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Cheap flights from London to San Sebastian from £46

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 6/6. 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
0 bags

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Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
20:50 - 08:20
STN
-
EAS
10h 30m
1 stop
Multiple Airlines Logo
17:55 - 22:30
EAS
-
STN
5h 35m
1 stop
£88Multiple Airlines
Mon, 4 May - Sat, 9 May
Multiple Airlines Logo
18:40 - 09:40
LTN
-
EAS
14h 00m
1 stop
Multiple Airlines Logo
21:30 - 13:45
EAS
-
LTN
17h 15m
1 stop
£89Multiple Airlines
Tue, 2 Jun - Tue, 16 Jun
Multiple Airlines Logo
20:50 - 08:20
STN
-
EAS
10h 30m
1 stop
Multiple Airlines Logo
17:55 - 07:20
EAS
-
STN
14h 25m
1 stop
£93Multiple Airlines
Mon, 4 May - Tue, 26 May
Vueling Logo
16:50 - 08:20
LGW
-
EAS
14h 30m
1 stop
Vueling Logo
17:55 - 08:30
EAS
-
LGW
15h 35m
1 stop
£104Vueling
Tue, 5 May - Sat, 9 May
Vueling Logo
16:50 - 08:20
LGW
-
EAS
14h 30m
1 stop
Vueling Logo
17:55 - 08:30
EAS
-
LGW
15h 35m
1 stop
£115Vueling
Tue, 5 May - Sat, 9 May
Vueling Logo
21:05 - 08:20
LGW
-
EAS
10h 15m
1 stop
Vueling Logo
17:55 - 07:00
EAS
-
LGW
14h 05m
1 stop
£116Vueling
Mon, 4 May - Sat, 9 May
Vueling Logo
18:35 - 08:20
LGW
-
EAS
12h 45m
1 stop
Vueling Logo
17:55 - 07:00
EAS
-
LGW
14h 05m
1 stop
£119Vueling
Tue, 5 May - Sat, 9 May
Iberia Logo
18:45 - 08:40
LHR
-
EAS
12h 55m
1 stop
Iberia Logo
21:30 - 08:25
EAS
-
LHR
11h 55m
1 stop
£162Iberia
Wed, 29 Apr - Fri, 1 May
Iberia Logo
09:35 - 08:40
LCY
-
EAS
22h 05m
1 stop
Iberia Logo
21:30 - 15:15
EAS
-
LCY
18h 45m
1 stop
£202Iberia
Mon, 4 May - Tue, 26 May
Iberia Logo
19:15 - 08:40
LCY
-
EAS
12h 25m
1 stop
Iberia Logo
21:30 - 09:10
EAS
-
LCY
12h 40m
1 stop
£214Iberia
Fri, 10 Jul - Wed, 15 Jul

Vueling flights from London to San Sebastian

Our best Vueling deals on London to San Sebastian flight tickets
Vueling
5 May
LGW16:50London Gatwick
14h 30m
1 stop
EAS08:20San Sebastián
9 May
EAS17:55San Sebastián
15h 35m
1 stop
LGW08:30London Gatwick
£104
Vueling
5 May
LGW16:50London Gatwick
14h 30m
1 stop
EAS08:20San Sebastián
9 May
EAS17:55San Sebastián
15h 35m
1 stop
LGW08:30London Gatwick
£115
Vueling
4 May
LGW21:05London Gatwick
10h 15m
1 stop
EAS08:20San Sebastián
9 May
EAS17:55San Sebastián
14h 05m
1 stop
LGW07:00London Gatwick
£116

Iberia flights from London to San Sebastian

Our best Iberia deals on London to San Sebastian flight tickets
Iberia
29 Apr
LHR18:45London Heathrow
12h 55m
1 stop
EAS08:40San Sebastián
1 May
EAS21:30San Sebastián
11h 55m
1 stop
LHR08:25London Heathrow
£162
Iberia
22 Aug
LHR20:00London Heathrow
11h 40m
1 stop
EAS08:40San Sebastián
15 Sept
EAS21:30San Sebastián
11h 55m
1 stop
LHR08:25London Heathrow
£184
Iberia
11 May
LHR20:00London Heathrow
11h 40m
1 stop
EAS08:40San Sebastián
15 May
EAS21:30San Sebastián
11h 55m
1 stop
LHR08:25London Heathrow
£187

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 14 April 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
Fastest return journey

LondonSan Sebastian

STN - EAS

STNEAS

London Stansted

Mon 4/5

20:50-08:20

1 stop10h 30m

San Sebastián

Sat 9/5

17:55-22:30

1 stop5h 35m

£88

LondonSan Sebastian

LTN - EAS

LTNEAS

London Luton

Tue 2/6

18:40-09:40

1 stop14h 00m

San Sebastián

Tue 16/6

21:30-13:45

1 stop17h 15m

£89

LondonSan Sebastian

STN - EAS

STNEAS

London Stansted

Mon 4/5

20:50-08:20

1 stop10h 30m

San Sebastián

Tue 26/5

17:55-07:20

1 stop14h 25m

£93

LondonSan Sebastian

LGW - EAS

LGWEAS

London Gatwick

Tue 5/5

16:50-08:20

1 stop14h 30m

San Sebastián

Sat 9/5

17:55-08:30

1 stop15h 35m

£104

LondonSan Sebastian

LGW - EAS

LGWEAS

London Gatwick

Tue 5/5

16:50-08:20

1 stop14h 30m

San Sebastián

Sat 9/5

17:55-08:30

1 stop15h 35m

£115

LondonSan Sebastian

LGW - EAS

LGWEAS

London Gatwick

Mon 4/5

21:05-08:20

1 stop10h 15m

San Sebastián

Sat 9/5

17:55-07:00

1 stop14h 05m

£116

LondonSan Sebastian

LGW - EAS

LGWEAS

London Gatwick

Tue 5/5

18:35-08:20

1 stop12h 45m

San Sebastián

Sat 9/5

17:55-07:00

1 stop14h 05m

£119

LondonSan Sebastian

LHR - EAS

LHREAS

London Heathrow

Wed 29/4

18:45-08:40

1 stop12h 55m

San Sebastián

Fri 1/5

21:30-08:25

1 stop11h 55m

£162

LondonSan Sebastian

LCY - EAS

LCYEAS

London City

Mon 4/5

09:35-08:40

1 stop22h 05m

San Sebastián

Tue 26/5

21:30-15:15

1 stop18h 45m

£202

LondonSan Sebastian

LCY - EAS

LCYEAS

London City

Fri 10/7

19:15-08:40

1 stop12h 25m

San Sebastián

Wed 15/7

21:30-09:10

1 stop12h 40m

£214

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 April is, on average, the cheapest month to fly to San Sebastian from London, with most prices found around £221. If you’re not able to fly to San Sebastian in April, then March is your next best option. Flight prices from London to San Sebastian during March average around £222.

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 £306. On the other hand, Wednesday 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 £1,132.

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 at midday when flights can be purchased for as low as £360. In contrast, the most expensive time of day to depart to San Sebastian is in the morning when prices are around £389.

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 Sebastián flights?

There are 2 cabin classes available to choose from on London to San Sebastián 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 16% 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 April 2026, prices for London to San Sebastian flights are approximately 117% more expensive 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

Best price found

£314

Fastest flight time

1h 55m

Direct flights

Mon, Tue and Sat

Airports in San Sebastian

1 airport
The best flight deal from London to San Sebastian found on momondo in the last 72 hours is £314
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
VuelingPriceFrom £129Free CancellationRating
7.2
1,261 reviews
Search Vueling flights
IberiaPriceFrom £199Free CancellationRating
7.0
3,179 reviews
Search Iberia flights
British AirwaysPriceFrom £201Free CancellationRating
6.7
7,885 reviews
Search British Airways flights

  • Iberia Flights From London to San Sebastian

    Iberia flight deals from London to San Sebastian start from £199 round-trip. Over the 1 Iberia flight for this route in a normal week, average airfare is usually £327 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 7,885 reviews) operates around 1 flight from London to San Sebastian in any given week. The average British Airways airfare for this route is around £422, with deals from around £201 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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