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BOS to KTM: distance & flight time
Boston (General Edward Lawrence Logan International Airport) → Kathmandu (Tribhuvan International Airport)
7,367 mi
11,856 km · 6,402 nm
14h 55m
estimated nonstop flight time
+9.8h
time difference · heading north
See live BOS→KTM fares Phone-only fares on this route — call free
Flight time details
7,367 miles nonstop takes roughly 14h 55m 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
- BOS — General Edward Lawrence Logan International Airport · Boston, 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 BOS
- OWD · Norwood Memorial Airport15 mi away
- BED · Laurence G Hanscom Field16 mi away
- BVY · Beverly Municipal Airport16 mi away
- LWM · Lawrence Municipal Airport25 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 BOS from KTM?
The flight distance from Boston (BOS) to Kathmandu (KTM) is 7,367 miles (11,856 km, 6,402 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from BOS to KTM?
A nonstop flight takes about 14h 55m 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 Boston and Kathmandu?
Kathmandu is 9.8 hours ahead of Boston.
What is the cheapest way to fly from BOS to KTM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on BOS–KTM that never appear on search engines, with no booking fees.