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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 14/4. 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
17:55 - 08:20
STN
-
EAS
13h 25m
1 stop
Multiple Airlines Logo
08:55 - 17:30
EAS
-
STN
9h 35m
1 stop
£85Multiple Airlines
Tue, 14 Apr - Tue, 21 Apr
Vueling Logo
16:50 - 08:20
LGW
-
EAS
14h 30m
1 stop
Vueling Logo
08:55 - 22:50
EAS
-
LGW
14h 55m
1 stop
£89Vueling
Tue, 14 Apr - Tue, 21 Apr
Multiple Airlines Logo
17:45 - 08:20
LTN
-
EAS
13h 35m
1 stop
Multiple Airlines Logo
08:55 - 14:20
EAS
-
LTN
6h 25m
1 stop
£91Multiple Airlines
Tue, 14 Apr - Tue, 21 Apr
Multiple Airlines Logo
08:15 - 08:20
STN
-
EAS
23h 05m
2 stops
Multiple Airlines Logo
08:55 - 17:30
EAS
-
STN
9h 35m
1 stop
£95Multiple Airlines
Tue, 14 Apr - Tue, 21 Apr
Vueling Logo
16:50 - 08:20
LGW
-
EAS
14h 30m
1 stop
Vueling Logo
08:55 - 22:50
EAS
-
LGW
14h 55m
1 stop
£95Vueling
Tue, 14 Apr - Tue, 21 Apr
Multiple Airlines Logo
15:15 - 08:20
LTN
-
EAS
16h 05m
2 stops
Multiple Airlines Logo
08:55 - 14:20
EAS
-
LTN
6h 25m
1 stop
£98Multiple Airlines
Tue, 14 Apr - Tue, 21 Apr
British Airways Logo
13:15 - 16:10
LCY
-
EAS
1h 55mdirect
British Airways Logo
13:15 - 14:10
EAS
-
LCY
1h 55mdirect
£184British Airways
Sun, 29 Mar - Mon, 30 Mar
Iberia Logo
19:15 - 08:40
LCY
-
EAS
12h 25m
1 stop
Iberia Logo
21:30 - 08:50
EAS
-
LCY
12h 20m
1 stop
£192Iberia
Tue, 17 Mar - Tue, 24 Mar
Iberia Logo
19:15 - 08:40
LCY
-
EAS
12h 25m
1 stop
Iberia Logo
21:30 - 08:35
EAS
-
LCY
12h 05m
1 stop
£194Iberia
Wed, 10 Jun - Wed, 17 Jun
British Airways Logo
09:40 - 12:35
LCY
-
EAS
1h 55mdirect
British Airways Logo
11:45 - 12:40
EAS
-
LCY
1h 55mdirect
£206British Airways
Mon, 27 Apr - Fri, 1 May

Iberia flights from London to San Sebastian

Our best Iberia deals on London to San Sebastian flight tickets
Iberia
4 Mar
LHR19:40London Heathrow
12h 00m
1 stop
EAS08:40San Sebastián
7 Mar
EAS13:40San Sebastián
4h 35m
1 stop
LHR17:15London Heathrow
£183
Iberia
19 May
LHR20:00London Heathrow
11h 40m
1 stop
EAS08:40San Sebastián
23 May
EAS13:40San Sebastián
6h 30m
1 stop
LHR19:10London Heathrow
£185
Iberia
11 May
LHR20:00London Heathrow
11h 40m
1 stop
EAS08:40San Sebastián
16 May
EAS13:40San Sebastián
5h 35m
1 stop
LHR18:15London Heathrow
£191

Vueling flights from London to San Sebastian

Our best Vueling deals on London to San Sebastian flight tickets
Vueling
14 Apr
LGW16:50London Gatwick
14h 30m
1 stop
EAS08:20San Sebastián
21 Apr
EAS08:55San Sebastián
14h 55m
1 stop
LGW22:50London Gatwick
£89
Vueling
14 Apr
LGW16:50London Gatwick
14h 30m
1 stop
EAS08:20San Sebastián
21 Apr
EAS08:55San Sebastián
14h 55m
1 stop
LGW22:50London Gatwick
£95
Vueling
14 Apr
LGW16:50London Gatwick
14h 30m
1 stop
EAS08:20San Sebastián
21 Apr
EAS08:55San Sebastián
14h 55m
1 stop
LGW22:50London Gatwick
£110

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 18 February 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

LondonSan Sebastian

STN - EAS

STNEAS

London Stansted

Tue 14/4

17:55-08:20

1 stop13h 25m

San Sebastián

Tue 21/4

08:55-17:30

1 stop9h 35m

£85

LondonSan Sebastian

LGW - EAS

LGWEAS

London Gatwick

Tue 14/4

16:50-08:20

1 stop14h 30m

San Sebastián

Tue 21/4

08:55-22:50

1 stop14h 55m

£89

LondonSan Sebastian

LTN - EAS

LTNEAS

London Luton

Tue 14/4

17:45-08:20

1 stop13h 35m

San Sebastián

Tue 21/4

08:55-14:20

1 stop6h 25m

£91

LondonSan Sebastian

STN - EAS

STNEAS

London Stansted

Tue 14/4

08:15-08:20

2 stops23h 05m

San Sebastián

Tue 21/4

08:55-17:30

1 stop9h 35m

£95

LondonSan Sebastian

LGW - EAS

LGWEAS

London Gatwick

Tue 14/4

16:50-08:20

1 stop14h 30m

San Sebastián

Tue 21/4

08:55-22:50

1 stop14h 55m

£95

LondonSan Sebastian

LTN - EAS

LTNEAS

London Luton

Tue 14/4

15:15-08:20

2 stops16h 05m

San Sebastián

Tue 21/4

08:55-14:20

1 stop6h 25m

£98

LondonSan Sebastian

LCY - EAS

LCYEAS

London City

Sun 29/3

13:15-16:10

Nonstop1h 55m

San Sebastián

Mon 30/3

13:15-14:10

Nonstop1h 55m

£184

LondonSan Sebastian

LCY - EAS

LCYEAS

London City

Tue 17/3

19:15-08:40

1 stop12h 25m

San Sebastián

Tue 24/3

21:30-08:50

1 stop12h 20m

£192

LondonSan Sebastian

LCY - EAS

LCYEAS

London City

Wed 10/6

19:15-08:40

1 stop12h 25m

San Sebastián

Wed 17/6

21:30-08:35

1 stop12h 05m

£194

LondonSan Sebastian

LCY - EAS

LCYEAS

London City

Mon 27/4

09:40-12:35

Nonstop1h 55m

San Sebastián

Fri 1/5

11:45-12:40

Nonstop1h 55m

£206

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 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 £272. 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 £1,122.

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 £347. In contrast, the most expensive time of day to depart to San Sebastian is in the morning when prices are around £379.

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 25% 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 February 2026, prices for London to San Sebastian flights are approximately 11% 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

£282

Fastest flight time

1h 55m

Direct flights

Mon, Tue, Fri 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 £282
The fastest flight from London to San Sebastian takes 1h 55m
Direct flights go from London to San Sebastian on Monday, Tuesday, Friday 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

  • 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 £139Free CancellationRating
7.2
1,244 reviews
Search Vueling flights
IberiaPriceFrom £166Free CancellationRating
7.0
3,117 reviews
Search Iberia flights
British AirwaysPriceFrom £215Free CancellationRating
6.7
7,751 reviews
Search British Airways flights

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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