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Cheap flights from London to San Sebastian from C$ 229

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 13/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from London to San Sebastian

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
9:55 a.m. - 8:50 p.m.LHR-EAS
9h 55m2 stops
Multiple Airlines Logo
9:20 a.m. - 6:00 p.m.EAS-LHR
9h 40m2 stops
C$ 515Multiple Airlines
Find Deal
Mon, 1 Dec - Mon, 15 Dec
Multiple Airlines Logo
9:55 a.m. - 8:50 p.m.LHR-EAS
9h 55m2 stops
Multiple Airlines Logo
9:20 a.m. - 6:00 p.m.EAS-LHR
9h 40m2 stops
C$ 517Multiple Airlines
Find Deal
Mon, 1 Dec - Mon, 15 Dec
Multiple Airlines Logo
4:05 p.m. - 8:40 a.m.LGW-EAS
15h 35m2 stops
Multiple Airlines Logo
9:20 a.m. - 10:35 p.m.EAS-LGW
14h 15m2 stops
C$ 550Multiple Airlines
Find Deal
Thu, 4 Dec - Sun, 7 Dec
Multiple Airlines Logo
9:10 a.m. - 8:50 p.m.LGW-EAS
10h 40m2 stops
Multiple Airlines Logo
9:20 a.m. - 6:50 p.m.EAS-LGW
10h 30m2 stops
C$ 559Multiple Airlines
Find Deal
Thu, 19 Mar - Sun, 22 Mar
Multiple Airlines Logo
9:55 a.m. - 8:50 p.m.LHR-EAS
9h 55m2 stops
Multiple Airlines Logo
9:20 a.m. - 6:00 p.m.EAS-LHR
9h 40m2 stops
C$ 585Multiple Airlines
Find Deal
Thu, 19 Mar - Sun, 22 Mar
Multiple Airlines Logo
9:55 a.m. - 8:50 p.m.LHR-EAS
9h 55m2 stops
Multiple Airlines Logo
9:20 a.m. - 6:00 p.m.EAS-LHR
9h 40m2 stops
C$ 630Multiple Airlines
Find Deal
Thu, 4 Dec - Sun, 7 Dec
Multiple Airlines Logo
9:55 a.m. - 8:50 p.m.LHR-EAS
9h 55m2 stops
Multiple Airlines Logo
1:40 p.m. - 9:10 a.m.EAS-LHR
20h 30m2 stops
C$ 647Multiple Airlines
Find Deal
Sat, 13 Dec - Sat, 20 Dec
Multiple Airlines Logo
9:40 p.m. - 1:00 p.m.LGW-EAS
14h 20m2 stops
Multiple Airlines Logo
9:20 a.m. - 10:35 p.m.EAS-LGW
14h 15m2 stops
C$ 660Multiple Airlines
Find Deal
Sun, 14 Dec - Sun, 21 Dec
Multiple Airlines Logo
7:00 a.m. - 8:50 p.m.LGW-EAS
12h 50m2 stops
Multiple Airlines Logo
1:40 p.m. - 11:30 p.m.EAS-LGW
10h 50m2 stops
C$ 684Multiple Airlines
Find Deal
Thu, 27 Nov - Thu, 4 Dec
Multiple Airlines Logo
6:50 a.m. - 8:50 p.m.LGW-EAS
13h 00m2 stops
Multiple Airlines Logo
1:40 p.m. - 11:10 p.m.EAS-LGW
10h 30m2 stops
C$ 686Multiple Airlines
Find Deal
Mon, 27 Apr - Fri, 1 May

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 30 October 2025.
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

LHR - EAS

LHREAS

London Heathrow

Mon 1/12

9:55 a.m.-8:50 p.m.

2 stops9h 55m

San Sebastián

Mon 15/12

9:20 a.m.-6:00 p.m.

2 stops9h 40m

C$ 515

LondonSan Sebastian

LHR - EAS

LHREAS

London Heathrow

Mon 1/12

9:55 a.m.-8:50 p.m.

2 stops9h 55m

San Sebastián

Mon 15/12

9:20 a.m.-6:00 p.m.

2 stops9h 40m

C$ 517

LondonSan Sebastian

LGW - EAS

LGWEAS

London Gatwick

Thu 4/12

4:05 p.m.-8:40 a.m.

2 stops15h 35m

San Sebastián

Sun 7/12

9:20 a.m.-10:35 p.m.

2 stops14h 15m

C$ 550

LondonSan Sebastian

LGW - EAS

LGWEAS

London Gatwick

Thu 19/3

9:10 a.m.-8:50 p.m.

2 stops10h 40m

San Sebastián

Sun 22/3

9:20 a.m.-6:50 p.m.

2 stops10h 30m

C$ 559

LondonSan Sebastian

LHR - EAS

LHREAS

London Heathrow

Thu 19/3

9:55 a.m.-8:50 p.m.

2 stops9h 55m

San Sebastián

Sun 22/3

9:20 a.m.-6:00 p.m.

2 stops9h 40m

C$ 585

LondonSan Sebastian

LHR - EAS

LHREAS

London Heathrow

Thu 4/12

9:55 a.m.-8:50 p.m.

2 stops9h 55m

San Sebastián

Sun 7/12

9:20 a.m.-6:00 p.m.

2 stops9h 40m

C$ 630

LondonSan Sebastian

LHR - EAS

LHREAS

London Heathrow

Sat 13/12

9:55 a.m.-8:50 p.m.

2 stops9h 55m

San Sebastián

Sat 20/12

1:40 p.m.-9:10 a.m.

2 stops20h 30m

C$ 647

LondonSan Sebastian

LGW - EAS

LGWEAS

London Gatwick

Sun 14/12

9:40 p.m.-1:00 p.m.

2 stops14h 20m

San Sebastián

Sun 21/12

9:20 a.m.-10:35 p.m.

2 stops14h 15m

C$ 660

LondonSan Sebastian

LGW - EAS

LGWEAS

London Gatwick

Thu 27/11

7:00 a.m.-8:50 p.m.

2 stops12h 50m

San Sebastián

Thu 4/12

1:40 p.m.-11:30 p.m.

2 stops10h 50m

C$ 684

LondonSan Sebastian

LGW - EAS

LGWEAS

London Gatwick

Mon 27/4

6:50 a.m.-8:50 p.m.

2 stops13h 00m

San Sebastián

Fri 1/5

1:40 p.m.-11:10 p.m.

2 stops10h 30m

C$ 686

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 14 resultsSorted by cheapest first
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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 cheapest month to fly to San Sebastian from London is in January. Flight prices, which tend to average around C$ 253, are often lower during this time because this is during the off-season. The month of February is another great option to travel to San Sebastian, with average flight prices from London averaging around C$ 364.

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

Direct flights

None
There are no direct flights from London to San Sebastian. There are no popular flight routes from London to San Sebastian.
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  • 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 6h 25m 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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