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Cheap Flights from Incheon International to Phnom Penh

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Compare Incheon International to Phnom Penh flight deals

Find the cheapest month or even day of the year to fly to Phnom Penh

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Flight deals from Incheon International to Phnom Penh

Looking for a cheap last-minute deal or the best return flight from Incheon International to Phnom Penh? Find the lowest prices on one-way and return tickets right here.
Phnom Penh.163 € per passenger.Departing Wed, 3 Sep, returning Sat, 6 Sep.Return flight with China Southern.Outbound indirect flight with China Southern, departs from Incheon International on Wed, 3 Sep, arriving in Phnom Penh.Inbound indirect flight with China Southern, departs from Phnom Penh on Sat, 6 Sep, arriving in Incheon International.Price includes taxes and charges.From 163 €, select.
Phnom Penh.192 € per passenger.Departing Thu, 12 Jun, returning Mon, 30 Jun.Return flight with China Southern.Outbound indirect flight with China Southern, departs from Incheon International on Thu, 12 Jun, arriving in Phnom Penh.Inbound indirect flight with China Southern, departs from Phnom Penh on Mon, 30 Jun, arriving in Incheon International.Price includes taxes and charges.From 192 €, select.
Phnom Penh.198 € per passenger.Departing Fri, 4 Jul, returning Wed, 9 Jul.Return flight with China Southern.Outbound indirect flight with China Southern, departs from Incheon International on Fri, 4 Jul, arriving in Phnom Penh.Inbound indirect flight with China Southern, departs from Phnom Penh on Wed, 9 Jul, arriving in Incheon International.Price includes taxes and charges.From 198 €, select.
Phnom Penh.206 € per passenger.Departing Sun, 31 Aug, returning Sun, 7 Sep.Return flight with Vietnam Airlines.Outbound indirect flight with Vietnam Airlines, departs from Incheon International on Sun, 31 Aug, arriving in Phnom Penh.Inbound indirect flight with Vietnam Airlines, departs from Phnom Penh on Sun, 7 Sep, arriving in Incheon International.Price includes taxes and charges.From 206 €, select.
Phnom Penh.206 € per passenger.Departing Wed, 22 Oct, returning Wed, 29 Oct.Return flight with Vietnam Airlines.Outbound indirect flight with Vietnam Airlines, departs from Incheon International on Wed, 22 Oct, arriving in Phnom Penh.Inbound indirect flight with Vietnam Airlines, departs from Phnom Penh on Wed, 29 Oct, arriving in Incheon International.Price includes taxes and charges.From 206 €, select.
Phnom Penh.206 € per passenger.Departing Fri, 31 Oct, returning Fri, 7 Nov.Return flight with Vietnam Airlines.Outbound indirect flight with Vietnam Airlines, departs from Incheon International on Fri, 31 Oct, arriving in Phnom Penh.Inbound indirect flight with Vietnam Airlines, departs from Phnom Penh on Fri, 7 Nov, arriving in Incheon International.Price includes taxes and charges.From 206 €, select.
Phnom Penh.211 € per passenger.Departing Tue, 24 Jun, returning Tue, 8 Jul.Return flight with China Southern.Outbound indirect flight with China Southern, departs from Incheon International on Tue, 24 Jun, arriving in Phnom Penh.Inbound indirect flight with China Southern, departs from Phnom Penh on Tue, 8 Jul, arriving in Incheon International.Price includes taxes and charges.From 211 €, select.
Phnom Penh.213 € per passenger.Departing Sun, 24 Aug, returning Sun, 31 Aug.Return flight with Vietnam Airlines.Outbound indirect flight with Vietnam Airlines, departs from Incheon International on Sun, 24 Aug, arriving in Phnom Penh.Inbound indirect flight with Vietnam Airlines, departs from Phnom Penh on Sun, 31 Aug, arriving in Incheon International.Price includes taxes and charges.From 213 €, select.

Find the cheapest month to fly from Incheon International to Phnom Penh

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Incheon International to Phnom Penh flights are currently cheapest in September.
Jun
from 192 €
Jul
from 198 €
Aug
from 213 €
Sep
from 163 €
Oct
from 206 €
Nov
from 223 €
Dec
from 228 €
Jan
from 299 €
Feb
from 307 €
Mar
from 269 €
Apr
from 219 €
May
from 251 €

Direct flights from Incheon International to Phnom Penh

Incheon International to Phnom Penh: Alternative routes

Compare routes from Incheon International to Phnom Penh below. You may find an airport to fly into that's cheaper, faster, or easier than Phnom Penh.

Seoul to Phnom Penh: Flight information

The things to know before you go.
Cheapest flight found163 €
Cheapest month to flySeptember
Average flight time5 hrs, 36 mins
Most popular airlineUnited
Average flights per week20

Finding cheap flights from Incheon International to Phnom Penh: Frequently asked questions

The best price we found for a return flight from Incheon International to Phnom Penh is 163 €. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Incheon International to Phnom Penh. But we found flights with one or more stops from 163 €.
As of June 2025, there are no flights flying from Incheon International to Phnom Penh.
The cheapest month to fly from Incheon International to Phnom Penh is usually June 2025.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Incheon International Airport to Phnom Penh Airport on Wednesday, 3 September 2025.
No airlines currently offer direct flights between Incheon International Airport and Phnom Penh Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Phnom Penh but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Phnom Penh is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, China Southern and Asiana Airlines offer the cheapest flight tickets to Phnom Penh.

Flying from Incheon International Airport (ICN) to Phnom Penh International Airport (PNH): what you need to know

  • The average duration of a direct flight from Incheon International Airport to Phnom Penh International Airport is 5 hours 30 minutes.

  • Phnom Penh is two hours behind Seoul and is in the UTC+7 timezone.

  • Every week, there are 21 Incheon International Airport to Phnom Penh International Airport flights. If you'd like to take off early, jump on the 11:35 Sky Angkor flight. If you'd rather make the most of your day before flying, the latest flight is at 19:30 with Asiana Airlines.

  • Leave plenty of time to make your ICN to PNH flight. A good rule of thumb is to arrive at least two hours before international departures and an hour ahead for domestic flights.

  • During popular months such as July, it's a good idea to get to the airport earlier than normal. Arrive two hours before a domestic departure and four hours ahead of an international flight when you fly during a high season in general.

  • A variety of airlines operate direct flights from Incheon International Airport to Phnom Penh International Airport, so getting to Phnom Penh (and then visiting more of Cambodia!) is easy. Top carriers that fly nonstop include:

  • The airline most travellers prefer to fly with on this route is Korean Air.

  • Korean Air is the most punctual carrier offering ICN to PNH flights.

  • If you want to split up your journey, just deselect 'Direct flights only' when searching for your ticket from Incheon International Airport to Phnom Penh International Airport. These are the most popular stopovers between ICN and PNH:

    • Hong Kong International Airport

    • Tan Son Nhat International Airport

    • Taiwan Taoyuan International Airport

How to find the cheapest flights from Incheon International Airport (ICN) to Phnom Penh International Airport (PNH)

  • The cheapest price we've seen for a one-way Incheon International Airport to Phnom Penh International Airport flight is 93 €. A round-trip fare is currently 163 €. Depending on the availability when you book, these fares could change.

  • To get cheap tickets from ICN to PNH, book your journey six months before your departure date.

  • Schedule your trip for May. That's the cheapest month for flights from Incheon International Airport to Phnom Penh International Airport. If you have flexibility with your dates, use the 'Whole month' tool to find the lowest airfare across each month.

  • Never miss a deal on cheap flights from ICN to PNH by setting up a Price Alert. We'll send you an email or push notification on the app when a new discounted fare appears.

  • Choose your ideal departure and arrival times, number of stops and airlines with the filters. Alternatively, sort your results by 'Cheapest' to find the best deals on flights from Incheon International Airport to Phnom Penh International Airport.

Handy information about Incheon International Airport (ICN)

  • 54.5% of flights that leave from Incheon International Airport arrive at their destination on time.

  • Incheon International Airport is about 48 kilometres from the centre of Seoul. To help work out how to get there, use Google Maps. This useful travel app will show you the fastest route and your public transport options.

  • Catching public transport? You can expect a journey time of around 1 hour 45 minutes.

  • Looking for a convenient hotel close to ICN? If you've booked an early flight from Incheon International Airport to Phnom Penh International Airport, these stays will have you sleeping moments from your departure lounge:

Arriving at Phnom Penh International Airport (PNH)

  • The last thing you need is a long trip to your hotel if you're getting in late on an Incheon International Airport to Phnom Penh International Airport flight. Check in to one of these accommodation options near PNH instead:

  • Follow your own route with a Phnom Penh International Airport rental car. Pick up your wheels from Europcar, Avis or Budget and chase adventure across Phnom Penh and beyond.

  • For the best deal, reserve your vehicle from Phnom Penh International Airport about one week ahead.

Getting from Phnom Penh International Airport (PNH) to central Phnom Penh

  • Phnom Penh International Airport to central Phnom Penh has a drive time of around 30 minutes. It's approximately 11 kilometres away.

When to fly to Phnom Penh International Airport (PNH)

  • It's time to pick your trip dates for your flight from Incheon International Airport to Phnom Penh International Airport. August is the most popular month to visit Phnom Penh. If you want a quieter vibe, go in February.

  • Lock in your flight from Incheon International Airport to Phnom Penh International Airport for March if you'd like to explore Phnom Penh during its warmest month. Expect temperatures of between 23ºC (73ºF) and 38ºC (100ºF).

  • Search for cheap tickets from ICN to PNH in January if you like travelling in cooler conditions. Temperatures are at their lowest around then, ranging between 20ºC (68ºF) and 33ºC (91ºF) on average.

Explore more of Cambodia

  • Sihanoukville is just one of the many cities in Cambodia waiting to be discovered once you've seen Phnom Penh. Around 193 kilometres away to the south-west, its best attractions include Ochheuteal Beach, Wat Leu Temple and Wat Krom Temple.

  • Around 257 kilometres north-west of Phnom Penh, Battambang is another favourite stop in Cambodia. Start your sightseeing at The Garden of SamDech Sar Kheng, Spean Thmor Chas and សួននាគសន្តិភាព-Dragon Peace Garden.

Plan the rest of your trip from Seoul to Phnom Penh

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.