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Cheap flights from London Heathrow Airport to San Sebastian from C$ 123

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 Heathrow Airport to San Sebastian departing on 25/8. 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 Heathrow Airport to San Sebastian

Cheap round-trip flights

Enter your travel dates to find the best prices.
Vueling Logo
8:50 p.m. - 8:20 a.m.
LHR
-
EAS
10h 30m
1 stop
Vueling Logo
5:55 p.m. - 9:10 a.m.
EAS
-
LHR
16h 15m
1 stop
C$ 262Vueling
Sat, 26 Sep - Tue, 29 Sep
Vueling Logo
8:50 p.m. - 8:20 a.m.
LHR
-
EAS
10h 30m
1 stop
Vueling Logo
5:55 p.m. - 9:10 a.m.
EAS
-
LHR
16h 15m
1 stop
C$ 274Vueling
Sat, 12 Sep - Sat, 19 Sep
Vueling Logo
8:50 p.m. - 1:35 p.m.
LHR
-
EAS
15h 45m
1 stop
Vueling Logo
2:10 p.m. - 8:05 p.m.
EAS
-
LHR
6h 55m
1 stop
C$ 286Vueling
Wed, 2 Dec - Sat, 5 Dec
Vueling Logo
8:50 p.m. - 1:35 p.m.
LHR
-
EAS
15h 45m
1 stop
Vueling Logo
6:10 p.m. - 9:10 a.m.
EAS
-
LHR
16h 00m
1 stop
C$ 292Vueling
Wed, 28 Oct - Sun, 1 Nov
Vueling Logo
8:50 p.m. - 8:20 a.m.
LHR
-
EAS
10h 30m
1 stop
Vueling Logo
8:55 a.m. - 8:05 p.m.
EAS
-
LHR
12h 10m
1 stop
C$ 298Vueling
Tue, 8 Sep - Wed, 23 Sep
Vueling Logo
8:50 p.m. - 8:20 a.m.
LHR
-
EAS
10h 30m
1 stop
Vueling Logo
5:55 p.m. - 9:10 a.m.
EAS
-
LHR
16h 15m
1 stop
C$ 303Vueling
Mon, 24 Aug - Wed, 26 Aug
Vueling Logo
9:55 a.m. - 5:35 p.m.
LHR
-
EAS
6h 40m
1 stop
Vueling Logo
6:10 p.m. - 9:10 a.m.
EAS
-
LHR
16h 00m
1 stop
C$ 305Vueling
Thu, 29 Oct - Sun, 1 Nov
Vueling Logo
8:50 p.m. - 8:20 a.m.
LHR
-
EAS
10h 30m
1 stop
Vueling Logo
5:55 p.m. - 9:10 a.m.
EAS
-
LHR
16h 15m
1 stop
C$ 307Vueling
Sat, 26 Sep - Wed, 30 Sep
Vueling Logo
8:50 p.m. - 8:20 a.m.
LHR
-
EAS
10h 30m
1 stop
Vueling Logo
8:55 a.m. - 8:05 p.m.
EAS
-
LHR
12h 10m
1 stop
C$ 316Vueling
Sat, 10 Oct - Tue, 13 Oct
Vueling Logo
8:50 p.m. - 8:20 a.m.
LHR
-
EAS
10h 30m
1 stop
Vueling Logo
8:55 a.m. - 8:05 p.m.
EAS
-
LHR
12h 10m
1 stop
C$ 319Vueling
Tue, 8 Sep - Wed, 23 Sep

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British Airways flights from London Heathrow Airport to San Sebastian

Our best British Airways deals on London Heathrow Airport to San Sebastian flight tickets
British Airways
17 Sep
LHR7:50 a.m.London Heathrow
12h 00m
1 stop
EAS8:50 p.m.San Sebastián
24 Sep
EAS9:30 p.m.San Sebastián
15h 30m
1 stop
LHR12:00 p.m.London Heathrow
C$ 511
British Airways
17 Sep
LHR2:10 p.m.London Heathrow
5h 40m
1 stop
EAS8:50 p.m.San Sebastián
24 Sep
EAS9:30 p.m.San Sebastián
15h 30m
1 stop
LHR12:00 p.m.London Heathrow
C$ 512
British Airways
8 Dec
LHR6:05 a.m.London Heathrow
5h 55m
1 stop
EAS1:00 p.m.San Sebastián
8 Dec
EAS9:30 p.m.San Sebastián
11h 55m
1 stop
LHR8:25 a.m.London Heathrow
C$ 520

Vueling flights from London Heathrow Airport to San Sebastian

Our best Vueling deals on London Heathrow Airport to San Sebastian flight tickets
Vueling
26 Sep
LHR8:50 p.m.London Heathrow
10h 30m
1 stop
EAS8:20 a.m.San Sebastián
29 Sep
EAS5:55 p.m.San Sebastián
16h 15m
1 stop
LHR9:10 a.m.London Heathrow
C$ 262
Vueling
12 Sep
LHR8:50 p.m.London Heathrow
10h 30m
1 stop
EAS8:20 a.m.San Sebastián
19 Sep
EAS5:55 p.m.San Sebastián
16h 15m
1 stop
LHR9:10 a.m.London Heathrow
C$ 274
Vueling
2 Dec
LHR8:50 p.m.London Heathrow
15h 45m
1 stop
EAS1:35 p.m.San Sebastián
5 Dec
EAS2:10 p.m.San Sebastián
6h 55m
1 stop
LHR8:05 p.m.London Heathrow
C$ 286

momondo Fare Finder

 
Customize your flight search to find flights from London Heathrow Airport 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 28 July 2026.
Use the filters below to find and compare flights from London Heathrow Airport to San Sebastian that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LondonSan Sebastian

LHR - EAS

LHREAS

London Heathrow

Sat 26/9

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

1 stop10h 30m

San Sebastián

Tue 29/9

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

1 stop16h 15m

C$ 262

LondonSan Sebastian

LHR - EAS

LHREAS

London Heathrow

Sat 12/9

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$ 274
Quickest round-trip

LondonSan Sebastian

LHR - EAS

LHREAS

London Heathrow

Wed 2/12

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

1 stop15h 45m

San Sebastián

Sat 5/12

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

1 stop6h 55m

C$ 286

LondonSan Sebastian

LHR - EAS

LHREAS

London Heathrow

Wed 28/10

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

1 stop15h 45m

San Sebastián

Sun 1/11

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

1 stop16h 00m

C$ 292

LondonSan Sebastian

LHR - EAS

LHREAS

London Heathrow

Tue 8/9

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

1 stop10h 30m

San Sebastián

Wed 23/9

8:55 a.m.-8:05 p.m.

1 stop12h 10m

C$ 298

LondonSan Sebastian

LHR - EAS

LHREAS

London Heathrow

Mon 24/8

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

1 stop10h 30m

San Sebastián

Wed 26/8

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

1 stop16h 15m

C$ 303

LondonSan Sebastian

LHR - EAS

LHREAS

London Heathrow

Thu 29/10

9:55 a.m.-5:35 p.m.

1 stop6h 40m

San Sebastián

Sun 1/11

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

1 stop16h 00m

C$ 305

LondonSan Sebastian

LHR - EAS

LHREAS

London Heathrow

Sat 26/9

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

1 stop10h 30m

San Sebastián

Wed 30/9

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

1 stop16h 15m

C$ 307

LondonSan Sebastian

LHR - EAS

LHREAS

London Heathrow

Sat 10/10

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

1 stop10h 30m

San Sebastián

Tue 13/10

8:55 a.m.-8:05 p.m.

1 stop12h 10m

C$ 316

LondonSan Sebastian

LHR - EAS

LHREAS

London Heathrow

Tue 8/9

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

1 stop10h 30m

San Sebastián

Wed 23/9

8:55 a.m.-8:05 p.m.

1 stop12h 10m

C$ 319

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 Heathrow Airport 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 cheapest month to fly to San Sebastian?

The cheapest month to fly to San Sebastian from London Heathrow Airport is in March. Flight prices, which tend to average around C$ 0, 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 Heathrow Airport averaging around C$ 0.

When to book flights from London Heathrow Airport to San Sebastian

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

Cheap London Heathrow Airport to San Sebastian (LHR to EAS) flight deals and tips

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

Fastest flight time

10h 30m

Direct flights

None
The fastest flight from London Heathrow Airport to San Sebastian takes 10h 30m
There are no direct flights from London Heathrow Airport to San Sebastian. There are no popular flight routes from London Heathrow Airport to San Sebastian.
Search flight deals

Frequently asked questions about flying from London Heathrow Airport to San Sebastian

  • How far is London Heathrow to San Sebastián by plane?

    San Sebastián is 913.6 km away from London Heathrow. 10h 30m is a normal flight duration for this route.

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

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

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London Heathrow Airport 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.

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?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from London to San Sebastian for you.

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 offers price alerts on flights to San Sebastian from London. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your San Sebastian trip

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