Need help booking?
Unpublished phone-only deals available
BWI to KTM: distance & flight time
Baltimore (Baltimore/Washington International Thurgood Marshall Airport) → Kathmandu (Tribhuvan International Airport)
7,673 mi
12,349 km · 6,668 nm
15h 31m
estimated nonstop flight time
+9.8h
time difference · heading north
See live BWI→KTM fares Phone-only fares on this route — call free
Flight time details
7,673 miles nonstop takes roughly 15h 31m 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
- BWI — Baltimore/Washington International Thurgood Marshall Airport · Baltimore, 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 BWI
- DCA · Ronald Reagan Washington National Airport30 mi away
- IAD · Washington Dulles International Airport45 mi away
- FME · Tipton Airport8 mi away
- ANP · Lee Airport17 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 BWI from KTM?
The flight distance from Baltimore (BWI) to Kathmandu (KTM) is 7,673 miles (12,349 km, 6,668 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from BWI to KTM?
A nonstop flight takes about 15h 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 Baltimore and Kathmandu?
Kathmandu is 9.8 hours ahead of Baltimore.
What is the cheapest way to fly from BWI to KTM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on BWI–KTM that never appear on search engines, with no booking fees.