Distance From Ubon Ratchathani Airport to Ronald Reagan Washington National Airport, UBP - DCA Distance

The distance from Ubon Ratchathani Airport (UBP) to Ronald Reagan Washington National Airport (DCA) is 8697 miles or 13996 kilometers or 7552 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 Ubon Ratchathani ( Thailand ) to Washington ( United States )?

A one-way nonstop (direct) flight between Ubon Ratchathani and Washington takes around 19 hours 59 minutes.

Estimated flight time from Ubon Ratchathani Airport, Ubon Ratchathani, Thailand to Ronald Reagan Washington National Airport, Washington, United States is 19 hours 59 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 • UBP - DCA

Kilometers		13996 km
Statute Miles		8697 miles
Nautical Miles		7552 nm
Avg. Time of Flight		19 hours 59 minutes

Ubon Ratchathani Airport to Ronald Reagan Washington National Airport Flight Route Map - UBP to DCA Flight Path

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

Click to see flight route on Google Map between Ubon Ratchathani, Thailand and Washington, United States. .

Nonstop flight route between Ubon Ratchathani, Thailand and Washington, United States.

Time Difference Between the Airports • UBP - DCA

Time difference between Ubon Ratchathani (Thailand) and Washington (United States) is 12 Hours.
Washington time is 12 Hours behind Ubon Ratchathani.

Location	Local Time
Ubon Ratchathani (Thailand)	2025-12-14, 15:22:30 +07
Washington (United States)	2025-12-14, 03:22:30 EST

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

Ubon Ratchathani Airport (UBP / VTUU) Ubon Ratchathani, Thailand

Destination

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