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FSI to GRR: distance & flight time
Fort Sill (Henry Post Army Air Field (Fort Sill)) → Grand Rapids (Gerald R. Ford International Airport)
895 mi
1,441 km · 778 nm
2h 25m
estimated nonstop flight time
+1h
time difference · heading northeast
See live FSI→GRR fares Phone-only fares on this route — call free
Flight time details
895 miles nonstop takes roughly 2h 25m gate to gate, flying northeast. 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
- FSI — Henry Post Army Air Field (Fort Sill) · Fort Sill, United States
- GRR — Gerald R. Ford International Airport · Grand Rapids, 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 FSI
- LAW · Lawton Fort Sill Regional Airport6 mi away
- DUC · Halliburton Field28 mi away
- HBR · Hobart Regional Airport44 mi away
- SPS · Sheppard Air Force Base-Wichita Falls Municipal Airport46 mi away
Near GRR
- MKG · Muskegon County Airport41 mi away
- BTL · W K Kellogg Airport42 mi away
- AZO · Kalamazoo Battle Creek International Airport45 mi away
- LAN · Capital City Airport48 mi away
Frequently asked questions
How far is FSI from GRR?
The flight distance from Fort Sill (FSI) to Grand Rapids (GRR) is 895 miles (1,441 km, 778 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from FSI to GRR?
A nonstop flight takes about 2h 25m 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 Sill and Grand Rapids?
Grand Rapids is 1 hour ahead of Fort Sill.
What is the cheapest way to fly from FSI to GRR?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on FSI–GRR that never appear on search engines, with no booking fees.