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GAU to KTM: distance & flight time
Guwahati (Lokpriya Gopinath Bordoloi International Airport) → Kathmandu (Tribhuvan International Airport)
399 mi
642 km · 347 nm
1h 31m
estimated nonstop flight time
+0.3h
time difference · heading west
See live GAU→KTM fares Phone-only fares on this route — call free
Flight time details
399 miles nonstop takes roughly 1h 31m gate to gate, flying west. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 0.3-hour time gain when reading arrival times on your ticket.
The two airports
- GAU — Lokpriya Gopinath Bordoloi International Airport · Guwahati, India
- 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 GAU
- SHL · Shillong Airport37 mi away
- ZYL · Osmany International Airport81 mi away
- TEZ · Tezpur Airport85 mi away
- GLU · Gelephu Airport88 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 GAU from KTM?
The flight distance from Guwahati (GAU) to Kathmandu (KTM) is 399 miles (642 km, 347 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GAU to KTM?
A nonstop flight takes about 1h 31m 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 Guwahati and Kathmandu?
Kathmandu is 0.3 hours ahead of Guwahati.
What is the cheapest way to fly from GAU to KTM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GAU–KTM that never appear on search engines, with no booking fees.