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TWF to GTF: distance & flight time
Twin Falls (Joslin Field Magic Valley Regional Airport) → Great Falls (Great Falls International Airport)
377 mi
608 km · 328 nm
1h 28m
estimated nonstop flight time
Same time
time difference · heading northeast
See live TWF→GTF fares Phone-only fares on this route — call free
Flight time details
377 miles nonstop takes roughly 1h 28m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Both airports share the same local time, so schedules read exactly as flown.
The two airports
- TWF — Joslin Field Magic Valley Regional Airport · Twin Falls, United States
- GTF — Great Falls International Airport · Great 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 TWF
- BYI · Burley Municipal Airport37 mi away
- SUN · Friedman Memorial Airport71 mi away
- MUO · Mountain Home Air Force Base80 mi away
- PIH · Pocatello Regional Airport101 mi away
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
Frequently asked questions
How far is TWF from GTF?
The flight distance from Twin Falls (TWF) to Great Falls (GTF) is 377 miles (608 km, 328 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from TWF to GTF?
A nonstop flight takes about 1h 28m 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 cheapest way to fly from TWF to GTF?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on TWF–GTF that never appear on search engines, with no booking fees.