Cheap flights from London to San Sebastian

London
LON
San Sebastian
EAS

Flight deals from London to San Sebastian

Below you can see the best deals on flights London — San Sebastian for upcoming dates. Direct and connecting flights from various airlines — compare prices and choose the right ticket.

The lowest price for the next 2 months is on 7 September, from $57.

Top 10 cheap flights from London to San Sebastian

About the London — San Sebastian flight

Looking for cheap flights from London to San Sebastian? Compare fares from different airlines, check the flight schedule and travel time — and book your London — San Sebastian ticket online at the best price.

The route has direct flights — around 10 flights per week, flights are operated by British Airways, Iberia, Vueling, a nonstop flight takes about 5 h 25 min, the distance between the cities is around 921 km.

Planning your trip? You may find our San Sebastian travel guide, how to get from the airport into town and San Sebastian weather forecast useful. To catch a low fare, use the low-price calendar and the monthly price chart on this page.

Facts about this route

from $57Min. price
SeptemberCheapest
DecemberPeak season
YesDirect flights
921 kmDistance
5 h 25 minTravel time
3Airlines
10 / wkFlights

Flight schedule from London to San Sebastian

The table shows direct flights from London to San Sebastian on the selected date. The flight takes approximately 5 h 25 min. Regular flights are operated by British Airways, Iberia and Vueling. Departures from Heathrow Airport, London Gatwick Airport and Stansted Airport airports, arrivals at San Sebastian Airport.

For each flight, the following details are shown: departure time (local), arrival city and airport, flight number and airline, terminal or gate, and status. Click on a flight to open its details and go to ticket search. To view flights on a different day, change the date above the table.

Fri, 28 August
Any time
Last update: 25 Aug 2026

Flight ticket prices by day: London — San Sebastian

Below is a calendar of the lowest flight ticket prices for London — San Sebastian by day. Pick a convenient date and instantly see the fare. The cheapest flights on this route start from $57 in September, and the most expensive are around $183 in December. If your travel dates are flexible, the calendar will help you find the best price for your preferred period. To view round-trip fares, switch to the "Round trip" tab above the calendar, select your departure date — and the right-hand calendar will highlight the lowest prices for return flights on each day.

 
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Prices by month

Average one-way fares from London to San Sebastian by month. Tickets are usually cheapest in January (around $89) and priciest in May (about $242) — use the table and chart below to pick the best time to fly.

MonthAverage priceLevelMonthAverage priceLevelMonthAverage priceLevel
Jan$89lowMay$242highSep$166medium
Feb$102lowJun$228highOct$152medium
Mar$115mediumJul$222highNov$121low
Apr$127mediumAug$235highDec$140medium

Some values are estimated based on seasonality.

When to fly

Weather in San Sebastian: it is warmest in August (up to 23 °C on average) and coolest in January (around 11 °C). The driest month is July.

Tickets are usually cheapest in September and most expensive in December. Compare prices and weather by month in the charts below to pick the best time to fly.

Temperature · San Sebastian

Dry and wet days · San Sebastian

Wind speed and direction · San Sebastian

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How to get the best deal on a London — San Sebastian ticket

  • Book ahead: fares for London — San Sebastian are usually lower 3–8 weeks before departure than at the last minute.
  • Play with your dates — Tuesday, Wednesday and Saturday departures are often cheaper than Friday and Sunday.
  • London is served by more than one airport — compare fares and travel time to each before you book.
  • Flights London — San Sebastian operate on Sundays, Mondays, Thursdays and Fridays — keep that in mind when picking your travel dates.
  • The cheapest month to fly to San Sebastian is usually September — plan your trip around it if your dates are flexible.
  • Compare direct and connecting flights: nonstop is faster, while a connection is sometimes noticeably cheaper.
  • Watch the low-price calendar and the monthly price trend on this page — they make it easier to catch a good date.
  • Travelling light? Pick a cabin-baggage-only fare — tickets without checked luggage are noticeably cheaper.
  • Get to the airport in good time — about 2–3 hours before an international departure and roughly an hour before a domestic one.

Airlines

Flights on the London — San Sebastian route are operated by 3 airlines; British Airways runs the most flights (around 60% of all flights). Compare carriers, flight shares and schedules below.

  • British AirwaysBA
    2x/week
    WebsiteFleet: 29243M pax/year
    • Direct flight LCY → EAS2x/week
      Duration
      1h 55m
      Days
      MTWTFSS
    60.0%Open →
  • IberiaIB
    1x/week
    WebsiteFleet: 9224M pax/year
    • Direct flight LCY → EAS1x/week
      Duration
      1h 55m
      Days
      MTWTFSS
    30.0%Open →
  • VuelingVY
    1x/week
    WebsiteFleet: 12536.8M pax/year
    • Direct flight LCY → EAS1x/week
    10.0%Open →

Cities and airports on the London — San Sebastian route

Flights London — San Sebastian depart from Heathrow Airport, London Gatwick Airport, Stansted Airport and London Luton Airport and arrive at San Sebastian Airport. Below are pages for the cities, countries, and airports on the route: airlines, schedules, and travel guides.

Departure

London

LON
United Kingdom
About the cityHow to get thereWeatherAll about the country United Kingdom
Arrival

San Sebastian

EAS
Spain
About the cityHow to get thereWeatherAll about the country Spain
Departure airports
Arrival airports

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Frequently asked questions about the London — San Sebastian flight

How long is the flight from London to San Sebastian?

A nonstop London — San Sebastian flight takes about 5 h 25 min — the distance between the cities is around 921 km.

How far is it from London to San Sebastian?

The distance from London to San Sebastian is about 921 km, which a nonstop flight covers in around 5 h 25 min.

Are there direct flights from London to San Sebastian?

Yes, there are nonstop flights London — San Sebastian — around 10 flights per week.

Which airlines fly from London to San Sebastian?

Airlines operating London — San Sebastian include British Airways, Iberia, Vueling. See the full list with schedules in the "Airlines" section on this page.

Which airports do London — San Sebastian flights use?

Flights from London depart from Heathrow Airport, London Gatwick Airport, Stansted Airport, and arrive at San Sebastian Airport. If a city has more than one airport, check which one your ticket uses before you travel.

How much is a ticket from London to San Sebastian?

The price of a London — San Sebastian ticket depends on your travel date, season and demand: it is usually cheapest to fly in September, and most expensive in December. Tickets typically cost between $57 and $183. Check the current lowest fare and low-price calendar on this page.

When is the best time to book flights London — San Sebastian?

Flights London — San Sebastian are usually cheaper when booked in advance — a few weeks before departure and away from peak dates; the most budget-friendly month to fly is September. Compare prices by month in the price trend chart on this page.

How can I find the cheapest flights from London to San Sebastian?

To catch a low fare London — San Sebastian, book a few weeks in advance, keep your dates flexible, and compare airlines and connecting options. The low-price calendar and monthly price chart on this page show the cheapest days and months at a glance: the most budget-friendly month to fly is usually September.

How early should I arrive at the airport?

For international flights, plan to be at the airport about 2–3 hours before departure, and around an hour before a domestic flight. Allow extra time during busy travel seasons and at large hubs, where check-in and security lines can be longer.

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