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GTF to SEP: distance & flight time
Great Falls (Great Falls International Airport) → Stephenville (Stephenville Clark Regional Airport)
1,262 mi
2,031 km · 1,097 nm
3h 13m
estimated nonstop flight time
+1h
time difference · heading southeast
See live GTF→SEP fares Phone-only fares on this route — call free
Flight time details
1,262 miles nonstop takes roughly 3h 13m gate to gate, flying southeast. 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
- SEP — Stephenville Clark Regional Airport · Stephenville, 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 SEP
- MWL · Mineral Wells Airport40 mi away
- DFW · Dallas Fort Worth International Airport81 mi away
- BKD · Stephens County Airport54 mi away
- FWH · NAS Fort Worth JRB/Carswell Field57 mi away
Frequently asked questions
How far is GTF from SEP?
The flight distance from Great Falls (GTF) to Stephenville (SEP) is 1,262 miles (2,031 km, 1,097 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GTF to SEP?
A nonstop flight takes about 3h 13m 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 Stephenville?
Stephenville is 1 hour ahead of Great Falls.
What is the cheapest way to fly from GTF to SEP?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GTF–SEP that never appear on search engines, with no booking fees.