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HIO to AOU: distance & flight time
Hillsboro (Portland Hillsboro Airport) → Attopeu (Attopeu Airport)
7,238 mi
11,649 km · 6,290 nm
14h 40m
estimated nonstop flight time
—
time difference · heading northwest
See live HIO→AOU fares Phone-only fares on this route — call free
Flight time details
7,238 miles nonstop takes roughly 14h 40m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Both airports share the same local time, so schedules read exactly as flown.
The two airports
- HIO — Portland Hillsboro Airport · Hillsboro, United States
- AOU — Attopeu Airport · Attopeu, Laos
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 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
Near AOU
- VNA · Saravane Airport68 mi away
- PKZ · Pakse International Airport73 mi away
- RBE · Ratanakiri Airport76 mi away
- PXU · Pleiku Airport98 mi away
Frequently asked questions
How far is HIO from AOU?
The flight distance from Hillsboro (HIO) to Attopeu (AOU) is 7,238 miles (11,649 km, 6,290 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from HIO to AOU?
A nonstop flight takes about 14h 40m 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 cheapest way to fly from HIO to AOU?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on HIO–AOU that never appear on search engines, with no booking fees.