Distance From Duluth International Airport to Roberts International Airport, DLH - ROB Distance

The distance from Duluth International Airport (DLH) to Roberts International Airport (ROB) is 5519 miles or 8882 kilometers or 4793 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 Duluth ( United States ) to Monrovia ( Liberia )?

A one-way nonstop (direct) flight between Duluth and Monrovia takes around 12 hours 41 minutes.

Estimated flight time from Duluth International Airport, Duluth, United States to Roberts International Airport, Monrovia, Liberia is 12 hours 41 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 • DLH - ROB

Kilometers		8882 km
Statute Miles		5519 miles
Nautical Miles		4793 nm
Avg. Time of Flight		12 hours 41 minutes

Duluth International Airport to Roberts International Airport Flight Route Map - DLH to ROB Flight Path

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

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

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

Time Difference Between the Airports • DLH - ROB

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

Location	Local Time
Duluth (United States)	2026-06-19, 14:09:10 CDT
Monrovia (Liberia)	2026-06-19, 19:09:10 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

Duluth International Airport (DLH / KDLH) Duluth, United States

Destination

Roberts International Airport (ROB / GLRB) Monrovia, Liberia