Distance From Tainan International Airport / Tainan Air Base to John Glenn Columbus International Airport, TNN - CMH Distance

The distance from Tainan International Airport / Tainan Air Base (TNN) to John Glenn Columbus International Airport (CMH) is 7840 miles or 12617 kilometers or 6808 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 Tainan (Rende) ( Taiwan ) to Columbus ( United States )?

A one-way nonstop (direct) flight between Tainan (Rende) and Columbus takes around 18 hours 1 minutes.

Estimated flight time from Tainan International Airport / Tainan Air Base, Tainan (Rende), Taiwan to John Glenn Columbus International Airport, Columbus, United States is 18 hours 1 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 • TNN - CMH

Kilometers		12617 km
Statute Miles		7840 miles
Nautical Miles		6808 nm
Avg. Time of Flight		18 hours 1 minutes

Tainan International Airport / Tainan Air Base to John Glenn Columbus International Airport Flight Route Map - TNN to CMH Flight Path

Location of Tainan International Airport / Tainan Air Base & John Glenn Columbus International Airport is given below.
Click the map to view Tainan (Rende) to Columbus nonstop flight path and travel direction.

Click to see flight route on Google Map between Tainan (Rende), Taiwan and Columbus, United States. .

Nonstop flight route between Tainan (Rende), Taiwan and Columbus, United States.

Time Difference Between the Airports • TNN - CMH

Time difference between Tainan (Rende) (Taiwan) and Columbus (United States) is 13 Hours.
Columbus time is 13 Hours behind Tainan (Rende).

Location	Local Time
Tainan (Rende) (Taiwan)	2025-12-15, 04:16:36 CST
Columbus (United States)	2025-12-14, 15:16:36 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

Tainan International Airport / Tainan Air Base (TNN / RCNN) Tainan (Rende), Taiwan

Destination

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