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ASH to KTM: distance & flight time
Nashua (Boire Field) → Kathmandu (Tribhuvan International Airport)
7,350 mi
11,829 km · 6,387 nm
14h 53m
estimated nonstop flight time
+9.8h
time difference · heading north
See live ASH→KTM fares Phone-only fares on this route — call free
Flight time details
7,350 miles nonstop takes roughly 14h 53m 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
- ASH — Boire Field · Nashua, 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 ASH
- BOS · General Edward Lawrence Logan International Airport39 mi away
- MHT · Manchester-Boston Regional Airport11 mi away
- LWM · Lawrence Municipal Airport20 mi away
- BED · Laurence G Hanscom Field24 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 ASH from KTM?
The flight distance from Nashua (ASH) to Kathmandu (KTM) is 7,350 miles (11,829 km, 6,387 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ASH to KTM?
A nonstop flight takes about 14h 53m 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 Nashua and Kathmandu?
Kathmandu is 9.8 hours ahead of Nashua.
What is the cheapest way to fly from ASH to KTM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ASH–KTM that never appear on search engines, with no booking fees.