Need help booking?
Unpublished phone-only deals available
POW to IAH: distance & flight time
Portoroz (Portoroz Airport) → Houston (George Bush Intercontinental Houston Airport)
5,586 mi
8,990 km · 4,854 nm
11h 25m
estimated nonstop flight time
-7h
time difference · heading northwest
See live POW→IAH fares Phone-only fares on this route — call free
Flight time details
5,586 miles nonstop takes roughly 11h 25m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 7-hour time set-back when reading arrival times on your ticket.
The two airports
- POW — Portoroz Airport · Portoroz, Slovenia
- IAH — George Bush Intercontinental Houston Airport · Houston, 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 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
Near IAH
- DWH · David Wayne Hooks Memorial Airport14 mi away
- IWS · West Houston Airport23 mi away
- AAP · Andrau Airpark23 mi away
- HOU · William P Hobby Airport24 mi away
Frequently asked questions
How far is POW from IAH?
The flight distance from Portoroz (POW) to Houston (IAH) is 5,586 miles (8,990 km, 4,854 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from POW to IAH?
A nonstop flight takes about 11h 25m 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 Portoroz and Houston?
Houston is 7 hours behind Portoroz.
What is the cheapest way to fly from POW to IAH?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on POW–IAH that never appear on search engines, with no booking fees.