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ALS to RCS: distance & flight time
Alamosa (San Luis Valley Regional Bergman Field) → Rochester (Rochester Airport)
4,866 mi
7,831 km · 4,229 nm
10h
estimated nonstop flight time
+7h
time difference · heading northeast
See live ALS→RCS fares Phone-only fares on this route — call free
Flight time details
4,866 miles nonstop takes roughly 10h 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
- RCS — Rochester Airport · Rochester, United Kingdom
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 RCS
- LGW · London Gatwick Airport33 mi away
- LHR · London Heathrow Airport42 mi away
- SEN · Southend Airport17 mi away
- BQH · London Biggin Hill Airport20 mi away
Frequently asked questions
How far is ALS from RCS?
The flight distance from Alamosa (ALS) to Rochester (RCS) is 4,866 miles (7,831 km, 4,229 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ALS to RCS?
A nonstop flight takes about 10h 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 Rochester?
Rochester is 7 hours ahead of Alamosa.
What is the cheapest way to fly from ALS to RCS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ALS–RCS that never appear on search engines, with no booking fees.