LHR - EAS

£52 Find Cheap Flights from London Heathrow Airport to San Sebastian – Compare and Save

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1 adult, Economy, 0 bags

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Everything you should know

Cheapest return flight
£124
Typical prices: £216-£361
Vueling
Fri 14/12Sun 16/12
LHR - EAS • 1 stop
Cheapest one-way flight
£52
Typical prices: £148-£368
Vueling
Sun 28/10
LHR - EAS • 1 stop
Direct flights
Not available
There are currently no direct flights between London Heathrow Airport and San Sebastian. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to travel
September
Cheapest • 48% price drop
January
Most popular
Good to know
+1
Good to know
+1
Top stopover airports
Barcelona-El Prat (BCN)
Cheapest • Avg £302 (return)
Madrid Barajas (MAD)
Shortest trip • 6h 12m (one-way)
Insights
Insights
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We hope you enjoy your trip to San Sebastian!
Flight Deals
Booking Insights
Flight Deals

Cheap Flights from Heathrow to San Sebastian (LHR-EAS)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent return flight deals from Heathrow to San Sebastian

Mon, 14 Dec - Wed, 16 Dec
Vueling Logo
20:50 - 13:35LHR  London Heathrow-EAS San Sebastián
15h 45m1 stop Barcelona-El Prat
Vueling Logo
14:10 - 20:05EAS  San Sebastián-LHR London Heathrow
6h 55m1 stop Barcelona-El Prat
£124Vueling
Wed, 14 Oct - Tue, 20 Oct
Multiple Airlines Logo
20:50 - 08:35LHR  London Heathrow-EAS San Sebastián
10h 45m1 stop Barcelona-El Prat
Multiple Airlines Logo
21:30 - 09:30EAS  San Sebastián-LHR London Heathrow
13h 00m1 stop Madrid Barajas
£138Multiple Airlines
Wed, 14 Oct - Wed, 21 Oct
Vueling Logo
20:50 - 08:35LHR  London Heathrow-EAS San Sebastián
10h 45m1 stop Barcelona-El Prat
Vueling Logo
08:55 - 20:05EAS  San Sebastián-LHR London Heathrow
12h 10m1 stop Barcelona-El Prat
£148Vueling
Fri, 11 Dec - Mon, 14 Dec
Vueling Logo
20:50 - 13:35LHR  London Heathrow-EAS San Sebastián
15h 45m1 stop Barcelona-El Prat
Vueling Logo
14:10 - 20:05EAS  San Sebastián-LHR London Heathrow
6h 55m1 stop Barcelona-El Prat
£148Vueling
Tue, 10 Nov - Tue, 17 Nov
Multiple Airlines Logo
20:50 - 13:35LHR  London Heathrow-EAS San Sebastián
15h 45m1 stop Barcelona-El Prat
Multiple Airlines Logo
21:30 - 08:25EAS  San Sebastián-LHR London Heathrow
11h 55m1 stop Madrid Barajas
£148Multiple Airlines
Fri, 11 Dec - Sun, 13 Dec
Vueling Logo
20:50 - 13:35LHR  London Heathrow-EAS San Sebastián
15h 45m1 stop Barcelona-El Prat
Vueling Logo
18:10 - 09:10EAS  San Sebastián-LHR London Heathrow
16h 00m1 stop Barcelona-El Prat
£151Vueling
Mon, 28 Sep - Sat, 3 Oct
Vueling Logo
20:50 - 08:20LHR  London Heathrow-EAS San Sebastián
10h 30m1 stop Barcelona-El Prat
Vueling Logo
17:55 - 09:10EAS  San Sebastián-LHR London Heathrow
16h 15m1 stop Barcelona-El Prat
£160Vueling
Fri, 16 Oct - Mon, 19 Oct
Multiple Airlines Logo
20:50 - 08:20LHR  London Heathrow-EAS San Sebastián
10h 30m1 stop Barcelona-El Prat
Multiple Airlines Logo
21:30 - 08:25EAS  San Sebastián-LHR London Heathrow
11h 55m1 stop Madrid Barajas
£163Multiple Airlines
Sat, 28 Nov - Mon, 30 Nov
Iberia Logo
09:15 - 20:50LHR  London Heathrow-EAS San Sebastián
10h 35m1 stop Madrid Barajas
Iberia Logo
21:30 - 08:25EAS  San Sebastián-LHR London Heathrow
11h 55m1 stop Madrid Barajas
£182Iberia
Wed, 27 Jan - Sat, 30 Jan
Iberia Logo
06:15 - 13:00LHR  London Heathrow-EAS San Sebastián
5h 45m1 stop Madrid Barajas
Iberia Logo
21:30 - 08:25EAS  San Sebastián-LHR London Heathrow
11h 55m1 stop Madrid Barajas
£193Iberia
Booking Insights

Price, demand, and travel trends for London Heathrow Airport to San Sebastian flights

Use KAYAK data on prices, travel dates, airlines, and seasonal trends to compare options and book flights from London Heathrow Airport to San Sebastian with more confidence.

How much is a return flight from London Heathrow Airport to San Sebastian?

Return flights from London Heathrow Airport to San Sebastian start at £124. Prices are below average for this route right now, with typical return fares ranging from £216 to £361. The lowest price found in the past 5 days was £124 on Vueling.

What's the cheapest day of the week to fly from London Heathrow Airport to San Sebastian?

Sunday is the cheapest day of the week to fly from London Heathrow Airport to San Sebastian and is 22% cheaper than the average day. Monday is the most expensive day with flight prices 61% higher than average. Based on deals found by KAYAK users in the last 12 months.

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Key details for London Heathrow Airport to San Sebastian flights

Low season

March

Cheapest flight

£52
Best time to beat the crowds (34% less expensive on average)
Flights from London Heathrow Airport to San Sebastian

When to book flights from Heathrow to San Sebastian

Are your dates flexible? Find out the best times to travel from Heathrow to San Sebastian based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated return price

Your London Heathrow Airport to San Sebastian flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines, and booking questions.

  • Which airports can I use when flying from London Heathrow Airport to San Sebastian?

    Flights from London Heathrow Airport to San Sebastian usually depart from London Heathrow (LHR) and arrive at San Sebastián (EAS).

  • Which cabin classes can I book on flights from London Heathrow Airport to San Sebastian?

    Only Economy class is available on flights from London Heathrow Airport to San Sebastian.

  • Which airports do connecting flights from London Heathrow Airport to San Sebastian pass through?

    Connecting flights from London Heathrow Airport to San Sebastian most commonly pass through:

    • Madrid Barajas (MAD) – 73% of one-stop connections
    • Barcelona-El Prat (BCN) – 27% of one-stop connections
    Together, these airports account for 100% of one-stop bookings on this route.

  • Can I save money by using flexible dates for flights from London Heathrow Airport to San Sebastian?

    On the London Heathrow Airport to San Sebastian route, being flexible with your departure day can save you up to 52%. Sunday is the cheapest day at £228 return on average, while Monday is the most expensive at £467 – a £239 difference. Cheaper weekend fares like these are typical of routes dominated by weekday business travel.

  • What popular places can I visit in San Sebastian?

    Some of the most popular sights in San Sebastian are San Sebastian City Centre, Playa de Zurriola, and Basilica de Santa Maria del Coro. These are among the most viewed places in San Sebastian on KAYAK.

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

    A direct flight from London Heathrow Airport to San Sebastian takes 0h 00m, covering 564 miles.

  • Do I need a passport to fly from London Heathrow Airport to San Sebastian?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • How are flight prices from London Heathrow Airport to San Sebastian looking right now?

    One-way fares from London Heathrow Airport to San Sebastian are currently lower than usual. Average one-way flight prices are about £68, which is 69% below the typical average for this route.

  • How much time can I save by choosing a different stopover airport from London Heathrow Airport to San Sebastian?

    Flying via Madrid Barajas (MAD) gives the shortest average 1-stop total travel time of 6h 12m, compared to 9h 36m via Barcelona-El Prat (BCN).

  • What is the time difference between London Heathrow Airport and San Sebastian?

    San Sebastian is 1 hour ahead of London Heathrow Airport (Central European Time vs British Time). Plan for the time shift when scheduling connections or first-day activities.

  • Which car hire options are available at San Sebastián Airport (EAS)?

    San Sebastián Airport (EAS) hosts 5 major car hire companies, with daily rates starting from around £10 for economy cars. Top options include:
    · Enterprise Rent-A-Car
    · Alamo
    · Hertz
    · keddy by Europcar
    · Europcar

  • How much should I expect to pay for a London Heathrow Airport to San Sebastian flight?

    Return flights from London Heathrow Airport to San Sebastian range from £216 to £361, with an average of £289 over the past 12 months. Anything below £216 counts as a good deal.

Your guide to booking London Heathrow Airport to San Sebastian flights

Get tips on when to book, when to fly, and what to know before your trip.
  • If your dates are flexible, aim for a Sunday departure instead of Monday. On this route, Sunday flights average £228 – about £239 less than Monday (51% savings) based on the last 12 months.
  • If you can choose when to travel, plan your London Heathrow Airport to San Sebastian trip for September. Fares historically average £149 return in that month – typically £665 less than the most expensive month, which is December (based on the last 12 months).

More options for your flight from Heathrow to San Sebastian

Complete your trip to San Sebastian with a hotel stay or car hire

Car hire in San Sebastian
Hotels in San Sebastian
Holidays in San Sebastian