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Cheap flights from London to San Sebastian from C$ 93

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 10/10. 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

Find the cheapest flights from London to San Sebastian

Cheap round-trip flights

Enter your travel dates to find the best prices.
Vueling Logo
8:45 p.m. - 1:35 p.m.LGW  London Gatwick-EAS San Sebastián
15h 50m1 stop Barcelona-El Prat
Vueling Logo
9:10 p.m. - 9:20 a.m.EAS  San Sebastián-LGW London Gatwick
13h 10m1 stop Barcelona-El Prat
C$ 212Vueling
Sun, 6 Dec - Sat, 12 Dec
Vueling Logo
7:05 p.m. - 1:35 p.m.LGW  London Gatwick-EAS San Sebastián
17h 30m1 stop Barcelona-El Prat
Vueling Logo
6:10 p.m. - 8:20 a.m.EAS  San Sebastián-LGW London Gatwick
15h 10m1 stop Barcelona-El Prat
C$ 244Vueling
Thu, 14 Jan - Sun, 17 Jan
Vueling Logo
9:45 p.m. - 1:35 p.m.LGW  London Gatwick-EAS San Sebastián
14h 50m1 stop Barcelona-El Prat
Vueling Logo
6:10 p.m. - 8:20 a.m.EAS  San Sebastián-LGW London Gatwick
15h 10m1 stop Barcelona-El Prat
C$ 249Vueling
Fri, 15 Jan - Sun, 17 Jan
Vueling Logo
9:45 p.m. - 1:35 p.m.LGW  London Gatwick-EAS San Sebastián
14h 50m1 stop Barcelona-El Prat
Vueling Logo
6:10 p.m. - 9:20 a.m.EAS  San Sebastián-LGW London Gatwick
16h 10m1 stop Barcelona-El Prat
C$ 268Vueling
Fri, 13 Nov - Sun, 15 Nov
Vueling Logo
8:50 p.m. - 8:20 a.m.LHR  London Heathrow-EAS San Sebastián
10h 30m1 stop Barcelona-El Prat
Vueling Logo
5:55 p.m. - 9:10 a.m.EAS  San Sebastián-LHR London Heathrow
16h 15m1 stop Barcelona-El Prat
C$ 270Vueling
Mon, 14 Sep - Sat, 19 Sep
Vueling Logo
8:50 p.m. - 1:35 p.m.LHR  London Heathrow-EAS San Sebastián
15h 45m1 stop Barcelona-El Prat
Vueling Logo
2:10 p.m. - 8:05 p.m.EAS  San Sebastián-LHR London Heathrow
6h 55m1 stop Barcelona-El Prat
C$ 280Vueling
Fri, 13 Nov - Tue, 17 Nov
Vueling Logo
10:00 a.m. - 8:35 p.m.LGW  London Gatwick-EAS San Sebastián
9h 35m1 stop Barcelona-El Prat
Vueling Logo
2:10 p.m. - 6:45 p.m.EAS  San Sebastián-LGW London Gatwick
5h 35m1 stop Barcelona-El Prat
C$ 284Vueling
Sat, 26 Dec - Sat, 9 Jan
Vueling Logo
8:50 p.m. - 1:35 p.m.LHR  London Heathrow-EAS San Sebastián
15h 45m1 stop Barcelona-El Prat
Vueling Logo
6:10 p.m. - 9:10 a.m.EAS  San Sebastián-LHR London Heathrow
16h 00m1 stop Barcelona-El Prat
C$ 286Vueling
Thu, 14 Jan - Sun, 17 Jan
Vueling Logo
9:55 a.m. - 8:35 p.m.LHR  London Heathrow-EAS San Sebastián
9h 40m1 stop Barcelona-El Prat
Vueling Logo
9:10 p.m. - 9:10 a.m.EAS  San Sebastián-LHR London Heathrow
13h 00m1 stop Barcelona-El Prat
C$ 288Vueling
Sat, 26 Dec - Sat, 9 Jan
Vueling Logo
8:50 p.m. - 8:20 a.m.LHR  London Heathrow-EAS San Sebastián
10h 30m1 stop Barcelona-El Prat
Vueling Logo
5:55 p.m. - 9:10 a.m.EAS  San Sebastián-LHR London Heathrow
16h 15m1 stop Barcelona-El Prat
C$ 290Vueling
Tue, 8 Sep - Wed, 16 Sep

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Vueling flights from London to San Sebastian

Our best Vueling deals on London to San Sebastian flight tickets
Vueling
6 Dec
LGW8:45 p.m.London Gatwick
15h 50m
1 stop
EAS1:35 p.m.San Sebastián
12 Dec
EAS9:10 p.m.San Sebastián
13h 10m
1 stop
LGW9:20 a.m.London Gatwick
C$ 212
Vueling
14 Jan
LGW7:05 p.m.London Gatwick
17h 30m
1 stop
EAS1:35 p.m.San Sebastián
17 Jan
EAS6:10 p.m.San Sebastián
15h 10m
1 stop
LGW8:20 a.m.London Gatwick
C$ 244
Vueling
15 Jan
LGW9:45 p.m.London Gatwick
14h 50m
1 stop
EAS1:35 p.m.San Sebastián
17 Jan
EAS6:10 p.m.San Sebastián
15h 10m
1 stop
LGW8:20 a.m.London Gatwick
C$ 249

British Airways flights from London to San Sebastian

Our best British Airways deals on London to San Sebastian flight tickets
British Airways
16 Nov
LHR7:05 p.m.London Heathrow
16h 55m
1 stop
EAS1:00 p.m.San Sebastián
20 Nov
EAS9:30 p.m.San Sebastián
11h 55m
1 stop
LHR8:25 a.m.London Heathrow
C$ 474
British Airways
19 Sep
LGW11:30 a.m.London Gatwick
8h 20m
1 stop
EAS8:50 p.m.San Sebastián
23 Sep
EAS9:30 p.m.San Sebastián
14h 20m
1 stop
LGW10:50 a.m.London Gatwick
C$ 514
British Airways
15 Sep
LHR6:15 a.m.London Heathrow
13h 35m
1 stop
EAS8:50 p.m.San Sebastián
20 Sep
EAS9:30 p.m.San Sebastián
15h 30m
1 stop
LHR12:00 p.m.London Heathrow
C$ 517

momondo Fare Finder

 
Customize 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 96,600 searches. Data last updated 10 August 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 round-trip

LondonSan Sebastian

LGW London Gatwick - EAS San Sebastián

LGWEAS

London Gatwick

Sun 6/12

8:45 p.m.-1:35 p.m.

1 stop15h 50m

San Sebastián

Sat 12/12

9:10 p.m.-9:20 a.m.

1 stop13h 10m

C$ 212

LondonSan Sebastian

LGW London Gatwick - EAS San Sebastián

LGWEAS

London Gatwick

Thu 14/1

7:05 p.m.-1:35 p.m.

1 stop17h 30m

San Sebastián

Sun 17/1

6:10 p.m.-8:20 a.m.

1 stop15h 10m

C$ 244

LondonSan Sebastian

LGW London Gatwick - EAS San Sebastián

LGWEAS

London Gatwick

Fri 15/1

9:45 p.m.-1:35 p.m.

1 stop14h 50m

San Sebastián

Sun 17/1

6:10 p.m.-8:20 a.m.

1 stop15h 10m

C$ 249

LondonSan Sebastian

LGW London Gatwick - EAS San Sebastián

LGWEAS

London Gatwick

Fri 13/11

9:45 p.m.-1:35 p.m.

1 stop14h 50m

San Sebastián

Sun 15/11

6:10 p.m.-9:20 a.m.

1 stop16h 10m

C$ 268

LondonSan Sebastian

LHR London Heathrow - EAS San Sebastián

LHREAS

London Heathrow

Mon 14/9

8:50 p.m.-8:20 a.m.

1 stop10h 30m

San Sebastián

Sat 19/9

5:55 p.m.-9:10 a.m.

1 stop16h 15m

C$ 270

LondonSan Sebastian

LHR London Heathrow - EAS San Sebastián

LHREAS

London Heathrow

Fri 13/11

8:50 p.m.-1:35 p.m.

1 stop15h 45m

San Sebastián

Tue 17/11

2:10 p.m.-8:05 p.m.

1 stop6h 55m

C$ 280
Quickest round-trip

LondonSan Sebastian

LGW London Gatwick - EAS San Sebastián

LGWEAS

London Gatwick

Sat 26/12

10:00 a.m.-8:35 p.m.

1 stop9h 35m

San Sebastián

Sat 9/1

2:10 p.m.-6:45 p.m.

1 stop5h 35m

C$ 284

LondonSan Sebastian

LHR London Heathrow - EAS San Sebastián

LHREAS

London Heathrow

Thu 14/1

8:50 p.m.-1:35 p.m.

1 stop15h 45m

San Sebastián

Sun 17/1

6:10 p.m.-9:10 a.m.

1 stop16h 00m

C$ 286

LondonSan Sebastian

LHR London Heathrow - EAS San Sebastián

LHREAS

London Heathrow

Sat 26/12

9:55 a.m.-8:35 p.m.

1 stop9h 40m

San Sebastián

Sat 9/1

9:10 p.m.-9:10 a.m.

1 stop13h 00m

C$ 288

LondonSan Sebastian

LHR London Heathrow - EAS San Sebastián

LHREAS

London Heathrow

Tue 8/9

8:50 p.m.-8:20 a.m.

1 stop10h 30m

San Sebastián

Wed 16/9

5:55 p.m.-9:10 a.m.

1 stop16h 15m

C$ 290

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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?

Prices are currently low for flights on this route.

Typical prices usually range from C$ 447 to C$ 709.
The lowest price recently found on this route was C$ 212.

What is the cheapest month to fly to San Sebastian?

The cheapest month to fly to San Sebastian from London is in November. Flight prices, which tend to average around C$ 149, are often lower during this time because this is during the off-season. The month of May is another great option to travel to San Sebastian, with average flight prices from London averaging around C$ 326.

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

No. A direct flight is the cheapest option for a flight between London to San Sebastian.

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

As of August 2026, prices for London to San Sebastian flights are approximately 9% 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 round-trip 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

8h 20m

Direct flights

None
The fastest flight from London to San Sebastian takes 8h 20m
There are no direct flights from London to San Sebastian. There are no popular flight routes from London to San Sebastian.
Search flight deals

Frequently asked questions about flying from London to San Sebastian

  • How far is London to San Sebastián by plane?

    The straight-line distance from London to San Sebastián is 920.1 km. Typically, this will take 8h 20m by plane in normal conditions.

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

    Prices for flights from London to San Sebastián Airport are updated daily.

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify 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?

Travelling to a place near San Sebastian?

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

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from London to San Sebastian . Millions of users trust and use momondo every year so you are in good hands.

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

momondo does allow users to show only those flights to San Sebastian from London which offer a flexible booking policy as well as other useful filters and features.

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

momondo helps you find the best flight between London and San Sebastian by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Price alerts on flights to San Sebastian from London are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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