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GTF to FSD: distance & flight time
Great Falls (Great Falls International Airport) → Sioux Falls (Joe Foss Field Airport)
756 mi
1,217 km · 657 nm
2h 7m
estimated nonstop flight time
+1h
time difference · heading east
See live GTF→FSD fares Phone-only fares on this route — call free
Flight time details
756 miles nonstop takes roughly 2h 7m 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
- GTF — Great Falls International Airport · Great Falls, United States
- FSD — Joe Foss Field Airport · Sioux Falls, 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 GTF
- HLN · Helena Regional Airport67 mi away
- CTB · Cut Bank International Airport91 mi away
- LWT · Lewistown Municipal Airport94 mi away
- HVR · Havre City County Airport104 mi away
Near FSD
- YKN · Chan Gurney Municipal Airport56 mi away
- MHE · Mitchell Municipal Airport66 mi away
- SPW · Spencer Municipal Airport82 mi away
- SUX · Sioux Gateway Col. Bud Day Field83 mi away
Frequently asked questions
How far is GTF from FSD?
The flight distance from Great Falls (GTF) to Sioux Falls (FSD) is 756 miles (1,217 km, 657 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GTF to FSD?
A nonstop flight takes about 2h 7m 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 Great Falls and Sioux Falls?
Sioux Falls is 1 hour ahead of Great Falls.
What is the cheapest way to fly from GTF to FSD?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GTF–FSD that never appear on search engines, with no booking fees.