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Flights from Seoul to Siem Reap
There are no direct flights from Seoul to Siem Reap. The easiest way is one stop via Hanoi or Bangkok, about 6h 58m door to door.
No direct flights · 6 connection options From 6h 58m
Seoul to Siem Reap at a glance
Fastest journey6h 58mEstimated
Nonstop flightsNoneConnect via Hanoi or Bangkok
Best ways to fly from Seoul to Siem Reap
Ranked by how easy the connection is: one airline or alliance first (bags and connection protected), then the quickest self-transfer options.
1Search
SEL Hanoi (HAN) SAI
Leg 1: Asiana Airlines, Jeju Air, Korean Air · Leg 2: VietJet Air, Vietnam Airlines
3Search
SEL Shenzhen (SZX) SAI
Leg 1: Asiana Airlines, China Southern Airlines, Korean Air · Leg 2: Air Cambodia
4Search
SEL Phnom Penh (KTI) SAI
Leg 1: Asiana Airlines, Korean Air, Sky Angkor Airlines · Leg 2: Air Cambodia, AirAsia Cambodia, Cambodia Airways
5Search
SEL Ho Chi Minh City (SGN) SAI
Leg 1: Asiana Airlines, Korean Air, Sun PhuQuoc Airways · Leg 2: Air Cambodia
Connections are computed from flights actually flown over the last 8 weeks, with at least 45 minutes to change on one airline and 2 hours on separate tickets. Times are local. The search shows live itineraries and exact times.
Good to know
- Distance
- 3,533 km2,194 miles
- Journey time
- 6h 58mestimate
- Time difference
- -2hSiem Reap vs Seoul
- Currency in Siem Reap
- USD
- Airports
- ICN, GMP → SAI
Flights from Seoul to Siem Reap: questions answered
Are there direct flights from Seoul to Siem Reap?
No. There is no nonstop service, so you will connect, most easily in Hanoi, Bangkok and Shenzhen. Some connections are on one airline or alliance, so your bags and connection are protected on a single ticket.
How long is the flight from Seoul to Siem Reap?
With one connection the journey usually takes around 6h 58m, depending on the layover. The straight-line distance is 3,533 km.
Where do you change planes between Seoul and Siem Reap?
The best connecting points are Hanoi (HAN), Bangkok (BKK), Shenzhen (SZX) and Phnom Penh (KTI). Asiana Airlines flies both legs via Hanoi, so you can book it as one ticket.
Which airports serve Seoul and Siem Reap?
Seoul: Incheon International Airport (ICN) and Seoul Gimpo International Airport (GMP). Siem Reap: Siem Reap-Angkor International Airport (SAI).
What is the time difference between Seoul and Siem Reap?
Siem Reap is 2 hours behind Seoul.





