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Cheap flights from Porto to London from £36

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 28/2. Fares are subject to change and may not be available on all flights or dates of travel.
OPO — LON
25 Jan — 1 Feb1
1 adult
1 adult, Economy, 0 bags

Cheapflights Tip: The best prices from Porto to London are usually found in March or February, booked 36 days in advance, depart on a Tuesday or Wednesday and return on a Tuesday

Cheap flight deals from Porto to London

Enter your travel dates to find the best prices.

Cheapest flights from Porto to London
Explore the most affordable flight options available from Porto to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 26 December 2025.

Wed 31/1220:55OPO - STN
Nonstop2h 25mRyanair
Sun 4/106:10STN - OPO
Nonstop2h 25mRyanair
Deal found 25/12£73
Wed 31/1220:55OPO - STN
Nonstop2h 25mRyanair
Thu 1/109:00STN - OPO
Nonstop2h 25mRyanair
Deal found 25/12£75
Mon 29/1216:45OPO - STN
1 stop5h 30mRyanair
Thu 1/109:00STN - OPO
Nonstop2h 25mRyanair
Deal found 24/12£108
Wed 31/1220:55OPO - STN
Nonstop2h 25mRyanair
Sat 10/118:50STN - OPO
Nonstop2h 25mRyanair
Deal found 25/12£115
Wed 31/1220:55OPO - STN
Nonstop2h 25mRyanair
Thu 8/115:55STN - OPO
Nonstop2h 25mRyanair
Deal found 25/12£117
Mon 29/1216:45OPO - LTN
1 stop6h 15mMultiple Airlines
Thu 1/107:15LTN - OPO
Nonstop2h 30mMultiple Airlines
Deal found 24/12£118
Wed 31/1219:50OPO - LGW
Nonstop2h 20measyJet
Wed 14/109:35LGW - OPO
Nonstop2h 30measyJet
Deal found 24/12£120
Wed 31/1222:10OPO - LGW
1 stop14h 45mMultiple Airlines
Wed 14/109:35LGW - OPO
Nonstop2h 30mMultiple Airlines
Deal found 24/12£121
Wed 31/1219:50OPO - LGW
Nonstop2h 20measyJet
Sat 3/106:30LGW - OPO
Nonstop2h 30measyJet
Deal found 24/12£122
Wed 31/1219:50OPO - LGW
Nonstop2h 20measyJet
Wed 7/109:30LGW - OPO
Nonstop2h 30measyJet
Deal found 25/12£124
Wed 31/1222:10OPO - STN
1 stop13h 10mRyanair
Wed 14/121:05STN - OPO
1 stop11h 30mRyanair
Deal found 24/12£126
Wed 31/1222:10OPO - LGW
1 stop14h 45mMultiple Airlines
Fri 2/118:50LGW - OPO
1 stop13h 05mMultiple Airlines
Deal found 25/12£127

Find flight deals from Porto to London

Discover tips and strategies to find the most affordable flight options for your journey from Porto (OPO) to London (LON). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 26 December 2025.

Round-trip from

£60

One-way from

£36

Popular in

August

Cheapest in

March

Average price

£126

Good round-trip deal

£41 or less

Good one-way deal

£19 or less
Ryanair
  • Ryanair
  • 18/2-21/2
  • Nonstop
  • 4h 50m total
  • Porto to London
Search Deals
easyJet
  • easyJet
  • 28/2
  • Nonstop
  • 2h 20m total
  • Porto to London
Search Deals
Highest demand for flights based on searches. 21% potential increase in price (£21 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (£4 potential savings vs. average return price).
Search Deals
Average for round-trip flights in December 2025
Search Deals
Price to beat on a round-trip flight from Porto to London (LON).
Search Deals
Price to beat on a one-way flight from Porto to London (LON).
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Porto to London 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 26 December 2025.
Use the filters below to find and compare flights from Porto to London that are best for you.

Fly from

Porto

Fly to

London

Route

Depart

Return

Price

PortoLondon

OPO - STN

OPOSTN

Porto

Wed 4/2

16:35-19:00

Nonstop2h 25m

London Stansted

Wed 11/2

08:15-10:40

Nonstop2h 25m

£60

PortoLondon

OPO - STN

OPOSTN

Porto

Fri 30/1

09:10-11:35

Nonstop2h 25m

London Stansted

Sun 1/2

06:10-08:35

Nonstop2h 25m

£61

PortoLondon

OPO - STN

OPOSTN

Porto

Thu 19/2

06:10-08:35

Nonstop2h 25m

London Stansted

Sun 22/2

06:10-08:35

Nonstop2h 25m

£61

PortoLondon

OPO - STN

OPOSTN

Porto

Sat 24/1

06:55-21:45

1 stop14h 50m

London Stansted

Mon 26/1

05:55-08:20

Nonstop2h 25m

£63

PortoLondon

OPO - LGW

OPOLGW

Porto

Sat 28/2

09:40-12:00

Nonstop2h 20m

London Gatwick

Tue 3/3

09:35-12:05

Nonstop2h 30m

£65

PortoLondon

OPO - LGW

OPOLGW

Porto

Fri 8/5

06:35-09:00

Nonstop2h 25m

London Gatwick

Sun 10/5

09:35-12:00

Nonstop2h 25m

£67

PortoLondon

OPO - LGW

OPOLGW

Porto

Sat 28/2

09:40-12:00

Nonstop2h 20m

London Gatwick

Mon 2/3

09:45-12:15

Nonstop2h 30m

£67

PortoLondon

OPO - LTN

OPOLTN

Porto

Fri 6/2

20:20-22:55

Nonstop2h 35m

London Luton

Thu 26/2

07:15-09:45

Nonstop2h 30m

£67

PortoLondon

OPO - STN

OPOSTN

Porto

Sat 14/2

16:00-18:25

Nonstop2h 25m

London Stansted

Sun 22/2

06:10-08:35

Nonstop2h 25m

£67

PortoLondon

OPO - STN

OPOSTN

Porto

Sat 31/1

14:05-16:30

Nonstop2h 25m

London Stansted

Thu 5/2

15:55-18:20

Nonstop2h 25m

£68

Flights are sorted by cheapest return flights first.

Deals found on 25/12

Showing 1-10 of 60 results
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Best time to book a flight from Porto to London

Have a flexible travel schedule? Discover the best time to fly to London from Porto 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 Porto to London

How far ahead should I book a flight from Porto to London?

Use this chart to determine the optimal time to book a return flight from Porto to London. Price data was last updated on 19 December 2025.

To ensure you get the cheapest price possible for a flight from Porto to London, you should look to book at least 36 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, February is the cheapest month in which you can book a flight from Porto to London (average of £26). Flying from Porto to London in June is currently the most expensive (average of £69). 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 OPO to LON?

Find hourly flight availability from Porto to London. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 26 December 2025.

It’s optimal to fly from Porto to London at midday. By choosing this option you can save up to 38% on the cost of your flight, compared to a flight in the afternoon.

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

Use this chart to determine the cheapest time to fly return from Porto to London. Price data was last updated on 16 December 2024.

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

How much does it cost for a return flight from Porto to London?

How often are flights from Porto to London delayed?

About 22% of weekly flights between Porto and London have experienced delays in the past year, with the average delay time being 115 minutes.

What is the most punctual flight time for Porto to London flights?

Historically, flights departing in the evening are less likely to be delayed, whereas flights leaving at night tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Wednesday tends to have the lowest number of delays on this route, whereas Sunday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Porto to London flights?

Over the past year, Titan Airways have had the lowest number of delays on this route, with just 6% of flights being delayed.

Reviews of airlines servicing London

Get insights into the airlines that provide service to London. 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 London. Reviews last updated 26 December 2025.
Check out reviews from past customers who have flown with TAP AIR PORTUGAL, easyJet, andRyanair from Porto to London to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
TAP AIR PORTUGAL
7.2
Good
2,098 reviews
Check prices

Entertainment

6.3

Comfort

7.1

Crew

7.8

Food

6.2

Boarding

7.0

Overall

7.2

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

LIS - EWR

Both flights returning to newirk airport was delayed by over a hour with minimum early notification
TAP AIR PORTUGAL
7.2
Good
2,098 reviews
TAP AIR PORTUGAL
7.2
Good
2,098 reviews
Check prices

Entertainment

6.3

Comfort

7.1

Crew

7.8

Food

6.2

Boarding

7.0

Overall

7.2

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

LIS - EWR

Both flights returning to newirk airport was delayed by over a hour with minimum early notification
easyJet
6.9
Okay
1,854 reviews
TAP AIR PORTUGAL
7.2
Good
2,098 reviews
Check prices

Entertainment

6.3

Comfort

7.1

Crew

7.8

Food

6.2

Boarding

7.0

Overall

7.2

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

LIS - EWR

Both flights returning to newirk airport was delayed by over a hour with minimum early notification
Ryanair
6.8
Okay
5,224 reviews
TAP AIR PORTUGAL
7.2
Good
2,098 reviews
Check prices

Entertainment

6.3

Comfort

7.1

Crew

7.8

Food

6.2

Boarding

7.0

Overall

7.2

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

LIS - EWR

Both flights returning to newirk airport was delayed by over a hour with minimum early notification
British Airways
6.7
Okay
7,617 reviews
TAP AIR PORTUGAL
7.2
Good
2,098 reviews
Check prices

Entertainment

6.3

Comfort

7.1

Crew

7.8

Food

6.2

Boarding

7.0

Overall

7.2

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

LIS - EWR

Both flights returning to newirk airport was delayed by over a hour with minimum early notification

Related info for your journey

Find useful and relevant information for your journey from Porto to London. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Porto to London?

    For a flight from Porto to London, you will be flying from Porto. Porto (OPO) is just 6.8 mi from the center of the city. Porto is the only Porto airport and it handles 1 outbound flight to London per day. 4 airlines have flights to London from Porto on a regular basis.

  • How long is the flight from Porto to London?

    There are many flights that can get you from Porto to London in 2h 20m. Fly via Ryanair, easyJet, or Vueling to get the fastest option. The distance from Porto to London is about 794 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What are the cheapest airlines flying from Porto to London round-trip?

    Our cheapest airline available from Porto to London is Ryanair. Our recent data shows that you can find tickets from as low as £47 on this airline. Additional options worth looking into are easyJet and TAP AIR PORTUGAL, starting at £49 and £86 round-trip. You may be able to fly from Porto to London for 54% less than the average price by searching for these airlines.

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

    £14 is the cheapest one-way deal found within the past few days, from easyJet. You may also be able to find cheap deals on Ryanair and British Airways, with prices starting from £35 and £43, respectively.

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

    Most travelers choose Porto - London Gatwick, Porto - London Heathrow or Porto - London Stansted when deciding on the best route from Porto to London.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Porto to London 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 Porto to London?

    Currently, February is the cheapest month in which you can book a flight from Porto to London (average of £26). Flying from Porto to London in June is currently the most expensive (average of £69). 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

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
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Croydon
Slough
Hounslow
Luton
Gatwick
Wembley
Ilford
Brentford
Colchester
Hayes
Watford
Crawley
Bedford
Romford
Chichester
Eastbourne
Ipswich
Bishop's Stortford
Chelmsford

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Porto to London

See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from Porto to London

Discover the top 4 airlines that operate flights from Porto to London. 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 26 December 2025.
AirlineCheapestAverageFlexibilityOn-time
RyanairCheapest£47Average£134FlexibilityNo cancel feeOn-timeN/A
Search Ryanair flights
easyJetCheapest£57Average£122FlexibilityNo cancel feeOn-time86%
Search easyJet flights
TAP AIR PORTUGALCheapest£91Average£201FlexibilityNo cancel feeOn-timeN/A
Search TAP AIR PORTUGAL flights
British AirwaysCheapest£94Average£282FlexibilityNo cancel feeOn-time70%
Search British Airways 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 Porto to London?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to London from Porto today with Cheapflights!

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

Cheapflights helps you find that perfect flight to London from Porto by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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

Yes, we can. To see specific flights from Porto to London with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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

Not ready to book yet? You can track prices for flights from Porto to London on Cheapflights with our Price Alert feature and get notified when better prices are available.

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