HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Phnom Penh

$92+ Cheap flights from Seoul (SEL) to Phnom Penh (PNH)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/18. Fares are subject to change and may not be available on all flights or dates of travel.
SEL — PNH
Aug 5 — Aug 121
Tue 8/5
Tue 8/12
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Seoul to Phnom Penh with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Seoul to Phnom Penh Pochentong are usually found in April or June, booked 35 days in advance, depart on a Sunday or Wednesday and return on a Friday

Cheap flight deals from Seoul to Phnom Penh

Discover tips and strategies to find the most affordable flight options for your journey from Seoul (SEL) to Phnom Penh (PNH). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 31, 2025.

Round-trip from

$283
(CheapOair)

One-way from

$92
(Mytrip)

Popular in

January

Cheapest in

April

Average price

$381

Good round-trip deal

$362 or less

Good one-way deal

$175 or less
From Seoul (SEL) to Phnom Penh Pochentong
Search Deals
One-way flight from Seoul (SEL) to Phnom Penh Pochentong
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($46 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($11 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2025
Search Deals
Price to beat on a round-trip flight from Seoul (SEL) to Phnom Penh Pochentong.
Search Deals
Price to beat on a one-way flight from Seoul (SEL) to Phnom Penh Pochentong.
Search Deals

Find flight deals from Seoul to Phnom Penh

Cheapest flights from Seoul to Phnom Penh
Explore the most affordable flight options available from Seoul to Phnom Penh. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 31, 2025.

This CheapOair deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/158:15 pmICN - PNH
2 stops23h 35mChina Eastern
Tue 8/196:50 pmPNH - ICN
1 stop25h 55mChina Eastern
Deal found 7/31$283
This Vietnam Airlines deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Vietnam Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/255:55 pmICN - PNH
1 stop25h 00mVietnam Airlines
Wed 9/35:45 pmPNH - ICN
2 stops20h 50mVietnam Airlines
Deal found 7/31$289
This SmartFares deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/247:30 pmICN - PNH
Nonstop5h 25mAsiana Airlines
Fri 8/2911:55 pmPNH - ICN
Nonstop5h 25mAsiana Airlines
Deal found 7/30$294
This Philippine Airlines deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Philippine Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/318:35 pmICN - PNH
1 stop29h 40mPhilippine Airlines
Sat 1/31:15 amPNH - ICN
1 stop26h 55mPhilippine Airlines
Deal found 7/30$303
This Expedia deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/2410:05 amICN - PNH
2 stops28h 55mMultiple Airlines
Fri 8/293:35 pmPNH - ICN
1 stop21h 50mMultiple Airlines
Deal found 7/30$308
This Booking.com deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/411:35 amICN - PNH
Nonstop5h 40mSky Angkor
Sun 8/101:30 amPNH - ICN
Nonstop5h 10mSky Angkor
Deal found 7/31$395
This EVA Air deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure EVA Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/81:50 pmGMP - PNH
1 stop23h 25mEVA Air
Mon 8/1112:35 pmPNH - GMP
1 stop27h 35mEVA Air
Deal found 7/31$413
This oojo deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/242:25 pmGMP - PNH
1 stop10h 40mAir China
Thu 8/2812:20 amPNH - GMP
1 stop10h 45mAir China
Deal found 7/30$499
This Expedia deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/242:25 pmGMP - PNH
2 stops21h 50mMultiple Airlines
Thu 8/2812:20 amPNH - GMP
1 stop10h 45mMultiple Airlines
Deal found 7/30$1,356

Cheapflights Fare Finder

 
Customize your flight search to find flights from Seoul to Phnom Penh that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 31, 2025.
Use the filters below to find and compare flights from Seoul to Phnom Penh that are best for you.

Fly from

Seoul

Fly to

Phnom Penh

Route

Depart

Return

Price

IncheonPhnom Penh

ICN - PNH

ICNPNH

Incheon Intl

Fri 8/15

8:15 pm-5:50 pm

2 stops23h 35m

Phnom Penh Pochentong

Tue 8/19

6:50 pm-10:45 pm

1 stop25h 55m

$283

IncheonPhnom Penh

ICN - PNH

ICNPNH

Incheon Intl

Mon 8/25

5:55 pm-4:55 pm

1 stop25h 00m

Phnom Penh Pochentong

Wed 9/3

5:45 pm-4:35 pm

2 stops20h 50m

$289

IncheonPhnom Penh

ICN - PNH

ICNPNH

Incheon Intl

Sun 8/24

7:30 pm-10:55 pm

Nonstop5h 25m

Phnom Penh Pochentong

Fri 8/29

11:55 pm-7:20 am

Nonstop5h 25m

$294

IncheonPhnom Penh

ICN - PNH

ICNPNH

Incheon Intl

Wed 12/31

8:35 pm-12:15 am

1 stop29h 40m

Phnom Penh Pochentong

Sat 1/3

1:15 am-6:10 am

1 stop26h 55m

$303

IncheonPhnom Penh

ICN - PNH

ICNPNH

Incheon Intl

Sun 8/24

10:05 am-1:00 pm

2 stops28h 55m

Phnom Penh Pochentong

Fri 8/29

3:35 pm-3:25 pm

1 stop21h 50m

$308

IncheonPhnom Penh

ICN - PNH

ICNPNH

Incheon Intl

Fri 10/3

8:35 pm-10:50 am

1 stop16h 15m

Phnom Penh Pochentong

Sun 10/12

6:00 pm-12:30 pm

1 stop16h 30m

$393

SeoulPhnom Penh

GMP - PNH

GMPPNH

Seoul Gimpo Intl

Sat 9/20

1:50 pm-11:15 am

1 stop23h 25m

Phnom Penh Pochentong

Tue 9/23

12:35 pm-7:15 pm

1 stop28h 40m

$458

SeoulPhnom Penh

GMP - PNH

GMPPNH

Seoul Gimpo Intl

Sun 8/24

2:25 pm-11:05 pm

1 stop10h 40m

Phnom Penh Pochentong

Thu 8/28

12:20 am-1:05 pm

1 stop10h 45m

$499

SeoulPhnom Penh

GMP - PNH

GMPPNH

Seoul Gimpo Intl

Sun 8/24

2:25 pm-10:15 am

2 stops21h 50m

Phnom Penh Pochentong

Thu 8/28

12:20 am-1:05 pm

1 stop10h 45m

$1,356

IncheonPhnom Penh

ICN - PNH

ICNPNH

Incheon Intl

Mon 8/18

3:15 pm-10:40 am

1 stop21h 25m

$92

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/30

Showing 1-10 of 23 results
1
2
3

Best time to book a flight from Seoul to Phnom Penh

Have a flexible travel schedule? Discover the best time to fly to Phnom Penh from Seoul with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Seoul to Phnom Penh

How far ahead should I book a flight from Seoul to Phnom Penh?

Use this chart to determine the optimal time to book a round-trip flight from Seoul to Phnom Penh. Price data was last updated on July 25, 2025.

To ensure you get the cheapest price possible for a flight from Seoul to Phnom Penh, you should look to book at least 35 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Seoul to Phnom Penh?

Currently, March is the cheapest month in which you can book a flight from Seoul to Phnom Penh (average of $988). Flying from Seoul to Phnom Penh in June is currently the most expensive (average of $1,549). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SEL to PNH?

Find hourly flight availability from Seoul to Phnom Penh. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 31, 2025.

A simple way to save on the total cost of your ticket is to fly from Seoul to Phnom Penh at noon. If you’re flexible enough to do this you can expect to save up to 37% on your trip compared to booking a flight in the evening.

Weekly flight availability from Seoul to Phnom Penh

Explore weekly flight availability from Seoul to Phnom Penh. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated July 31, 2025.

The most flights from SEL to PNH are scheduled on a Monday (5 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (4 on average).

How much does it cost to fly round-trip from Seoul to Phnom Penh?

Reviews of airlines servicing Phnom Penh

Get insights into the airlines that provide service to Phnom Penh. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Phnom Penh. Reviews last updated July 31, 2025.
See what other customers who have flown with EVA Air, Korean Air, and Asiana Airlines from Seoul to Phnom Penh have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
EVA Air
8.4
Very good
1,220 reviews

Crew

8.6

Boarding

8.4

Comfort

8.3

Entertainment

8.0

Food

8.1

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

TPE - SEA

The flight and crew were exceptional as always when I fly with EVA.
EVA Air
8.4
Very good
1,220 reviews
EVA Air
8.4
Very good
1,220 reviews

Crew

8.6

Boarding

8.4

Comfort

8.3

Entertainment

8.0

Food

8.1

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

TPE - SEA

The flight and crew were exceptional as always when I fly with EVA.
Korean Air
8.4
Very good
1,121 reviews
EVA Air
8.4
Very good
1,220 reviews

Crew

8.6

Boarding

8.4

Comfort

8.3

Entertainment

8.0

Food

8.1

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

TPE - SEA

The flight and crew were exceptional as always when I fly with EVA.
Asiana Airlines
8.2
Very good
468 reviews
EVA Air
8.4
Very good
1,220 reviews

Crew

8.6

Boarding

8.4

Comfort

8.3

Entertainment

8.0

Food

8.1

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

TPE - SEA

The flight and crew were exceptional as always when I fly with EVA.
China Southern
7.6
Good
104 reviews
EVA Air
8.4
Very good
1,220 reviews

Crew

8.6

Boarding

8.4

Comfort

8.3

Entertainment

8.0

Food

8.1

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

TPE - SEA

The flight and crew were exceptional as always when I fly with EVA.
Vietnam Airlines
7.5
Good
197 reviews
EVA Air
8.4
Very good
1,220 reviews

Crew

8.6

Boarding

8.4

Comfort

8.3

Entertainment

8.0

Food

8.1

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

TPE - SEA

The flight and crew were exceptional as always when I fly with EVA.

Related info for your journey

Find useful and relevant information for your journey from Seoul to Phnom Penh. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Phnom Penh from Seoul?

    Most people fly into Phnom Penh Pochentong (PNH) if they book a flight to Phnom Penh from Seoul. On average, Pochentong has 4 inbound flights from Seoul per day from 4 airlines. Phnom Penh Pochentong is conveniently located just 5.0 mi from Phnom Penh’s city center.

  • How popular is this Seoul to Phnom Penh flight route?

    Flights from Seoul to Phnom Penh Pochentong have been viewed 35 times in the past calendar month.

  • What are the cheapest airlines flying from Seoul to Phnom Penh round-trip?

    Our cheapest airline available from Seoul to Phnom Penh is China Eastern. Our recent data shows that you can find tickets from as low as $283 on this airline. Additional options worth looking into are Vietnam Airlines and Asiana Airlines, starting at $289 and $294 round-trip. China Eastern is currently priced 17% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Seoul to Phnom Penh one-way?

    To fly one-way, consider booking your trip with China Southern, which is currently one of the cheapest options available, starting at $92. Sky Angkor flights start at $119 while deals on Vietnam Airlines start at $124 one-way.

  • What are the most reliable airlines from Seoul to Phnom Penh?

    No one likes to see their flight delayed. When booking a flight from Seoul to Phnom Penh consider choosing Delta (48%), Korean Air (48%) or Asiana Airlines (48%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Seoul to Phnom Penh?

    Looking for the cheapest flight from Seoul to Phnom Penh? While on average our users pay $303, our data indicates the cheapest price to be $120. The most popular route (Incheon Intl - Phnom Penh Pochentong), is priced around $195.

  • Can I find deals for flights from Seoul to Phnom Penh that include hotel bookings?

    Yes. In addition to deals on Seoul to Phnom Penh flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Seoul to Phnom Penh?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seoul to Phnom Penh.

  • Can I find deals for business class flights from Seoul to Phnom Penh?

    Yes. Cheapflights offers flight deals from Seoul to Phnom Penh by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Seoul to Phnom Penh?

    Currently, March is the cheapest month in which you can book a flight from Seoul to Phnom Penh (average of $988). Flying from Seoul to Phnom Penh in June is currently the most expensive (average of $1,549). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Seoul to Phnom Penh

See prices for flight routes from nearby airports that may be better suited for you.
Incheon Intl to Phnom Penh flights

Top 4 airlines flying from Seoul to Phnom Penh

Discover the top 4 airlines that operate flights from Seoul to Phnom Penh. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
China EasternCheapest$249Average$300FlexibilityNo cancel feeOn-time62%
Sky AngkorCheapest$252Average$308FlexibilityNo cancel feeOn-timeN/A
Korean AirCheapest$264Average$349FlexibilityNo cancel feeOn-time81%
Asiana AirlinesCheapest$285Average$401FlexibilityNo cancel feeOn-time76%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.