Distance From Stephenville Clark Regional Airport to Cologne Bonn Airport, SEP - CGN Distance

The distance from Stephenville Clark Regional Airport (SEP) to Cologne Bonn Airport (CGN) is 5126 miles or 8250 kilometers or 4452 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 Stephenville ( United States ) to Köln (Cologne) ( Germany )?

A one-way nonstop (direct) flight between Stephenville and Köln (Cologne) takes around 11 hours 47 minutes.

Estimated flight time from Stephenville Clark Regional Airport, Stephenville, United States to Cologne Bonn Airport, Köln (Cologne), Germany is 11 hours 47 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 • SEP - CGN

Kilometers		8250 km
Statute Miles		5126 miles
Nautical Miles		4452 nm
Avg. Time of Flight		11 hours 47 minutes

Stephenville Clark Regional Airport to Cologne Bonn Airport Flight Route Map - SEP to CGN Flight Path

Location of Stephenville Clark Regional Airport & Cologne Bonn Airport is given below.
Click the map to view Stephenville to Köln (Cologne) nonstop flight path and travel direction.

Click to see flight route on Google Map between Stephenville, United States and Köln (Cologne), Germany. .

Nonstop flight route between Stephenville, United States and Köln (Cologne), Germany.

Time Difference Between the Airports • SEP - CGN

Time difference between Stephenville (United States) and Köln (Cologne) (Germany) is 8 Hours.
Köln (Cologne) time is 8 Hours ahead of Stephenville.

Location	Local Time
Stephenville (United States)	2026-08-02, 11:46:59 MDT
Köln (Cologne) (Germany)	2026-08-02, 19:46:59 CEST

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

Stephenville Clark Regional Airport (SEP / KSEP) Stephenville, United States

Destination

Cologne Bonn Airport (CGN / EDDK) Köln (Cologne), Germany