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ALS to CCU: distance & flight time
Alamosa (San Luis Valley Regional Bergman Field) → Kolkata (Netaji Subhash Chandra Bose International Airport)
8,182 mi
13,167 km · 7,110 nm
16h 31m
estimated nonstop flight time
+11.5h
time difference · heading north
See live ALS→CCU fares Phone-only fares on this route — call free
Flight time details
8,182 miles nonstop takes roughly 16h 31m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 11.5-hour time gain when reading arrival times on your ticket.
The two airports
- ALS — San Luis Valley Regional Bergman Field · Alamosa, United States
- CCU — Netaji Subhash Chandra Bose International Airport · Kolkata, India
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 CCU
- JSR · Jessore Airport58 mi away
- RDP · Kazi Nazrul Islam Airport102 mi away
- IRD · Ishurdi Airport110 mi away
- BZL · Barisal Airport119 mi away
Frequently asked questions
How far is ALS from CCU?
The flight distance from Alamosa (ALS) to Kolkata (CCU) is 8,182 miles (13,167 km, 7,110 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ALS to CCU?
A nonstop flight takes about 16h 31m 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 Kolkata?
Kolkata is 11.5 hours ahead of Alamosa.
What is the cheapest way to fly from ALS to CCU?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ALS–CCU that never appear on search engines, with no booking fees.