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ALS to GCI: distance & flight time
Alamosa (San Luis Valley Regional Bergman Field) → Guernsey (Guernsey Airport)
4,831 mi
7,775 km · 4,198 nm
9h 56m
estimated nonstop flight time
+7h
time difference · heading northeast
See live ALS→GCI fares Phone-only fares on this route — call free
Flight time details
4,831 miles nonstop takes roughly 9h 56m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 7-hour time gain when reading arrival times on your ticket.
The two airports
- ALS — San Luis Valley Regional Bergman Field · Alamosa, United States
- GCI — Guernsey Airport · Guernsey, Guernsey
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 GCI
- JER · Jersey Airport24 mi away
- ACI · Alderney Airport26 mi away
- CER · Cherbourg-Maupertus Airport53 mi away
- GFR · Granville Airport60 mi away
Frequently asked questions
How far is ALS from GCI?
The flight distance from Alamosa (ALS) to Guernsey (GCI) is 4,831 miles (7,775 km, 4,198 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ALS to GCI?
A nonstop flight takes about 9h 56m 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 Guernsey?
Guernsey is 7 hours ahead of Alamosa.
What is the cheapest way to fly from ALS to GCI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ALS–GCI that never appear on search engines, with no booking fees.