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Cheap flights from San Sebastian to London from £34

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 16/4. Fares are subject to change and may not be available on all flights or dates of travel.
EAS — LON
19 Feb — 26 Feb1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from San Sebastian to London

Discover tips and strategies to find the most affordable flight options for your journey from San Sebastian (EAS) 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 20 January 2026.

Round-trip from

£78

One-way from

£34

Popular in

June

Cheapest in

February
4/3-11/3
  • 4/3-11/3
  • 2 total stops
  • 15h 00m total
  • San Sebastian to London
Search Deals
16/4
  • 16/4
  • 1 total stop
  • 9h 55m total
  • San Sebastian to London
Search Deals
Highest demand for flights based on searches. 41% potential increase in price (£148 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 12% potential price decrease (£23 potential savings vs. average return price).
Search Deals

Find flight deals from San Sebastian to London

Enter your travel dates to find the best prices.

Cheapest flights from San Sebastian to London
Explore the most affordable flight options available from San Sebastian to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 20 January 2026.

Wed 4/314:05
EAS
-
LTN
1 stop9h 20m
Multiple Airlines
Wed 11/306:50
LTN
-
EAS
1 stop5h 40m
Multiple Airlines
Deal found 18/1£78
Sat 7/314:05
EAS
-
STN
1 stop7h 30m
Multiple Airlines
Sun 8/305:55
STN
-
EAS
1 stop6h 35m
Multiple Airlines
Deal found 19/1£108
Sat 7/314:05
EAS
-
LGW
1 stop7h 10m
Vueling
Sun 8/309:50
LGW
-
EAS
1 stop26h 40m
Vueling
Deal found 19/1£117
Thu 5/321:30
EAS
-
STN
1 stop27h 35m
Multiple Airlines
Mon 9/313:55
STN
-
EAS
1 stop22h 35m
Multiple Airlines
Deal found 19/1£118
Tue 14/408:55
EAS
-
LGW
1 stop14h 55m
Vueling
Fri 17/419:40
LGW
-
EAS
2 stops20h 40m
Vueling
Deal found 18/1£118
Wed 4/314:05
EAS
-
STN
1 stop7h 25m
Multiple Airlines
Wed 11/320:55
STN
-
EAS
1 stop15h 35m
Multiple Airlines
Deal found 18/1£119
Wed 4/314:05
EAS
-
LGW
1 stop7h 10m
Multiple Airlines
Wed 11/321:05
LGW
-
EAS
2 stops22h 45m
Multiple Airlines
Deal found 18/1£120
Tue 14/408:55
EAS
-
STN
1 stop6h 50m
Multiple Airlines
Fri 17/419:45
STN
-
EAS
2 stops20h 35m
Multiple Airlines
Deal found 18/1£121
Sat 7/314:05
EAS
-
LGW
1 stop7h 10m
Multiple Airlines
Sun 8/308:00
LGW
-
EAS
2 stops28h 30m
Multiple Airlines
Deal found 19/1£128
Thu 5/313:40
EAS
-
STN
1 stop7h 00m
Multiple Airlines
Thu 12/314:35
STN
-
EAS
1 stop5h 15m
Multiple Airlines
Deal found 19/1£129
Tue 14/408:55
EAS
-
LTN
1 stop10h 10m
Multiple Airlines
Fri 17/419:40
LTN
-
EAS
1 stop11h 40m
Multiple Airlines
Deal found 18/1£135
Wed 4/314:05
EAS
-
LGW
1 stop7h 10m
Vueling
Wed 11/319:40
LGW
-
EAS
2 stops16h 50m
Vueling
Deal found 18/1£136

Cheapflights Fare Finder

 
Customise your flight search to find flights from San Sebastian 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 20 January 2026.
Use the filters below to find and compare flights from San Sebastian to London that are best for you.

Fly from

San Sebastian

Fly to

London

Route

Depart

Return

Price

San SebastianLondon

EAS - LTN

EASLTN

San Sebastián

Wed 4/3

14:05-22:25

1 stop9h 20m

London Luton

Wed 11/3

06:50-13:30

1 stop5h 40m

£78

San SebastianLondon

EAS - STN

EASSTN

San Sebastián

Sat 7/3

14:05-20:35

1 stop7h 30m

London Stansted

Sun 8/3

05:55-13:30

1 stop6h 35m

£108

San SebastianLondon

EAS - LGW

EASLGW

San Sebastián

Tue 14/4

08:55-08:50

2 stops24h 55m

London Gatwick

Fri 17/4

19:40-17:20

2 stops20h 40m

£117

San SebastianLondon

EAS - LGW

EASLGW

San Sebastián

Sat 7/3

14:05-20:15

1 stop7h 10m

London Gatwick

Sun 8/3

09:50-13:30

1 stop26h 40m

£117

San SebastianLondon

EAS - STN

EASSTN

San Sebastián

Thu 5/3

21:30-00:05

1 stop27h 35m

London Stansted

Mon 9/3

13:55-13:30

1 stop22h 35m

£118

San SebastianLondon

EAS - STN

EASSTN

San Sebastián

Wed 4/3

14:05-20:30

1 stop7h 25m

London Stansted

Wed 11/3

20:55-13:30

1 stop15h 35m

£119

San SebastianLondon

EAS - LGW

EASLGW

San Sebastián

Wed 4/3

14:05-20:15

1 stop7h 10m

London Gatwick

Wed 11/3

21:05-20:50

2 stops22h 45m

£120

San SebastianLondon

EAS - STN

EASSTN

San Sebastián

Tue 14/4

08:55-14:45

1 stop6h 50m

London Stansted

Fri 17/4

19:45-17:20

2 stops20h 35m

£121

San SebastianLondon

EAS - LGW

EASLGW

San Sebastián

Sat 7/3

14:05-20:15

1 stop7h 10m

London Gatwick

Sun 8/3

08:00-13:30

2 stops28h 30m

£128

San SebastianLondon

EAS - STN

EASSTN

San Sebastián

Thu 5/3

13:40-19:40

1 stop7h 00m

London Stansted

Thu 12/3

14:35-20:50

1 stop5h 15m

£129

Flights are sorted by cheapest return flights first.

Deals found on 18/1

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

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

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

Currently, May is the cheapest month in which you can book a flight from San Sebastian to London (average of £26). Flying from San Sebastian to London in July is currently the most expensive (average of £84). 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.

Related info for your journey

Find useful and relevant information for your journey from San Sebastian 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 San Sebastian to London?

    San Sebastián (EAS) is the airport you will fly out of if you book a flight from San Sebastian to London. You should not have trouble finding flights to London from San Sebastián; the airport handles an average of 0 outbound flights to London per day. You should also have plenty of airline options to choose from since 0 airlines have flights from the San Sebastian airport to London. It is only a 9.7 mi journey to San Sebastián (EAS) from San Sebastian’s city center.

  • How long is the flight from San Sebastian to London?

    A quick flight from San Sebastian to London can take about 8h 55m. Vueling provides one of the quickest options available for as low as £177. The distance between San Sebastian and London is about 564 mi. Both multi-stop and direct flights can be found to your destination and back.

  • What are the most popular routes from San Sebastian to London?

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

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

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

  • How can I find direct flights from San Sebastian to London?

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

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

    Yes. Cheapflights offers flight deals from San Sebastian 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 San Sebastian to London?

    Currently, May is the cheapest month in which you can book a flight from San Sebastian to London (average of £26). Flying from San Sebastian to London in July is currently the most expensive (average of £84). 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
Milton Keynes
Croydon
Luton
Slough
Gatwick
Hounslow
Wembley
Ilford
Brentford
Hayes
Colchester
Watford
Crawley
Kingston upon Thames
Bedford
Chelmsford
Eastbourne
Romford
Folkestone
Southall

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Users can book flights with no change fees policies with our dedicated filters. Book flights from San Sebastian to London flexibly with Cheapflights today.

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

Yes! Start tracking prices for San Sebastian to London flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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