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ALS to SDY: distance & flight time
Alamosa (San Luis Valley Regional Bergman Field) → Sidney (Sidney - Richland Regional Airport)
715 mi
1,150 km · 621 nm
2h 1m
estimated nonstop flight time
Same time
time difference · heading north
See live ALS→SDY fares Phone-only fares on this route — call free
Flight time details
715 miles nonstop takes roughly 2h 1m gate to gate, flying north. 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
- SDY — Sidney - Richland Regional Airport · Sidney, 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 SDY
- ISN · Sloulin Field International Airport41 mi away
- GDV · Dawson Community Airport49 mi away
- OLF · L M Clayton Airport69 mi away
- DIK · Dickinson Theodore Roosevelt Regional Airport91 mi away
Frequently asked questions
How far is ALS from SDY?
The flight distance from Alamosa (ALS) to Sidney (SDY) is 715 miles (1,150 km, 621 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ALS to SDY?
A nonstop flight takes about 2h 1m 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 SDY?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ALS–SDY that never appear on search engines, with no booking fees.