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ALS to KTM: distance & flight time
Alamosa (San Luis Valley Regional Bergman Field) → Kathmandu (Tribhuvan International Airport)
7,878 mi
12,679 km · 6,846 nm
15h 55m
estimated nonstop flight time
+11.8h
time difference · heading north
See live ALS→KTM fares Phone-only fares on this route — call free
Flight time details
7,878 miles nonstop takes roughly 15h 55m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 11.8-hour time gain when reading arrival times on your ticket.
The two airports
- ALS — San Luis Valley Regional Bergman Field · Alamosa, United States
- KTM — Tribhuvan International Airport · Kathmandu, Nepal
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 KTM
- SIF · Simara Airport44 mi away
- RHP · Ramechhap Airport48 mi away
- BHR · Bharatpur Airport57 mi away
- MEY · Meghauli Airport70 mi away
Frequently asked questions
How far is ALS from KTM?
The flight distance from Alamosa (ALS) to Kathmandu (KTM) is 7,878 miles (12,679 km, 6,846 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ALS to KTM?
A nonstop flight takes about 15h 55m 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 Kathmandu?
Kathmandu is 11.8 hours ahead of Alamosa.
What is the cheapest way to fly from ALS to KTM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ALS–KTM that never appear on search engines, with no booking fees.