Can I fly direct from Seoul to Phnom Penh?

Yes, direct flights from Seoul to Phnom Penh are available. Historically, approximately 40% of the flights on this route were direct. For travelers opting for connecting flights, the median number of stopovers was typically two.

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. For flights with one stop, the median travel time is considerably longer, averaging 12 hours and 15 minutes. The approximate distance covered on this route is 3598 kilometers.

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

Historically, direct flights from Seoul to Phnom Penh have been about 16% more expensive than connecting flights. The median price for a direct flight was $382, while connecting flights had a median price of $330. Direct flights accounted for approximately 45.2% of the available options in the trailing 90 days.

Flights From Seoul

To Phnom Penh

Cheap Flights from Seoul to Phnom Penh

Browse current best options from Seoul. Become a member to unlock all deals and get alerts when new deals appear.

Deals from

Seoul

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

Prices updated 2 days ago

405 airlines compared

80%+ AI score for best value

Fares are subject to change and may not be available for all dates. (Data last updated Jul 26, 2026.)

Today’s best flight deals from Seoul to Phnom Penh

Explore current cheapest deals departing from Seoul to Phnom Penh

2026-08-26 – 2026-08-30
SEL - Phnom Penh
81% AI deal score
$371
$266
Round trip
2026-08-22 – 2026-08-30
SEL - Phnom Penh
79% AI deal score
$338
$266
Round trip
2026-08-26 – 2026-09-06
SEL - Phnom Penh
73% AI deal score
$325
$274
Round trip
2026-08-22 – 2026-09-06
SEL - Phnom Penh
72% AI deal score
$314
$274
Round trip
2026-08-26 – 2026-09-13
SEL - Phnom Penh
72% AI deal score
$313
$274
Round trip
2026-08-22 – 2026-08-23
SEL - Phnom Penh
80% AI deal score
$375
$274
Round trip
2026-08-22 – 2026-09-13
SEL - Phnom Penh
72% AI deal score
$311
$274
Round trip
2026-08-22 – 2026-09-04
SEL - Phnom Penh
65% AI deal score
$243
$289
Round trip
2026-08-26 – 2026-09-22
SEL - Phnom Penh
65% AI deal score
$234
$289
Round trip
2026-08-26 – 2026-09-11
SEL - Phnom Penh
65% AI deal score
$240
$289
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 3,598 km, classifying it as a medium-haul route. This distance means you can expect a significant travel time, often involving connections, to reach your destination.

For cheap flights from Seoul to Phnom Penh, fares typically range from $324 to $383, with a median of $362. Right now, fares are significantly below the typical level, and about 13% of recent fares were classified as a good price. New deals appear almost daily, offering frequent opportunities to find competitive pricing.

If you're looking for the cheapest time to fly from Seoul to Phnom Penh, March stands out as the most affordable month, with a median fare of $200. Other relatively inexpensive months include May, with a median of $342, and February, where the median fare is $360.

Regarding direct flights from Seoul to Phnom Penh, 40% of recent itineraries are non-stop, meaning a meaningful share are non-stop, while the rest connect once. For connecting itineraries, the typical number of stopovers is 2.

A typical journey from Seoul to Phnom Penh, including connections, takes approximately 11 hours and 5 minutes. This duration reflects the medium-haul distance and the common need for one or more stopovers on this route.

How much is a round trip from Seoul to Phnom Penh

Regular price: $302 - $765

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 typically between $302 and $765. The current lowest deal is $274 with AccessAir, for travel from Aug 26-Aug 30.

now $274

Low $302

High $765

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, Jul 29

⌛ Last-Minute

GMP - Phnom Penh

Seoul (GMP) - Phnom Penh (KTI)

$428

$897

One-way

Fri, Aug 7

⌛ Last-Minute

GMP - Phnom Penh

Seoul (GMP) - Phnom Penh (KTI)

$515

$677

One-way

Sat, Aug 8

⌛ Last-Minute

GMP - Phnom Penh

Seoul (GMP) - Phnom Penh (KTI)

$505

$616

One-way

Tue, Aug 11

⌛ Last-Minute

GMP - Phnom Penh

Seoul (GMP) - Phnom Penh (KTI)

$382

$949

One-way

Fri, Aug 14

⌛ Last-Minute

GMP - Phnom Penh

Seoul (GMP) - Phnom Penh (KTI)

$467

$682

One-way

Fri, Aug 14

⌛ Last-Minute

GMP - Phnom Penh

Seoul (GMP) - Phnom Penh (KTI)

$435

$836

One-way

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

4 nights

Aug 26 - Aug 30

$376 → $260

31%

25 nights

Aug 26 - Sep 20

$306 → $281

27 nights

Aug 26 - Sep 22

$306 → $281

6 nights

Aug 26 - Sep 1

$274 → $298

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 from Seoul to Phnom Penh are below the typical level at $329.

📅 Best time to fly

March is historically cheapest at $200

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

⏱️ Flight duration

Median flight time is 11h 5m

The median flight time from Seoul to Phnom Penh is 11 hours 5 minutes.

✈️ Airlines & availability

40% of recent fares are direct

40% of recent fares from Seoul to Phnom Penh were for direct flights.

🏆 Airline highlight

AccessAir offers direct flights

AccessAir offers direct flights from Seoul to Phnom Penh, with 1 direct deal available.

🎯 Booking tip

Deals are frequent on this route

Deals on flights from Seoul to Phnom Penh are frequent, appearing within a 30-day window.

Seoul main airports to depart from

Incheon International (ICN)

Cheapest

Incheon International Airport is a good option for flights from Seoul to Phnom Penh, offering competitive prices.

📍 ~55 km from city center (reachable by car or train)

💸 Flights from ~$316

Gimpo International (GMP)

Gimpo International Airport provides another departure choice for your journey from Seoul to Phnom Penh.

📍 ~20 km from city center (reachable by car or train)

💸 Flights from ~$506

Phnom Penh main airports to arrive at

Techo International Airport (KTI)

Cheapest

Techo International Airport offers a potential arrival option for flights to Phnom Penh.

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

💸 Flights from ~$301

Airports nearby Phnom Penh used as alternative

Techo International Airport (KTI)

Consider this new facility as it is designed to be the primary international gateway for Phnom Penh.

📍 ~20 km from Phnom Penh (check current operational status)

💸 Flights from ~$301

Business & First Class Flight Deals to Phnom Penh

91% AI deal score

$1,624

$864

Save $760

Frequently Asked Questions About Flights to Phnom Penh

Historically, the lowest prices for flights from Seoul to Phnom Penh have been found when booking 7-13 days in advance. During this period, the average price was around $329. Booking within 0-6 days of departure typically saw prices at $343. For travelers planning further ahead, booking 60+ days out generally resulted in higher average prices of $437.

Across the trailing quarter, a good price for a flight from Seoul to Phnom Penh was considered to be $324 or less. The median price for this route during the same period was $362. Prices typically started to increase significantly above $383.

Historically, March has been the cheapest month to fly from Seoul to Phnom Penh, with a median price of $200. May also offered competitive prices, with a median of $342. The annual median price for this route was $362, with February historically being one of the more expensive months, showing a median price of $360.

Related routes

More routes from Seoul

Flights from Seoul to Busan Flights from Seoul to Ho Chi Minh City Flights from Seoul to Phú Quốc Flights from Seoul to Reykjavik Flights from Seoul to Riyadh Flights from Seoul to Rome Flights from Seoul to San Francisco Flights from Seoul to Santiago de Chile Flights from Seoul to Sapporo Flights from Seoul to Shanghai Flights from Seoul to Singapore Flights from Seoul to Sydney

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: $302 - $765

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 typically between $302 and $765. The current lowest deal is $274 with AccessAir, for travel from Aug 26-Aug 30.

now $274

Low $302

High $765

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