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Cheap flights from London Luton Airport to San Sebastian from £43

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 15/6. Fares are subject to change and may not be available on all flights or dates of travel.
LTN — EAS
20 Apr — 27 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Luton to San Sebastian

Enter your travel dates to find the best prices.

Cheapest flights from Luton to San Sebastian
Explore the most affordable flight options available from Luton to San Sebastian. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 March 2026.

Wed 15/416:30
LTN
-
EAS
1 stop15h 05m
Multiple Airlines
Wed 22/408:55
EAS
-
LTN
1 stop10h 10m
Multiple Airlines
Deal found 16/3£106
Mon 4/521:50
LTN
-
EAS
2 stops33h 30m
Multiple Airlines
Mon 11/521:30
EAS
-
LTN
1 stop17h 15m
Multiple Airlines
Deal found 20/3£116
Tue 8/912:45
LTN
-
EAS
1 stop18h 35m
Multiple Airlines
Tue 15/917:55
EAS
-
LTN
1 stop18h 05m
Multiple Airlines
Deal found 20/3£126
Tue 5/512:45
LTN
-
EAS
1 stop18h 35m
Multiple Airlines
Fri 8/521:30
EAS
-
LTN
1 stop17h 15m
Multiple Airlines
Deal found 17/3£129
Fri 5/619:40
LTN
-
EAS
1 stop11h 40m
Multiple Airlines
Wed 10/610:10
EAS
-
LTN
1 stop12h 05m
Multiple Airlines
Deal found 20/3£131
Mon 18/508:00
LTN
-
EAS
1 stop11h 50m
Multiple Airlines
Tue 19/513:40
EAS
-
LTN
1 stop6h 25m
Multiple Airlines
Deal found 19/3£135
Sat 2/518:15
LTN
-
EAS
1 stop13h 05m
Multiple Airlines
Sat 9/517:55
EAS
-
LTN
1 stop6h 55m
Multiple Airlines
Deal found 18/3£135
Thu 1/1013:35
LTN
-
EAS
1 stop18h 05m
Multiple Airlines
Mon 5/1021:30
EAS
-
LTN
1 stop17h 15m
Multiple Airlines
Deal found 19/3£136

Find flight deals from Luton to San Sebastian

Discover tips and strategies to find the most affordable flight options for your journey from Luton (LTN) to San Sebastian (EAS). 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 21 March 2026.

Round-trip from

£106

One-way from

£43

Popular in

August

Cheapest in

March

Average price

£207
15/4-22/4
  • 15/4-22/4
  • 2 total stops
  • 25h 15m total
  • London to San Sebastian
Search Deals
15/6
  • 15/6
  • 1 total stop
  • 13h 15m total
  • London to San Sebastian
Search Deals
Highest demand for flights based on searches. 15% potential increase in price (£39 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£7 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Luton to San Sebastian 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 21 March 2026.
Use the filters below to find and compare flights from London Luton Airport to San Sebastian that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonSan Sebastian

LTN - EAS

LTNEAS

London Luton

Wed 15/4

18:00-08:35

2 stops13h 35m

San Sebastián

Wed 22/4

08:55-18:05

1 stop10h 10m

£117

LondonSan Sebastian

LTN - EAS

LTNEAS

London Luton

Sat 18/4

05:40-17:20

1 stop10h 40m

San Sebastián

Sat 25/4

08:55-18:05

1 stop10h 10m

£148

LondonSan Sebastian

LTN - EAS

LTNEAS

London Luton

Fri 8/5

17:50-08:20

1 stop13h 30m

San Sebastián

Sun 10/5

09:20-13:45

1 stop5h 25m

£153

LondonSan Sebastian

LTN - EAS

LTNEAS

London Luton

Tue 8/9

05:40-17:20

1 stop10h 40m

San Sebastián

Thu 17/9

09:20-13:45

1 stop5h 25m

£154

LondonSan Sebastian

LTN - EAS

LTNEAS

London Luton

Thu 21/5

08:00-08:40

1 stop23h 40m

San Sebastián

Wed 27/5

09:20-13:45

1 stop5h 25m

£177
Fastest return journey

LondonSan Sebastian

LTN - EAS

LTNEAS

London Luton

Tue 8/9

13:40-20:50

1 stop6h 10m

San Sebastián

Fri 18/9

13:40-17:55

1 stop5h 15m

£182

LondonSan Sebastian

LTN - EAS

LTNEAS

London Luton

Thu 16/4

16:30-08:20

2 stops14h 50m

San Sebastián

Thu 23/4

11:10-20:45

2 stops10h 35m

£184

LondonSan Sebastian

LTN - EAS

LTNEAS

London Luton

Thu 21/5

08:00-08:40

1 stop23h 40m

San Sebastián

Thu 28/5

09:20-13:45

1 stop5h 25m

£194

LondonSan Sebastian

LTN - EAS

LTNEAS

London Luton

Mon 7/9

11:50-08:20

2 stops19h 30m

San Sebastián

Thu 10/9

09:05-17:20

2 stops9h 15m

£198

LondonSan Sebastian

LTN - EAS

LTNEAS

London Luton

Mon 13/4

08:00-20:50

1 stop11h 50m

San Sebastián

Mon 20/4

08:55-18:05

1 stop10h 10m

£202

Flights are sorted by cheapest return flights first.

Deals found on 16/3

Showing 1-10 of 22 resultsSorted by cheapest first
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Best time to book a flight from Luton to San Sebastian

Have a flexible travel schedule? Discover the best time to fly to San Sebastian from Luton 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 Luton to San Sebastian. 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 into for flights to San Sebastian from London Luton?

    Most people fly into San Sebastián (EAS) if they book a flight to San Sebastian from London Luton. On average, San Sebastián has 0 inbound flights from London Luton per day from 0 airlines. San Sebastián is conveniently located just 9.7 mi from San Sebastian’s city center.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Luton to San Sebastian 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

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How does Cheapflights help users find flights from Luton to San Sebastian?

When you search for this flight from Luton to San Sebastian, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

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

Millions of users choose and trust Cheapflights to book the best flight deals from Luton to San Sebastian for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

Cheapflights does show flights with no change fees to all users. To see these options for flights from Luton to San Sebastian, users can toggle the no change fees filter when performing a flight search.

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

Yes, Cheapflights offers price alerts on Luton to San Sebastian flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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