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ALN to ALS: distance & flight time
Alton/St Louis (St Louis Regional Airport) → Alamosa (San Luis Valley Regional Bergman Field)
864 mi
1,391 km · 751 nm
2h 21m
estimated nonstop flight time
—
time difference · heading west
See live ALN→ALS fares Phone-only fares on this route — call free
Flight time details
864 miles nonstop takes roughly 2h 21m gate to gate, flying west. 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
- ALN — St Louis Regional Airport · Alton/St Louis, 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 ALN
- STL · St Louis Lambert International Airport20 mi away
- BLV · Scott AFB/Midamerica Airport26 mi away
- SUS · Spirit of St Louis Airport36 mi away
- SPI · Abraham Lincoln Capital Airport69 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 ALN from ALS?
The flight distance from Alton/St Louis (ALN) to Alamosa (ALS) is 864 miles (1,391 km, 751 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ALN to ALS?
A nonstop flight takes about 2h 21m 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 ALN to ALS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ALN–ALS that never appear on search engines, with no booking fees.