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KLS to EAS: distance & flight time
Kelso (Southwest Washington Regional Airport) → San Sebastian (San Sebastian Airport)
5,282 mi
8,500 km · 4,590 nm
10h 49m
estimated nonstop flight time
+9h
time difference · heading northeast
See live KLS→EAS fares Phone-only fares on this route — call free
Flight time details
5,282 miles nonstop takes roughly 10h 49m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 9-hour time gain when reading arrival times on your ticket.
The two airports
- KLS — Southwest Washington Regional Airport · Kelso, United States
- 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 KLS
- PDX · Portland International Airport39 mi away
- CLS · Chehalis Centralia Airport39 mi away
- HIO · Portland Hillsboro Airport40 mi away
- TTD · Portland Troutdale Airport46 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 KLS from EAS?
The flight distance from Kelso (KLS) to San Sebastian (EAS) is 5,282 miles (8,500 km, 4,590 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from KLS to EAS?
A nonstop flight takes about 10h 49m 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 Kelso and San Sebastian?
San Sebastian is 9 hours ahead of Kelso.
What is the cheapest way to fly from KLS to EAS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on KLS–EAS that never appear on search engines, with no booking fees.