£40+ Cheap flights to San Sebastian

— EAS
18 Sep — 25 Sep1
1 adult
1 adult, Economy, 0 bags

Flights to San Sebastian in 2026

Enter your travel dates to find the best prices.

Cheapest flights to San Sebastian

Tue 8/918:40 -
1 stop14h 00m
Wed 23/910:10 -
1 stop12h 05m
Deal found 17/8£80
Tue 8/917:45 -
1 stop14h 55m
Wed 23/910:10 -
1 stop14h 49m
Deal found 17/8£81
Tue 15/918:40 -
1 stop14h 00m
Wed 23/910:10 -
1 stop12h 05m
Deal found 15/8£84
Tue 8/911:40 -
1 stop21h 00m
Wed 16/910:10 -
1 stop8h 30m
Deal found 14/8£86
Tue 15/918:45 -
1 stop12h 35m
Wed 23/910:10 -
1 stop14h 49m
Deal found 15/8£92
Tue 22/918:40 -
1 stop14h 00m
Tue 29/921:30 -
1 stop17h 30m
Deal found 18/8£103
Tue 8/922:00 -
1 stop10h 40m
Wed 23/910:10 -
1 stop23h 20m
Deal found 15/8£103
Tue 15/918:40 -
1 stop14h 00m
Tue 22/910:20 -
2 stops25h 40m
Deal found 18/8£103
Wed 16/905:35 -
1 stop28h 00m
Wed 23/910:10 -
1 stop16h 05m
Deal found 18/8£118
Sat 26/916:50 -
1 stop14h 30m
Tue 29/917:55 -
1 stop15h 00m
Deal found 17/8£123
Tue 8/922:00 -
1 stop10h 40m
Wed 16/921:30 -
1 stop12h 30m
Deal found 19/8£127
Tue 22/917:25 -
1 stop15h 15m
Tue 29/908:55 -
1 stop14h 55m
Deal found 18/8£129

Find flight deals to San Sebastian

Return from

£80

One-way from

£40

Popular in

December

Cheapest in

November

Average price

£275

Good round-trip deal

£410 or less
8/9-23/9
  • 8/9-23/9
  • 2 total stops
  • 26h 05m total
  • London to San Sebastian
17/10
  • 17/10
  • 1 total stop
  • 14h 30m total
  • London to San Sebastian
Highest demand for flights based on searches. 13% potential increase in price (£46 potential increase over avg. return price).
Cheapest flight prices on average. 18% potential price decrease (£48 potential savings vs. average return price).
Average for return flights in August 2026
Price to beat on a round-trip flight from London to San Sebastián.

Cheapflights Fare Finder

 
Use the filters below to find and compare flights to San Sebastian that are best for you.

Fly from

Route

Depart

Return

Price

Cheapest return flight

LondonSan Sebastian

STN London Stansted - EAS San Sebastián

STNEAS

London Stansted

Tue 8/9

17:20-09:40

2 stops15h 20m

San Sebastián

Wed 23/9

10:10-23:59

1 stop14h 49m

£98

LondonSan Sebastian

LTN London Luton - EAS San Sebastián

LTNEAS

London Luton

Tue 15/9

14:45-08:20

1 stop16h 35m

San Sebastián

Wed 23/9

10:10-21:15

1 stop12h 05m

£106

LondonSan Sebastian

STN London Stansted - EAS San Sebastián

STNEAS

London Stansted

Tue 15/9

17:20-08:20

2 stops14h 00m

San Sebastián

Wed 23/9

10:10-07:55

2 stops22h 45m

£112

LondonSan Sebastian

STN London Stansted - EAS San Sebastián

STNEAS

London Stansted

Mon 28/9

06:35-08:20

2 stops24h 45m

San Sebastián

Mon 5/10

14:30-07:20

2 stops17h 50m

£117

LondonSan Sebastian

LTN London Luton - EAS San Sebastián

LTNEAS

London Luton

Mon 7/9

18:05-08:20

1 stop13h 15m

San Sebastián

Wed 9/9

10:10-17:40

1 stop8h 30m

£121

LondonSan Sebastian

STN London Stansted - EAS San Sebastián

STNEAS

London Stansted

Wed 14/10

13:45-08:35

1 stop17h 50m

San Sebastián

Sun 18/10

21:30-13:40

1 stop17h 10m

£123

LondonSan Sebastian

LTN London Luton - EAS San Sebastián

LTNEAS

London Luton

Wed 16/9

15:35-08:35

2 stops16h 00m

San Sebastián

Wed 23/9

10:10-21:15

1 stop12h 05m

£123

LondonSan Sebastian

SEN London Southend - EAS San Sebastián

SENEAS

London Southend

Sat 26/9

16:50-08:20

1 stop14h 30m

San Sebastián

Tue 29/9

17:55-07:55

1 stop15h 00m

£123

LondonSan Sebastian

LGW London Gatwick - EAS San Sebastián

LGWEAS

London Gatwick

Fri 8/1

21:45-13:35

1 stop14h 50m

San Sebastián

Sun 10/1

18:10-08:20

1 stop15h 10m

£125

LondonSan Sebastian

LTN London Luton - EAS San Sebastián

LTNEAS

London Luton

Mon 28/9

06:00-20:50

2 stops13h 50m

San Sebastián

Mon 5/10

21:30-14:05

1 stop17h 35m

£127

Flights are sorted by cheapest return flights first.

Deals found on 16/8

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight to San Sebastian

Have a flexible travel schedule? Discover the best time to fly to San Sebastian with our price prediction graph.
Estimated return price

Cheapflights Insights

Everything you need to know about your flight to San Sebastian

How long is the flight to San Sebastian?

On average, a flight from London to San Sebastian takes 5 hours 52 minutes. Flights to San Sebastian from other popular cities in United Kingdom will vary in length. Below are a few examples of popular routes and their flight times.

What are the cheapest airlines that fly to San Sebastian?

The cheapest airlines flying from London to San Sebastian are Iberia and British Airways.

Reviews of airlines servicing San Sebastian

Read through reviews of airlines serving Spain, such as Vueling,Iberia, andBritish Airways. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Overall

7.2

Food

6.2

Boarding

7.2

Crew

7.7

Entertainment

5.9

Comfort

6.9

Reviews

1 / 20
10.0
Excellent

Luis Alfonso,Feb 2026

BCN - ALC

In overall good. The crew were very nice as always. I must say it is the tidiest airline when it comes to disembarkation

Overall

7.2

Food

6.2

Boarding

7.2

Crew

7.7

Entertainment

5.9

Comfort

6.9

Reviews

1 / 20
10.0
Excellent

Luis Alfonso,Feb 2026

BCN - ALC

In overall good. The crew were very nice as always. I must say it is the tidiest airline when it comes to disembarkation

Overall

7.2

Food

6.2

Boarding

7.2

Crew

7.7

Entertainment

5.9

Comfort

6.9

Reviews

1 / 20
10.0
Excellent

Luis Alfonso,Feb 2026

BCN - ALC

In overall good. The crew were very nice as always. I must say it is the tidiest airline when it comes to disembarkation

Overall

7.2

Food

6.2

Boarding

7.2

Crew

7.7

Entertainment

5.9

Comfort

6.9

Reviews

1 / 20
10.0
Excellent

Luis Alfonso,Feb 2026

BCN - ALC

In overall good. The crew were very nice as always. I must say it is the tidiest airline when it comes to disembarkation

FAQs about flying to San Sebastian

San Sebastian climate

Located on the shores of the Bay of Biscay, San Sebastián is subject to an oceanic climate that brings humidity and the occasional chilly breeze in the summertime. During the summer (June to August) months, tourists take a chance to lounge in the balmy weather, with temperatures resting around 21 degrees C, on average. Winters (December to February) are mild and lows rarely dip below 7 degrees C; spring (March to May) and autumn (September to November) are rainy seasons with temperatures on average sitting comfortably at 13 degrees C

Getting around San Sebastian

Walking is the best way to see San Sebastián. The city is compact and tourist attractions are close together, and you can always use one of the efficient bus routes to get around. If you’re travelling to other Basque cities, or Barcelona and Madrid, you’ll find trains leaving from San Sebastián

Getting from the Airport to the City

If your flight lands at San Sebastián Airport (EAS), you can either hop on a bus or taxi to get to the city centre. If your flight arrives in Bilbao Aiport (BIO), buses leave for Bilbao every 20 minutes, where you can then catch a bus or train to San Sebastián.

  • What is good to know if travelling to San Sebastian?

    Don’t return home without spending at least a day lying out on the shores of the Bay of Biscay. The most popular sandy stretches in San Sebastián are Playa de la Concha, Ondarreta, Zurriola and Fuenterrabia, a small fishing village just a few miles from San Sebastián and the French border.  For history buffs visiting San Sebastián, most of the notable monuments and historical points of interest can be covered in one day. Start with a walk along Paseo Nuevo and you’ll come to the Palacio de Minamar, famous for its immaculate courtyards and gardens. Spend some time perusing the galleries of the Museo Chillida-Leku, which is devoted to the work of Basque sculptor Eduardo Chillida, and then take a funicular to the top of Monte Igueldo or drive to the summit for breathtaking panoramic views of the city and the bay beneath you.  Before you book your flight to San Sebastián, check to see if your planned vacation coincides with one of the numerous festivals taking place throughout the year. The San Sebastián International Film Festival takes place every September, while the Jazz Festival, which is the longest continually running jazz festival in Europe, is scheduled annually for the last week of July. The Street Zinema Festival is an event not to be missed by those who’ve planned their holiday for the last week in August.  San Sebastián is located in the Basque Country of Spain, and though Castilian Spanish and English are widely spoken, picking up on a few phrases in Basque, or Euskara, before your trip is guaranteed to help you out in a pinch:  –Hello: Kaixo  –Please: Mesedez  –Thank you: Eserrik asko  — Excuse me: Barkatu  — Do you speak English?: Inork ba al daki ingelesez?

  • What airport do you fly into for flights to San Sebastian?

    If you book a flight to San Sebastian, you will be flying into San Sebastián, which is the city’s only airport. San Sebastián (EAS) is located 9.7 mi from the center of San Sebastian.

  • Can I find cheaper flights to San Sebastian if I am willing to have stopovers?

    Yes, flights with stopovers are often cheaper than direct flights. Keep an eye out for flight deals to San Sebastian on Cheapflights that require 1 or 2 stops for potential cost savings.

  • What is the best airline to fly to San Sebastian?

    Based on reviews from Cheapflights users, Iberia is rated the highest out of the airlines that fly to San Sebastian.

  • What is the cheapest airport to fly to in San Sebastian?

    San Sebastián is currently the cheapest airport to fly to in San Sebastian. One-way flights to San Sebastián typically cost £28, while return flights cost around £292.

  • Where does the fastest flight to San Sebastian depart from?

    For those looking to save time traveling to San Sebastian, London offers the quickest one-way flight (1 hour 55 minutes).

  • Does San Sebastián have car hire?

    Yes. Those touching down at San Sebastián can take advantage of the car hire services offered upon their arrival.

  • Are there hotels close to San Sebastián?

    Yes. San Sebastián has hotels nearby for those requiring accommodations. H Suite3b by Smiling Rentals is the closest property to San Sebastián (0.0 mi away from San Sebastián).

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