The distance from UCSF Medical Center at Mission Bay Helipad () to Mattala Rajapaksa International Airport (HRI) is 9038 miles or 14545 kilometers or 7848 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.
14545 kilometers is the direct flight distance between UCSF Medical Center at Mission Bay Helipad (United States) and Mattala Rajapaksa International Airport (Sri Lanka).
How long does it take to travel from San Francisco ( United States ) to Mattala ( Sri Lanka )?
A one-way nonstop (direct) flight between San Francisco and Mattala takes around 20 hours 46 minutes.
Estimated
flight time from UCSF Medical Center at Mission Bay Helipad, San Francisco, United States to Mattala Rajapaksa International Airport, Mattala, Sri Lanka is
20 hours 46 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 | | 14545 km |
| Statute Miles | | 9038 miles |
| Nautical Miles | | 7848 nm |
| Avg. Time of Flight | | 20 hours 46 minutes |
UCSF Medical Center at Mission Bay Helipad to Mattala Rajapaksa International Airport Flight Route Map - to HRI Flight Path
Location of UCSF Medical Center at Mission Bay Helipad & Mattala Rajapaksa International Airport is given below.
Click the map to view San Francisco to Mattala nonstop flight path and travel direction.
Click to see flight route on Google Map between San Francisco, United States and Mattala, Sri Lanka. .
Nonstop flight route between San Francisco, United States and Mattala, Sri Lanka.
Time Difference Between the Airports • - HRI
Time difference between
San Francisco (United States) and
Mattala (Sri Lanka) is 12 Hours 30 Minutes.
Mattala time is 12 Hours 30 Minutes ahead of San Francisco.
| Location | Local Time |
| San Francisco (United States) | 2026-03-22, 03:20:27 PDT |
| Mattala (Sri Lanka) | 2026-03-22, 15:50:27 +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.