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FSI to SLC: distance & flight time
Fort Sill (Henry Post Army Air Field (Fort Sill)) → Salt Lake City (Salt Lake City International Airport)
853 mi
1,373 km · 741 nm
2h 19m
estimated nonstop flight time
-1h
time difference · heading northwest
See live FSI→SLC fares Phone-only fares on this route — call free
Flight time details
853 miles nonstop takes roughly 2h 19m gate to gate, flying northwest. 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
- FSI — Henry Post Army Air Field (Fort Sill) · Fort Sill, United States
- SLC — Salt Lake City International Airport · Salt Lake City, 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 SLC
- HIF · Hill Air Force Base23 mi away
- OGD · Ogden Hinckley Airport28 mi away
- PVU · Provo Municipal Airport42 mi away
- BMC · Brigham City Regional Airport53 mi away
Frequently asked questions
How far is FSI from SLC?
The flight distance from Fort Sill (FSI) to Salt Lake City (SLC) is 853 miles (1,373 km, 741 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from FSI to SLC?
A nonstop flight takes about 2h 19m 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 Salt Lake City?
Salt Lake City is 1 hour behind Fort Sill.
What is the cheapest way to fly from FSI to SLC?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on FSI–SLC that never appear on search engines, with no booking fees.