Distance From Ostrava Leos Janáček Airport to Siem Reap International Airport, OSR - REP Distance

The distance from Ostrava Leos Janáček Airport (OSR) to Siem Reap International Airport (REP) is 5324 miles or 8568 kilometers or 4624 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 Ostrava ( Czech Republic ) to Siem Reap ( Cambodia )?

A one-way nonstop (direct) flight between Ostrava and Siem Reap takes around 12 hours 14 minutes.

Estimated flight time from Ostrava Leos Janáček Airport, Ostrava, Czech Republic to Siem Reap International Airport, Siem Reap, Cambodia is 12 hours 14 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 • OSR - REP

Kilometers		8568 km
Statute Miles		5324 miles
Nautical Miles		4624 nm
Avg. Time of Flight		12 hours 14 minutes

Ostrava Leos Janáček Airport to Siem Reap International Airport Flight Route Map - OSR to REP Flight Path

Location of Ostrava Leos Janáček Airport & Siem Reap International Airport is given below.
Click the map to view Ostrava to Siem Reap nonstop flight path and travel direction.

Click to see flight route on Google Map between Ostrava, Czech Republic and Siem Reap, Cambodia. .

Nonstop flight route between Ostrava, Czech Republic and Siem Reap, Cambodia.

Time Difference Between the Airports • OSR - REP

Time difference between Ostrava (Czech Republic) and Siem Reap (Cambodia) is 6 Hours.
Siem Reap time is 6 Hours ahead of Ostrava.

Location	Local Time
Ostrava (Czech Republic)	2026-02-06, 12:09:57 CET
Siem Reap (Cambodia)	2026-02-06, 18:09:57 +07

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

Ostrava Leos Janáček Airport (OSR / LKMT) Ostrava, Czech Republic

Destination

Siem Reap International Airport (REP / VDSR) Siem Reap, Cambodia