Cheap flights from London to Portugal from £37

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 27/10. Fares are subject to change and may not be available on all flights or dates of travel.
LON — LIS
12 Oct — 19 Oct1
1 adult
1 adult, Economy

Cheap flight deals from London to Portugal

Keep the following information in mind while searching for London to Portugal flight deals. Data was last updated 12 September 2025.

Round-trip from

£81

One-way from

£37

Popular in

August

Cheapest in

January

Average price

£105

Good round-trip deal

£71 or less

Good one-way deal

£25 or less
easyJet
  • easyJet
  • 6/10-8/10
  • Nonstop
  • 4h 50m total
  • London to Portugal
Ryanair
  • Ryanair
  • 27/10
  • Nonstop
  • 2h 25m total
  • London to Portugal
Highest demand for flights based on searches. 20% potential increase in price (£22 potential increase over avg. return price).
Cheapest flight prices on average. 5% potential price decrease (£5 potential savings vs. average return price).
Average for round-trip flights in September 2025
Price to beat on a round-trip flight from London (LON) to Portugal.
Price to beat on a one-way flight from London (LON) to Portugal.

Find flight deals from London to Portugal

Cheapest flights from London to Portugal
Explore the most affordable flight options available from London to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 September 2025.

Mon 6/1006:10LGW - OPO
Nonstop2h 25measyJet
Wed 8/1006:55OPO - LGW
Nonstop2h 25measyJet
Deal found 11/9£81
Sun 2/1105:10STN - OPO
Nonstop2h 25mRyanair
Sat 8/1111:40OPO - STN
Nonstop2h 25mRyanair
Deal found 10/9£81
Tue 7/1009:15LGW - OPO
Nonstop2h 25measyJet
Wed 15/1006:55OPO - LGW
Nonstop2h 25measyJet
Deal found 11/9£82
Fri 3/1020:30STN - OPO
Nonstop2h 25mRyanair
Sun 12/1005:55OPO - STN
Nonstop2h 25mRyanair
Deal found 10/9£82
Mon 6/1006:10LGW - OPO
Nonstop2h 25measyJet
Thu 9/1006:40OPO - LGW
Nonstop2h 20measyJet
Deal found 11/9£83
Fri 3/1020:30STN - OPO
Nonstop2h 25mRyanair
Sun 5/1005:55OPO - STN
Nonstop2h 25mRyanair
Deal found 10/9£83
Mon 6/1006:10LGW - OPO
Nonstop2h 25measyJet
Fri 10/1019:45OPO - LGW
Nonstop2h 15measyJet
Deal found 10/9£83
Sun 5/1021:05STN - OPO
1 stop23h 25mRyanair
Thu 9/1017:20OPO - STN
Nonstop2h 25mRyanair
Deal found 11/9£83
Wed 15/1005:35LGW - OPO
1 stop15h 40mMultiple Airlines
Sat 18/1006:05OPO - LGW
1 stop6h 35mMultiple Airlines
Deal found 10/9£84
Wed 8/1014:55STN - OPO
Nonstop2h 25mRyanair
Sat 11/1018:00OPO - STN
1 stop5h 45mRyanair
Deal found 10/9£84
Fri 14/1110:45LGW - OPO
Nonstop2h 25mTAP AIR PORTUGAL
Mon 17/1118:20OPO - LGW
Nonstop2h 15mTAP AIR PORTUGAL
Deal found 11/9£85
Mon 27/1005:55STN - OPO
Nonstop2h 25mRyanair
Fri 7/1109:10OPO - STN
Nonstop2h 25mRyanair
Deal found 10/9£85

Cheapflights Fare Finder

 
Customise your flight search to find flights from London to Portugal that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 12 September 2025.
Use the filters below to find and compare flights from London to Portugal that are best for you.

Fly from

London

Fly to

Portugal

Route

Depart

Return

Price

LondonPorto

STN - OPO

STNOPO

London Stansted

Fri 14/11

06:00-08:25

Nonstop2h 25m

Porto

Sun 16/11

12:00-14:25

Nonstop2h 25m

£83

LondonPorto

STN - OPO

STNOPO

London Stansted

Fri 3/10

20:30-22:55

Nonstop2h 25m

Porto

Sun 5/10

05:55-08:20

Nonstop2h 25m

£83

LondonPorto

STN - OPO

STNOPO

London Stansted

Fri 21/11

06:00-08:25

Nonstop2h 25m

Porto

Tue 25/11

19:40-22:05

Nonstop2h 25m

£83

LondonPorto

LGW - OPO

LGWOPO

London Gatwick

Wed 5/11

09:35-12:05

Nonstop2h 30m

Porto

Sat 8/11

09:40-12:00

Nonstop2h 20m

£87

LondonPorto

STN - OPO

STNOPO

London Stansted

Mon 27/10

05:55-08:20

Nonstop2h 25m

Porto

Mon 27/10

14:40-17:05

Nonstop2h 25m

£87

LondonPorto

STN - OPO

STNOPO

London Stansted

Sat 18/10

06:25-08:50

Nonstop2h 25m

Porto

Tue 28/10

09:10-11:35

Nonstop2h 25m

£88

LondonPorto

STN - OPO

STNOPO

London Stansted

Sun 28/9

06:40-09:05

Nonstop2h 25m

Porto

Tue 30/9

22:20-00:45

Nonstop2h 25m

£89

LondonPorto

STN - OPO

STNOPO

London Stansted

Sat 4/10

19:00-21:25

Nonstop2h 25m

Porto

Mon 6/10

06:05-08:30

Nonstop2h 25m

£90

LondonPorto

STN - OPO

STNOPO

London Stansted

Sun 19/10

07:00-12:45

1 stop5h 45m

Porto

Thu 23/10

21:35-23:59

Nonstop2h 24m

£90

LondonPorto

LGW - OPO

LGWOPO

London Gatwick

Thu 6/11

12:55-18:40

1 stop5h 45m

Porto

Sat 8/11

09:40-12:00

Nonstop2h 20m

£92

Flights are sorted by cheapest return flights first.

Deals found on 10/9

Showing 1-10 of 60 results
1
2
3
...
6

Best time to book a flight from London to Portugal

Have a flexible travel schedule? Discover the best time to fly to Portugal from London with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from London to Portugal

What is the cheapest month to book a flight from London to Portugal?

Currently, January is the cheapest month in which you can book a flight from London to Portugal (average of £101). Flying from London to Portugal in August is currently the most expensive (average of £274). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from LON to PT?

Find hourly flight availability from London to Portugal. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 12 September 2025.

It’s typically best to fly out from London to Portugal in the afternoon. Doing so could potentially save you 20% on the flight price compared to flying at midday, which is usually more expensive.

What is the cheapest day to fly from London to Portugal?

Use this chart to determine the cheapest time to fly return from London to Portugal. Price data was last updated on 7 September 2025.

Travellers seeking maximum savings on their London to Portugal flight should consider departing on Thursday afternoons when fares are most often at their lowest. Tuesday at midday flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from London to Portugal

Explore weekly flight availability from London to Portugal. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 12 September 2025.

The most flights from LON to PT0 are scheduled on a Thursday (90 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (14 on average).

Reviews of airlines servicing Portugal

Get insights into the airlines that provide service to Portugal. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Portugal. Reviews last updated 12 September 2025.
Read reviews from past customers who have flown with TAP AIR PORTUGAL, easyJet, andRyanair from London to Portugal. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Crew

7.8

Overall

7.1

Entertainment

6.3

Comfort

7.1

Food

6.2

Boarding

7.0

Reviews

1 / 20
2.0
Mediocre

Claudia,Jul 2025

EWR - LIS

Never made the trip. Had to cancel due to multiple delays

Crew

7.8

Overall

7.1

Entertainment

6.3

Comfort

7.1

Food

6.2

Boarding

7.0

Reviews

1 / 20
2.0
Mediocre

Claudia,Jul 2025

EWR - LIS

Never made the trip. Had to cancel due to multiple delays

Crew

7.8

Overall

7.1

Entertainment

6.3

Comfort

7.1

Food

6.2

Boarding

7.0

Reviews

1 / 20
2.0
Mediocre

Claudia,Jul 2025

EWR - LIS

Never made the trip. Had to cancel due to multiple delays

Crew

7.8

Overall

7.1

Entertainment

6.3

Comfort

7.1

Food

6.2

Boarding

7.0

Reviews

1 / 20
2.0
Mediocre

Claudia,Jul 2025

EWR - LIS

Never made the trip. Had to cancel due to multiple delays

Crew

7.8

Overall

7.1

Entertainment

6.3

Comfort

7.1

Food

6.2

Boarding

7.0

Reviews

1 / 20
2.0
Mediocre

Claudia,Jul 2025

EWR - LIS

Never made the trip. Had to cancel due to multiple delays

Crew

7.8

Overall

7.1

Entertainment

6.3

Comfort

7.1

Food

6.2

Boarding

7.0

Reviews

1 / 20
2.0
Mediocre

Claudia,Jul 2025

EWR - LIS

Never made the trip. Had to cancel due to multiple delays

Related info for your journey

Find useful and relevant information for your journey from London to Portugal. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What airports serve London to Portugal flights?

    When flying to Portugal from London, you will have various airports to choose from. For the most part, London Stansted and Heathrow are the most common airports for departures, although occasionally Gatwick is used for return flights. London Stansted Airport (STN) is an international airport based in Essex that services the London area, while Heathrow (LHR) is the biggest international airport in the UK. Both are very accessible by public transport. When you arrive in Portugal, you will most often land at Lisbon Portela Airport (LIS), approximately four miles from central Lisbon. It is Portugal's major international airport and serves as the hub for the Portuguese airline, TAP Air Portugal. The airport has a subway that can take you directly tino the city. Your return flight may not arrive at the same airport you departed from, with Heathrow, Stansted and Gatwick all servicing flights home from Portugal. If your return airport is important, be sure to check before booking. Occasionally, you can find a direct flight from Stansted Airport to Porto Airport (OPO), based roughly 5 miles from the centre of Porto. These flights are operated by Ryanair and take approximately 2h 20min to reach their destination.

  • Which airlines fly directly from London to Portugal?

    If you are taking a trip from London to Portugal, you can find several direct flights operated by airlines such as Ryanair, Wizz Air, Tap Air Portugal and easyJet, all leaving from Stansted Airport. Sometimes, these airlines partner up for combination flights with a different carrier for your return flight. However, most direct flights will see you reach Portugal in roughly 2h 45min. TAP Air Portugal leaves from Heathrow for a direct flight of about 2h 40min.

  • What are the stopover options between London and Portugal?

    The London to Portugal flight route is well serviced by direct flights, with many airlines catering for the route even at short notice. Despite the proximity of the cities, the layover times can be quite long; you may find yourself in a European city for several hours, giving you the opportunity to explore a bit, should you wish. Irish airline  Ryanair favours Dublin as a layover option, with many flights involving a connecting time of about 7h. Air Europa often stops over in Madrid, with wait times averaging around 10h, and TAP Air Portugal offer connections in Porto with an average transfer time of 1h.

  • Do I need a passport or visa to fly from London to Portugal?

    If you hold a valid British passport, you can fly from London to Portugal without applying for a visa. However, you will need to present your passport to enter the country. If you plan to stay for longer than 90 days, you will need to apply for a Schengen visa.

  • How long is the flight from London to Portugal?

    Airlines like Ryanair, easyJet, and Vueling fly from London to Portugal in about 2h 25m. The time it takes to get you to your destination can typically vary by up to 4h 35m. The distance from London to Portugal is about 846 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from London to Portugal one-way?

    £38 is the cheapest one-way deal found within the past few days, from Ryanair. You may also be able to find cheap deals on easyJet and Vueling, with prices starting from £39 and £59, respectively.

  • What are the most popular routes from London to Portugal?

  • What are the most reliable airlines from London to Portugal?

    Consider Cathay Pacific (79%), Qatar Airways (70%) or British Airways (70%) when booking your flight. These represent the most reliable airlines when flying from London to Portugal.

  • What are the cheapest flights from London to Portugal?

    On average you can expect to pay £420 for a flight from London to Portugal. The cheapest flight overall is £75 while the most popular route, (London Heathrow - Lisbon Humberto Delgado) is currently priced at £116.

  • Can I find deals for flights from London to Portugal that include hotel bookings?

    Yes. In addition to deals on London to Portugal flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from London to Portugal?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from London to Portugal.

  • Can I find deals for business class flights from London to Portugal?

    Yes. Cheapflights offers flight deals from London to Portugal by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from London to Portugal?

    Currently, January is the cheapest month in which you can book a flight from London to Portugal (average of £101). Flying from London to Portugal in August is currently the most expensive (average of £274). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for London to Portugal

See prices for flight routes from nearby airports that may be better suited for you.

Top 10 airlines flying from London to Portugal

Discover the top 10 airlines that operate flights from London to Portugal. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 12 September 2025.
AirlineCheapestAverageFlexibilityOn-time
Wizz AirCheapest£20Average£122FlexibilityNo cancel feeOn-time83%
Search Wizz Air flights
RyanairCheapest£29Average£146FlexibilityNo cancel feeOn-timeN/A
Search Ryanair flights
easyJetCheapest£41Average£183FlexibilityNo cancel feeOn-time86%
Search easyJet flights
Wizz AirCheapest£41Average£116FlexibilityNo cancel feeOn-timeN/A
Search Wizz Air flights
RyanairCheapest£45Average£152FlexibilityNo cancel feeOn-timeN/A
Search Ryanair flights
Jet2Cheapest£54Average£231FlexibilityNo cancel feeOn-timeN/A
Search Jet2 flights
TUI AirwaysCheapest£73Average£162FlexibilityNo cancel feeOn-timeN/A
Search TUI Airways flights
British AirwaysCheapest£74Average£275FlexibilityNo cancel feeOn-time70%
Search British Airways flights
VuelingCheapest£80Average£180FlexibilityNo cancel feeOn-time88%
Search Vueling flights
TAP AIR PORTUGALCheapest£92Average£221FlexibilityNo cancel feeOn-timeN/A
Search TAP AIR PORTUGAL flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from London to Portugal?

When you search for this flight from London to Portugal, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from London to Portugal?

Cheapflights simply makes it quick and affordable to book flights from London to Portugal by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from London to Portugal with no change fees?

Need flexible booking options for your flight to Portugal from London? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from London to Portugal become cheaper?

Of course! You can now track prices for flights from London to Portugal and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.