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BTM to ALS: distance & flight time
Butte (Bert Mooney Airport) → Alamosa (San Luis Valley Regional Bergman Field)
680 mi
1,095 km · 591 nm
1h 57m
estimated nonstop flight time
Same time
time difference · heading southeast
See live BTM→ALS fares Phone-only fares on this route — call free
Flight time details
680 miles nonstop takes roughly 1h 57m 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
- BTM — Bert Mooney Airport · Butte, 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 BTM
- HLN · Helena Regional Airport51 mi away
- BZN · Gallatin Field66 mi away
- SMN · Lemhi County Airport88 mi away
- LVM · Mission Field100 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 BTM from ALS?
The flight distance from Butte (BTM) to Alamosa (ALS) is 680 miles (1,095 km, 591 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from BTM to ALS?
A nonstop flight takes about 1h 57m 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 BTM to ALS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on BTM–ALS that never appear on search engines, with no booking fees.