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COS to KTM: distance & flight time
Colorado Springs (City of Colorado Springs Municipal Airport) → Kathmandu (Tribhuvan International Airport)
7,796 mi
12,547 km · 6,775 nm
15h 45m
estimated nonstop flight time
+11.8h
time difference · heading north
See live COS→KTM fares Phone-only fares on this route — call free
Flight time details
7,796 miles nonstop takes roughly 15h 45m 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
- COS — City of Colorado Springs Municipal Airport · Colorado Springs, 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 COS
- FCS · Butts AAF (Fort Carson) Air Field9 mi away
- DEN · Denver International Airport73 mi away
- PUB · Pueblo Memorial Airport37 mi away
- APA · Centennial Airport53 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 COS from KTM?
The flight distance from Colorado Springs (COS) to Kathmandu (KTM) is 7,796 miles (12,547 km, 6,775 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from COS to KTM?
A nonstop flight takes about 15h 45m 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 Colorado Springs and Kathmandu?
Kathmandu is 11.8 hours ahead of Colorado Springs.
What is the cheapest way to fly from COS to KTM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on COS–KTM that never appear on search engines, with no booking fees.