Need help booking?
Unpublished phone-only deals available
CLS to YSM: distance & flight time
Chehalis (Chehalis Centralia Airport) → Fort Smith (Fort Smith Airport)
1,025 mi
1,649 km · 891 nm
2h 42m
estimated nonstop flight time
+1h
time difference · heading north
See live CLS→YSM fares Phone-only fares on this route — call free
Flight time details
1,025 miles nonstop takes roughly 2h 42m gate to gate, flying north. 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
- CLS — Chehalis Centralia Airport · Chehalis, United States
- YSM — Fort Smith Airport · Fort Smith, 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 CLS
- OLM · Olympia Regional Airport21 mi away
- SEA · Seattle Tacoma International Airport62 mi away
- GRF · Gray Army Air Field34 mi away
- KLS · Southwest Washington Regional Airport39 mi away
Near YSM
- YPY · Fort Chipewyan Airport92 mi away
- YFR · Fort Resolution Airport99 mi away
- YBE · Uranium City Airport125 mi away
- YHY · Hay River / Merlyn Carter Airport142 mi away
Frequently asked questions
How far is CLS from YSM?
The flight distance from Chehalis (CLS) to Fort Smith (YSM) is 1,025 miles (1,649 km, 891 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CLS to YSM?
A nonstop flight takes about 2h 42m 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 Chehalis and Fort Smith?
Fort Smith is 1 hour ahead of Chehalis.
What is the cheapest way to fly from CLS to YSM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CLS–YSM that never appear on search engines, with no booking fees.