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GTF to ALS: distance & flight time
Great Falls (Great Falls International Airport) → Alamosa (San Luis Valley Regional Bergman Field)
748 mi
1,204 km · 650 nm
2h 6m
estimated nonstop flight time
Same time
time difference · heading southeast
See live GTF→ALS fares Phone-only fares on this route — call free
Flight time details
748 miles nonstop takes roughly 2h 6m 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
- ALS — San Luis Valley Regional Bergman Field · Alamosa, 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 ALS
- TSM · Taos Regional Airport68 mi away
- RTN · Raton Municipal-Crews Field89 mi away
- PUB · Pueblo Memorial Airport95 mi away
- GUC · Gunnison Crested Butte Regional Airport96 mi away
Frequently asked questions
How far is GTF from ALS?
The flight distance from Great Falls (GTF) to Alamosa (ALS) is 748 miles (1,204 km, 650 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GTF to ALS?
A nonstop flight takes about 2h 6m 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 ALS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GTF–ALS that never appear on search engines, with no booking fees.