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KLS to KEF: distance & flight time
Kelso (Southwest Washington Regional Airport) → Keflavik (Keflavik International Airport)
3,703 mi
5,960 km · 3,218 nm
7h 44m
estimated nonstop flight time
+7h
time difference · heading northeast
See live KLS→KEF fares Phone-only fares on this route — call free
Flight time details
3,703 miles nonstop takes roughly 7h 44m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 7-hour time gain when reading arrival times on your ticket.
The two airports
- KLS — Southwest Washington Regional Airport · Kelso, United States
- KEF — Keflavik International Airport · Keflavik, Iceland
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 KEF
- RKV · Reykjavik Airport22 mi away
- GUU · Grundarfjörður Airport72 mi away
- VEY · Vestmannaeyjar Airport81 mi away
- PFJ · Patreksfjörður Airport116 mi away
Frequently asked questions
How far is KLS from KEF?
The flight distance from Kelso (KLS) to Keflavik (KEF) is 3,703 miles (5,960 km, 3,218 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from KLS to KEF?
A nonstop flight takes about 7h 44m 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 Keflavik?
Keflavik is 7 hours ahead of Kelso.
What is the cheapest way to fly from KLS to KEF?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on KLS–KEF that never appear on search engines, with no booking fees.