Distance From Gasmata Island Airport to Muscat International Airport, GMI - MCT Distance

The distance from Gasmata Island Airport (GMI) to Muscat International Airport (MCT) is 6521 miles or 10494 kilometers or 5663 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 Gasmata Island ( Papua New Guinea ) to Muscat ( Oman )?

A one-way nonstop (direct) flight between Gasmata Island and Muscat takes around 14 hours 59 minutes.

Estimated flight time from Gasmata Island Airport, Gasmata Island, Papua New Guinea to Muscat International Airport, Muscat, Oman is 14 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 • GMI - MCT

Kilometers		10494 km
Statute Miles		6521 miles
Nautical Miles		5663 nm
Avg. Time of Flight		14 hours 59 minutes

Gasmata Island Airport to Muscat International Airport Flight Route Map - GMI to MCT Flight Path

Location of Gasmata Island Airport & Muscat International Airport is given below.
Click the map to view Gasmata Island to Muscat nonstop flight path and travel direction.

Click to see flight route on Google Map between Gasmata Island, Papua New Guinea and Muscat, Oman. .

Nonstop flight route between Gasmata Island, Papua New Guinea and Muscat, Oman.

Time Difference Between the Airports • GMI - MCT

Time difference between Gasmata Island (Papua New Guinea) and Muscat (Oman) is 6 Hours.
Muscat time is 6 Hours behind Gasmata Island.

Location	Local Time
Gasmata Island (Papua New Guinea)	2026-10-27, 19:07:45 +10
Muscat (Oman)	2026-10-27, 13:07:45 +04

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

Gasmata Island Airport (GMI / AYGT) Gasmata Island, Papua New Guinea

Destination

Muscat International Airport (MCT / OOMS) Muscat, Oman