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ROI to HIO: distance & flight time
Roi Et (Roi Et Airport) → Hillsboro (Portland Hillsboro Airport)
7,273 mi
11,704 km · 6,320 nm
14h 44m
estimated nonstop flight time
-14h
time difference · heading northeast
See live ROI→HIO fares Phone-only fares on this route — call free
Flight time details
7,273 miles nonstop takes roughly 14h 44m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 14-hour time set-back when reading arrival times on your ticket.
The two airports
- ROI — Roi Et Airport · Roi Et, Thailand
- 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 ROI
- KKC · Khon Kaen Airport70 mi away
- BFV · Buri Ram Airport70 mi away
- ZVK · Savannakhet Airport72 mi away
- SNO · Sakon Nakhon Airport78 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 ROI from HIO?
The flight distance from Roi Et (ROI) to Hillsboro (HIO) is 7,273 miles (11,704 km, 6,320 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ROI to HIO?
A nonstop flight takes about 14h 44m 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 Roi Et and Hillsboro?
Hillsboro is 14 hours behind Roi Et.
What is the cheapest way to fly from ROI to HIO?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ROI–HIO that never appear on search engines, with no booking fees.