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ALS to HLN: distance & flight time
Alamosa (San Luis Valley Regional Bergman Field) → Helena (Helena Regional Airport)
707 mi
1,137 km · 614 nm
2h
estimated nonstop flight time
Same time
time difference · heading northwest
See live ALS→HLN fares Phone-only fares on this route — call free
Flight time details
707 miles nonstop takes roughly 2h gate to gate, flying northwest. 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
- ALS — San Luis Valley Regional Bergman Field · Alamosa, United States
- HLN — Helena Regional Airport · Helena, 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 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
Near HLN
- BTM · Bert Mooney Airport51 mi away
- GTF · Great Falls International Airport67 mi away
- BZN · Gallatin Field70 mi away
- LVM · Mission Field97 mi away
Frequently asked questions
How far is ALS from HLN?
The flight distance from Alamosa (ALS) to Helena (HLN) is 707 miles (1,137 km, 614 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ALS to HLN?
A nonstop flight takes about 2h 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 ALS to HLN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ALS–HLN that never appear on search engines, with no booking fees.