There are 4 airlines that fly nonstop from London to Porto. They are: British Airways, Ryanair, TAP AIR PORTUGAL and easyJet. The cheapest price of all airlines flying this …Thousands of holidays. Compare 20+ trusted brands. ATOL-protected holidays. Book your getaway with confidence. Part of MoneySuperMarket. Saving you money for almost 20 years. Expert travel advice. Get the latest holiday tips and inspiration. We compare millions of holidays from the UK’s leading travel companies. Flight distance: 912 miles or 1467 km. Flight time: 2 hours, 19 minutes. Compare this to a whole day of commercial travel with the airports and waiting in line for security, which ends up taking a total of 10 hours, 25 minutes. Flying private is roughly 5.2x faster, and saves you about 8.5 hours in your total travel time. The cost of taking a pet to Portugal will depend on the airline. For TAP, the Portuguese airline, it can cost anywhere between €70 and €180 for a pet ticket depending on where you’re flying from. For flights from Europe, Morocco, Tunisia and flights between Accra and São Tomé it costs €70.Find flights to Portugal from £91. Fly from London City on SWISS, British Airways, KLM and more. Search for Portugal flights on KAYAK now to find the best deal.There are 5 airlines that fly nonstop from London to Faro. They are: British Airways, Jet2, Ryanair, Wizz Air UK and easyJet. The cheapest price of all airlines flying this route was found with Ryanair at $32 for a one-way flight. On average, the best prices for this route can be found at Wizz Air UK.Looking for a cheap flight from London Luton Airport to Portugal? 25% of our users found tickets from London Luton Airport to Portugal for the following prices or less: Faro £69 one-way - £116 round-trip; Lisbon £57 one-way - £102 round-trip. Morning departure is around 21% more expensive than an evening flight, on average*.Kevin Lynch is a London-born, Dublin-based writer and journalist. The author of Steve Jobs: A Biographic Portrait, Kevin is a regular feature writer for a number of tech …Deals from £168 per person. World-class beaches paired with more than 300 days of yearly sunshine is what makes Portugal holidays so special. From Lisbon’s charming city sights to seaside towns bursting with character in the Algarve, you’ll struggle choosing between the two. And we can’t forget its subtropical islands of Madeira and the ...Discover cheap flights from London to Portugal with TAP Air Portugal. Fly with a modern fleet and enjoy award-winning service. Find flight deals today.Flight deals from London to Porto. Looking for a cheap last-minute deal or the best round-trip flight from London to Porto? Find the lowest prices on one-way and round-trip …Speed Limits in Portugal (unless otherwise signed!) Breaking the speed limit could result in either an on-the-spot or an automatic fine being sent to you. Motorcycles: 120 km/h (74mph) on motorways and some dual carriageways. 100km/h (62mph) on major roads.Search cheap flight airfare and ticket deals for flights from London (LON) to Portugal. Help. Help Manage booking. Flights Holidays Flight + hotel Stays Cars Cruises Deals More. Flights Holidays Flight + hotel Stays Cars Cruises Deals. Stores. 133 133. Flights from London to Portugal. Frequently asked questions.Most airlines such as Wizz Air UK and easyJet fly to Portugal from London in 2h 55m. For as low as $53 per ticket, Wizz Air UK offers the fastest flight to Portugal from London. For this route, airlines will cover a distance of 977 mi from London to Portugal. The majority of flights are nonstop.Book a great holiday in Portugal with British Airways. Browse our carefully-selected hotels, flights and car rental options with deposits from £60 per person. ... from London, Jan 2025. Start planning. Lisbon flights + 7 nights hotel. From £282 pp. from London, Dec 2024. Start planning. flights + 7 nights hotel. From £415 pp.Find cheap flights from London Heathrow Airport to Portugal from £51. Return. 1 adult. Economy. 0 bags. Add hotel. Sat 18/5. Sat 25/5. Search. Direct flights only. Search …No, there is no direct bus from England to Portugal. However, there are services departing from Trafalgar Square and arriving at R. Palma via London Victoria, Paris City Centre - Bercy Seine and Estação Oriente. The journey, including transfers, takes approximately 34h 33m. More detailsAll inclusive holidays to Portugal. On our All Inclusive breaks to Portugal, we take care of flights, hotels, transfers, main meals and local drinks. Nights out in the Algarve. We do most of the organising on our All Inclusive getaways, so you can get on with enjoying holiday hotspots like the sand-skimmed Algarve.The calculation of flight time is based on the straight line distance from STN to Faro, Portugal ("as the crow flies"), which is about 1,101 miles or 1 772 kilometers. Your trip begins at London Stansted Airport in London, United Kingdom. It ends in Faro, Portugal. Your flight direction from STN to Faro, Portugal is Southwest (-156 degrees from ...Thu, Oct 10 OPO – LGW with easyJet. 1 stop. from C$100. Porto.C$106 per passenger.Departing Thu, May 30, returning Fri, Jun 14.Round-trip flight with Ryanair.Outbound direct flight with Ryanair departing from London Stansted on Thu, May 30, arriving in Porto.Inbound direct flight with Ryanair departing from Porto on Fri, Jun …TAP AIR PORTUGAL Flights From London to Lisbon. TAP AIR PORTUGAL is one of the most popular airlines flying from London to Lisbon, operating 36 flights/week on average for this route. A good TAP AIR PORTUGAL flight deal for London to Lisbon starts from $112 round-trip, up to an average price of $222. Our users have …Thousands of holidays. Compare 20+ trusted brands. ATOL-protected holidays. Book your getaway with confidence. Part of MoneySuperMarket. Saving you money for almost 20 years. Expert travel advice. Get the latest holiday tips and inspiration. We compare millions of holidays from the UK’s leading travel companies.Flights to Azores, Portugal. £38. Flights to Braga, Portugal. £27. Flights to Faro, Portugal. View more. Find flights to Portugal from £20. Fly from the United Kingdom on Ryanair, Wizz Air UK, easyJet and more. Search for Portugal flights on …Porto to Lisbon by Rail. 7 days 6 nights. From £1,975. Tour two of Portugal’s greatest cities, Porto and Lisbon, journeying by high-speed rail and staying in 5-star accommodation. Read More.You can reach Portugal by train from London, either via Barcelona & Madrid or via San Sebastian & Vigo. For the Algarve, take Eurostar & a TGV high speed train from … There are lots of destinations to choose from when you're planning your trip from London to Portugal. Faro. Direct From $58. Ponta Delgada. Direct From $79. Lisbon. Direct From $90. Porto. Direct From $95. Travelers usually depart from Gatwick, Heathrow, Luton, London Stansted, or London City when they travel from London to Lisbon. The distance between London and Lisbon is 1608 km. The most popular airlines for this route are TAP Portugal, easyJet, Vueling, British Airways, and Iberia Airlines. London and Lisbon have 388 direct flights per week.Tue, 11 Jun LOS - LHR with Lufthansa. 1 stop. from £429. Lagos. £431 per passenger.Departing Wed, 15 May, returning Thu, 23 May.Return flight with easyJet and Air France.Outbound indirect flight with easyJet, departs from London Luton on Wed, 15 May, arriving in Lagos.Inbound indirect flight with Air France, departs from Lagos on Thu, 23 … There are 4 airlines that fly nonstop from London to Porto. They are: British Airways, Ryanair, TAP AIR PORTUGAL and easyJet. The cheapest price of all airlines flying this route was found with Ryanair at $59 for a one-way flight. On average, the best prices for this route can be found at easyJet. All inclusive holidays to Portugal. On our All Inclusive breaks to Portugal, we take care of flights, hotels, transfers, main meals and local drinks. Nights out in the Algarve. We do most of the organising on our All Inclusive getaways, so you can get on with enjoying holiday hotspots like the sand-skimmed Algarve.If you’d like to book cheap flights to Albufeira Portugal through easyJet, you can do so using our alerts and Cheap Flights Low Fare Finder. The best month to purchase tickets is usually January. How long is the flight to Albufeira? - Flights to Albufeira from London which land at Faro take just less than 3 hours.Shuttle to Detroit, fly to Lisboa • 15h 23m. Take a shuttle bus from London, ON - 105, Wharncliffe Road South, Manor Park to Detroit Airport. Fly from Detroit (DTW) to Lisboa (LIS) DTW - LIS. €315 - €851.Lisbon is served by several international airlines. TAP Air Portugal, the country’s flag carrier, is the main airline operating in Lisbon. Other major airlines flying to Lisbon include British Airways, Lufthansa, Delta Airlines, Qatar Airways, KLM Royal Dutch Airlines, Air France, Emirates, Swiss, and United Airlines.Since airlines change flight prices constantly, sign up for Fare Alerts and let FareCompare’s travel search engine monitor airline ticket prices of all major airlines, so you’ll be first in line to get the cheapest tickets. Cheap Flights from London, United Kingdom to Portugal, LON to PT Airfare Search from FareCompare.How long is a flight to Portugal? While the average flight time from London to Lisbon is 2 hours and 30 minutes, the flight to Faro or Porto is only 2 hours and 20 minutes. Flights to Madeira take a little longer at just under 4 hours.Flight Time 2 h and 48 m Flights from London and Lisbon last around 2 h and 48 m, although this flight time may also depend on other factors. Cheapest flight £21 The cheapest price available for flights from London to Lisbon that have been booked by our customers in the last 72 hours. Airport of Departure Heathrow You will depart from Heathrow ...There are 4 airlines that fly nonstop from London to Porto. They are: British Airways, Ryanair, TAP AIR PORTUGAL and easyJet. The cheapest price of all airlines flying this …If you stay in Portugal with a residence permit or long-stay visa, this does not count towards your 90-day visa-free limit. Travelling with children Non-resident children travelling to Portugal.London. £22 per passenger. Departing Fri, 26 Apr, returning Mon, 29 Apr. Return flight with Ryanair. Outbound direct flight with Ryanair departs from Faro on Fri, 26 Apr, arriving in London Stansted. ... Compare cheap Portugal to United Kingdom flight deals from over 1,000 providers.Lisbon. Wed, 17 Apr STN - LIS with Ryanair. Direct. from HK$127. Ponta Delgada.HK$148 per passenger.Departing Tue, 9 Apr.One-way flight with Ryanair.Outbound direct flight with Ryanair departs from London Stansted on Tue, 9 Apr, arriving in Ponta Delgada.Price includes taxes and charges.From HK$148, select.Cheap Flights from London (LGW) to Lisbon (LIS) Prices were available within the past 7 days and start at £46 for one-way flights and £95 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. All deals. Browse destinations: Find flights to Portugal from £21. Fly from London on Wizz Air UK, Ryanair, easyJet and more. Search for Portugal flights on KAYAK now to find the best deal. Lisbon. Mon, 15 Apr LTN - LIS with easyJet. Direct. from RM92. Ponta Delgada.RM107 per passenger.Departing Tue, 16 Apr.One-way flight with Ryanair.Outbound direct flight with Ryanair departs from London Stansted on Tue, 16 Apr, arriving in Ponta Delgada.Price includes taxes and charges.From RM107, select.Looking for a cheap flight from London Luton Airport to Portugal? 25% of our users found tickets from London Luton Airport to Portugal for the following prices or less: Faro £69 one-way - £116 round-trip; Lisbon £57 one-way - £102 round-trip. Morning departure is around 21% more expensive than an evening flight, on average*.There are 5 airlines that fly nonstop from London to Faro. They are: British Airways, Jet2, Ryanair, Wizz Air UK and easyJet. The cheapest price of all airlines flying this route was found with Ryanair at $32 for a one-way flight. On average, the best prices for this route can be found at Wizz Air UK.Direct. from $45. Faro.$47 per passenger.Departing Mon, 22 Apr, returning Thu, 2 May.Return flight with Ryanair.Outbound direct flight with Ryanair departs from London Stansted on Mon, 22 Apr, arriving in Faro.Inbound direct flight with Ryanair departs from Faro on Thu, 2 May, arriving in London Luton.Price includes taxes and charges.From …Book cheap flights from London to Portugal with Europe's greenest ultra-low cost airline. Find the best deals with our fare finder & flight bundles.Historic and picturesque Bolhao market is few steps away. And thanks to the well equipped kitchen, you can always prepare breakfast or dinner on your own. Reviewed on 15 Oct 2023. Book your ATOL protected Portugal holiday today! Enjoy flexibility with our interest-free instalments & book now pay later option. Fully refundable rates on most hotels.Southampton to Lisbon. 13 Days (12 Nights) London to Lisbon. Cruise Line: Silversea. Ship: Silver Dawn. Departures: Sep 2025 to Oct 2025. Countries Visited: England, France, Spain, Portugal. Port-to-Port Door-to-Door Upgrade Option. INSIDE.18 Portugal Street, London, WC2A. £3,800 pcm. £877 pw The amount per month or week you need to pay the landlord. Read more.Porto to Lisbon by Rail. 7 days 6 nights. From £1,975. Tour two of Portugal’s greatest cities, Porto and Lisbon, journeying by high-speed rail and staying in 5-star accommodation. Read More.London Blackfriars station, Queen Victoria Street, London, EC4V 4DY. Home Trains Trains in Portugal Train Times to Lisbon London to Lisbon train. Trains from London to Lisbon from only £72. Compare prices, view train times & types and find cheap train tickets with Omio. What companies run services between London, England and Porto, Portugal? Ryanair flies from London Stansted (STN) to Porto (OPO) 3 times a day. Alternatively, you can take a train from London St Pancras Intl to Porto - Campanha via Paris Nord, Gare de Lyon, Paris Gare De Lyon, Barcelona-Sants, and Vigo Guixar in around 29h 13m. Round-trip tickets start from £460 and one-way flights from Johannesburg to Portugal start from £312. Here are some tips on how to secure the best flight price and make your journey as smooth as possible. Simply hit "search." From American Airlines to international carriers like Emirates, we've compared flights from all major airlines and ...To appeal a denial notice of your Portugal Schengen visa, you have the following options: Appeal at the Portugal embassy/consulate that processed your application. You can appeal the decision within 15 days of receiving notice of the refusal, revocation, or annulment. This appeal follows Article 191 of the Administrative Procedure Code (CPA).Departing from London to Portimão will take you 2h 55m. There are 1070 mi between London and Portimão. Most flights are nonstop. What are the cheapest airlines to fly from London to Portimão one-way. £27 is the cheapest one-way deal found within the past few days, from Ryanair.How long is a flight to Portugal? While the average flight time from London to Lisbon is 2 hours and 30 minutes, the flight to Faro or Porto is only 2 hours and 20 minutes. Flights to Madeira take a little longer at just under 4 hours.and leave at 1:42 pm. drive for about 3.5 hours. 4:59 pm Bordeaux. stay for about 1 hour. and leave at 5:59 pm. drive for about 3.5 hours. 9:20 pm Saumur. stay overnight and leave the next day around 10:00 am. day 2 driving ≈ 10.5 hours.Cheap flights from London to Portugal from £19. Return. 1 adult. Economy. 0 bags. Direct flights only. From? To? Tue 23/4. Tue 30/4. Search. Deals available from 900+ travel …Discover cheap flights from London to Portugal with TAP Air Portugal. Fly with a modern fleet and enjoy award-winning service. Find flight deals today.London. Portugal. Compare flights from London to Portugal. Find the cheapest time of the year to fly. Book the best fare with no fees. Where in Portugal would you like to go? …Round-trip tickets start from $111 and one-way flights from London Heathrow to Portugal start from $60. Here are some tips on how to secure the best flight price and make your journey as smooth as possible. Simply hit "search." From American Airlines to international carriers like Emirates, we've compared flights from all major airlines and ...Cheap Flights from London (LGW) to Faro (FAO) Prices were available within the past 7 days and start at £35 for one-way flights and £70 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. Reserve one-way or return flights from London to Faro with no change fee on selected flights.1 stop. Tue, 18 Jun FAO - LCY with SWISS. 1 stop. from £157. Faro. £201 per passenger.Departing Tue, 27 Aug, returning Mon, 2 Sep.Return flight with KLM.Outbound indirect flight with KLM, departs from London City on Tue, 27 Aug, arriving in Faro.Inbound indirect flight with KLM, departs from Faro on Mon, 2 Sep, arriving in London City.Price ...Compare flight deals to Portimao from London from over 1,000 providers. Then choose the cheapest or fastest plane tickets. Flex your dates to find the best London-Portimao ticket prices. If you are flexible when it comes to your travel dates, use Skyscanner's 'Whole month' tool to find the cheapest month, and even day to fly to …London Blackfriars station, Queen Victoria Street, London, EC4V 4DY. Home Trains Trains in Portugal Train Times to Lisbon London to Lisbon train. Trains from London to Lisbon from only £72. Compare prices, view train times & types and find cheap train tickets with Omio.The easier option is to take an overnight ferry from Ireland or the UK (depending where you’re driving from) and cut out the French leg of the journey. This normally arrives into Northern Spain in the morning and you can complete the last leg in 1 or more days, depending on how many stops you want. The cheapest option is to drive …London. Portugal. Compare flights from London to Portugal. Find the cheapest time of the year to fly. Book the best fare with no fees. Where in Portugal would you like to go? …Direct. from $45. Faro.$47 per passenger.Departing Mon, 22 Apr, returning Thu, 2 May.Return flight with Ryanair.Outbound direct flight with Ryanair departs from London Stansted on Mon, 22 Apr, arriving in Faro.Inbound direct flight with Ryanair departs from Faro on Thu, 2 May, arriving in London Luton.Price includes taxes and charges.From …Historic and picturesque Bolhao market is few steps away. And thanks to the well equipped kitchen, you can always prepare breakfast or dinner on your own. Reviewed on 15 Oct 2023. Book your ATOL protected Portugal holiday today! Enjoy flexibility with our interest-free instalments & book now pay later option. Fully refundable rates on most hotels.Compare cheap London Stansted to Portugal flight deals from over 1,000 providers. Then choose the cheapest plane tickets or fastest journeys. Flight tickets to Portugal start from $15 one-way. Flex your dates to secure the best fares for your London Stansted to Portugal ticket.Looking for a cheap flight from London Luton Airport to Portugal? 25% of our users found tickets from London Luton Airport to Portugal for the following prices or less: Faro £69 one-way - £116 round-trip; Lisbon £57 one-way - £102 round-trip. Morning departure is around 21% more expensive than an evening flight, on average*.Portugal Visa Requirements for Brits. As a member of the EU, you are able to move to Portugal from the UK and stay for 3 months without registering. For people intending to stay for longer, you will need to register at your local Câmara Municipal (town hall) within 4 months of arrival.There are 4 airlines that fly nonstop from London to Porto. They are: British Airways, Ryanair, TAP AIR PORTUGAL and easyJet. The cheapest price of all airlines flying this …Flight Time 2 h and 48 m Flights from London and Lisbon last around 2 h and 48 m, although this flight time may also depend on other factors. Cheapest flight £21 The cheapest price available for flights from London to Lisbon that have been booked by our customers in the last 72 hours. Airport of Departure Heathrow You will depart from Heathrow ...From Nantes drive to San Sebastián in Spain (six hours) and from San Sebastián drive to Portugal (eight hours). In total, this is a 20 hour drive, but if you’re making a road trip out of it, you can see the sights as you drive through. There are more options though, for example: Quickest route: Calais – Rouen – Bordeaux – San Sebastian.Flight Time 2 h and 48 m Flights from London and Lisbon last around 2 h and 48 m, although this flight time may also depend on other factors. Cheapest flight £21 The cheapest price available for flights from London to Lisbon that have been booked by our customers in the last 72 hours. Airport of Departure Heathrow You will depart from Heathrow ...Outbound direct flight with Ryanair departs from London Stansted on Sat, 4 Jan, arriving in Lisbon. Inbound direct flight with Ryanair departs from Lisbon on Fri, 10 Jan, ... Best car hire in Portugal. Lisbon Airport car rental. Lisbon arrivals and departures. Cheap Brussels Airlines flights to Lisbon Airport.Cheap Flights from London to Faro (LTN-FAO) Prices were available within the past 7 days and start at $52 for one-way flights and $100 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. Book one-way or return flights from London to Faro with no change fee on selected flights.Compare cheap London Gatwick to Portugal flight deals from over 1,000 providers. Then choose the cheapest plane tickets or fastest journeys. Flight tickets to Portugal start from £17 one-way. Flex your dates to secure the best fares for your London Gatwick to Portugal ticket. If your travel dates are flexible, use Skyscanner's "Whole month ...and leave at 1:42 pm. drive for about 3.5 hours. 4:59 pm Bordeaux. stay for about 1 hour. and leave at 5:59 pm. drive for about 3.5 hours. 9:20 pm Saumur. stay overnight and leave the next day around 10:00 am. day 2 driving ≈ 10.5 hours.Compare flights from London Gatwick to Portugal. Find the cheapest time of the year to fly. Book the best airfare with no fees. Where in Portugal would you like to …The cheapest way to get from Lisbon to London costs only £121, and the quickest way takes just 5¼ hours. Find the travel option that best suits you. ... Lisbon to London train services, operated by Comboios De Portugal, depart from Estação Ferroviária de Lisboa Oriente station. More detailsMost airlines such as Wizz Air UK and easyJet fly to Portugal from London in 2h 55m. For as low as $53 per ticket, Wizz Air UK offers the fastest flight to Portugal from London. For this route, airlines will cover a distance of 977 mi from London to Portugal. The majority of flights are nonstop.
10:00 am start in London. drive for about 4.5 hours. 2:27 pm Rouen. stay for about 1 hour. and leave at 3:27 pm. drive for about 3 hours. 6:12 pm Saumur. stay overnight and leave the next day around 10:00 am. day 1 driving ≈ 7 hours.. Egif
Round-trip tickets start from $111 and one-way flights from London Heathrow to Portugal start from $60. Here are some tips on how to secure the best flight price and make your journey as smooth as possible. Simply hit "search." From American Airlines to international carriers like Emirates, we've compared flights from all major airlines and ...Compare flights from London to Portugal. Find the cheapest time of the year to fly. Book the best airfare with no fees. Where in Portugal would you like to go? There are lots of …Porto to Lisbon by Rail. 7 days 6 nights. From £1,975. Tour two of Portugal’s greatest cities, Porto and Lisbon, journeying by high-speed rail and staying in 5-star accommodation. Read More.Family holidays to the Algarve, last-minute holidays to Lisbon and couples’ All Inclusive getaways to Cascais – whatever you’ve got your beady eye on, there's a Portugal hotel for you. Here are a few of our faves: Oura Senses (16+) - if you like our holibobs to be adults-only, this 16+ hotel is the one for you.27/04 £65. The cheapest trip from London to Lisbon was searched and found on 24 Apr 2024 with a price of £65. To save money and be sure you have the best seat, it's a good idea to buy your bus tickets from London to Lisbon as early as possible. You can expect to pay from £65 to £183 for a bus ticket from London to Lisbon based on the last 2 ...Round-trip tickets start from $111 and one-way flights from London Heathrow to Portugal start from $60. Here are some tips on how to secure the best flight price and make your journey as smooth as possible. Simply hit "search." From American Airlines to international carriers like Emirates, we've compared flights from all major airlines and ...Portugal Small Group Tours. Uncover new and exciting adventures in Portugal by taking part in our small group tours. Go sightseeing at your own pace surrounded by travellers like you. Provided by top tour operators & travel companies, our small group tours in Portugal will offer you the perfect balance between spending time on your own and ...You can fly directly from London Stansted Airport (STN) to Porto Airport (OPO) on Ryanair several times a day. Alternatively, there are non-stop flights from London Luton Airport …Whether it is a business trip or relaxing getaway, travel to Portugal with us and save! Back. Back. Book flights to Portugal from £14.99 Portugal travel guides ... London STN. Lisbon LIS. one way. Tue 16 Apr. £14.99. Book flight. Manchester MAN. …Flight deals from London to Lisbon. Looking for a cheap last-minute deal or the best return flight from London to Lisbon? Find the lowest prices on one-way and return tickets right …Travelers usually depart from Gatwick, Heathrow, Luton, London Stansted, or London City when they travel from London to Lisbon. The distance between London and Lisbon is 1608 km. The most popular airlines for this route are TAP Portugal, easyJet, Vueling, British Airways, and Iberia Airlines. London and Lisbon have 388 direct flights per week.Book cheap flights from London to Lisbon. Enjoy award winning service and inflight entertainment with Tap Air Portugal. Find the lowest fares.Search cheap flight airfare and ticket deals for flights from London (LON) to Portugal. Help. Help Manage booking. Flights Holidays Flight + hotel Stays Cars Cruises Deals More. Flights Holidays Flight + hotel Stays Cars Cruises Deals. Stores. 133 133. Flights from London to Portugal. Frequently asked questions.Search and compare airfare from 1000+ airlines and travel sites to get the cheapest flights from London to Portugal with momondo..