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HLN to POW: distance & flight time
Helena (Helena Regional Airport) → Portoroz (Portoroz Airport)
5,269 mi
8,479 km · 4,578 nm
10h 48m
estimated nonstop flight time
+8h
time difference · heading northeast
See live HLN→POW fares Phone-only fares on this route — call free
Flight time details
5,269 miles nonstop takes roughly 10h 48m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 8-hour time gain when reading arrival times on your ticket.
The two airports
- HLN — Helena Regional Airport · Helena, 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 HLN
- BTM · Bert Mooney Airport51 mi away
- GTF · Great Falls International Airport67 mi away
- BZN · Gallatin Field70 mi away
- LVM · Mission Field97 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 HLN from POW?
The flight distance from Helena (HLN) to Portoroz (POW) is 5,269 miles (8,479 km, 4,578 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from HLN to POW?
A nonstop flight takes about 10h 48m 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 Helena and Portoroz?
Portoroz is 8 hours ahead of Helena.
What is the cheapest way to fly from HLN to POW?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on HLN–POW that never appear on search engines, with no booking fees.