Find flights
When to book
FAQs

Cheap flights from San Sebastian to London from £43

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 5/5. Fares are subject to change and may not be available on all flights or dates of travel.
EAS — LON
25 Apr — 2 May1
1 adult
1 adult, Economy, 0 bags

Cheap 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 26 March 2026.

Sat 16/517:55
EAS
-
STN
1 stop7h 25m
Multiple Airlines
Mon 18/520:50
STN
-
EAS
1 stop10h 30m
Multiple Airlines
Deal found 24/3£91
Sat 9/517:55
EAS
-
STN
1 stop7h 25m
Multiple Airlines
Sat 16/517:15
STN
-
EAS
1 stop14h 05m
Multiple Airlines
Deal found 25/3£101
Tue 21/417:55
EAS
-
LTN
1 stop18h 05m
Multiple Airlines
Tue 28/405:40
LTN
-
EAS
1 stop10h 40m
Multiple Airlines
Deal found 22/3£102
Sat 25/408:55
EAS
-
LTN
1 stop5h 55m
Multiple Airlines
Sat 2/518:15
LTN
-
EAS
1 stop13h 05m
Multiple Airlines
Deal found 26/3£103
Sat 9/517:55
EAS
-
LTN
1 stop6h 55m
Multiple Airlines
Sat 16/518:15
LTN
-
EAS
1 stop13h 05m
Multiple Airlines
Deal found 25/3£105
Sat 25/417:55
EAS
-
STN
1 stop5h 35m
Multiple Airlines
Sat 2/517:15
STN
-
EAS
1 stop14h 05m
Multiple Airlines
Deal found 26/3£105
Sat 16/517:55
EAS
-
LTN
1 stop6h 55m
Multiple Airlines
Mon 18/518:05
LTN
-
EAS
1 stop13h 15m
Multiple Airlines
Deal found 24/3£109
Wed 22/408:55
EAS
-
LTN
1 stop10h 10m
Multiple Airlines
Sun 26/405:40
LTN
-
EAS
1 stop25h 40m
Multiple Airlines
Deal found 24/3£110
Sat 16/517:55
EAS
-
LGW
1 stop15h 35m
Vueling
Mon 18/521:05
LGW
-
EAS
1 stop10h 15m
Vueling
Deal found 24/3£116
Tue 21/417:55
EAS
-
STN
1 stop14h 25m
Multiple Airlines
Tue 28/418:45
STN
-
EAS
1 stop12h 35m
Multiple Airlines
Deal found 22/3£119
Tue 21/417:55
EAS
-
LGW
1 stop5h 55m
Vueling
Tue 28/418:35
LGW
-
EAS
1 stop12h 45m
Vueling
Deal found 22/3£120
Wed 22/417:55
EAS
-
LGW
1 stop5h 55m
Vueling
Sun 26/421:15
LGW
-
EAS
2 stops34h 05m
Vueling
Deal found 24/3£122

Find 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 26 March 2026.

Round-trip from

£91

One-way from

£43
16/5-18/5
  • 16/5-18/5
  • 2 total stops
  • 17h 55m total
  • San Sebastian to London
Search Deals
5/5
  • 5/5
  • 1 total stop
  • 17h 15m total
  • San Sebastian to London
Search Deals

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 26 March 2026.
Use the filters below to find and compare flights from San Sebastian to London that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

San SebastianLondon

EAS - STN

EASSTN

San Sebastián

Sat 16/5

17:55-00:20

1 stop7h 25m

London Stansted

Mon 18/5

20:50-08:20

1 stop10h 30m

£91

San SebastianLondon

EAS - LTN

EASLTN

San Sebastián

Tue 21/4

17:55-11:00

1 stop18h 05m

London Luton

Tue 28/4

05:40-17:20

1 stop10h 40m

£102

San SebastianLondon

EAS - LTN

EASLTN

San Sebastián

Sat 25/4

08:55-13:50

1 stop5h 55m

London Luton

Sat 2/5

18:15-08:20

1 stop13h 05m

£103

San SebastianLondon

EAS - STN

EASSTN

San Sebastián

Sat 25/4

08:55-22:30

1 stop14h 35m

London Stansted

Sat 2/5

17:15-08:20

1 stop14h 05m

£105

San SebastianLondon

EAS - STN

EASSTN

San Sebastián

Tue 21/4

17:55-07:20

1 stop14h 25m

London Stansted

Tue 28/4

18:45-08:20

1 stop12h 35m

£119

San SebastianLondon

EAS - STN

EASSTN

San Sebastián

Tue 16/6

21:30-16:00

1 stop19h 30m

London Stansted

Thu 18/6

21:55-08:20

2 stops33h 25m

£141

San SebastianLondon

EAS - STN

EASSTN

San Sebastián

Wed 3/6

10:10-07:20

1 stop22h 10m

London Stansted

Thu 4/6

20:45-08:40

1 stop10h 55m

£143

San SebastianLondon

EAS - LTN

EASLTN

San Sebastián

Thu 23/4

18:00-22:40

1 stop5h 40m

London Luton

Sun 26/4

08:30-08:20

1 stop22h 50m

£146

San SebastianLondon

EAS - STN

EASSTN

San Sebastián

Tue 23/6

09:20-15:30

1 stop7h 10m

London Stansted

Tue 23/6

18:55-08:40

1 stop12h 45m

£149

San SebastianLondon

EAS - LHR

EASLHR

San Sebastián

Tue 21/4

08:55-20:05

1 stop12h 10m

London Heathrow

Tue 28/4

20:50-08:20

1 stop10h 30m

£151

Flights are sorted by cheapest return flights first.

Deals found on 22/3

Showing 1-10 of 60 resultsSorted by cheapest first
1
2
3
...
6

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, January is the cheapest month in which you can book a flight from San Sebastian to London (average of £31). Flying from San Sebastian to London in July is currently the most expensive (average of £99). 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 12h 10m. Vueling provides one of the quickest options available for as low as £167. The distance between San Sebastian and London is about 564 mi.

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

    Most travelers choose San Sebastián - London Heathrow, San Sebastián - London Gatwick 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, January is the cheapest month in which you can book a flight from San Sebastian to London (average of £31). Flying from San Sebastian to London in July is currently the most expensive (average of £99). 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
Wembley
Croydon
Hounslow
Luton
Gatwick
Slough
Ilford
Hayes
Brentford
Colchester
Eastbourne
Guildford
Watford
Kingston upon Thames
Romford
Ipswich
Bedford
Chelmsford
Bishop's Stortford

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.

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 San Sebastian to London?

When you search for this flight from San Sebastian to London, 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 San Sebastian to London?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to London from San Sebastian.

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

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.

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.