Distance From Olga Bay Seaplane Base to Antonio B. Won Pat International Airport, KOY - GUM Distance

The distance from Olga Bay Seaplane Base (KOY) to Antonio B. Won Pat International Airport (GUM) is 4363 miles or 7021 kilometers or 3789 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 Olga Bay ( United States ) to Hagåtña ( Guam )?

A one-way nonstop (direct) flight between Olga Bay and Hagåtña takes around 10 hours 1 minutes.

Estimated flight time from Olga Bay Seaplane Base, Olga Bay, United States to Antonio B. Won Pat International Airport, Hagåtña, Guam is 10 hours 1 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 • KOY - GUM

Kilometers		7021 km
Statute Miles		4363 miles
Nautical Miles		3789 nm
Avg. Time of Flight		10 hours 1 minutes

Olga Bay Seaplane Base to Antonio B. Won Pat International Airport Flight Route Map - KOY to GUM Flight Path

Location of Olga Bay Seaplane Base & Antonio B. Won Pat International Airport is given below.
Click the map to view Olga Bay to Hagåtña nonstop flight path and travel direction.

Click to see flight route on Google Map between Olga Bay, United States and Hagåtña, Guam. .

Nonstop flight route between Olga Bay, United States and Hagåtña, Guam.

Time Difference Between the Airports • KOY - GUM

Time difference between Olga Bay (United States) and Hagåtña (Guam) is 19 Hours.
Hagåtña time is 19 Hours ahead of Olga Bay.

Location	Local Time
Olga Bay (United States)	2025-12-16, 23:48:03 AKST
Hagåtña (Guam)	2025-12-17, 18:48:03 ChST

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

Olga Bay Seaplane Base (KOY / KOY) Olga Bay, United States

Destination

Antonio B. Won Pat International Airport (GUM / PGUM) Hagåtña, Guam