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KLS to ATW: distance & flight time
Kelso (Southwest Washington Regional Airport) → Appleton (Appleton International Airport)
1,666 mi
2,681 km · 1,448 nm
3h 44m
estimated nonstop flight time
+2h
time difference · heading east
See live KLS→ATW fares Phone-only fares on this route — call free
Flight time details
1,666 miles nonstop takes roughly 3h 44m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 2-hour time gain when reading arrival times on your ticket.
The two airports
- KLS — Southwest Washington Regional Airport · Kelso, United States
- ATW — Appleton International Airport · Appleton, 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 ATW
- OSH · Wittman Regional Airport19 mi away
- GRB · Austin Straubel International Airport25 mi away
- FLD · Fond du Lac County Airport34 mi away
- SBM · Sheboygan County Memorial Airport47 mi away
Frequently asked questions
How far is KLS from ATW?
The flight distance from Kelso (KLS) to Appleton (ATW) is 1,666 miles (2,681 km, 1,448 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from KLS to ATW?
A nonstop flight takes about 3h 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 Appleton?
Appleton is 2 hours ahead of Kelso.
What is the cheapest way to fly from KLS to ATW?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on KLS–ATW that never appear on search engines, with no booking fees.