How long is the flight from Incheon Intl Airport to Phnom Penh?

Airlines like Cathay Pacific, Vietnam Airlines, and Asiana Airlines fly from Incheon Intl Airport to Phnom Penh in about 5h 45m. The time it takes to get you to your destination can typically vary by up to 15h 10m. The distance between Incheon Intl Airport and Phnom Penh is about 2241 mi. Both multi-stop and direct flights can be found to your destination and back.

Weekly flight availability from Incheon Intl Airport to Phnom Penh

The most flights from ICN to KTI 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).

In terms of precipitation, rainfall in Phnom Penh ranges from 0.0 - 250.0 inches per month. October is typically the wettest month, when rainfall can reach 250.0 mm. January is typically the driest time to visit Phnom Penh when rainfall is around 0.0 mm.

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 29.0 C. Travellers hoping to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 25.0 C).

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

Consider Asiana Airlines (90%), United Airlines (90%) or Sky Angkor (85%) when booking your flight. These represent the most reliable airlines when flying from Incheon Intl Airport to Phnom Penh.

What airport do you fly into for flights to Phnom Penh from Incheon Intl?

Phnom Penh Techo Intl (KTI), located 14.1 mi from the city center, is the airport you fly into when you book flights from Incheon Intl to Phnom Penh. 0 airlines have flights to Techo Intl from Incheon Intl on a regular basis. Booking flights from Incheon Intl to Phnom Penh Techo Intl should not be difficult; the airport handles an average of 4 inbound flights from Incheon Intl per day.

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 holiday 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.

£143+ Cheap Flights from Incheon Intl Airport to Phnom Penh

Cheap flight deals from Incheon Intl to Phnom Penh

Enter your travel dates to find the best prices.

Cheapest

Best

Direct

Last-minute

One-way

Cheapest flights from Incheon Intl to Phnom Penh
Explore the most affordable flight options available from Incheon Intl to Phnom Penh. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 8 October 2026.

Thu 15/1001:55 -

1 stop10h 20m

Thu 12/1119:05 -

1 stop24h 20m

Deal found 5/10£287

Fri 11/1201:55 -

1 stop10h 30m

Tue 15/1219:05 -

1 stop16h 45m

Deal found 4/10£290

Mon 19/1018:45 -

Nonstop5h 40m

Wed 11/1100:25 -

Nonstop5h 00m

Deal found 5/10£293

Wed 21/1018:45 -

Nonstop5h 40m

Wed 11/1100:25 -

Nonstop5h 00m

Deal found 5/10£294

Mon 19/1018:05 -

2 stops20h 55m

Mon 9/1113:50 -

1 stop24h 35m

Deal found 5/10£299

Thu 5/1110:00 -

1 stop9h 45m

Sun 8/1111:45 -

1 stop7h 40m

Deal found 5/10£299

Fri 9/1018:45 -

Nonstop5h 40m

Sun 11/1023:25 -

Nonstop5h 25m

Deal found 6/10£303

Fri 16/1018:50 -

Nonstop5h 25m

Wed 11/1100:10 -

Nonstop5h 10m

Deal found 5/10£304

Wed 21/1018:50 -

Nonstop5h 25m

Mon 9/1100:10 -

Nonstop5h 10m

Deal found 5/10£308

Thu 22/1018:50 -

Nonstop5h 25m

Sun 8/1100:10 -

Nonstop5h 10m

Deal found 5/10£308

Thu 10/1218:05 -

2 stops20h 55m

Wed 16/1220:00 -

1 stop18h 30m

Deal found 4/10£309

Find flight deals from Incheon Intl to Phnom Penh

Round-trip from	£261
One-way from	£143
Popular in	June
Cheapest in	March
Average price	£272

18/2-24/2
2 total stops
27h 20m total
Incheon to Phnom Penh

Search Deals

Thai Vietjet Air
30/3-31/12
1 total stop
10h 05m total
Incheon to Phnom Penh

Search Deals

Highest demand for flights based on searches. 17% potential increase in price (£47 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 6% potential price decrease (£13 potential savings vs. average return price).

Search Deals

Average for round-trip flights in October 2026

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from Incheon Intl Airport to Phnom Penh that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

IncheonPhnom Penh

ICN Incheon Intl - KTI Phnom Penh Techo Intl

ICNKTI

Incheon Intl

Tue 30/3

10:10-18:15

1 stop10h 05m

Phnom Penh Techo Intl

Wed 31/12

00:00-02:00

Nonstop0h 00m

£143

IncheonPhnom Penh

ICN Incheon Intl - KTI Phnom Penh Techo Intl

ICNKTI

Incheon Intl

Sat 20/2

13:30-00:15

1 stop12h 45m

Phnom Penh Techo Intl

Wed 31/12

00:00-02:00

Nonstop0h 00m

£189

Fastest return journey

IncheonPhnom Penh

ICN Incheon Intl - KTI Phnom Penh Techo Intl

ICNKTI

Incheon Intl

Wed 31/3

19:30-22:55

Nonstop5h 25m

Phnom Penh Techo Intl

Wed 31/12

00:00-02:00

Nonstop0h 00m

£215

IncheonPhnom Penh

ICN Incheon Intl - KTI Phnom Penh Techo Intl

ICNKTI

Incheon Intl

Sun 28/3

18:50-22:15

Nonstop5h 25m

Phnom Penh Techo Intl

Wed 31/12

00:00-02:00

Nonstop0h 00m

£220

IncheonPhnom Penh

ICN Incheon Intl - KTI Phnom Penh Techo Intl

ICNKTI

Incheon Intl

Tue 13/10

18:50-22:15

Nonstop5h 25m

Phnom Penh Techo Intl

Wed 31/12

00:00-02:00

Nonstop0h 00m

£221

IncheonPhnom Penh

ICN Incheon Intl - KTI Phnom Penh Techo Intl

ICNKTI

Incheon Intl

Thu 12/11

23:55-13:00

3 stops39h 05m

Phnom Penh Techo Intl

Wed 31/12

00:00-02:00

Nonstop0h 00m

£246

IncheonPhnom Penh

ICN Incheon Intl - KTI Phnom Penh Techo Intl

ICNKTI

Incheon Intl

Fri 11/12

17:55-13:00

3 stops45h 05m

Phnom Penh Techo Intl

Wed 31/12

00:00-02:00

Nonstop0h 00m

£246

IncheonPhnom Penh

ICN Incheon Intl - KTI Phnom Penh Techo Intl

ICNKTI

Incheon Intl

Sun 25/10

10:10-13:00

3 stops28h 50m

Phnom Penh Techo Intl

Wed 31/12

00:00-02:00

Nonstop0h 00m

£252

IncheonPhnom Penh

ICN Incheon Intl - KTI Phnom Penh Techo Intl

ICNKTI

Incheon Intl

Wed 21/10

11:05-13:00

3 stops27h 55m

Phnom Penh Techo Intl

Wed 31/12

00:00-02:00

Nonstop0h 00m

£305

IncheonPhnom Penh

ICN Incheon Intl - KTI Phnom Penh Techo Intl

ICNKTI

Incheon Intl

Sun 13/12

18:05-13:00

2 stops20h 55m

Phnom Penh Techo Intl

Fri 18/12

13:50-16:25

1 stop24h 35m

£313

Flights are sorted by cheapest return flights first.

Deals found on 3/10

Showing 1-10 of 19 resultsSorted by cheapest first

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.

ICN-KTI

Estimated return 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

Prices

Airlines

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

The price you pay for your flight from Incheon Intl Airport to Phnom Penh may vary depending on when you book. For the best chance of a lower fare, look to book 57 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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 £197). Flying from Incheon Intl Airport to Phnom Penh in June is currently the most expensive (average of £479). 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?

When flying from Incheon Intl Airport to Phnom Penh, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

How much does it cost for a return flight from Incheon Intl Airport to Phnom Penh?

Airfare is typical for this route at the moment.

Incheon Intl Airport to Phnom Penh flights typically cost between £218 and £334 in February.
The cheapest return price found within the last 5 days was £261 on Multiple Airlines (18 Feb–24 Feb).

Related info for your journey

What airport do you fly into for flights to Phnom Penh from Incheon Intl?
Phnom Penh Techo Intl (KTI), located 14.1 mi from the city center, is the airport you fly into when you book flights from Incheon Intl to Phnom Penh. 0 airlines have flights to Techo Intl from Incheon Intl on a regular basis. Booking flights from Incheon Intl to Phnom Penh Techo Intl should not be difficult; the airport handles an average of 4 inbound flights from Incheon Intl per day.
How long is the flight from Incheon Intl Airport to Phnom Penh?
Airlines like Cathay Pacific, Vietnam Airlines, and Asiana Airlines fly from Incheon Intl Airport to Phnom Penh in about 5h 45m. The time it takes to get you to your destination can typically vary by up to 15h 10m. The distance between Incheon Intl Airport and Phnom Penh is about 2241 mi. Both multi-stop and direct flights can be found to your destination and back.
What are the most reliable airlines from Incheon Intl Airport to Phnom Penh?
Consider Asiana Airlines (90%), United Airlines (90%) or Sky Angkor (85%) when booking your flight. These represent the most reliable airlines when flying from Incheon Intl Airport to Phnom Penh.
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 holiday 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 £197). Flying from Incheon Intl Airport to Phnom Penh in June is currently the most expensive (average of £479). 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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How does Cheapflights help users find flights from Incheon Intl to Phnom Penh?

Cheapflights makes it easy to find Incheon Intl to Phnom Penh flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Incheon Intl to Phnom Penh?

Cheapflights helps you find that perfect flight to Phnom Penh from Incheon Intl by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Incheon Intl to Phnom Penh with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Incheon Intl to Phnom Penh flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Incheon Intl to Phnom Penh become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Phnom Penh from Incheon Intl today and book when prices fit your budget.

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Cheap flights from Incheon Intl Airport to Phnom Penh from £143

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 30/3. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Incheon Intl to Phnom Penh

Cheapest flights from Incheon Intl to Phnom PenhExplore the most affordable flight options available from Incheon Intl to Phnom Penh. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 8 October 2026.

Explore the most affordable flight options available from Incheon Intl to Phnom Penh. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 8 October 2026.

Best flights from Incheon Intl to Phnom PenhDiscover carefully curated flight deals from Incheon Intl to Phnom Penh that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 8 October 2026.

Discover carefully curated flight deals from Incheon Intl to Phnom Penh that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 8 October 2026.

Direct flights from Incheon Intl to Phnom PenhExplore direct flight options from Incheon Intl to Phnom Penh based on user searches, and compare prices and availability for your desired travel dates. Data last updated 8 October 2026.

Explore direct flight options from Incheon Intl to Phnom Penh based on user searches, and compare prices and availability for your desired travel dates. Data last updated 8 October 2026.

Last-minute flights from Incheon Intl to Phnom PenhDiscover last-minute flight deals from Incheon Intl to Phnom Penh. Data last updated 8 October 2026 and is based on user searches.

Discover last-minute flight deals from Incheon Intl to Phnom Penh. Data last updated 8 October 2026 and is based on user searches.

One-way flights from Incheon Intl to Phnom PenhSearch for one-way flight options from Incheon Intl to Phnom Penh. Find affordable one-way fares based on user searches. Data last updated 8 October 2026.

Search for one-way flight options from Incheon Intl to Phnom Penh. Find affordable one-way fares based on user searches. Data last updated 8 October 2026.

Find flight deals from Incheon Intl to Phnom Penh

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Cheapflights Fare Finder

Use the filters below to find and compare flights from Incheon Intl Airport to Phnom Penh that are best for you.

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.

Cheapflights Insights

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

The price you pay for your flight from Incheon Intl Airport to Phnom Penh may vary depending on when you book. For the best chance of a lower fare, look to book 57 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

What is the cheapest time of day to fly from ICN to KTI?

When flying from Incheon Intl Airport to Phnom Penh, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

How much does it cost for a return flight from Incheon Intl Airport to Phnom Penh?

Airfare is typical for this route at the moment.

Incheon Intl Airport to Phnom Penh flights typically cost between £218 and £334 in February.The cheapest return price found within the last 5 days was £261 on Multiple Airlines (18 Feb–24 Feb).

Weekly flight availability from Incheon Intl Airport to Phnom Penh

The most flights from ICN to KTI 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).

Related info for your journey

What airport do you fly into for flights to Phnom Penh from Incheon Intl?

How long is the flight from Incheon Intl Airport to Phnom Penh?

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

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

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

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

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

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.

Complete your trip

Complete your trip to Phnom Penh by adding a car hire and/or hotel booking to your travel itinerary.

Search flights from Incheon Intl to Phnom Penh by cabin class

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Incheon Intl and Phnom Penh flights

Browse other Incheon Intl and Phnom Penh flight options. Last updated on 8 October 2026.

Other flights from Incheon Intl

Browse through other flights departing from Incheon Intl. Flights are based on user searches made on Cheapflights and were last updated on 8 October 2026.

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Cheapest flights from Incheon Intl to Phnom Penh
Explore the most affordable flight options available from Incheon Intl to Phnom Penh. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 8 October 2026.

Best flights from Incheon Intl to Phnom Penh
Discover carefully curated flight deals from Incheon Intl to Phnom Penh that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 8 October 2026.

Direct flights from Incheon Intl to Phnom Penh
Explore direct flight options from Incheon Intl to Phnom Penh based on user searches, and compare prices and availability for your desired travel dates. Data last updated 8 October 2026.

Last-minute flights from Incheon Intl to Phnom Penh
Discover last-minute flight deals from Incheon Intl to Phnom Penh. Data last updated 8 October 2026 and is based on user searches.

One-way flights from Incheon Intl to Phnom Penh
Search for one-way flight options from Incheon Intl to Phnom Penh. Find affordable one-way fares based on user searches. Data last updated 8 October 2026.

Incheon Intl Airport to Phnom Penh flights typically cost between £218 and £334 in February.
The cheapest return price found within the last 5 days was £261 on Multiple Airlines (18 Feb–24 Feb).