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KLS to SUN: distance & flight time
Kelso (Southwest Washington Regional Airport) → Hailey (Friedman Memorial Airport)
458 mi
738 km · 398 nm
1h 28m
estimated nonstop flight time
+1h
time difference · heading east
See live KLS→SUN fares Phone-only fares on this route — call free
Flight time details
458 miles nonstop takes roughly 1h 28m gate to gate, flying east. 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
- KLS — Southwest Washington Regional Airport · Kelso, United States
- SUN — Friedman Memorial Airport · Hailey, United States
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 SUN
- TWF · Joslin Field Magic Valley Regional Airport71 mi away
- BYI · Burley Municipal Airport72 mi away
- MUO · Mountain Home Air Force Base85 mi away
- PIH · Pocatello Regional Airport95 mi away
Frequently asked questions
How far is KLS from SUN?
The flight distance from Kelso (KLS) to Hailey (SUN) is 458 miles (738 km, 398 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from KLS to SUN?
A nonstop flight takes about 1h 28m 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 Hailey?
Hailey is 1 hour ahead of Kelso.
What is the cheapest way to fly from KLS to SUN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on KLS–SUN that never appear on search engines, with no booking fees.