Distance From Portland Hillsboro Airport to Zagreb Airport, HIO - ZAG Distance

The distance from Portland Hillsboro Airport (HIO) to Zagreb Airport (ZAG) is 5654 miles or 9099 kilometers or 4910 nautical miles.

The distance shown below is direct flight distance between airports. Straight-line distance does not account for the surface between the two points. It is the distance a bird or airplane would travel between the two points when flying above the surface. The straight line distance is the direct route between two points, regardless of whether or not there are roads that connect them.

---

How long does it take to travel from Portland ( United States ) to Zagreb ( Croatia )?

A one-way nonstop (direct) flight between Portland and Zagreb takes around 12 hours 59 minutes.

Estimated flight time from Portland Hillsboro Airport, Portland, United States to Zagreb Airport, Zagreb, Croatia is 12 hours 59 minutes under avarage conditions. Your actual flying time may vary depending on wind direction/speed or weather conditions. This calculation does not include the departure and landing times of the aircraft. In addition, it does not cover the person identity check, ticket check-in and baggage collection times at the airport.

Travel Distance Between the Airports • HIO - ZAG

Kilometers		9099 km
Statute Miles		5654 miles
Nautical Miles		4910 nm
Avg. Time of Flight		12 hours 59 minutes

Portland Hillsboro Airport to Zagreb Airport Flight Route Map - HIO to ZAG Flight Path

Location of Portland Hillsboro Airport & Zagreb Airport is given below.
Click the map to view Portland to Zagreb nonstop flight path and travel direction.

Click to see flight route on Google Map between Portland, United States and Zagreb, Croatia. .

Nonstop flight route between Portland, United States and Zagreb, Croatia.

Time Difference Between the Airports • HIO - ZAG

Time difference between Portland (United States) and Zagreb (Croatia) is 7 Hours.
Zagreb time is 7 Hours ahead of Portland.

Location	Local Time
Portland (United States)	2026-03-20, 08:02:29 MDT
Zagreb (Croatia)	2026-03-20, 15:02:29 CET

Why should you arrive 3 hours before international flight? Flyers who are traveling to an international destination should arrive at the airport earlier than domestic flyers. This is because international flights can have additional check-in requirements, like passport verification, that need to be completed before you receive your boarding pass.

Origin

Portland Hillsboro Airport (HIO / KHIO) Portland, United States

Destination

Zagreb Airport (ZAG / LDZA) Zagreb, Croatia