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GCI to EAS: distance & flight time
Guernsey (Guernsey Airport) → San Sebastian (San Sebastian Airport)
422 mi
679 km · 366 nm
1h 23m
estimated nonstop flight time
+1h
time difference · heading south
See live GCI→EAS fares Phone-only fares on this route — call free
Flight time details
422 miles nonstop takes roughly 1h 23m gate to gate, flying south. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time gain when reading arrival times on your ticket.
The two airports
- GCI — Guernsey Airport · Guernsey, Guernsey
- EAS — San Sebastian Airport · San Sebastian, Spain
Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.
Alternate airports can cut this fare
Flying from or into a nearby airport is the #1 trick our agents use to beat online prices. Call and we'll compare every combination on one call.
Near GCI
- JER · Jersey Airport24 mi away
- ACI · Alderney Airport26 mi away
- CER · Cherbourg-Maupertus Airport53 mi away
- GFR · Granville Airport60 mi away
Near EAS
- BIQ · Biarritz-Anglet-Bayonne Airport15 mi away
- PNA · Pamplona Airport41 mi away
- BIO · Bilbao Airport56 mi away
- VIT · Vitoria/Foronda Airport57 mi away
Frequently asked questions
How far is GCI from EAS?
The flight distance from Guernsey (GCI) to San Sebastian (EAS) is 422 miles (679 km, 366 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GCI to EAS?
A nonstop flight takes about 1h 23m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
What is the time difference between Guernsey and San Sebastian?
San Sebastian is 1 hour ahead of Guernsey.
What is the cheapest way to fly from GCI to EAS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GCI–EAS that never appear on search engines, with no booking fees.