Cheap Flights to Donostialdea/Donostia-San Sebastián | Popular Routes to Donostialdea/Donostia-San Sebastián from HK$807

View HK$807 flight on Fri, 10 Apr 2026Opens in a new window

Popular airlines to Donostialdea/Donostia-San Sebastián

  • Iberia

  • KLM

  • Lufthansa

  • Air France

  • TAP Portugal

  • Swiss International Air Lines

  • British Airways

  • Be in the know

    Get alerts if flight prices drop or rise*

  • Book smarter

    Save up to 35% 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 HK$807 for one-way flights and HK$1,687 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Vueling Airlines
Mon, 4 May - Thu, 7 May
LGW
London
EAS
San Sebastián
HK$1,687 Return, found 1 day ago
HK$1,687
Return
found 1 day ago
Select Vueling Airlines flight, departing Mon, 4 May from London to San Sebastián, returning Thu, 7 May, priced at HK$1,687 found 1 day ago
Vueling Airlines
Mon, 4 May - Thu, 7 May
LGW
London
EAS
San Sebastián
HK$1,717 Return, found 1 day ago
HK$1,717
Return
found 1 day ago
Select Vueling Airlines flight, departing Mon, 4 May from London to San Sebastián, returning Thu, 7 May, priced at HK$1,717 found 1 day ago
Vueling Airlines
Mon, 4 May - Thu, 7 May
LGW
London
EAS
San Sebastián
HK$1,722 Return, found 1 day ago
HK$1,722
Return
found 1 day ago
Select Vueling Airlines flight, departing Mon, 4 May from London to San Sebastián, returning Thu, 7 May, priced at HK$1,722 found 1 day ago
Vueling Airlines
Mon, 4 May - Thu, 7 May
LGW
London
EAS
San Sebastián
HK$1,735 Return, found 1 day ago
HK$1,735
Return
found 1 day ago
Select Vueling Airlines flight, departing Mon, 4 May from London to San Sebastián, returning Thu, 7 May, priced at HK$1,735 found 1 day ago
Vueling Airlines
Mon, 4 May - Thu, 7 May
LGW
London
EAS
San Sebastián
HK$1,744 Return, found 1 day ago
HK$1,744
Return
found 1 day ago
Select Vueling Airlines flight, departing Mon, 4 May from London to San Sebastián, returning Thu, 7 May, priced at HK$1,744 found 1 day ago
Vueling Airlines
Mon, 4 May - Thu, 7 May
LGW
London
EAS
San Sebastián
HK$1,752 Return, found 1 day ago
HK$1,752
Return
found 1 day ago
Select Vueling Airlines flight, departing Mon, 4 May from London to San Sebastián, returning Thu, 7 May, priced at HK$1,752 found 1 day ago
Vueling Airlines
Mon, 4 May - Thu, 7 May
LGW
London
EAS
San Sebastián
HK$1,765 Return, found 1 day ago
HK$1,765
Return
found 1 day ago
Select Vueling Airlines flight, departing Mon, 4 May from London to San Sebastián, returning Thu, 7 May, priced at HK$1,765 found 1 day ago
British Airways
Mon, 4 May - Thu, 7 May
LCY
London
EAS
San Sebastián
HK$2,623 Return, found 1 day ago
HK$2,623
Return
found 1 day ago
Select British Airways flight, departing Mon, 4 May from London to San Sebastián, returning Thu, 7 May, priced at HK$2,623 found 1 day ago
Qatar Airways
Tue, 26 May - Thu, 4 Jun
HKG
Hong Kong SAR
EAS
San Sebastián
HK$6,527 Return, found 6 days ago
HK$6,527
Return
found 6 days ago
Select Qatar Airways flight, departing Tue, 26 May from Hong Kong SAR to San Sebastián, returning Thu, 4 Jun, priced at HK$6,527 found 6 days ago
Cathay Pacific
Fri, 12 Jun - Fri, 19 Jun
HKG
Hong Kong SAR
EAS
San Sebastián
HK$8,464 Return, found 2 days ago
HK$8,464
Return
found 2 days ago
Select Cathay Pacific flight, departing Fri, 12 Jun from Hong Kong SAR to San Sebastián, returning Fri, 19 Jun, priced at HK$8,464 found 2 days ago

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.

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, HK$1,687 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 HK$1,687 and HK$8,464 in the last seven days. For one-way journeys departing from London (LGW), the lowest price during this period was just HK$807.
When is the cheapest time to fly to Donostialdea/Donostia-San Sebastián?
If you're not fixed on what date you travel to Donostialdea/Donostia-San Sebastián, fly out early on in the week. The most economical day to take off is normally Tuesday, closely followed by Monday. Saturday is typically the priciest day, with many people preferring to take off on the weekend.
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 HK$1,687 to HK$8,464.
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.

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.

Qatar Airways
Tue, 26 May - Thu, 4 Jun
HKG
Hong Kong SAR
EAS
San Sebastián
HK$6,527 Return, found 6 days ago
HK$6,527
Return
found 6 days ago
Select Qatar Airways flight, departing Tue, 26 May from Hong Kong SAR to San Sebastián, returning Thu, 4 Jun, priced at HK$6,527 found 6 days ago
*Available to Expedia members.