Distance From Johnson County Airport to John Glenn Columbus International Airport

The distance from Johnson County Airport () to John Glenn Columbus International Airport (CMH) is 255 miles or 409 kilometers or 221 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 Mountain City ( United States ) to Columbus ( United States )?

A one-way nonstop (direct) flight between Mountain City and Columbus takes around 0 hours 35 minutes.

Estimated flight time from Johnson County Airport, Mountain City, United States to John Glenn Columbus International Airport, Columbus, United States is 0 hours 35 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 • - CMH

Kilometers		409 km
Statute Miles		255 miles
Nautical Miles		221 nm
Avg. Time of Flight		0 hours 35 minutes

Johnson County Airport to John Glenn Columbus International Airport Flight Route Map - to CMH Flight Path

Location of Johnson County Airport & John Glenn Columbus International Airport is given below.
Click the map to view Mountain City to Columbus nonstop flight path and travel direction.

Click to see flight route on Google Map between Mountain City, United States and Columbus, United States. .

Nonstop flight route between Mountain City, United States and Columbus, United States.

Time Difference Between the Airports • - CMH

Time difference between Mountain City (United States) and Columbus (United States) is 0 Hours.

Location	Local Time
Mountain City (United States)	2025-12-14, 12:14:46 EST
Columbus (United States)	2025-12-14, 12:14:46 EST

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

Johnson County Airport ( / K6A4) Mountain City, United States

Destination

John Glenn Columbus International Airport (CMH / KCMH) Columbus, United States