Distance From Diori Hamani International Airport to Ronald Reagan Washington National Airport, NIM - DCA Distance

The distance from Diori Hamani International Airport (NIM) to Ronald Reagan Washington National Airport (DCA) is 5063 miles or 8147 kilometers or 4396 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 Niamey ( Niger ) to Washington ( United States )?

A one-way nonstop (direct) flight between Niamey and Washington takes around 11 hours 38 minutes.

Estimated flight time from Diori Hamani International Airport, Niamey, Niger to Ronald Reagan Washington National Airport, Washington, United States is 11 hours 38 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 • NIM - DCA

Kilometers		8147 km
Statute Miles		5063 miles
Nautical Miles		4396 nm
Avg. Time of Flight		11 hours 38 minutes

Diori Hamani International Airport to Ronald Reagan Washington National Airport Flight Route Map - NIM to DCA Flight Path

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

Click to see flight route on Google Map between Niamey, Niger and Washington, United States. .

Nonstop flight route between Niamey, Niger and Washington, United States.

Time Difference Between the Airports • NIM - DCA

Time difference between Niamey (Niger) and Washington (United States) is 6 Hours.
Washington time is 6 Hours behind Niamey.

Location	Local Time
Niamey (Niger)	2026-11-03, 21:53:17 WAT
Washington (United States)	2026-11-03, 15:53:17 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

Diori Hamani International Airport (NIM / DRRN) Niamey, Niger

Destination

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