20 km Train + 2,490 km FlightGMT+2 → GMT+3 · put your watch forward 1h
How to travel this route
Start with the 05:00 Airport transit train from San Sebastian to Hondarribia, about 36 min. Transfer in Biarritz, then take the 15:50 Swiss flight on to Istanbul, connecting in Geneva (6h 30m). You arrive in Istanbul around 22:20. In total it's roughly EUR 553 over 17h 20m, 3 transfers.
Your journey, leg by leg2 rides, one plan
Change planes in Geneva· one ticket
TrainATAirport transit
TICKET 1 · 10 AugSan Sebastian / Donostia→San Sebastián Airport EAS
€805:00 → 05:3636m
Luggage travels freeSeat reservation optionalsampleMEDIUM
Opens Omio — enter your date to compare trains and buses for this route; the price is finalised at checkout.
Platform shows shortly before departuregeneral advice, check the operator app
Transfer in Hondarribia · 24m
BusIAInter-airport shuttle
San Sebastián Airport EAS→Biarritz Pays Basque airport BIQ
€2506:00 → 07:301h 30m
Transfer in Biarritz · 8h 20mLong wait, overnight in Biarritz
Flight
Swiss
TICKET 2 · 10 AugSwissBiarritz Pays Basque airport BIQ→Istanbul Airport IST
€52015:50 → 22:206h 30m1 stop
Biarritz BIQ→Geneva GVA15:50 – 17:10
SwissLX2333
Transfer at Geneva · 2h layover
Geneva GVA→Istanbul IST19:10 – 23:20
Turkish AirlinesTK1920
Checked bag +€100MEDIUM
Kiwi opens sorted by price, cheapest first. Final fare is confirmed at checkout.
Be there by 13:25general advice, not airline data
Prices are estimated for comparison. Final fares are confirmed by the provider.
About this route
Fly into San Sebastian, then continue to Istanbul by train (36 min) — routing via San Sebastian keeps the trip simple. Train (Airport transit, 36min) + Flight (Swiss, 6h 30min) via Biarritz.