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THL to HIO: distance & flight time
Tachilek (Tachileik Airport) → Hillsboro (Portland Hillsboro Airport)
7,141 mi
11,493 km · 6,205 nm
14h 28m
estimated nonstop flight time
-13.5h
time difference · heading northeast
See live THL→HIO fares Phone-only fares on this route — call free
Flight time details
7,141 miles nonstop takes roughly 14h 28m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 13.5-hour time set-back when reading arrival times on your ticket.
The two airports
- THL — Tachileik Airport · Tachilek, Burma
- 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 THL
- HOE · Ban Huoeisay Airport36 mi away
- CEI · Chiang Rai International Airport37 mi away
- MOG · Mong Hsat Airport44 mi away
- KET · Kengtung Airport60 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 THL from HIO?
The flight distance from Tachilek (THL) to Hillsboro (HIO) is 7,141 miles (11,493 km, 6,205 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from THL to HIO?
A nonstop flight takes about 14h 28m 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 Tachilek and Hillsboro?
Hillsboro is 13.5 hours behind Tachilek.
What is the cheapest way to fly from THL to HIO?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on THL–HIO that never appear on search engines, with no booking fees.