Distance From Columbia County Airport to Roberts International Airport, HCC - ROB Distance

The distance from Columbia County Airport (HCC) to Roberts International Airport (ROB) is 4577 miles or 7366 kilometers or 3975 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 Hudson ( United States ) to Monrovia ( Liberia )?

A one-way nonstop (direct) flight between Hudson and Monrovia takes around 10 hours 31 minutes.

Estimated flight time from Columbia County Airport, Hudson, United States to Roberts International Airport, Monrovia, Liberia is 10 hours 31 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 • HCC - ROB

Kilometers		7366 km
Statute Miles		4577 miles
Nautical Miles		3975 nm
Avg. Time of Flight		10 hours 31 minutes

Columbia County Airport to Roberts International Airport Flight Route Map - HCC to ROB Flight Path

Location of Columbia County Airport & Roberts International Airport is given below.
Click the map to view Hudson to Monrovia nonstop flight path and travel direction.

Click to see flight route on Google Map between Hudson, United States and Monrovia, Liberia. .

Nonstop flight route between Hudson, United States and Monrovia, Liberia.

Time Difference Between the Airports • HCC - ROB

Time difference between Hudson (United States) and Monrovia (Liberia) is 5 Hours.
Monrovia time is 5 Hours ahead of Hudson.

Location	Local Time
Hudson (United States)	2025-12-15, 13:39:38 EST
Monrovia (Liberia)	2025-12-15, 18:39:38 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

Columbia County Airport (HCC / 1B1) Hudson, United States

Destination

Roberts International Airport (ROB / GLRB) Monrovia, Liberia