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WBU to POW: distance & flight time
Boulder (Boulder Municipal Airport) → Portoroz (Portoroz Airport)
5,423 mi
8,727 km · 4,712 nm
11h 6m
estimated nonstop flight time
+8h
time difference · heading northeast
See live WBU→POW fares Phone-only fares on this route — call free
Flight time details
5,423 miles nonstop takes roughly 11h 6m 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
- WBU — Boulder Municipal Airport · Boulder, 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 WBU
- DEN · Denver International Airport32 mi away
- BJC · Rocky Mountain Metropolitan Airport11 mi away
- FNL · Northern Colorado Regional Airport31 mi away
- BFK · Buckley Air Force Base34 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 WBU from POW?
The flight distance from Boulder (WBU) to Portoroz (POW) is 5,423 miles (8,727 km, 4,712 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from WBU to POW?
A nonstop flight takes about 11h 6m 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 Boulder and Portoroz?
Portoroz is 8 hours ahead of Boulder.
What is the cheapest way to fly from WBU to POW?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on WBU–POW that never appear on search engines, with no booking fees.