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YSD to GRF: distance & flight time
Suffield (Suffield Heliport) → Fort Lewis (Gray Army Air Field)
564 mi
908 km · 490 nm
1h 42m
estimated nonstop flight time
-1h
time difference · heading west
See live YSD→GRF fares Phone-only fares on this route — call free
Flight time details
564 miles nonstop takes roughly 1h 42m gate to gate, flying west. 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
- YSD — Suffield Heliport · Suffield, 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 YSD
- YXH · Medicine Hat Airport27 mi away
- YQL · Lethbridge County Airport84 mi away
- YKY · Kindersley Airport123 mi away
- YCT · Coronation Airport125 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 YSD from GRF?
The flight distance from Suffield (YSD) to Fort Lewis (GRF) is 564 miles (908 km, 490 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from YSD to GRF?
A nonstop flight takes about 1h 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 Suffield and Fort Lewis?
Fort Lewis is 1 hour behind Suffield.
What is the cheapest way to fly from YSD to GRF?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on YSD–GRF that never appear on search engines, with no booking fees.