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YSM to GRF: distance & flight time
Fort Smith (Fort Smith Airport) → Fort Lewis (Gray Army Air Field)
992 mi
1,596 km · 862 nm
2h 37m
estimated nonstop flight time
-1h
time difference · heading southwest
See live YSM→GRF fares Phone-only fares on this route — call free
Flight time details
992 miles nonstop takes roughly 2h 37m gate to gate, flying southwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time set-back when reading arrival times on your ticket.
The two airports
- YSM — Fort Smith Airport · Fort Smith, Canada
- GRF — Gray Army Air Field · Fort Lewis, 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 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
Near GRF
- SEA · Seattle Tacoma International Airport29 mi away
- TCM · McChord Air Force Base6 mi away
- TIW · Tacoma Narrows Airport13 mi away
- OLM · Olympia Regional Airport17 mi away
Frequently asked questions
How far is YSM from GRF?
The flight distance from Fort Smith (YSM) to Fort Lewis (GRF) is 992 miles (1,596 km, 862 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from YSM to GRF?
A nonstop flight takes about 2h 37m 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 Fort Smith and Fort Lewis?
Fort Lewis is 1 hour behind Fort Smith.
What is the cheapest way to fly from YSM to GRF?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on YSM–GRF that never appear on search engines, with no booking fees.