Cheap Flights from Seoul to Sihanoukville starting at S$ 163

We've found these cheap flights for you. You can book one-way or return flight tickets.

Round-trip
One way

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Cheapest time to fly from Seoul to Sihanoukville

We monitor flight fares to help you find the best deals effortlessly

Cheapest flights

From price

23 30
Apr

30 6
6 13
13 20
20 27
May

27 4
4 11
11 18
18 25
Jun

25 1
1 8
8 15

Displayed prices are calculated based on the lowest average weekly prices of the corresponding route on Trip.com.

Frequently Asked Questions

When to buy flight tickets from Seoul (SEL) to Sihanoukville (KOS) the cheapest?

Airlines adjust prices for flights from Seoul to Sihanoukville based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the cheapest flight prices on Tuesdays, Wednesdays, and Saturdays.
How much is a flight from Seoul (SEL) to Sihanoukville (KOS) cost?

According to Trip.com's data, the lowest price is around S$ 808.
How many airports in Sihanoukville?

There are 1 airports near Sihanoukville: Sihanouk International Airport.

How to find a cheap flight from Seoul to Sihanoukville

Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Seoul to Sihanoukville. Book your flights at the right time and save more.

Choose your dates flexibly and get the best deals on flights from Seoul to Sihanoukville.

Tap 'Date' on the flight search bar to browse the calendar for Seoul to Sihanoukville airfare over the next 6 months in 2025. If you're looking to fly within the next 3 months, the cheapest date seems to be Sun, Apr 20, with one-way flights starting at S$ 163.

Compare cheap flight deals from hundreds of airlines for Seoul to Sihanoukville flights.

Our extensive search lets you compare prices from over 500 airlines to find the cheapest flights from Seoul to Sihanoukville. The cheapest flight at the moment is with AirAsia X Berhad (Malaysia).

Set up a Price Alert

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Don't miss out on cheap deals and promo codes for Seoul to Sihanoukville flights.

You can always get the latest deals through Trip.com Deals and Promo Codes for cheap flights. Sign up for a free membership for more exclusive flight deals.

Book early or wait for last-minute deals.

It's always better to book early. Flight tickets are often at their lowest when first released, usually a year ahead of departure. Keep an eye out as soon as your desired flights open for booking. If you miss the early deals, you may still find lower prices closer to your travel date.

Search for flights on the go.

For the best flight booking experience on the go, download Trip.com and search for cheap flights from Seoul to Sihanoukville to get your exclusive deals.

Find cheapest flight ticket from Seoul to Sihanoukville

Cheapest one-way flight price	S$ 163
Off-season for travel	March
Peak season for travel	June
Flight distance	3,793.13km
Popular airline	Eva Air