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GTF to DCU: distance & flight time
Great Falls (Great Falls International Airport) → Decatur (Pryor Field Regional Airport)
1,540 mi
2,478 km · 1,338 nm
3h 29m
estimated nonstop flight time
—
time difference · heading southeast
See live GTF→DCU fares Phone-only fares on this route — call free
Flight time details
1,540 miles nonstop takes roughly 3h 29m gate to gate, flying southeast. 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
- GTF — Great Falls International Airport · Great Falls, United States
- DCU — Pryor Field Regional Airport · Decatur, 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 DCU
- HSV · Huntsville International Carl T Jones Field10 mi away
- HUA · Redstone Army Air Field15 mi away
- MSL · Northwest Alabama Regional Airport38 mi away
- GAD · Northeast Alabama Regional Airport68 mi away
Frequently asked questions
How far is GTF from DCU?
The flight distance from Great Falls (GTF) to Decatur (DCU) is 1,540 miles (2,478 km, 1,338 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GTF to DCU?
A nonstop flight takes about 3h 29m 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 GTF to DCU?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GTF–DCU that never appear on search engines, with no booking fees.