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ALS to ATY: distance & flight time
Alamosa (San Luis Valley Regional Bergman Field) → Watertown (Watertown Regional Airport)
686 mi
1,105 km · 597 nm
1h 58m
estimated nonstop flight time
+1h
time difference · heading northeast
See live ALS→ATY fares Phone-only fares on this route — call free
Flight time details
686 miles nonstop takes roughly 1h 58m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time gain when reading arrival times on your ticket.
The two airports
- ALS — San Luis Valley Regional Bergman Field · Alamosa, United States
- ATY — Watertown Regional Airport · Watertown, 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 ATY
- HON · Huron Regional Airport64 mi away
- ABR · Aberdeen Regional Airport72 mi away
- MHE · Mitchell Municipal Airport90 mi away
- FSD · Joe Foss Field Airport94 mi away
Frequently asked questions
How far is ALS from ATY?
The flight distance from Alamosa (ALS) to Watertown (ATY) is 686 miles (1,105 km, 597 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ALS to ATY?
A nonstop flight takes about 1h 58m 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 Alamosa and Watertown?
Watertown is 1 hour ahead of Alamosa.
What is the cheapest way to fly from ALS to ATY?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ALS–ATY that never appear on search engines, with no booking fees.