Distance From Tachileik Airport to Ronald Reagan Washington National Airport, THL - DCA Distance

The distance from Tachileik Airport (THL) to Ronald Reagan Washington National Airport (DCA) is 8333 miles or 13410 kilometers or 7236 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 Tachileik ( Myanmar ) to Washington ( United States )?

A one-way nonstop (direct) flight between Tachileik and Washington takes around 19 hours 9 minutes.

Estimated flight time from Tachileik Airport, Tachileik, Myanmar to Ronald Reagan Washington National Airport, Washington, United States is 19 hours 9 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 • THL - DCA

Kilometers		13410 km
Statute Miles		8333 miles
Nautical Miles		7236 nm
Avg. Time of Flight		19 hours 9 minutes

Tachileik Airport to Ronald Reagan Washington National Airport Flight Route Map - THL to DCA Flight Path

Location of Tachileik Airport & Ronald Reagan Washington National Airport is given below.
Click the map to view Tachileik to Washington nonstop flight path and travel direction.

Click to see flight route on Google Map between Tachileik, Myanmar and Washington, United States. .

Nonstop flight route between Tachileik, Myanmar and Washington, United States.

Time Difference Between the Airports • THL - DCA

Time difference between Tachileik (Myanmar) and Washington (United States) is 10 Hours 30 Minutes.
Washington time is 10 Hours 30 Minutes behind Tachileik.

Location	Local Time
Tachileik (Myanmar)	2026-06-20, 05:43:46 +0630
Washington (United States)	2026-06-19, 19:13:46 EDT

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

Tachileik Airport (THL / VYTL) Tachileik, Myanmar

Destination

Ronald Reagan Washington National Airport (DCA / KDCA) Washington, United States