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IAG to KTM: distance & flight time
Niagara Falls (Niagara Falls International Airport) → Kathmandu (Tribhuvan International Airport)
7,444 mi
11,980 km · 6,469 nm
15h 4m
estimated nonstop flight time
+9.8h
time difference · heading north
See live IAG→KTM fares Phone-only fares on this route — call free
Flight time details
7,444 miles nonstop takes roughly 15h 4m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 9.8-hour time gain when reading arrival times on your ticket.
The two airports
- IAG — Niagara Falls International Airport · Niagara Falls, 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 IAG
- YYZ · Lester B. Pearson International Airport52 mi away
- YCM · Niagara District Airport13 mi away
- BUF · Buffalo Niagara International Airport16 mi away
- DU9 · Dunnville Airport37 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 IAG from KTM?
The flight distance from Niagara Falls (IAG) to Kathmandu (KTM) is 7,444 miles (11,980 km, 6,469 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from IAG to KTM?
A nonstop flight takes about 15h 4m 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 Niagara Falls and Kathmandu?
Kathmandu is 9.8 hours ahead of Niagara Falls.
What is the cheapest way to fly from IAG to KTM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on IAG–KTM that never appear on search engines, with no booking fees.