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ALS to SJU: distance & flight time
Alamosa (San Luis Valley Regional Bergman Field) → San Juan (Luis Munoz Marin International Airport)
2,737 mi
4,404 km · 2,378 nm
5h 50m
estimated nonstop flight time
+2h
time difference · heading east
See live ALS→SJU fares Phone-only fares on this route — call free
Flight time details
2,737 miles nonstop takes roughly 5h 50m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 2-hour time gain when reading arrival times on your ticket.
The two airports
- ALS — San Luis Valley Regional Bergman Field · Alamosa, United States
- SJU — Luis Munoz Marin International Airport · San Juan, Puerto Rico
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 SJU
- SIG · Fernando Luis Ribas Dominicci Airport6 mi away
- FAJ · Diego Jimenez Torres Airport24 mi away
- NRR · José Aponte de la Torre Airport27 mi away
- VQS · Vieques Airport44 mi away
Frequently asked questions
How far is ALS from SJU?
The flight distance from Alamosa (ALS) to San Juan (SJU) is 2,737 miles (4,404 km, 2,378 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ALS to SJU?
A nonstop flight takes about 5h 50m 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 San Juan?
San Juan is 2 hours ahead of Alamosa.
What is the cheapest way to fly from ALS to SJU?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ALS–SJU that never appear on search engines, with no booking fees.