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Cheap flights from San Sebastian to London Heathrow Airport from £63

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/10. Fares are subject to change and may not be available on all flights or dates of travel.
EAS — LHR
14 Aug — 21 Aug1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from San Sebastian to Heathrow

Enter your travel dates to find the best prices.

Cheapest flights from San Sebastian to Heathrow
Explore the most affordable flight options available from San Sebastian to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 July 2026.

Tue 17/1114:10
EAS
-
LHR
1 stop6h 55m
Vueling
Wed 25/1120:50
LHR
-
EAS
1 stop15h 45m
Vueling
Deal found 13/7£145
Thu 20/821:30
EAS
-
LHR
1 stop21h 55m
Multiple Airlines
Thu 27/820:50
LHR
-
EAS
1 stop10h 30m
Multiple Airlines
Deal found 12/7£147
Tue 11/808:55
EAS
-
LHR
1 stop12h 10m
Vueling
Tue 18/820:50
LHR
-
EAS
1 stop10h 30m
Vueling
Deal found 14/7£162
Sat 12/1221:30
EAS
-
LHR
1 stop11h 55m
Multiple Airlines
Wed 16/1215:30
LHR
-
EAS
2 stops25h 05m
Multiple Airlines
Deal found 10/7£164
Thu 20/809:05
EAS
-
LHR
1 stop12h 00m
Vueling
Thu 27/820:50
LHR
-
EAS
1 stop10h 30m
Vueling
Deal found 13/7£167
Sat 12/1221:30
EAS
-
LHR
1 stop11h 55m
Iberia
Wed 16/1219:40
LHR
-
EAS
1 stop12h 00m
Iberia
Deal found 10/7£176
Mon 24/808:55
EAS
-
LHR
1 stop12h 10m
Vueling
Mon 31/820:50
LHR
-
EAS
1 stop10h 30m
Vueling
Deal found 10/7£176
Mon 24/808:55
EAS
-
LHR
1 stop12h 10m
Vueling
Thu 27/820:50
LHR
-
EAS
1 stop10h 30m
Vueling
Deal found 11/7£178
Tue 4/808:55
EAS
-
LHR
1 stop12h 10m
Vueling
Wed 12/820:50
LHR
-
EAS
1 stop10h 40m
Vueling
Deal found 14/7£179

Find flight deals from San Sebastian to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from San Sebastian (EAS) to Heathrow (LHR). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 15 July 2026.

Round-trip from

£145

One-way from

£63
Vueling
  • Vueling
  • 17/11-25/11
  • 2 total stops
  • 22h 40m total
  • San Sebastian to London
Search Deals
1/10
  • 1/10
  • 1 total stop
  • 24h 55m total
  • San Sebastian to London
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from San Sebastian to Heathrow 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, Cheapflights users made 858,174 searches. Data last updated 15 July 2026.
Use the filters below to find and compare flights from San Sebastian to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

San SebastianLondon

EAS - LHR

EASLHR

San Sebastián

Sat 12/12

21:30-08:25

1 stop11h 55m

London Heathrow

Wed 16/12

19:40-08:40

1 stop12h 00m

£176

San SebastianLondon

EAS - LHR

EASLHR

San Sebastián

Mon 24/8

08:55-20:05

1 stop12h 10m

London Heathrow

Mon 31/8

20:50-08:20

1 stop10h 30m

£176

San SebastianLondon

EAS - LHR

EASLHR

San Sebastián

Tue 4/8

08:55-20:05

1 stop12h 10m

London Heathrow

Wed 12/8

20:50-08:30

1 stop10h 40m

£182

San SebastianLondon

EAS - LHR

EASLHR

San Sebastián

Fri 21/8

08:55-20:05

1 stop12h 10m

London Heathrow

Sun 30/8

20:50-08:20

1 stop10h 30m

£185

San SebastianLondon

EAS - LHR

EASLHR

San Sebastián

Tue 4/8

08:55-20:05

1 stop12h 10m

London Heathrow

Sun 9/8

20:50-08:20

1 stop10h 30m

£231

San SebastianLondon

EAS - LHR

EASLHR

San Sebastián

Thu 22/10

09:10-20:05

1 stop11h 55m

London Heathrow

Sun 25/10

20:50-13:35

1 stop15h 45m

£232

San SebastianLondon

EAS - LHR

EASLHR

San Sebastián

Fri 9/10

08:55-20:05

1 stop12h 10m

London Heathrow

Fri 16/10

20:50-08:20

1 stop10h 30m

£252

San SebastianLondon

EAS - LHR

EASLHR

San Sebastián

Tue 28/7

08:55-20:05

1 stop12h 10m

London Heathrow

Fri 31/7

20:50-08:20

1 stop10h 30m

£288

San SebastianLondon

EAS - LHR

EASLHR

San Sebastián

Sat 8/8

21:30-08:25

1 stop11h 55m

London Heathrow

Sat 15/8

22:25-08:20

2 stops32h 55m

£324

San SebastianLondon

EAS - LHR

EASLHR

San Sebastián

Thu 20/8

21:30-10:35

1 stop14h 05m

London Heathrow

Mon 24/8

10:50-20:50

1 stop9h 00m

£336

Flights are sorted by cheapest return flights first.

Deals found on 10/7

Showing 1-10 of 21 resultsSorted by cheapest first
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Best time to book a flight from San Sebastian to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from San Sebastian with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Related info for your journey

Find useful and relevant information for your journey from San Sebastian to Heathrow. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from San Sebastian to London Heathrow?

    If you book a flight to London Heathrow from San Sebastian, you will be flying from San Sebastián, which is the city’s only airport. San Sebastián (EAS) is located 9.7 mi from the center of San Sebastian. There are 0 flights from San Sebastián to London Heathrow per day from 0 different airlines.

  • How long is the flight from San Sebastian to London Heathrow Airport?

    Departing from San Sebastian to London Heathrow Airport will take you 11h 55m. Airlines will cover a distance of 564 mi. This flight may include one or multiple stops.

  • Can I find deals for flights from San Sebastian to Heathrow that include hotel bookings?

    Yes. In addition to deals on San Sebastian to Heathrow flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from San Sebastian to Heathrow?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Sebastian to Heathrow.

  • Can I find deals for business class flights from San Sebastian to Heathrow?

    Yes. Cheapflights offers flight deals from San Sebastian to Heathrow by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Travelling to a place near London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Hounslow
Milton Keynes
Luton
Gatwick
Wembley
Slough
Ilford
Croydon
Hayes
Brentford
Colchester
Northampton
Watford
Eastbourne
Swindon
Southend-on-Sea
Poole
Kingston upon Thames
Southall
Aylesbury

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Deals for San Sebastian to Heathrow flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from San Sebastian to Heathrow?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Heathrow from San Sebastian.

Can Cheapflights find flights from San Sebastian to Heathrow with no change fees?

Need flexible booking options for your flight to Heathrow from San Sebastian? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from San Sebastian to Heathrow become cheaper?

Yes! Start tracking prices for San Sebastian to Heathrow flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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