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KTM to HIO: distance & flight time
Kathmandu (Tribhuvan International Airport) → Hillsboro (Portland Hillsboro Airport)
7,073 mi
11,383 km · 6,146 nm
14h 20m
estimated nonstop flight time
-12.7h
time difference · heading north
See live KTM→HIO fares Phone-only fares on this route — call free
Flight time details
7,073 miles nonstop takes roughly 14h 20m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 12.7-hour time set-back when reading arrival times on your ticket.
The two airports
- KTM — Tribhuvan International Airport · Kathmandu, Nepal
- HIO — Portland Hillsboro Airport · Hillsboro, United States
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 KTM
- SIF · Simara Airport44 mi away
- RHP · Ramechhap Airport48 mi away
- BHR · Bharatpur Airport57 mi away
- MEY · Meghauli Airport70 mi away
Near HIO
- PDX · Portland International Airport17 mi away
- TTD · Portland Troutdale Airport27 mi away
- KLS · Southwest Washington Regional Airport40 mi away
- OTK · Tillamook Airport43 mi away
Frequently asked questions
How far is KTM from HIO?
The flight distance from Kathmandu (KTM) to Hillsboro (HIO) is 7,073 miles (11,383 km, 6,146 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from KTM to HIO?
A nonstop flight takes about 14h 20m 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 Kathmandu and Hillsboro?
Hillsboro is 12.7 hours behind Kathmandu.
What is the cheapest way to fly from KTM to HIO?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on KTM–HIO that never appear on search engines, with no booking fees.