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Flights to San Sebastián

£44 Cheap flights to San Sebastian

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight to San Sebastian departing on 15/9. 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

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Find the cheapest flights from the United Kingdom to San Sebastian

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
18:40 - 09:40
LTN
-
EAS
14h 00m
1 stop
Multiple Airlines Logo
10:10 - 21:15
EAS
-
LTN
12h 05m
1 stop
£78Multiple Airlines
Tue, 8 Sep - Wed, 23 Sep
Multiple Airlines Logo
18:40 - 09:40
LTN
-
EAS
14h 00m
1 stop
Multiple Airlines Logo
10:10 - 21:15
EAS
-
LTN
12h 05m
1 stop
£79Multiple Airlines
Tue, 8 Sep - Wed, 23 Sep
Multiple Airlines Logo
17:45 - 09:40
STN
-
EAS
14h 55m
1 stop
Multiple Airlines Logo
10:10 - 23:59
EAS
-
STN
14h 49m
1 stop
£80Multiple Airlines
Tue, 8 Sep - Wed, 23 Sep
Vueling Logo
10:10 - 08:20
LGW
-
EAS
21h 10m
1 stop
Vueling Logo
17:55 - 10:15
EAS
-
LGW
17h 20m
1 stop
£97Vueling
Tue, 15 Sep - Sat, 19 Sep
Vueling Logo
20:50 - 08:20
LHR
-
EAS
10h 30m
1 stop
Vueling Logo
17:55 - 09:10
EAS
-
LHR
16h 15m
1 stop
£141Vueling
Mon, 14 Sep - Tue, 29 Sep
Vueling Logo
20:50 - 08:20
LHR
-
EAS
10h 30m
1 stop
Vueling Logo
08:55 - 20:05
EAS
-
LHR
12h 10m
1 stop
£144Vueling
Mon, 14 Sep - Tue, 29 Sep
Vueling Logo
20:50 - 08:20
LHR
-
EAS
10h 30m
1 stop
Vueling Logo
17:55 - 09:10
EAS
-
LHR
16h 15m
1 stop
£146Vueling
Sat, 12 Sep - Sat, 19 Sep
Iberia Logo
19:15 - 08:40
LCY
-
EAS
12h 25m
1 stop
Iberia Logo
21:30 - 09:10
EAS
-
LCY
12h 40m
1 stop
£201Iberia
Mon, 21 Sep - Mon, 28 Sep
Iberia Logo
19:15 - 08:40
LCY
-
EAS
12h 25m
1 stop
Iberia Logo
21:30 - 09:00
EAS
-
LCY
12h 30m
1 stop
£218Iberia
Mon, 7 Sep - Fri, 11 Sep
Iberia Logo
07:50 - 20:50
LCY
-
EAS
12h 00m
1 stop
Iberia Logo
21:30 - 08:50
EAS
-
LCY
12h 20m
1 stop
£221Iberia
Fri, 4 Dec - Wed, 9 Dec

momondo Fare Finder

 
Locate flights to San Sebastián that fit your budget, with regularly updated fares and availability. In the last 7 days, momondo users made a total of 279,928 searches and data was last updated on 26 July 2026.
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

LTN - EAS

LTNEAS

London Luton

Tue 8/9

18:40-09:40

1 stop14h 00m

San Sebastián

Wed 23/9

10:10-21:15

1 stop12h 05m

£78

LondonSan Sebastian

LTN - EAS

LTNEAS

London Luton

Tue 8/9

18:40-09:40

1 stop14h 00m

San Sebastián

Wed 23/9

10:10-21:15

1 stop12h 05m

£79

LondonSan Sebastian

STN - EAS

STNEAS

London Stansted

Tue 8/9

17:45-09:40

1 stop14h 55m

San Sebastián

Wed 23/9

10:10-23:59

1 stop14h 49m

£80

LondonSan Sebastian

LGW - EAS

LGWEAS

London Gatwick

Tue 15/9

10:10-08:20

1 stop21h 10m

San Sebastián

Sat 19/9

17:55-10:15

1 stop17h 20m

£97

LondonSan Sebastian

LHR - EAS

LHREAS

London Heathrow

Mon 14/9

20:50-08:20

1 stop10h 30m

San Sebastián

Tue 29/9

17:55-09:10

1 stop16h 15m

£141
Fastest return journey

LondonSan Sebastian

LHR - EAS

LHREAS

London Heathrow

Mon 14/9

20:50-08:20

1 stop10h 30m

San Sebastián

Tue 29/9

08:55-20:05

1 stop12h 10m

£144

LondonSan Sebastian

LHR - EAS

LHREAS

London Heathrow

Sat 12/9

20:50-08:20

1 stop10h 30m

San Sebastián

Sat 19/9

17:55-09:10

1 stop16h 15m

£146

LondonSan Sebastian

LCY - EAS

LCYEAS

London City

Mon 21/9

19:15-08:40

1 stop12h 25m

San Sebastián

Mon 28/9

21:30-09:10

1 stop12h 40m

£201

LondonSan Sebastian

LCY - EAS

LCYEAS

London City

Mon 7/9

19:15-08:40

1 stop12h 25m

San Sebastián

Fri 11/9

21:30-09:00

1 stop12h 30m

£218

LondonSan Sebastian

LCY - EAS

LCYEAS

London City

Fri 4/12

07:50-20:50

1 stop12h 00m

San Sebastián

Wed 9/12

21:30-08:50

1 stop12h 20m

£221

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to San Sebastian from

San Sebastian flights insights and trends

Explore insights for your San Sebastian flight to craft the best travel plan

What is the cheapest month to fly to San Sebastian?

The month of January is, on average, the cheapest month to fly to San Sebastian from United Kingdom, with most prices found around £133. If you’re not able to fly to San Sebastian in January, then May is your next best option. Flight prices from United Kingdom to San Sebastian during May average around £170.

What is the absolute cheapest flight to San Sebastian?

In the past two weeks, users have booked deals to San Sebastian for £34/person, which is 82% cheaper than the average flight to San Sebastian. To find the cheapest price to San Sebastian from your area, use momondo’s Airport-to-Airport Pricing Tool.

See prices from:

What is the cheapest day to depart on your flight to San Sebastian?

Our data shows that Sunday is the least expensive day to fly to San Sebastian. Tickets to fly out on this day can be as low as £302. On the other hand, Thursday is the most expensive day to depart from United Kingdom because it is more convenient for both business and leisure travellers. As a result, prices tend to be around £435.

What is the cheapest time of day to depart on your flight to San Sebastian?

The cheapest time of day to fly to San Sebastian is at midday when flights can be purchased for as low as £309. In contrast, the most expensive time of day to depart to San Sebastian is in the morning when prices are around £354.

Cheapest flights to San Sebastián

Find the cheapest flights to San Sebastián from your nearest city or airport
Find flights from London Heathrow Airport to Bilbao
CHEAPEST MONTH TO FLY TO SAN SEBASTIAN FROM LONDON HEATHROW AIRPORTNovember67% cheaperFlying from London Heathrow Airport to San Sebastian costs on average just £80 in November
MOST EXPENSIVE MONTH TO FLY TO SAN SEBASTIAN FROM LONDON HEATHROW AIRPORTMay87% more expensiveIt costs about £446 for flights to San Sebastian from London Heathrow Airport in May
MOST POPULAR MONTH TO FLY TO SAN SEBASTIAN FROM LONDON HEATHROW AIRPORTOctober900% more users visitedMore momondo users searched in flights to San Sebastian from London Heathrow Airport in October than any other month

Cheap San Sebastian flight deals and tips

Summary info about San Sebastian flight prices, duration and airlines

Best One-Way Price

£44

Best Round-Trip Price

£78

Fastest flight time

1h 55m
The best one-way flight price to San Sebastian from United Kingdom in the last 5 days is £44 (London Stansted to San Sebastián).
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The best return flight price to San Sebastian from United Kingdom in the last 5 days is £78 (London Luton to San Sebastián).
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The fastest flight to San Sebastian from United Kingdom takes 1h 55m (London City to San Sebastián).
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Frequently asked questions about flying to San Sebastian

Is there an alternative airport near San Sebastian?

Finding an alternative and possibly cheaper destination airport near San Sebastian is possible. If you are planning a flight to San Sebastian, consider booking flights to San Sebastián Airport (10 mi from San Sebastian city centre), Pamplona Airport (41 mi from San Sebastian city centre), Vitoria-Gasteiz Airport (48 mi from San Sebastian city centre), Logroño Agoncillo Airport (62 mi from San Sebastian city centre) or Santander Airport (93 mi from San Sebastian city centre).

Is there a cheaper alternative to flying into San Sebastian?

Santander Airport has an average price of £92 per person and is typically the cheapest airport to fly into when visiting San Sebastian. This average price does vary based on departure city. Try momondo’s Airport-to-Airport Pricing Tool to find the cheapest flight.

When did momondo last update prices for flights to San Sebastián Airport?

Prices for flights to San Sebastián Airport are refreshed on a daily basis.

How many operators does momondo search for flights to San Sebastián Airport?

As of July 2026, there are 3 operators available to choose from for flights to San Sebastián Airport.

How old do you have to be to fly to San Sebastián Airport?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel to San Sebastián Airport.

What documentation or ID do you need to fly to San Sebastián Airport?

The necessary travel and health documents for your San Sebastián Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Travelling to a place near San Sebastian?

Book flights to San Sebastian if you plan to visit one of these locations
Irun
Hondarribia

Why use momondo?

Why should I use momondo to find a flight deal to San Sebastian?

It is quick and easy to find flights to San Sebastian on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to San Sebastian that suits you.

Can I find flights to San Sebastian with flexible booking policies on momondo?

Yes. All flights to San Sebastian on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights to San Sebastian?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as filter your options to help you make an informed choice when booking flights to San Sebastian.

I’m not ready to book a flight to San Sebastian right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of San Sebastian flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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