Can I fly direct from Seoul to Phnom Penh?

Yes, direct flights from Seoul to Phnom Penh are available. Historically, approximately 40% of the available flights on this route have been direct. For travelers who opt for connecting flights, the median number of stopovers is typically two. This indicates that while direct options exist, connecting flights are also a common alternative for this route.

How many hours is the flight from Seoul to Phnom Penh?

The typical direct flight from Seoul to Phnom Penh has a duration of 5 hours and 30 minutes. This route covers a distance of 3598 kilometers. For flights with one stop, the median duration is considerably longer, averaging 12 hours and 15 minutes. Travelers should account for significant additional travel time if choosing a connecting flight.

How much do direct flights from Seoul to Phnom Penh cost compared to connecting flights?

Historically, direct flights from Seoul to Phnom Penh are typically 16% more expensive than connecting flights. The median price for a direct flight on this route is $382. In contrast, connecting flights have a median price of $330. Direct flights historically make up about 45.2% of the available options, indicating they are a significant portion of the market despite the higher cost.

Flights From Seoul

To Phnom Penh

Cheap Flights from Seoul to Phnom Penh

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RatePunk searches hundreds of travel sites at once for deals on flights to Phnom Penh

Prices updated today

462 airlines compared

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Fares are subject to change and may not be available for all dates. (Data last updated Sep 15, 2026.)

Today’s best flight deals from Seoul to Phnom Penh

Explore current cheapest deals departing from Seoul to Phnom Penh

2026-09-26 – 2026-10-02
SEL - Phnom Penh
83% AI deal score
$379
$272
Round trip
2026-09-27 – 2026-10-02
SEL - Phnom Penh
83% AI deal score
$391
$272
Round trip
2026-09-29 – 2026-10-02
SEL - Phnom Penh
83% AI deal score
$383
$272
Round trip
2026-09-21 – 2026-09-24
SEL - Phnom Penh
84% AI deal score
$452
$304
Round trip
2026-09-22 – 2026-09-24
SEL - Phnom Penh
84% AI deal score
$445
$304
Round trip
2026-09-16 – 2026-09-20
SEL - Phnom Penh
85% AI deal score
$494
$310
Round trip
2026-09-15 – 2026-09-20
SEL - Phnom Penh
84% AI deal score
$460
$310
Round trip
2026-09-15 – 2026-09-17
SEL - Phnom Penh
86% AI deal score
$501
$310
Round trip
2026-09-15 – 2026-09-18
SEL - Phnom Penh
85% AI deal score
$497
$310
Round trip
2026-09-15 – 2026-09-24
SEL - Phnom Penh
80% AI deal score
$394
$310
Round trip

Seoul to Phnom Penh: Overview

Insights for flights from Seoul to Phnom Penh

The journey from Seoul to Phnom Penh covers a distance of 3598 km, classifying it as a medium-haul route. For travelers looking for cheap flights from Seoul to Phnom Penh, fares typically range from $324–$383, with a median of $362. Right now, fares are below the typical level, and about 13% of recent fares were considered a good price. New deals appear almost daily for this route, offering frequent opportunities to find favorable prices.

When is the cheapest time to fly from Seoul to Phnom Penh? The data indicates that March is typically the most affordable month, with a median fare of $200. Other cost-effective months include May, with a median fare of $342, and February, where the median fare is $360.

For flights from Seoul to Phnom Penh, a meaningful share of itineraries are non-stop, while the rest connect once. Approximately 40% of recent fares were for direct flights from Seoul to Phnom Penh. For itineraries that include connections, the typical number of stopovers is 2.

How long is the flight from Seoul to Phnom Penh? A typical journey, including connections, takes approximately 11h 5m. This median duration accounts for both direct and connecting itineraries on this route.

How much is a round trip from Seoul to Phnom Penh

Regular price: $380 - $739

Prices for flights from Seoul to Phnom Penh are currently below the regular range.

The regular price range for flights from Seoul to Phnom Penh is between $380 and $739. The current lowest deal is $304 with Shenzhen Airlines, for travel from Sep 21-Sep 24.

now $304

Low $380

High $739

The cheapest time to fly from Seoul to Phnom Penh

The cheapest month to fly from Seoul to Phnom Penh is March, with a median price of $200. The most expensive month is January, with a median price of $490. Prices are generally lower from February to October.

March

Cheapest

Flights from $200

January

Most Expensive

Flights from $490

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Direct flights from Seoul to Phnom Penh

AccessAir

Last-minute flights going from Seoul to Phnom Penh

Wed, Sep 16

⌛ Last-Minute

ICN - Phnom Penh

Seoul (ICN) - Phnom Penh (KTI)

China Eastern Airlines

$425

$309

One-way

Wed, Sep 16

⌛ Last-Minute

ICN - Phnom Penh

Seoul (ICN) - Phnom Penh (KTI)

China Eastern Airlines

$494

$309

One-way

Wed, Sep 16

⌛ Last-Minute

ICN - Phnom Penh

Seoul (ICN) - Phnom Penh (KTI)

China Eastern Airlines

$399

$309

One-way

Wed, Sep 16

⌛ Last-Minute

ICN - Phnom Penh

Seoul (ICN) - Phnom Penh (KTI)

China Eastern Airlines

$501

$309

One-way

Thu, Sep 17

⌛ Last-Minute

ICN - Phnom Penh

Seoul (ICN) - Phnom Penh (KTI)

China Eastern Airlines

$424

$309

One-way

Thu, Sep 17

⌛ Last-Minute

ICN - Phnom Penh

Seoul (ICN) - Phnom Penh (KTI)

China Eastern Airlines

$494

$309

One-way

Biggest price drops on these dates for flights from Seoul to Phnom Penh

2 nights

Sep 18 - Sep 20

$498 → $310

38%

3 nights

Sep 17 - Sep 20

$494 → $310

37%

2 nights

Sep 15 - Sep 17

$501 → $317

37%

2 nights

Sep 16 - Sep 18

$498 → $317

36%

Popular Airports to fly from Seoul to Phnom Penh

Seoul - Phnom Penh route insights

💸 Price insights

Recent fares are below the typical level

Recent fares for Seoul to Phnom Penh are below the typical level, at $304.

📅 Best time to fly

March is historically the cheapest month

Historically, March is the cheapest month to fly, with a median price of $200.

⏱️ Flight duration

Flights typically take 11h 5m

The typical flight duration from Seoul to Phnom Penh is 11 hours and 5 minutes.

✈️ Airlines & availability

40% of recent flights are direct

40% of recent flights from Seoul to Phnom Penh are direct, with connecting flights having 2 stopovers.

🏆 Airline highlight

AccessAir offers direct flights

AccessAir offers direct flights on this route, providing a convenient travel option.

🎯 Booking tip

Deals are frequent on this route

Deals for flights from Seoul to Phnom Penh are frequent, appearing every 30 days.

Seoul main airports to depart from

Incheon International (ICN)

Cheapest

Depart from Incheon International for flights to Phnom Penh, often offering competitive prices.

📍 ~48 km from Seoul city center (reachable by car or train)

💸 Flights from ~$221

Gimpo International (GMP)

Choose Gimpo International for a convenient departure point to Phnom Penh.

📍 ~17 km from Seoul city center (reachable by car or train)

💸 Flights from ~$459

Phnom Penh main airports to arrive at

Techo International Airport (KTI)

Cheapest

Techo International Airport is a good choice for flights to Phnom Penh, offering a budget-friendly option.

📍 ~20 km from Phnom Penh (reachable by car)

💸 Flights from ~$172

Airports nearby Phnom Penh used as alternative

Siem Reap–Angkor International Airport (SAI)

Siem Reap–Angkor International Airport is a major international hub within Cambodia, offering extensive regional and long-haul connectivity.

📍 ~250 km from Phnom Penh (reachable by domestic flights or road, ~5-6 hours by road).

💸 Flights from ~$269

Business & First Class Flight Deals to Phnom Penh

Discover luxury on the budget with premium cabin class on flights from Seoul to Phnom Penh.

Elite

Best Elite deals to Phnom Penh

Exclusive daily First Class, Business Class, and Premium Economy flight deals, refreshed every 24 hours.

From ICN

Elite

Nov 19

Phnom Penh, Cambodia

91% AI deal score

$1,590

$782

Save $808

Shenzhen Airlines

Business Class

From ICN

Elite

Nov 02

Phnom Penh, Cambodia

91% AI deal score

$1,566

$782

Save $784

Shenzhen Airlines

Business Class

From ICN

Elite

Oct 28

Phnom Penh, Cambodia

91% AI deal score

$1,615

$782

Save $833

Shenzhen Airlines

Business Class

From ICN

Elite

Oct 30

Phnom Penh, Cambodia

91% AI deal score

$1,654

$782

Save $872

Shenzhen Airlines

Business Class

From ICN

Elite

Oct 12

Phnom Penh, Cambodia

91% AI deal score

$1,613

$801

Save $812

Shenzhen Airlines

Business Class

From ICN

Elite

Sep 17

Phnom Penh, Cambodia

90% AI deal score

$1,593

$997

Save $596

Cathay Pacific

Business Class

From ICN

Elite

Oct 11

Phnom Penh, Cambodia

90% AI deal score

$1,612

$820

Save $792

Shenzhen Airlines

Business Class

From ICN

Elite

Oct 20

Phnom Penh, Cambodia

90% AI deal score

$1,641

$885

Save $756

Shenzhen Airlines

Business Class

From ICN

Elite

Oct 21

Phnom Penh, Cambodia

90% AI deal score

$1,665

$885

Save $780

Shenzhen Airlines

Business Class

From ICN

Elite

Oct 22

Phnom Penh, Cambodia

90% AI deal score

$1,683

$885

Save $798

Shenzhen Airlines

Business Class

From ICN

Elite

Oct 24

Phnom Penh, Cambodia

90% AI deal score

$1,642

$885

Save $757

Shenzhen Airlines

Business Class

From ICN

Elite

Oct 24

Phnom Penh, Cambodia

90% AI deal score

$1,666

$885

Save $781

Shenzhen Airlines

Business Class

Frequently Asked Questions About Flights to Phnom Penh

Historically, the lowest prices for flights from Seoul to Phnom Penh are found when booking 7-13 days in advance. During this period, the average price is around $329. Booking 0-6 days out sees a slight increase to an average of $343. Prices tend to rise significantly for bookings made further in advance, reaching an average of $437 for flights booked 60+ days out. This trend suggests that last-minute deals are often available for this route.

Across the trailing quarter, a good price for a flight from Seoul to Phnom Penh is considered to be $324 or less. The median price for this route over the same period was $362. Prices can go up to $383 or more for the higher end of the market. Travelers aiming for a budget-friendly trip should target prices around the $324 mark.

Historically, March has been the cheapest month to fly from Seoul to Phnom Penh, with a median price of $200. May also offers competitive prices, with a median of $342. The annual median price for this route is $362. While February is listed as the most expensive month with a median of $360, it is only slightly higher than the annual average. Travelers seeking the lowest fares should consider planning their trip for March.

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Flights to Phnom Penh from other cities

Flights from Bangkok to Phnom Penh Flights from Beijing to Phnom Penh Flights from Boston to Phnom Penh Flights from Chiang Mai to Phnom Penh Flights from Davao to Phnom Penh Flights from Denpasar to Phnom Penh Flights from Ho Chi Minh City to Phnom Penh Flights from Hong Kong to Phnom Penh Flights from Kuala Lumpur to Phnom Penh Flights from Singapore to Phnom Penh Flights from Tokyo to Phnom Penh Flights from Toronto to Phnom Penh

Seoul to Phnom Penh: Overview

Insights for flights from Seoul to Phnom Penh

How much is a round trip from Seoul to Phnom Penh

Regular price: $380 - $739

Prices for flights from Seoul to Phnom Penh are currently below the regular range.

The regular price range for flights from Seoul to Phnom Penh is between $380 and $739. The current lowest deal is $304 with Shenzhen Airlines, for travel from Sep 21-Sep 24.

now $304

Low $380

High $739

The cheapest time to fly from Seoul to Phnom Penh

March

Cheapest

Flights from $200

January

Most Expensive

Flights from $490

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Direct flights from Seoul to Phnom Penh

AccessAir

Last-minute flights going from Seoul to Phnom Penh

Wed, Sep 16

⌛ Last-Minute

ICN - Phnom Penh

Seoul (ICN) - Phnom Penh (KTI)

China Eastern Airlines

$425

$309

One-way

Wed, Sep 16

⌛ Last-Minute

ICN - Phnom Penh

Seoul (ICN) - Phnom Penh (KTI)

China Eastern Airlines

$494

$309

One-way

Wed, Sep 16

⌛ Last-Minute

ICN - Phnom Penh

Seoul (ICN) - Phnom Penh (KTI)

China Eastern Airlines

$399

$309

One-way

Wed, Sep 16

⌛ Last-Minute

ICN - Phnom Penh

Seoul (ICN) - Phnom Penh (KTI)

China Eastern Airlines

$501

$309

One-way

Thu, Sep 17

⌛ Last-Minute

ICN - Phnom Penh

Seoul (ICN) - Phnom Penh (KTI)

China Eastern Airlines

$424

$309

One-way

Thu, Sep 17

⌛ Last-Minute

ICN - Phnom Penh

Seoul (ICN) - Phnom Penh (KTI)

China Eastern Airlines

$494

$309

One-way

Biggest price drops on these dates for flights from Seoul to Phnom Penh

2 nights

Sep 18 - Sep 20

$498 → $310

38%

3 nights

Sep 17 - Sep 20

$494 → $310

37%

2 nights

Sep 15 - Sep 17

$501 → $317

37%

2 nights

Sep 16 - Sep 18

$498 → $317

36%

Popular Airports to fly from Seoul to Phnom Penh

Seoul - Phnom Penh route insights

💸 Price insights

Recent fares are below the typical level

Recent fares for Seoul to Phnom Penh are below the typical level, at $304.

📅 Best time to fly

March is historically the cheapest month

Historically, March is the cheapest month to fly, with a median price of $200.

⏱️ Flight duration

Flights typically take 11h 5m

The typical flight duration from Seoul to Phnom Penh is 11 hours and 5 minutes.

✈️ Airlines & availability

40% of recent flights are direct

40% of recent flights from Seoul to Phnom Penh are direct, with connecting flights having 2 stopovers.

🏆 Airline highlight

AccessAir offers direct flights

AccessAir offers direct flights on this route, providing a convenient travel option.

🎯 Booking tip

Deals are frequent on this route

Deals for flights from Seoul to Phnom Penh are frequent, appearing every 30 days.

Seoul main airports to depart from

Incheon International (ICN)

Cheapest

Depart from Incheon International for flights to Phnom Penh, often offering competitive prices.

📍 ~48 km from Seoul city center (reachable by car or train)

💸 Flights from ~$221

Gimpo International (GMP)

Choose Gimpo International for a convenient departure point to Phnom Penh.

📍 ~17 km from Seoul city center (reachable by car or train)

💸 Flights from ~$459

Phnom Penh main airports to arrive at

Techo International Airport (KTI)

Cheapest

Techo International Airport is a good choice for flights to Phnom Penh, offering a budget-friendly option.

📍 ~20 km from Phnom Penh (reachable by car)

💸 Flights from ~$172

Airports nearby Phnom Penh used as alternative

Siem Reap–Angkor International Airport (SAI)

Siem Reap–Angkor International Airport is a major international hub within Cambodia, offering extensive regional and long-haul connectivity.

Phnom Penh, Cambodia

90% AI deal score

$1,666

$885

Save $781

Shenzhen Airlines

Business Class

Frequently Asked Questions About Flights to Phnom Penh

Cheap Flights from Seoul to Phnom Penh

Today’s best flight deals from Seoul to Phnom Penh

Seoul to Phnom Penh: Overview

Insights for flights from Seoul to Phnom Penh

How much is a round trip from Seoul to Phnom Penh

The cheapest time to fly from Seoul to Phnom Penh

Direct flights from Seoul to Phnom Penh

Last-minute flights going from Seoul to Phnom Penh

Biggest price drops on these dates for flights from Seoul to Phnom Penh

Popular Airports to fly from Seoul to Phnom Penh

Seoul - Phnom Penh route insights

Recent fares are below the typical level

March is historically the cheapest month

Flights typically take 11h 5m

40% of recent flights are direct

AccessAir offers direct flights

Deals are frequent on this route

Seoul main airports to depart from

Phnom Penh main airports to arrive at

Airports nearby Phnom Penh used as alternative

Business & First Class Flight Deals to Phnom Penh

Best Elite deals to Phnom Penh

Nov 19

Nov 02

Oct 28

Oct 30

Oct 12

Sep 17

Oct 11

Oct 20

Oct 21

Oct 22

Oct 24

Oct 24

Frequently Asked Questions About Flights to Phnom Penh

How early should I book Seoul to Phnom Penh flights to get the cheapest price?

What is a good price for a flight from Seoul to Phnom Penh?

What's the best month to fly from Seoul to Phnom Penh?

Can I fly direct from Seoul to Phnom Penh?

How many hours is the flight from Seoul to Phnom Penh?

How much do direct flights from Seoul to Phnom Penh cost compared to connecting flights?

Related routes

More routes from Seoul

Flights to Phnom Penh from other cities

Seoul to Phnom Penh: Overview

Insights for flights from Seoul to Phnom Penh

How much is a round trip from Seoul to Phnom Penh

The cheapest time to fly from Seoul to Phnom Penh

Direct flights from Seoul to Phnom Penh

Last-minute flights going from Seoul to Phnom Penh

Biggest price drops on these dates for flights from Seoul to Phnom Penh

Popular Airports to fly from Seoul to Phnom Penh

Seoul - Phnom Penh route insights

Recent fares are below the typical level

March is historically the cheapest month

Flights typically take 11h 5m

40% of recent flights are direct

AccessAir offers direct flights

Deals are frequent on this route

Seoul main airports to depart from

Phnom Penh main airports to arrive at

Airports nearby Phnom Penh used as alternative

Business & First Class Flight Deals to Phnom Penh

Best Elite deals to Phnom Penh

Nov 19

Nov 02

Oct 28

Oct 30

Oct 12

Sep 17

Oct 11

Oct 20

Oct 21

Oct 22

Oct 24

Oct 24

Frequently Asked Questions About Flights to Phnom Penh

How early should I book Seoul to Phnom Penh flights to get the cheapest price?

What is a good price for a flight from Seoul to Phnom Penh?

What's the best month to fly from Seoul to Phnom Penh?