Cheap Flights from Seoul (ICN) to Phnom Penh (PNH)

View AU$164 flight on Thu, 19 Jun. 2025Opens in a new window

Popular airlines from Incheon Intl. Airport (ICN) to Phnom Penh Intl. Airport (PNH)

  • Plan, book, fly with confidence

  • trending down icon
    Be in the know
    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon
    Book smarter
    Save up to 35% on select hotels after you book a flight*
  • payments icon
    Earn twice
    Earn your airline miles on top of our rewards
    Sign in

Cheap Flights from Seoul (ICN) to Phnom Penh (PNH)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

Xiamen Airlines
Wed., 23 Jul. - Wed., 30 Jul.
ICN
Seoul
PNH
Phnom Penh
AU$537 Return, found 5 days ago
AU$537
Return
found 5 days ago
Select Xiamen Airlines flight, departing Wed., 23 Jul. from Seoul to Phnom Penh, returning Wed., 30 Jul., priced at AU$537 found 5 days ago
Flight from Seoul to Phnom Penh route information
Origin airport
Incheon Intl.
Destination airport
Phnom Penh Intl.
Return price
AU$537
Distance
3574 km
Average flight time
3 hours 28 mins

Your quick guide to flights from Seoul to Phnom Penh

Pick up great flights from Seoul to Phnom Penh

With Expedia, you have your pick of 5 flights a day with 20 airlines covering flights from Seoul to Phnom Penh. Whether you’re on a business trip, a family holiday or a luxury break, just enter your travel dates, hit search then check out your choice of flights. Select from return, one way or multi-city flights, and use the advance search tool if you want a direct or refundable flight. You can narrow your search to show you just your preferred cabin class and airline, too. It’s all easy. You can book direct flights from Seoul to Phnom Penh that take around 5 hours.

Find cheap flights from Seoul to Phnom Penh

From the great flight deals with prices currently ranging from AU$537 to AU$537, you can choose to see the cheapest flights first. Generally, you can book the cheapest flights from Seoul to Phnom Penh around 4 to 6 weeks in advance. If your travel dates are flexible, try to avoid weekends and peak seasons – when you are more likely to grab the lowest prices. Even last minute, there are some impressive deals. The cheapest time to fly to Phnom Penh is normally in July.

Reasons to book your flight from Seoul to Phnom Penh with Expedia

Expedia makes it easy to find, book, and travel, with everything you need all in one place. When you enter your travel details, find fantastic deals just for you on flight tickets from Seoul to Phnom Penh across all the main airline carriers, so you can save time, dollars, and hassle finding the perfect flight. If you think your plans could change, choose refundable flights so any changes won’t cost you more. Book your flight to Phnom Penh right now and, if you join Expedia Rewards, you earn points this time and every time you travel with Expedia.

Frequently asked questions

How much is a flight from ICN to PNH?
Round-trip journeys from Incheon Intl. Airport (ICN) to PNH start from AU$537. This price is based on fares available within the last 7 days on Expedia for flights departing within the next year — book now so you don’t miss out. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Incheon Airport to Phnom Penh Airport?
This can differ between air carriers, as each has its own terms and conditions. Head to the Customer Service Portal, where there are simple instructions on how to cancel your flight online.
How do I find cheap flights from Seoul--Incheon Intl. Airport to PNH that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you’re searching for Incheon Airport to PNH flights, you’ll see a “no change fees” filter for you to select.
How far is the flight from Incheon Intl. Airport (ICN) to Phnom Penh Airport?
It’s around 3 600 kilometres between South Korea and Cambodia, so you’ll be strapped into your seat for a while. Keep yourself entertained by packing things like crossword puzzles or the latest bestseller.
Which airlines fly direct from Seoul--Incheon Intl. Airport to PNH?
A popular airline that flies from ICN to Phnom Penh Airport is Korean Air (KE). It offers 30 monthly flights. Another airline operating on this route is Asiana Airlines (OZ). You’ll have 30 flights every month to choose from.
Are Incheon Airport to Phnom Penh Airport flight tickets cheaper when they're purchased at the last minute?
Flight tickets from Seoul–Incheon Intl. Airport to Phnom Penh Airport are available up to 12 months before departure on Expedia. And although you may score fantastic last-minute deals, it’s never a sure thing. Also, booking your flights in advance means you’ll have more options — and you can avoid getting stuck in the dreaded middle seat! We’re constantly updating our fares to bring you the best bargains, so keep checking in for all the latest specials.

Explore a world of travel with Expedia

Seoul Airports

Seoul

*Available to Expedia members.