Distance From Namerikawa Heliport to Roberts International Airport

The distance from Namerikawa Heliport () to Roberts International Airport (ROB) is 8872 miles or 14277 kilometers or 7704 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 Agematsu ( Japan ) to Monrovia ( Liberia )?

A one-way nonstop (direct) flight between Agematsu and Monrovia takes around 20 hours 23 minutes.

Estimated flight time from Namerikawa Heliport, Agematsu, Japan to Roberts International Airport, Monrovia, Liberia is 20 hours 23 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 • - ROB

Kilometers		14277 km
Statute Miles		8872 miles
Nautical Miles		7704 nm
Avg. Time of Flight		20 hours 23 minutes

Namerikawa Heliport to Roberts International Airport Flight Route Map - to ROB Flight Path

Location of Namerikawa Heliport & Roberts International Airport is given below.
Click the map to view Agematsu to Monrovia nonstop flight path and travel direction.

Click to see flight route on Google Map between Agematsu, Japan and Monrovia, Liberia. .

Nonstop flight route between Agematsu, Japan and Monrovia, Liberia.

Time Difference Between the Airports • - ROB

Time difference between Agematsu (Japan) and Monrovia (Liberia) is 9 Hours.
Monrovia time is 9 Hours behind Agematsu.

Location	Local Time
Agematsu (Japan)	2026-06-22, 18:06:06 JST
Monrovia (Liberia)	2026-06-22, 09:06:06 GMT

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

Namerikawa Heliport ( / ) Agematsu, Japan

Destination

Roberts International Airport (ROB / GLRB) Monrovia, Liberia