Distance From Osan Air Base to Tianjin Binhai International Airport, OSN - TSN Distance

The distance from Osan Air Base (OSN) to Tianjin Binhai International Airport (TSN) is 545 miles or 877 kilometers or 473 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 ( South Korea ) to Tianjin ( China )?

A one-way nonstop (direct) flight between and Tianjin takes around 1 hours 15 minutes.

Estimated flight time from Osan Air Base, , South Korea to Tianjin Binhai International Airport, Tianjin, China is 1 hours 15 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 • OSN - TSN

Kilometers		877 km
Statute Miles		545 miles
Nautical Miles		473 nm
Avg. Time of Flight		1 hours 15 minutes

Osan Air Base to Tianjin Binhai International Airport Flight Route Map - OSN to TSN Flight Path

Location of Osan Air Base & Tianjin Binhai International Airport is given below.
Click the map to view to Tianjin nonstop flight path and travel direction.

Click to see flight route on Google Map between , South Korea and Tianjin, China. .

Nonstop flight route between , South Korea and Tianjin, China.

Time Difference Between the Airports • OSN - TSN

Time difference between (South Korea) and Tianjin (China) is 1 Hours.
Tianjin time is 1 Hours behind .

Location	Local Time
(South Korea)	2026-03-15, 21:55:13 KST
Tianjin (China)	2026-03-15, 20:55:13 CST

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

Osan Air Base (OSN / RKSO) , South Korea

Destination

Tianjin Binhai International Airport (TSN / ZBTJ) Tianjin, China