Distance From Harding County Airport to Keflavik International Airport

The distance from Harding County Airport () to Keflavik International Airport (KEF) is 3203 miles or 5154 kilometers or 2781 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 Buffalo ( United States ) to Reykjavík ( Iceland )?

A one-way nonstop (direct) flight between Buffalo and Reykjavík takes around 7 hours 21 minutes.

Estimated flight time from Harding County Airport, Buffalo, United States to Keflavik International Airport, Reykjavík, Iceland is 7 hours 21 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 • - KEF

Kilometers		5154 km
Statute Miles		3203 miles
Nautical Miles		2781 nm
Avg. Time of Flight		7 hours 21 minutes

Harding County Airport to Keflavik International Airport Flight Route Map - to KEF Flight Path

Location of Harding County Airport & Keflavik International Airport is given below.
Click the map to view Buffalo to Reykjavík nonstop flight path and travel direction.

Click to see flight route on Google Map between Buffalo, United States and Reykjavík, Iceland. .

Nonstop flight route between Buffalo, United States and Reykjavík, Iceland.

Time Difference Between the Airports • - KEF

Time difference between Buffalo (United States) and Reykjavík (Iceland) is 5 Hours.
Reykjavík time is 5 Hours ahead of Buffalo.

Location	Local Time
Buffalo (United States)	2026-08-06, 03:42:44 CDT
Reykjavík (Iceland)	2026-08-06, 08:42:44 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

Harding County Airport ( / K9D2) Buffalo, United States

Destination

Keflavik International Airport (KEF / BIKF) Reykjavík, Iceland