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Phnom Penh

Cheap flights from Incheon Intl (ICN) to Phnom Penh (KTI)

ICN — KTI
Aug 8 — Aug 151
Sat 8/8
Sat 8/15
1 adult, Economy
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Cheapflights Tip: The best prices from Incheon Intl to Phnom Penh Techo Intl are usually found in March or November, booked 58 days in advance, depart on a Tuesday or Sunday and return on a Friday

Find flight deals from Incheon Intl to Phnom Penh

Discover tips and strategies to find the most affordable flight options for your journey from Incheon Intl (ICN) to Phnom Penh (KTI). 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 9, 2026.

Popular in

June

Cheapest in

March

Average price

$438
Highest demand for flights based on searches. 19% potential increase in price ($95 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($23 potential savings vs. average RT price).
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Average for round-trip flights in July 2026
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Best time to book a flight from Incheon Intl to Phnom Penh

Have a flexible travel schedule? Discover the best time to fly to Phnom Penh from Incheon Intl 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 Incheon Intl Airport to Phnom Penh

How far ahead should I book a flight from Incheon Intl Airport to Phnom Penh?

The best time to book flights from Incheon Intl Airport to Phnom Penh is 57 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Incheon Intl Airport to Phnom Penh?

Currently, March is the cheapest month in which you can book a flight from Incheon Intl Airport to Phnom Penh (average of $260). Flying from Incheon Intl Airport to Phnom Penh in June is currently the most expensive (average of $634). 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 ICN to KTI?

Find hourly flight availability from Incheon Intl 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 9, 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Incheon Intl Airport to Phnom Penh as you normally would.

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 9, 2026.
Get a feel of what it's like to fly with Korean Air,Asiana Airlines, andSky Angkor from Incheon Intl Airport to Phnom Penh by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.4
Very good
1,221 reviews

Overall

8.4

Comfort

8.3

Boarding

8.5

Food

8.1

Entertainment

8.2

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
Korean Air
8.4
Very good
1,221 reviews
Korean Air
8.4
Very good
1,221 reviews

Overall

8.4

Comfort

8.3

Boarding

8.5

Food

8.1

Entertainment

8.2

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
Asiana Airlines
8.1
Very good
551 reviews
Korean Air
8.4
Very good
1,221 reviews

Overall

8.4

Comfort

8.3

Boarding

8.5

Food

8.1

Entertainment

8.2

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
Sky Angkor
5.0
Fair
Korean Air
8.4
Very good
1,221 reviews

Overall

8.4

Comfort

8.3

Boarding

8.5

Food

8.1

Entertainment

8.2

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!

Related info for your journey

Find useful and relevant information for your journey from Incheon Intl 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 Incheon Intl?

    If you book a flight to Phnom Penh from Incheon Intl, you will be flying to Techo Intl, which is the city’s only airport. Phnom Penh Techo Intl (KTI) is located 14.1 mi from the center of Phnom Penh. There are 4 flights from Incheon Intl to Techo Intl per day from 3 different airlines.

  • What are the cheapest airlines flying from Incheon Intl Airport to Phnom Penh round-trip?

    Our cheapest airline available from Incheon Intl Airport to Phnom Penh is Sky Angkor. Our recent data shows that you can find tickets from as low as $249 on this airline. Additional options worth looking into are Asiana Airlines and Korean Air, starting at $266 and $300 round-trip. You may be able to fly from Incheon Intl Airport to Phnom Penh for 35% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from Incheon Intl Airport to Phnom Penh one-way?

    To fly one-way, consider booking your trip with China Eastern, which is currently one of the cheapest options available, starting at $102. Sky Angkor flights start at $113 while deals on Vietnam Airlines start at $136 one-way.

  • What are the most reliable airlines from Incheon Intl Airport to Phnom Penh?

    The top 3 most reliable airlines when flying from Incheon Intl Airport to Phnom Penh are Sky Angkor (90%), United Airlines (87%) and Asiana Airlines (84%).

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Incheon Intl 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 Incheon Intl Airport to Phnom Penh?

    Currently, March is the cheapest month in which you can book a flight from Incheon Intl Airport to Phnom Penh (average of $260). Flying from Incheon Intl Airport to Phnom Penh in June is currently the most expensive (average of $634). 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.

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Alternative routes for Incheon Intl to Phnom Penh

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from Incheon Intl to Phnom Penh

Discover the top 3 airlines that operate flights from Incheon Intl 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 9, 2026.
AirlineCheapestAverageFlexibilityOn-time
Sky AngkorCheapest$249Average$369FlexibilityNo cancel feeOn-timeN/A
Asiana AirlinesCheapest$266Average$387FlexibilityNo cancel feeOn-time76%
Korean AirCheapest$300Average$387FlexibilityNo cancel feeOn-time81%

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