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OCW to KTM: distance & flight time
Washington (Warren Field) → Kathmandu (Tribhuvan International Airport)
7,918 mi
12,742 km · 6,880 nm
15h 59m
estimated nonstop flight time
+9.8h
time difference · heading north
See live OCW→KTM fares Phone-only fares on this route — call free
Flight time details
7,918 miles nonstop takes roughly 15h 59m 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
- OCW — Warren Field · Washington, 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 OCW
- PGV · Pitt Greenville Airport19 mi away
- EWN · Coastal Carolina Regional Airport34 mi away
- ISO · Kinston Regional Jetport At Stallings Field36 mi away
- RWI · Rocky Mount Wilson Regional Airport51 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 OCW from KTM?
The flight distance from Washington (OCW) to Kathmandu (KTM) is 7,918 miles (12,742 km, 6,880 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from OCW to KTM?
A nonstop flight takes about 15h 59m 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 Washington and Kathmandu?
Kathmandu is 9.8 hours ahead of Washington.
What is the cheapest way to fly from OCW to KTM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on OCW–KTM that never appear on search engines, with no booking fees.