Distance From Tissa Tank Waterdrome to Antonio B. Won Pat International Airport, TTW - GUM Distance

The distance from Tissa Tank Waterdrome (TTW) to Antonio B. Won Pat International Airport (GUM) is 4341 miles or 6986 kilometers or 3770 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 Tissamaharama ( Sri Lanka ) to Hagåtña ( Guam )?

A one-way nonstop (direct) flight between Tissamaharama and Hagåtña takes around 9 hours 58 minutes.

Estimated flight time from Tissa Tank Waterdrome, Tissamaharama, Sri Lanka to Antonio B. Won Pat International Airport, Hagåtña, Guam is 9 hours 58 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 • TTW - GUM

Kilometers		6986 km
Statute Miles		4341 miles
Nautical Miles		3770 nm
Avg. Time of Flight		9 hours 58 minutes

Tissa Tank Waterdrome to Antonio B. Won Pat International Airport Flight Route Map - TTW to GUM Flight Path

Location of Tissa Tank Waterdrome & Antonio B. Won Pat International Airport is given below.
Click the map to view Tissamaharama to Hagåtña nonstop flight path and travel direction.

Click to see flight route on Google Map between Tissamaharama, Sri Lanka and Hagåtña, Guam. .

Nonstop flight route between Tissamaharama, Sri Lanka and Hagåtña, Guam.

Time Difference Between the Airports • TTW - GUM

Time difference between Tissamaharama (Sri Lanka) and Hagåtña (Guam) is 4 Hours 30 Minutes.
Hagåtña time is 4 Hours 30 Minutes ahead of Tissamaharama.

Location	Local Time
Tissamaharama (Sri Lanka)	2026-06-21, 19:41:41 +0530
Hagåtña (Guam)	2026-06-22, 00:11:41 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

Tissa Tank Waterdrome (TTW / ) Tissamaharama, Sri Lanka

Destination

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