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SGU to FSI: distance & flight time
Saint George (St George Municipal Airport) → Fort Sill (Henry Post Army Air Field (Fort Sill))
861 mi
1,386 km · 748 nm
2h 20m
estimated nonstop flight time
+1h
time difference · heading east
See live SGU→FSI fares Phone-only fares on this route — call free
Flight time details
861 miles nonstop takes roughly 2h 20m gate to gate, flying east. 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
- SGU — St George Municipal Airport · Saint George, United States
- FSI — Henry Post Army Air Field (Fort Sill) · Fort Sill, 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 SGU
- CDC · Cedar City Regional Airport51 mi away
- LAS · McCarran International Airport113 mi away
- BCE · Bryce Canyon Airport88 mi away
- LSV · Nellis Air Force Base101 mi away
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
Frequently asked questions
How far is SGU from FSI?
The flight distance from Saint George (SGU) to Fort Sill (FSI) is 861 miles (1,386 km, 748 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SGU to FSI?
A nonstop flight takes about 2h 20m 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 Saint George and Fort Sill?
Fort Sill is 1 hour ahead of Saint George.
What is the cheapest way to fly from SGU to FSI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SGU–FSI that never appear on search engines, with no booking fees.