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OLM to KTM: distance & flight time
Olympia (Olympia Regional Airport) → Kathmandu (Tribhuvan International Airport)
6,985 mi
11,241 km · 6,070 nm
14h 10m
estimated nonstop flight time
+12.8h
time difference · heading northwest
See live OLM→KTM fares Phone-only fares on this route — call free
Flight time details
6,985 miles nonstop takes roughly 14h 10m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 12.8-hour time gain when reading arrival times on your ticket.
The two airports
- OLM — Olympia Regional Airport · Olympia, 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 OLM
- SEA · Seattle Tacoma International Airport43 mi away
- GRF · Gray Army Air Field17 mi away
- CLS · Chehalis Centralia Airport21 mi away
- SHN · Sanderson Field22 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 OLM from KTM?
The flight distance from Olympia (OLM) to Kathmandu (KTM) is 6,985 miles (11,241 km, 6,070 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from OLM to KTM?
A nonstop flight takes about 14h 10m 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 Olympia and Kathmandu?
Kathmandu is 12.8 hours ahead of Olympia.
What is the cheapest way to fly from OLM to KTM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on OLM–KTM that never appear on search engines, with no booking fees.