FLIGHT TIME / CALCULATED ESTIMATE
Kathmandu ↗ Boston
KTM / Tribhuvan International AirportBOS / Boston Logan International Airport
MODELLED FLYING TIME14h 52mIllustrative estimate, not a scheduled flight
GREAT-CIRCLE DISTANCE11,857 kmGeographic straight-line distance
ROUTE CATEGORYInternationalOrigin and destination country records
How long is the flight?
The calculated airborne flight-time estimate between Kathmandu (KTM) and Boston (BOS) is approximately 14 hours and 52 minutes for a modelled route length of 11,857 km.
This is not a confirmed nonstop service or published airline schedule. Airlines can use different paths, and connection time, taxiing, winds, weather, airspace restrictions and operational delays can change the actual journey.
Reference coordinates
Departure: Tribhuvan International Airport. Arrival: Boston Logan International Airport. Both airport-code and coordinate records are drawn from the site’s imported aviation dataset, with initial curated data used until refreshed.