The distance from Selby General Hospital Heliport () to Mattala Rajapaksa International Airport (HRI) is 9087 miles or 14624 kilometers or 7891 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.
14624 kilometers is the direct flight distance between Selby General Hospital Heliport (United States) and Mattala Rajapaksa International Airport (Sri Lanka).
How long does it take to travel from Marietta ( United States ) to Mattala ( Sri Lanka )?
A one-way nonstop (direct) flight between Marietta and Mattala takes around 20 hours 53 minutes.
Estimated
flight time from Selby General Hospital Heliport, Marietta, United States to Mattala Rajapaksa International Airport, Mattala, Sri Lanka is
20 hours 53 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 • - HRI
| Kilometers | | 14624 km |
| Statute Miles | | 9087 miles |
| Nautical Miles | | 7891 nm |
| Avg. Time of Flight | | 20 hours 53 minutes |
Selby General Hospital Heliport to Mattala Rajapaksa International Airport Flight Route Map - to HRI Flight Path
Location of Selby General Hospital Heliport & Mattala Rajapaksa International Airport is given below.
Click the map to view Marietta to Mattala nonstop flight path and travel direction.
Click to see flight route on Google Map between Marietta, United States and Mattala, Sri Lanka. .
Nonstop flight route between Marietta, United States and Mattala, Sri Lanka.
Time Difference Between the Airports • - HRI
Time difference between
Marietta (United States) and
Mattala (Sri Lanka) is 9 Hours 30 Minutes.
Mattala time is 9 Hours 30 Minutes ahead of Marietta.
| Location | Local Time |
| Marietta (United States) | 2026-06-23, 14:44:50 EDT |
| Mattala (Sri Lanka) | 2026-06-24, 00:14:50 +0530 |
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.