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BOI to KTM: distance & flight time
Boise (Boise Air Terminal/Gowen Field) → Kathmandu (Tribhuvan International Airport)
7,327 mi
11,791 km · 6,367 nm
14h 50m
estimated nonstop flight time
+11.8h
time difference · heading north
See live BOI→KTM fares Phone-only fares on this route — call free
Flight time details
7,327 miles nonstop takes roughly 14h 50m 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
- BOI — Boise Air Terminal/Gowen Field · Boise, 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 BOI
- MUO · Mountain Home Air Force Base40 mi away
- ONO · Ontario Municipal Airport50 mi away
- MYL · McCall Municipal Airport92 mi away
- SUN · Friedman Memorial Airport97 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 BOI from KTM?
The flight distance from Boise (BOI) to Kathmandu (KTM) is 7,327 miles (11,791 km, 6,367 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from BOI to KTM?
A nonstop flight takes about 14h 50m 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 Boise and Kathmandu?
Kathmandu is 11.8 hours ahead of Boise.
What is the cheapest way to fly from BOI to KTM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on BOI–KTM that never appear on search engines, with no booking fees.