Distance From Grand Junction Regional Airport to Perth International Airport, GJT - PER Distance

The distance from Grand Junction Regional Airport (GJT) to Perth International Airport (PER) is 9912 miles or 15951 kilometers or 8608 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.

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How long does it take to travel from Grand Junction ( United States ) to Perth ( Australia )?

A one-way nonstop (direct) flight between Grand Junction and Perth takes around 22 hours 47 minutes.

Estimated flight time from Grand Junction Regional Airport, Grand Junction, United States to Perth International Airport, Perth, Australia is 22 hours 47 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 • GJT - PER

Kilometers		15951 km
Statute Miles		9912 miles
Nautical Miles		8608 nm
Avg. Time of Flight		22 hours 47 minutes

Grand Junction Regional Airport to Perth International Airport Flight Route Map - GJT to PER Flight Path

Location of Grand Junction Regional Airport & Perth International Airport is given below.
Click the map to view Grand Junction to Perth nonstop flight path and travel direction.

Click to see flight route on Google Map between Grand Junction, United States and Perth, Australia. .

Nonstop flight route between Grand Junction, United States and Perth, Australia.

Time Difference Between the Airports • GJT - PER

Time difference between Grand Junction (United States) and Perth (Australia) is 14 Hours.
Perth time is 14 Hours ahead of Grand Junction.

Location	Local Time
Grand Junction (United States)	2026-08-08, 02:41:49 MDT
Perth (Australia)	2026-08-08, 16:41:49 AWST

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

Grand Junction Regional Airport (GJT / KGJT) Grand Junction, United States

Destination

Perth International Airport (PER / YPPH) Perth, Australia