Need help booking?
Unpublished phone-only deals available
KTM to GTF: distance & flight time
Kathmandu (Tribhuvan International Airport) → Great Falls (Great Falls International Airport)
7,139 mi
11,489 km · 6,204 nm
14h 28m
estimated nonstop flight time
-11.7h
time difference · heading north
See live KTM→GTF fares Phone-only fares on this route — call free
Flight time details
7,139 miles nonstop takes roughly 14h 28m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 11.7-hour time set-back when reading arrival times on your ticket.
The two airports
- KTM — Tribhuvan International Airport · Kathmandu, Nepal
- GTF — Great Falls International Airport · Great Falls, United States
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 KTM
- SIF · Simara Airport44 mi away
- RHP · Ramechhap Airport48 mi away
- BHR · Bharatpur Airport57 mi away
- MEY · Meghauli Airport70 mi away
Near GTF
- HLN · Helena Regional Airport67 mi away
- CTB · Cut Bank International Airport91 mi away
- LWT · Lewistown Municipal Airport94 mi away
- HVR · Havre City County Airport104 mi away
Frequently asked questions
How far is KTM from GTF?
The flight distance from Kathmandu (KTM) to Great Falls (GTF) is 7,139 miles (11,489 km, 6,204 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from KTM to GTF?
A nonstop flight takes about 14h 28m 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 Kathmandu and Great Falls?
Great Falls is 11.7 hours behind Kathmandu.
What is the cheapest way to fly from KTM to GTF?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on KTM–GTF that never appear on search engines, with no booking fees.