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Siem Reap

$133+ Cheap flights from Incheon Intl (ICN) to Siem Reap, Cambodia (SAI)

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 3/2. Fares are subject to change and may not be available on all flights or dates of travel.
ICN — SAI
feb. 28 — mar. 71
sáb. 2/28
sáb. 3/7
1 adult, Economy
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Cheap flight deals from Incheon Intl to Siem Reap

Cheapest flights from Incheon Intl to Siem Reap
Explore the most affordable flight options available from Incheon Intl to Siem Reap. Find the lowest fares from popular airlines and budget airlines, with prices last updated on enero 29, 2026.

This Vietnam Airlines deal was found by Cheapflights users on 1/28. 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 Vietnam Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 6/1710:05 am
ICN
-
SAI
1 stop9h 05m
Vietnam Airlines
mié. 6/246:05 pm
SAI
-
ICN
1 stop9h 45m
Vietnam Airlines
Deal found 1/28$264
This Vietnam Airlines deal was found by Cheapflights users on 1/28. 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 Vietnam Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/1410:05 am
ICN
-
SAI
1 stop9h 05m
Vietnam Airlines
mié. 10/215:20 pm
SAI
-
ICN
2 stops21h 15m
Vietnam Airlines
Deal found 1/28$274
This Vietnam Airlines deal was found by Cheapflights users on 1/28. 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 Vietnam Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 8/196:05 pm
ICN
-
SAI
1 stop25h 05m
Vietnam Airlines
mié. 8/266:05 pm
SAI
-
ICN
1 stop9h 45m
Vietnam Airlines
Deal found 1/28$290
This oojo deal was found by Cheapflights users on 1/27. 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.
mié. 3/186:05 pm
ICN
-
SAI
1 stop24h 50m
Vietnam Airlines
mar. 3/316:05 pm
SAI
-
ICN
1 stop20h 30m
Vietnam Airlines
Deal found 1/27$297
This Singapore Airlines deal was found by Cheapflights users on 1/27. 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 Singapore Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 7/224:45 pm
ICN
-
SAI
1 stop18h 55m
Singapore Airlines
mié. 7/294:00 pm
SAI
-
ICN
1 stop21h 30m
Singapore Airlines
Deal found 1/27$368
This Vietnam Airlines deal was found by Cheapflights users on 1/27. 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 Vietnam Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 7/1410:05 am
ICN
-
SAI
1 stop9h 05m
Vietnam Airlines
lun. 7/206:05 pm
SAI
-
ICN
2 stops34h 35m
Vietnam Airlines
Deal found 1/27$380
This Vietnam Airlines deal was found by Cheapflights users on 1/28. 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 Vietnam Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 3/2710:35 am
ICN
-
SAI
1 stop8h 20m
Vietnam Airlines
jue. 4/26:05 pm
SAI
-
ICN
1 stop9h 45m
Vietnam Airlines
Deal found 1/28$392
This Vietnam Airlines deal was found by Cheapflights users on 1/28. 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 Vietnam Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 3/186:05 pm
ICN
-
SAI
2 stops24h 05m
Vietnam Airlines
mié. 3/255:05 pm
SAI
-
ICN
2 stops10h 25m
Vietnam Airlines
Deal found 1/28$399

Find flight deals from Incheon Intl to Siem Reap

Discover tips and strategies to find the most affordable flight options for your journey from Incheon Intl (ICN) to Siem Reap (SAI). 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 enero 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$264
(Vietnam Airlines)

One-way from

$133
(Mytrip)

Popular in

January

Cheapest in

May

Average price

$546
Provider with most accurate pricing for Incheon Intl-Siem Reap–Angkor Intl flight deals.
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Provider most trusted by Cheapflights users for Incheon Intl-Siem Reap–Angkor Intl flights.
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From Incheon Intl to Siem Reap–Angkor Intl
Search Deals
One-way flight from Incheon Intl to Siem Reap–Angkor Intl
Search Deals
Highest demand for flights based on searches. 23% potential increase in price ($116 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($17 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Incheon Intl to Siem Reap 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 enero 29, 2026.
Use the filters below to find and compare flights from Incheon Intl Airport to Siem Reap that are best for you.

Fly from

Incheon Intl

Fly to

Siem Reap

Route

Depart

Return

Price

IncheonSiem Reap

ICN - SAI

ICNSAI

Incheon Intl

mié. 6/17

10:05 am-5:10 pm

1 stop9h 05m

Siem Reap–Angkor Intl

mié. 6/24

6:05 pm-5:50 am

1 stop9h 45m

$264

IncheonSiem Reap

ICN - SAI

ICNSAI

Incheon Intl

mié. 3/18

6:05 pm-4:55 pm

1 stop24h 50m

Siem Reap–Angkor Intl

mar. 3/31

6:05 pm-4:35 pm

1 stop20h 30m

$297

IncheonSiem Reap

ICN - SAI

ICNSAI

Incheon Intl

mié. 7/22

4:45 pm-9:40 am

1 stop18h 55m

Siem Reap–Angkor Intl

mié. 7/29

4:00 pm-3:30 pm

1 stop21h 30m

$368

IncheonSiem Reap

ICN - SAI

ICNSAI

Incheon Intl

mar. 7/14

10:05 am-5:10 pm

1 stop9h 05m

Siem Reap–Angkor Intl

lun. 7/20

6:05 pm-6:40 am

2 stops34h 35m

$380

IncheonSiem Reap

ICN - SAI

ICNSAI

Incheon Intl

vie. 3/27

10:35 am-4:55 pm

1 stop8h 20m

Siem Reap–Angkor Intl

jue. 4/2

6:05 pm-5:50 am

1 stop9h 45m

$392

IncheonSiem Reap

ICN - SAI

ICNSAI

Incheon Intl

lun. 3/23

6:05 pm-4:55 pm

1 stop24h 50m

Siem Reap–Angkor Intl

vie. 3/27

5:05 pm-5:30 am

2 stops10h 25m

$413

IncheonSiem Reap

ICN - SAI

ICNSAI

Incheon Intl

lun. 3/2

6:05 pm-4:55 pm

1 stop24h 50m

$133

IncheonSiem Reap

ICN - SAI

ICNSAI

Incheon Intl

jue. 4/23

10:05 am-5:10 pm

1 stop9h 05m

$150

IncheonSiem Reap

ICN - SAI

ICNSAI

Incheon Intl

lun. 3/2

6:30 pm-3:00 pm

3 stops22h 30m

$183

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/28

  • Most accurate provider: When it comes to deals on Incheon Intl Airport-Siem Reap flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Incheon Intl Airport-Siem Reap flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Incheon Intl Airport-Siem Reap flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Incheon Intl Airport-Siem Reap flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Incheon Intl Airport-Siem Reap flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Incheon Intl to Siem Reap

Have a flexible travel schedule? Discover the best time to fly to Siem Reap 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 Siem Reap

How far ahead should I book a flight from Incheon Intl Airport to Siem Reap?

Use this chart to determine the optimal time to book a round-trip flight from Incheon Intl to Siem Reap. Price data was last updated on January 23, 2026.

The best time to book flights from Incheon Intl Airport to Siem Reap is 24 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 Siem Reap?

Currently, February is the cheapest month in which you can book a flight from Incheon Intl Airport to Siem Reap (average of $207). Flying from Incheon Intl Airport to Siem Reap in January is currently the most expensive (average of $331). 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.

Reviews of airlines servicing Siem Reap

Get insights into the airlines that provide service to Siem Reap. 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 Siem Reap. Reviews last updated enero 29, 2026.
Read reviews from past customers who have flown Vietnam Airlines and VietJet Air from Incheon Intl Airport to Siem Reap. 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.
Vietnam Airlines
7.6
Good
224 reviews

Comfort

7.6

Entertainment

6.3

Food

6.8

Boarding

7.7

Crew

8.2

Overall

7.6

Reviews

1 / 15
8.0
Excellent

Stephen,Nov 2025

SYD - SGN

I really liked it. It’s very good value for money.
Vietnam Airlines
7.6
Good
224 reviews
Vietnam Airlines
7.6
Good
224 reviews

Comfort

7.6

Entertainment

6.3

Food

6.8

Boarding

7.7

Crew

8.2

Overall

7.6

Reviews

1 / 15
8.0
Excellent

Stephen,Nov 2025

SYD - SGN

I really liked it. It’s very good value for money.
VietJet Air
5.5
Fair
159 reviews
Vietnam Airlines
7.6
Good
224 reviews

Comfort

7.6

Entertainment

6.3

Food

6.8

Boarding

7.7

Crew

8.2

Overall

7.6

Reviews

1 / 15
8.0
Excellent

Stephen,Nov 2025

SYD - SGN

I really liked it. It’s very good value for money.

Related info for your journey

Find useful and relevant information for your journey from Incheon Intl to Siem Reap. 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 Siem Reap from Incheon Intl?

    Siem Reap–Angkor Intl (SAI), located 24.7 mi from the city center, is the airport you fly into when you book flights from Incheon Intl to Siem Reap. 2 airlines have flights to Siem Reap–Angkor Intl from Incheon Intl on a regular basis. Booking flights from Incheon Intl to Siem Reap–Angkor Intl should not be difficult; the airport handles an average of 0 inbound flights from Incheon Intl per day.

  • How popular is this Incheon Intl Airport to Siem Reap flight route?

    The Incheon Intl to Siem Reap–Angkor Intl flight path was viewed by 1 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from Incheon Intl Airport to Siem Reap?

    Departing from Incheon Intl Airport to Siem Reap will take you 9h 05m. The distance from Incheon Intl Airport to Siem Reap is about 2152 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    According to our current data, VietJet Air ($258), and Vietnam Airlines ($301) offers the cheapest pricing from Incheon Intl Airport to Siem Reap. VietJet Air is priced at 29% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest flights from Incheon Intl Airport to Siem Reap?

    Looking for the cheapest flight from Incheon Intl Airport to Siem Reap? While on average our users pay $613, our data indicates the cheapest price to be $613. The most popular route (Incheon Intl - Siem Reap–Angkor Intl), is priced around $681.

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

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

  • How can I find direct flights from Incheon Intl to Siem Reap?

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

  • Can I find deals for business class flights from Incheon Intl to Siem Reap?

    Yes. Cheapflights offers flight deals from Incheon Intl to Siem Reap 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 Siem Reap?

    Currently, February is the cheapest month in which you can book a flight from Incheon Intl Airport to Siem Reap (average of $207). Flying from Incheon Intl Airport to Siem Reap in January is currently the most expensive (average of $331). 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

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Top 2 airlines flying from Incheon Intl to Siem Reap

Discover the top 2 airlines that operate flights from Incheon Intl to Siem Reap. 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 enero 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
VietJet AirCheapest$258Average$412FlexibilityNo cancel feeOn-timeN/A
Vietnam AirlinesCheapest$301Average$468FlexibilityNo cancel feeOn-time81%

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