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KLS to YTH: distance & flight time
Kelso (Southwest Washington Regional Airport) → Thompson (Thompson Airport)
1,268 mi
2,040 km · 1,102 nm
3h 13m
estimated nonstop flight time
+2h
time difference · heading northeast
See live KLS→YTH fares Phone-only fares on this route — call free
Flight time details
1,268 miles nonstop takes roughly 3h 13m gate to gate, flying northeast. 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
- YTH — Thompson Airport · Thompson, Canada
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 YTH
- PIW · Pikwitonei Airport31 mi away
- YTD · Thicket Portage Airport34 mi away
- KES · Kelsey Airport55 mi away
- ZAC · York Landing Airport72 mi away
Frequently asked questions
How far is KLS from YTH?
The flight distance from Kelso (KLS) to Thompson (YTH) is 1,268 miles (2,040 km, 1,102 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from KLS to YTH?
A nonstop flight takes about 3h 13m 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 Thompson?
Thompson is 2 hours ahead of Kelso.
What is the cheapest way to fly from KLS to YTH?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on KLS–YTH that never appear on search engines, with no booking fees.