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HIO to POW: distance & flight time
Hillsboro (Portland Hillsboro Airport) → Portoroz (Portoroz Airport)
5,614 mi
9,034 km · 4,878 nm
11h 28m
estimated nonstop flight time
+9h
time difference · heading northeast
See live HIO→POW fares Phone-only fares on this route — call free
Flight time details
5,614 miles nonstop takes roughly 11h 28m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 9-hour time gain when reading arrival times on your ticket.
The two airports
- HIO — Portland Hillsboro Airport · Hillsboro, United States
- POW — Portoroz Airport · Portoroz, Slovenia
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 POW
- TRS · Trieste–Friuli Venezia Giulia Airport25 mi away
- PUY · Pula Airport43 mi away
- RJK · Rijeka Airport50 mi away
- VCE · Venice Marco Polo Airport61 mi away
Frequently asked questions
How far is HIO from POW?
The flight distance from Hillsboro (HIO) to Portoroz (POW) is 5,614 miles (9,034 km, 4,878 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from HIO to POW?
A nonstop flight takes about 11h 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 Hillsboro and Portoroz?
Portoroz is 9 hours ahead of Hillsboro.
What is the cheapest way to fly from HIO to POW?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on HIO–POW that never appear on search engines, with no booking fees.