Need help booking?
Unpublished phone-only deals available
KTM to IDA: distance & flight time
Kathmandu (Tribhuvan International Airport) → Idaho Falls (Idaho Falls Regional Airport)
7,394 mi
11,899 km · 6,425 nm
14h 58m
estimated nonstop flight time
-11.7h
time difference · heading north
See live KTM→IDA fares Phone-only fares on this route — call free
Flight time details
7,394 miles nonstop takes roughly 14h 58m 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
- IDA — Idaho Falls Regional Airport · Idaho 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 IDA
- PIH · Pocatello Regional Airport49 mi away
- JAC · Jackson Hole Airport67 mi away
- WYS · Yellowstone Airport94 mi away
- BYI · Burley Municipal Airport109 mi away
Frequently asked questions
How far is KTM from IDA?
The flight distance from Kathmandu (KTM) to Idaho Falls (IDA) is 7,394 miles (11,899 km, 6,425 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from KTM to IDA?
A nonstop flight takes about 14h 58m 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 Idaho Falls?
Idaho Falls is 11.7 hours behind Kathmandu.
What is the cheapest way to fly from KTM to IDA?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on KTM–IDA that never appear on search engines, with no booking fees.