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Phnom Penh

$116+ 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 8/4. Fares are subject to change and may not be available on all flights or dates of travel.
SEL — PNH
jun. 17 — jun. 241
mar. 6/17
mar. 6/24
1 adult, Economy
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Cheapflights Tip: The best prices from Seoul to Phnom Penh Pochentong are usually found in April or May, booked 36 days in advance, depart on a Sunday or Friday 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 junio 12, 2025.

Round-trip from

$235
(Booking.com)

One-way from

$116
(Mytrip)

Popular in

January

Cheapest in

April

Average price

$286

Good round-trip deal

$281 or less

Good one-way deal

$176 or less
From Seoul (SEL) to Phnom Penh Pochentong
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One-way flight from Seoul (SEL) to Phnom Penh Pochentong
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Highest demand for flights based on searches. 15% potential increase in price ($59 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($11 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Price to beat on a round-trip flight from Seoul (SEL) to Phnom Penh Pochentong.
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Price to beat on a one-way flight from Seoul (SEL) to Phnom Penh Pochentong.
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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 junio 12, 2025.

This Booking.com deal was found by Cheapflights users on 6/11. 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.
vie. 6/2710:20 amICN - PNH
1 stop26h 20mChina Southern
lun. 6/303:35 pmPNH - ICN
1 stop21h 50mChina Southern
Deal found 6/11$235
This oojo deal was found by Cheapflights users on 6/12. 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.
lun. 10/1310:05 amICN - PNH
1 stop11h 55mVietnam Airlines
sáb. 10/185:45 pmPNH - ICN
2 stops20h 50mVietnam Airlines
Deal found 6/12$238
This SmartFares deal was found by Cheapflights users on 6/12. 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.
lun. 10/137:30 pmICN - PNH
Nonstop5h 25mAsiana Airlines
sáb. 10/1811:55 pmPNH - ICN
Nonstop5h 25mAsiana Airlines
Deal found 6/12$252
This Booking.com deal was found by Cheapflights users on 6/11. 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.
vie. 6/2710:20 amICN - PNH
1 stop26h 20mMultiple Airlines
dom. 6/2912:20 amPNH - ICN
1 stop14h 15mMultiple Airlines
Deal found 6/11$280
This Trip.com deal was found by Cheapflights users on 6/12. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 10/138:30 pmICN - PNH
1 stop29h 45mPhilippine Airlines
vie. 10/171:15 amPNH - ICN
1 stop16h 05mPhilippine Airlines
Deal found 6/12$289
This Cathay Pacific deal was found by Cheapflights users on 6/12. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 6/2510:10 amICN - PNH
1 stop9h 10mCathay Pacific
jue. 6/2611:25 amPNH - ICN
1 stop7h 45mCathay Pacific
Deal found 6/12$292
This Mytrip deal was found by Cheapflights users on 6/11. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 7/258:15 pmICN - PNH
2 stops23h 35mChina Eastern
vie. 8/812:40 pmPNH - ICN
2 stops20h 35mChina Eastern
Deal found 6/11$326
This FlightHub deal was found by Cheapflights users on 6/12. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 6/269:35 amICN - PNH
1 stop12h 20mThai Airways
jue. 7/39:15 pmPNH - ICN
1 stop7h 40mThai Airways
Deal found 6/12$327
This Mytrip deal was found by Cheapflights users on 6/11. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 6/277:10 amGMP - PNH
2 stops14h 50mMultiple Airlines
lun. 6/308:55 pmPNH - GMP
2 stops12h 10mMultiple Airlines
Deal found 6/11$422
This CheapOair deal was found by Cheapflights users on 6/10. 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.
sáb. 7/261:30 pmICN - PNH
1 stop29h 30mXiamenAir
vie. 8/16:00 pmPNH - ICN
1 stop16h 30mXiamenAir
Deal found 6/10$424
This EVA Air deal was found by Cheapflights users on 6/10. 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.
sáb. 9/201:50 pmGMP - PNH
1 stop23h 25mEVA Air
mar. 9/2312:35 pmPNH - GMP
1 stop28h 40mEVA Air
Deal found 6/10$437
This oojo deal was found by Cheapflights users on 6/12. 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.
dom. 6/151:05 pmICN - PNH
1 stop12h 00mAir China
mar. 6/1712:20 amPNH - ICN
1 stop19h 25mAir China
Deal found 6/12$440

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 junio 12, 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

vie. 6/27

10:20 am-10:40 am

1 stop26h 20m

Phnom Penh Pochentong

lun. 6/30

3:35 pm-3:25 pm

1 stop21h 50m

$235

IncheonPhnom Penh

ICN - PNH

ICNPNH

Incheon Intl

lun. 10/13

10:05 am-8:00 pm

1 stop11h 55m

Phnom Penh Pochentong

sáb. 10/18

5:45 pm-4:35 pm

2 stops20h 50m

$238

IncheonPhnom Penh

ICN - PNH

ICNPNH

Incheon Intl

lun. 10/13

7:30 pm-10:55 pm

Nonstop5h 25m

Phnom Penh Pochentong

sáb. 10/18

11:55 pm-7:20 am

Nonstop5h 25m

$252

IncheonPhnom Penh

ICN - PNH

ICNPNH

Incheon Intl

vie. 6/27

10:20 am-10:40 am

1 stop26h 20m

Phnom Penh Pochentong

dom. 6/29

12:20 am-4:35 pm

1 stop14h 15m

$280

IncheonPhnom Penh

ICN - PNH

ICNPNH

Incheon Intl

lun. 10/13

8:30 pm-12:15 am

1 stop29h 45m

Phnom Penh Pochentong

vie. 10/17

1:15 am-7:20 pm

1 stop16h 05m

$289

IncheonPhnom Penh

ICN - PNH

ICNPNH

Incheon Intl

mié. 6/25

10:10 am-5:20 pm

1 stop9h 10m

Phnom Penh Pochentong

jue. 6/26

11:25 am-9:10 pm

1 stop7h 45m

$292

IncheonPhnom Penh

ICN - PNH

ICNPNH

Incheon Intl

vie. 7/25

8:15 pm-5:50 pm

2 stops23h 35m

Phnom Penh Pochentong

vie. 8/8

12:40 pm-11:15 am

2 stops20h 35m

$326

IncheonPhnom Penh

ICN - PNH

ICNPNH

Incheon Intl

jue. 6/26

9:35 am-7:55 pm

1 stop12h 20m

Phnom Penh Pochentong

jue. 7/3

9:15 pm-6:55 am

1 stop7h 40m

$327

SeoulPhnom Penh

GMP - PNH

GMPPNH

Seoul Gimpo Intl

vie. 6/27

7:10 am-8:00 pm

2 stops14h 50m

Phnom Penh Pochentong

lun. 6/30

8:55 pm-11:05 am

2 stops12h 10m

$422

IncheonPhnom Penh

ICN - PNH

ICNPNH

Incheon Intl

sáb. 7/26

1:30 pm-5:00 pm

1 stop29h 30m

Phnom Penh Pochentong

vie. 8/1

6:00 pm-12:30 pm

1 stop16h 30m

$424

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Showing 1-10 of 26 results
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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 June 9, 2025.

To ensure you get the cheapest price possible for a flight from Seoul to Phnom Penh, you should look to book at least 36 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 $991). Flying from Seoul to Phnom Penh in June is currently the most expensive (average of $1,570). 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 junio 12, 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 33% 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 junio 12, 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).

Rainfall in Phnom Penh by month

Plan your trip to Phnom Penh by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Phnom Penh ranges from 0.0 - 9.8 inches per month. October is typically the wettest month, when rainfall can reach 9.8 in. January is typically the driest time to visit Phnom Penh when rainfall is around 0.0 in.

Temperature in Phnom Penh by month

Plan your trip to Phnom Penh by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Phnom Penh, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 77.0 F).

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 junio 12, 2025.
To help decide which airline to fly from Seoul to Phnom Penh, see what other customers have to say about EVA Air, Asiana Airlines and Thai Airways. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
EVA Air
8.4
Very good
1,202 reviews

Entertainment

8.0

Crew

8.6

Overall

8.4

Comfort

8.3

Boarding

8.4

Food

8.1

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
1,202 reviews
EVA Air
8.4
Very good
1,202 reviews

Entertainment

8.0

Crew

8.6

Overall

8.4

Comfort

8.3

Boarding

8.4

Food

8.1

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
440 reviews
EVA Air
8.4
Very good
1,202 reviews

Entertainment

8.0

Crew

8.6

Overall

8.4

Comfort

8.3

Boarding

8.4

Food

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

TPE - SEA

The flight and crew were exceptional as always when I fly with EVA.
Thai Airways
7.7
Good
335 reviews
EVA Air
8.4
Very good
1,202 reviews

Entertainment

8.0

Crew

8.6

Overall

8.4

Comfort

8.3

Boarding

8.4

Food

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

TPE - SEA

The flight and crew were exceptional as always when I fly with EVA.
Cathay Pacific
7.6
Good
892 reviews
EVA Air
8.4
Very good
1,202 reviews

Entertainment

8.0

Crew

8.6

Overall

8.4

Comfort

8.3

Boarding

8.4

Food

8.1

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
7.5
Good
99 reviews
EVA Air
8.4
Very good
1,202 reviews

Entertainment

8.0

Crew

8.6

Overall

8.4

Comfort

8.3

Boarding

8.4

Food

8.1

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 Southern. Our recent data shows that you can find tickets from as low as $235 on this airline. Additional options worth looking into are Vietnam Airlines and Asiana Airlines, starting at $238 and $252 round-trip. China Southern is currently priced 30% 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 Philippine Airlines, which is currently one of the cheapest options available, starting at $138. Sky Angkor flights start at $151 while deals on Asiana Airlines start at $171 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 Asiana Airlines (43%), United Airlines (43%) or Delta (22%) 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 $264, our data indicates the cheapest price to be $108. The most popular route (Incheon Intl - Phnom Penh Pochentong), is priced around $255.

  • 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 $991). Flying from Seoul to Phnom Penh in June is currently the most expensive (average of $1,570). 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

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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 junio 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
China EasternCheapest$249Average$303FlexibilityNo cancel feeOn-time62%
Sky AngkorCheapest$258Average$334FlexibilityNo cancel feeOn-timeN/A
Korean AirCheapest$264Average$356FlexibilityNo cancel feeOn-time81%
Asiana AirlinesCheapest$285Average$387FlexibilityNo cancel feeOn-time76%

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