Cheap flights to Donostialdea/Donostia-San Sebastián

View €45 flight on Tue, 23 Jun 2026Opens in a new window

Popular airlines to Donostialdea/Donostia-San Sebastián

  • Iberia

  • Lufthansa

  • KLM

  • Air France

  • Swiss International Air Lines

  • TAP Portugal

  • Air Europa

  • Be in the know

    Get alerts if flight prices drop or rise*

  • Book smarter

    Save up to 15% on select hotels after you book a flight*

  • Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheap round-trip flights to Donostialdea/Donostia-San Sebastián

Prices were available within the past 7 days and start at €45 for one-way flights and €69 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Iberia
Thu, 25 Jun - Mon, 29 Jun
MAD
Madrid
EAS
San Sebastián
€69 Return, just found
€69
Return
just found
Select Iberia flight, departing Thu, 25 Jun from Madrid to San Sebastián, returning Mon, 29 Jun, priced at €69 just found
Iberia
Tue, 4 Aug - Sat, 8 Aug
MAD
Madrid
EAS
San Sebastián
€83 Return, found 20 hours ago
€83
Return
found 20 hours ago
Select Iberia flight, departing Tue, 4 Aug from Madrid to San Sebastián, returning Sat, 8 Aug, priced at €83 found 20 hours ago
Iberia
Thu, 28 May - Mon, 1 Jun
MAD
Madrid
EAS
San Sebastián
€88 Return, found 4 days ago
€88
Return
found 4 days ago
Select Iberia flight, departing Thu, 28 May from Madrid to San Sebastián, returning Mon, 1 Jun, priced at €88 found 4 days ago
Iberia
Thu, 25 Jun - Mon, 29 Jun
MAD
Madrid
EAS
San Sebastián
€94 Return, just found
€94
Return
just found
Select Iberia flight, departing Thu, 25 Jun from Madrid to San Sebastián, returning Mon, 29 Jun, priced at €94 just found
Iberia
Sat, 18 Jul - Tue, 28 Jul
MAD
Madrid
EAS
San Sebastián
€97 Return, found 3 days ago
€97
Return
found 3 days ago
Select Iberia flight, departing Sat, 18 Jul from Madrid to San Sebastián, returning Tue, 28 Jul, priced at €97 found 3 days ago
Iberia
Tue, 4 Aug - Sun, 9 Aug
MAD
Madrid
EAS
San Sebastián
€99 Return, found 20 hours ago
€99
Return
found 20 hours ago
Select Iberia flight, departing Tue, 4 Aug from Madrid to San Sebastián, returning Sun, 9 Aug, priced at €99 found 20 hours ago
Iberia
Tue, 4 Aug - Sat, 8 Aug
MAD
Madrid
EAS
San Sebastián
€108 Return, found 20 hours ago
€108
Return
found 20 hours ago
Select Iberia flight, departing Tue, 4 Aug from Madrid to San Sebastián, returning Sat, 8 Aug, priced at €108 found 20 hours ago
Iberia
Thu, 25 Jun - Mon, 29 Jun
MAD
Madrid
EAS
San Sebastián
€109 Return, just found
€109
Return
just found
Select Iberia flight, departing Thu, 25 Jun from Madrid to San Sebastián, returning Mon, 29 Jun, priced at €109 just found
Vueling Airlines
Thu, 18 Jun - Wed, 24 Jun
OPO
Porto
EAS
San Sebastián
€146 Return, found 1 day ago
€146
Return
found 1 day ago
Select Vueling Airlines flight, departing Thu, 18 Jun from Porto to San Sebastián, returning Wed, 24 Jun, priced at €146 found 1 day ago
British Airways
Fri, 1 Jan - Wed, 20 Jan
LHR
London
EAS
San Sebastián
€301 Return, found 3 days ago
€301
Return
found 3 days ago
Select British Airways flight, departing Fri, 1 Jan from London to San Sebastián, returning Wed, 20 Jan, priced at €301 found 3 days ago

Trending flights to Donostialdea/Donostia-San Sebastián

These prices were available within the past 7 days. Prices quoted are per person, return, for the period specified. Prices and availability are subject to change. Additional terms apply.

Vueling Airlines
Wed, 13 May - Wed, 20 May
DUB
Dublin
EAS
San Sebastián
€185 Return, found 1 day ago
€185
Return
found 1 day ago
Select Vueling Airlines flight, departing Wed, 13 May from Dublin to San Sebastián, returning Wed, 20 May, priced at €185 found 1 day ago

Frequently asked questions

How do I find cheap flights to Donostialdea/Donostia-San Sebastián that have flexible change policies?
We get that travel schedules can change in the blink of an eye, so choosing a flexible ticket with Expedia is always a smart move. Simply mark the "No change fee" box directly below the "Flexible change policies" filter. Your low-cost, flexible flight to Donostialdea/Donostia-San Sebastián is just a few clicks away.
How can I find cheap tickets to Donostialdea/Donostia-San Sebastián?
In the last seven days, €69 was the lowest price for a flight to Donostialdea/Donostia-San Sebastián. For even bigger savings, book well ahead of time and be flexible with your travel dates. Search for your airfare to Donostialdea/Donostia-San Sebastián, then compare prices for similar time frames by clicking on the "flexible dates" link above.
How much is a flight to Donostialdea/Donostia-San Sebastián?
You could have nabbed a return air ticket to Donostialdea/Donostia-San Sebastián from anywhere between €69 and €301 in the last seven days. For one-way journeys departing from Madrid (MAD), the lowest price during this period was just €45.
How much is a plane ticket to Donostialdea/Donostia-San Sebastián?
In the last seven days, plane tickets to Donostialdea/Donostia-San Sebastián ranged from €69 to €301.
What is the best time to go to Donostialdea/Donostia-San Sebastián?
A lovely time to visit San Sebastián is after June 20 when the summer season begins. In Donostialdea/Donostia-San Sebastián's busiest city, average temperatures fluctuate from 16ºC to 21ºC at this time — excellent weather for seeing the sights! April, May and June are the most popular months to discover this destination.
What months are the cheapest to book a flight to Donostialdea/Donostia-San Sebastián?
To bag an awesome deal to Donostialdea/Donostia-San Sebastián, try to book during the month of February when prices are at their cheapest. When's the most costly? In the U.S, it's the festive month of December.

Book with confidence

About Donostialdea/Donostia-San Sebastián

Expedia offers flights to Donostialdea/Donostia-San Sebastián to meet every traveller's needs. Whatever your flight need - Expedia has the flight for you. So choose from flights to Donostialdea/Donostia-San Sebastián or destinations around the world and discover how easy it is to make your flight reservations on Expedia.
About Donostialdea/Donostia-San Sebastián

Explore a world of travel with Expedia

*Available to Expedia members.