Distance From Ulsan Airport to Václav Havel Airport Prague, USN - PRG Distance

The distance from Ulsan Airport (USN) to Václav Havel Airport Prague (PRG) is 5319 miles or 8560 kilometers or 4619 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 Ulsan ( South Korea ) to Prague ( Czech Republic )?

A one-way nonstop (direct) flight between Ulsan and Prague takes around 12 hours 13 minutes.

Estimated flight time from Ulsan Airport, Ulsan, South Korea to Václav Havel Airport Prague, Prague, Czech Republic is 12 hours 13 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 • USN - PRG

Kilometers		8560 km
Statute Miles		5319 miles
Nautical Miles		4619 nm
Avg. Time of Flight		12 hours 13 minutes

Ulsan Airport to Václav Havel Airport Prague Flight Route Map - USN to PRG Flight Path

Location of Ulsan Airport & Václav Havel Airport Prague is given below.
Click the map to view Ulsan to Prague nonstop flight path and travel direction.

Click to see flight route on Google Map between Ulsan, South Korea and Prague, Czech Republic. .

Nonstop flight route between Ulsan, South Korea and Prague, Czech Republic.

Time Difference Between the Airports • USN - PRG

Time difference between Ulsan (South Korea) and Prague (Czech Republic) is 8 Hours.
Prague time is 8 Hours behind Ulsan.

Location	Local Time
Ulsan (South Korea)	2025-12-16, 10:12:29 KST
Prague (Czech Republic)	2025-12-16, 02:12:29 CET

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

Ulsan Airport (USN / RKPU) Ulsan, South Korea

Destination

Václav Havel Airport Prague (PRG / LKPR) Prague, Czech Republic