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CSM to ALS: distance & flight time
Clinton (Clinton Sherman Airport) → Alamosa (San Luis Valley Regional Bergman Field)
398 mi
640 km · 346 nm
1h 31m
estimated nonstop flight time
-1h
time difference · heading northwest
See live CSM→ALS fares Phone-only fares on this route — call free
Flight time details
398 miles nonstop takes roughly 1h 31m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time set-back when reading arrival times on your ticket.
The two airports
- CSM — Clinton Sherman Airport · Clinton, 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 CSM
- HBR · Hobart Regional Airport26 mi away
- LTS · Altus Air Force Base47 mi away
- FSI · Henry Post Army Air Field (Fort Sill)66 mi away
- LAW · Lawton Fort Sill Regional 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 CSM from ALS?
The flight distance from Clinton (CSM) to Alamosa (ALS) is 398 miles (640 km, 346 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CSM to ALS?
A nonstop flight takes about 1h 31m 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 time difference between Clinton and Alamosa?
Alamosa is 1 hour behind Clinton.
What is the cheapest way to fly from CSM to ALS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CSM–ALS that never appear on search engines, with no booking fees.