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Cheap flights from London to San Sebastian from £45

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London to San Sebastian departing on 7/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Find the cheapest flights from London to San Sebastian

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
17:20 - 08:20
STN
-
EAS
14h 00m
1 stop
Multiple Airlines Logo
08:55 - 20:55
EAS
-
STN
13h 00m
1 stop
£99Multiple Airlines
Mon, 27 Jul - Wed, 5 Aug
Multiple Airlines Logo
12:15 - 13:35
LTN
-
EAS
24h 20m
1 stop
Multiple Airlines Logo
21:30 - 13:30
EAS
-
LTN
17h 00m
1 stop
£103Multiple Airlines
Tue, 10 Nov - Sat, 14 Nov
Vueling Logo
17:25 - 08:30
LGW
-
EAS
14h 05m
1 stop
Vueling Logo
17:55 - 07:15
EAS
-
LGW
14h 20m
1 stop
£106Vueling
Wed, 5 Aug - Wed, 12 Aug
Multiple Airlines Logo
18:40 - 09:40
LTN
-
EAS
14h 00m
1 stop
Multiple Airlines Logo
08:55 - 11:00
EAS
-
LTN
27h 05m
1 stop
£109Multiple Airlines
Tue, 21 Jul - Tue, 28 Jul
Vueling Logo
21:05 - 08:20
LGW
-
EAS
10h 15m
1 stop
Vueling Logo
08:55 - 07:15
EAS
-
LGW
23h 20m
1 stop
£119Vueling
Mon, 27 Jul - Wed, 5 Aug
Vueling Logo
09:55 - 17:20
LHR
-
EAS
6h 25m
1 stop
Vueling Logo
08:55 - 20:05
EAS
-
LHR
12h 10m
1 stop
£123Vueling
Wed, 5 Aug - Wed, 12 Aug
Vueling Logo
21:05 - 08:20
LGW
-
EAS
10h 15m
1 stop
Vueling Logo
08:55 - 13:50
EAS
-
LGW
5h 55m
1 stop
£127Vueling
Mon, 27 Jul - Tue, 4 Aug
Iberia Logo
19:15 - 08:40
LCY
-
EAS
12h 25m
1 stop
Iberia Logo
21:30 - 15:15
EAS
-
LCY
18h 45m
1 stop
£204Iberia
Tue, 15 Sep - Mon, 21 Sep
Iberia Logo
19:15 - 08:40
LCY
-
EAS
12h 25m
1 stop
Iberia Logo
21:30 - 09:00
EAS
-
LCY
12h 30m
1 stop
£215Iberia
Mon, 14 Sep - Tue, 29 Sep
Iberia Logo
19:15 - 08:40
LCY
-
EAS
12h 25m
1 stop
Iberia Logo
21:30 - 09:00
EAS
-
LCY
12h 30m
1 stop
£234Iberia
Fri, 16 Oct - Sun, 18 Oct

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Vueling flights from London to San Sebastian

Our best Vueling deals on London to San Sebastian flight tickets
Vueling
5 Aug
LGW17:25London Gatwick
14h 05m
1 stop
EAS08:30San Sebastián
12 Aug
EAS17:55San Sebastián
14h 20m
1 stop
LGW07:15London Gatwick
£106
Vueling
27 Jul
LGW21:05London Gatwick
10h 15m
1 stop
EAS08:20San Sebastián
5 Aug
EAS08:55San Sebastián
23h 20m
1 stop
LGW07:15London Gatwick
£119
Vueling
5 Aug
LHR09:55London Heathrow
6h 25m
1 stop
EAS17:20San Sebastián
12 Aug
EAS08:55San Sebastián
12h 10m
1 stop
LHR20:05London Heathrow
£123

Iberia flights from London to San Sebastian

Our best Iberia deals on London to San Sebastian flight tickets
Iberia
13 Aug
LGW20:35London Gatwick
10h 45m
1 stop
EAS08:20San Sebastián
18 Aug
EAS17:55San Sebastián
15h 35m
1 stop
LGW08:30London Gatwick
£187
Iberia
10 Nov
LHR11:25London Heathrow
8h 25m
1 stop
EAS20:50San Sebastián
14 Nov
EAS13:40San Sebastián
5h 35m
1 stop
LHR18:15London Heathrow
£188
Iberia
12 Aug
LGW16:30London Gatwick
15h 00m
1 stop
EAS08:30San Sebastián
18 Aug
EAS17:55San Sebastián
15h 35m
1 stop
LGW08:30London Gatwick
£190

momondo Fare Finder

 
Customise your flight search to find flights from London to San Sebastian 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, momondo users made 279,928 searches. Data last updated 23 June 2026.
Use the filters below to find and compare flights from London to San Sebastian that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonSan Sebastian

STN - EAS

STNEAS

London Stansted

Mon 27/7

17:20-08:20

1 stop14h 00m

San Sebastián

Wed 5/8

08:55-20:55

1 stop13h 00m

£99

LondonSan Sebastian

LTN - EAS

LTNEAS

London Luton

Tue 10/11

12:15-13:35

1 stop24h 20m

San Sebastián

Sat 14/11

21:30-13:30

1 stop17h 00m

£103

LondonSan Sebastian

LGW - EAS

LGWEAS

London Gatwick

Wed 5/8

17:25-08:30

1 stop14h 05m

San Sebastián

Wed 12/8

17:55-07:15

1 stop14h 20m

£106

LondonSan Sebastian

LTN - EAS

LTNEAS

London Luton

Tue 21/7

18:40-09:40

1 stop14h 00m

San Sebastián

Tue 28/7

08:55-11:00

1 stop27h 05m

£109

LondonSan Sebastian

LGW - EAS

LGWEAS

London Gatwick

Mon 27/7

21:05-08:20

1 stop10h 15m

San Sebastián

Wed 5/8

08:55-07:15

1 stop23h 20m

£119

LondonSan Sebastian

LHR - EAS

LHREAS

London Heathrow

Wed 5/8

09:55-17:20

1 stop6h 25m

San Sebastián

Wed 12/8

08:55-20:05

1 stop12h 10m

£123
Fastest return journey

LondonSan Sebastian

LGW - EAS

LGWEAS

London Gatwick

Mon 27/7

21:05-08:20

1 stop10h 15m

San Sebastián

Tue 4/8

08:55-13:50

1 stop5h 55m

£127

LondonSan Sebastian

LCY - EAS

LCYEAS

London City

Tue 15/9

19:15-08:40

1 stop12h 25m

San Sebastián

Mon 21/9

21:30-15:15

1 stop18h 45m

£204

LondonSan Sebastian

LCY - EAS

LCYEAS

London City

Mon 14/9

19:15-08:40

1 stop12h 25m

San Sebastián

Tue 29/9

21:30-09:00

1 stop12h 30m

£215

LondonSan Sebastian

LCY - EAS

LCYEAS

London City

Fri 16/10

19:15-08:40

1 stop12h 25m

San Sebastián

Sun 18/10

21:30-09:00

1 stop12h 30m

£234

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to San Sebastian from

How to get the cheapest flight ticket from London to San Sebastian

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between London and San Sebastian?

What is the cheapest month to fly to San Sebastian?

The month of May is, on average, the cheapest month to fly to San Sebastian from London, with most prices found around £48. If you’re not able to fly to San Sebastian in May, then September is your next best option. Flight prices from London to San Sebastian during September average around £50.

What is the cheapest day to depart on your flight to San Sebastian?

Our data shows that Sunday is the least expensive day to fly to San Sebastian. Tickets to fly out on this day can be as low as £311. On the other hand, Thursday is the most expensive day to depart from London because it is more convenient for both business and leisure travellers. As a result, prices tend to be around £438.

What is the cheapest time of day to depart on your flight to San Sebastian?

The cheapest time of day to fly to San Sebastian is in the morning when flights can be purchased for as low as £329. In contrast, the most expensive time of day to depart to San Sebastian is at midday when prices are around £331.

What is the cheapest London to San Sebastián flight route?

Fly from London City to San Sebastián for the best London - San Sebastián flight prices

What cabin class options are available on London to San Sebastian flights?

There are 2 cabin classes available to choose from on London to San Sebastian flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on London to San Sebastian flights?

You could potentially save up to 84% on your flight if you consider stops on a London to San Sebastian flight.

How have London to San Sebastian flight prices changed over time?

As of June 2026, prices for London to San Sebastian flights are approximately 8% cheaper when compared to flights at the same time last year.

When to book flights from London to San Sebastian

Are you open to changing your travel dates? Check out the ideal times to fly from London to San Sebastian according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap London to San Sebastian (LON to EAS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London to San Sebastian

Fastest flight time

1h 55m

Direct flights

Mon, Tue and Sat

Airports in San Sebastian

1 airport
The fastest flight from London to San Sebastian takes 1h 55m
Direct flights go from London to San Sebastian on Monday, Tuesday and Saturday. There are no airlines offering direct flights..
There is 1 airport in San Sebastian. From London there are direct flights to San Sebastián (EAS).
Search flight deals

Frequently asked questions about flying from London to San Sebastian

  • How far is London to San Sebastián by plane?

    A flight from London to San Sebastián will travel around 571.7 mi. Flights usually cover this in 1h 55m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from London to San Sebastián Airport?

    Prices for flights from London to San Sebastián Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from London to San Sebastián Airport?

  • How old do you have to be to fly from London to San Sebastián Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from London to San Sebastián Airport.

  • What documentation or ID do you need to fly to San Sebastián Airport?

    The travel and health documents required for your trip to San Sebastián Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at San Sebastián Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from London to San Sebastian?

  • What is the most popular airline from London to San Sebastian?

Best airlines flying from London to San Sebastian

Compare and see reviews for airlines that fly from London to San Sebastian with momondo
Airline
Rating
Free Cancellation
Price
IberiaPriceFrom £202Free CancellationRating
7.0
3,246 reviews
Search Iberia flights
British AirwaysPriceFrom £226Free CancellationRating
6.7
8,068 reviews
Search British Airways flights

  • Iberia Flights From London to San Sebastian

    Iberia flight deals from London to San Sebastian start from £202 round-trip. Over the 1 Iberia flight for this route in a normal week, average airfare is usually £295 round-trip - but some users have found much cheaper deals with momondo.

  • British Airways Flights From London to San Sebastian

    British Airways (6.7/10 from 8,064 reviews) operates around 1 flight from London to San Sebastian in any given week. The average British Airways airfare for this route is around £438, with deals from around £226 rare but found on momondo. Referenced prices are for round-trip London to San Sebastian flight searches in the last 72 hours.

Travelling to a place near San Sebastian?

Book flights to San Sebastian if you plan to visit one of these locations
Irun
Hondarribia

Why use momondo?

Why should I use momondo to find a flight deal from London to San Sebastian?

Finding the right flight to San Sebastian from London is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to San Sebastian quick and easy, saving you time and money.

Can I find flights from London to San Sebastian with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for London to San Sebastian flights to just show those with flexible booking policies.

How can momondo help me find flights from London to San Sebastian?

Once you have performed a search for London to San Sebastian flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from London to San Sebastian right now. Can momondo alert me if prices change?

Yes. momondo can track prices for London to San Sebastian flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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