How popular is this Siem Reap to Phnom Penh flight route?

The Siem Reap–Angkor Intl to Phnom Penh Techo Intl flight path was viewed by 3 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 Siem Reap to Phnom Penh?

There are many flights that can get you from Siem Reap to Phnom Penh in 55m. Fly via Cambodia Angkor Air to get the fastest option. The distance from Siem Reap to Phnom Penh is about 237 km. All flights are typically direct.

Weekly flight availability from Siem Reap to Phnom Penh

The most flights from SAI to KTI are scheduled on a Friday (7 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (3 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 Siem Reap to Phnom Penh?

No one likes to see their flight delayed. When booking a flight from Siem Reap to Phnom Penh consider choosing Cambodia Airways(90%), Vietnam Airlines(89%) or Cambodia Angkor Air(89%), as they are the most reliable in getting you off to your destination on time.

Can I find deals for flights from Siem Reap to Phnom Penh that include hotel bookings?

Yes. In addition to deals on Siem Reap to Phnom Penh flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from Siem Reap to Phnom Penh?

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

Can I find deals for business class flights from Siem Reap to Phnom Penh?

Yes. Cheapflights offers flight deals from Siem Reap 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.

$112+ Cheap Flights from Siem Reap, Cambodia to Phnom Penh

Cheap flight deals from Siem Reap to Phnom Penh

Enter your travel dates to find the best prices.

Cheapest

Best

Direct

Last-minute

One-way

Cheapest flights from Siem Reap to Phnom Penh
Explore the most affordable flight options available from Siem Reap to Phnom Penh. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 6 October 2026.

Sun 8/1112:45 -

Nonstop0h 55m

Sun 8/1119:35 -

Nonstop0h 50m

Deal found 6/10$339

Wed 14/1012:55 -

1 stop6h 25m

Wed 21/1020:45 -

3 stops24h 45m

Deal found 5/10$2,959

Fri 6/1113:20 -

1 stop5h 35m

Fri 6/1121:40 -

3 stops23h 30m

Deal found 6/10$2,999

Thu 5/1123:50 -

3 stops40h 45m

Sat 7/1119:35 -

1 stop17h 05m

Deal found 2/10$3,048

Find flight deals from Siem Reap to Phnom Penh

Round-trip from	$339
One-way from	$112
Popular in	March
Cheapest in	August
Average price	$174

Cambodia Angkor Air
8/11-8/11
Nonstop
1h 45m total
Siem Reap to Phnom Penh

Search Deals

Cambodia Angkor Air
17/10-31/12
Nonstop
0h 55m total
Siem Reap to Phnom Penh

Search Deals

Highest demand for flights based on searches. 23% potential increase in price ($99 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 4% potential price decrease ($14 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 Siem Reap to Phnom Penh that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Siem ReapPhnom Penh

SAI Siem Reap–Angkor Intl - KTI Phnom Penh Techo Intl

SAIKTI

Siem Reap–Angkor Intl

Tue 13/10

20:20-21:30

Nonstop1h 10m

Phnom Penh Techo Intl

Wed 31/12

00:00-00:00

Nonstop0h 00m

$116

Siem ReapPhnom Penh

SAI Siem Reap–Angkor Intl - KTI Phnom Penh Techo Intl

SAIKTI

Siem Reap–Angkor Intl

Wed 14/10

19:20-20:25

Nonstop1h 05m

Phnom Penh Techo Intl

Wed 31/12

00:00-00:00

Nonstop0h 00m

$116

Fastest return journey

Siem ReapPhnom Penh

SAI Siem Reap–Angkor Intl - KTI Phnom Penh Techo Intl

SAIKTI

Siem Reap–Angkor Intl

Fri 11/12

21:05-21:50

Nonstop0h 45m

Phnom Penh Techo Intl

Wed 31/12

00:00-00:00

Nonstop0h 00m

$128

Siem ReapPhnom Penh

SAI Siem Reap–Angkor Intl - KTI Phnom Penh Techo Intl

SAIKTI

Siem Reap–Angkor Intl

Sat 28/11

21:05-21:50

Nonstop0h 45m

Phnom Penh Techo Intl

Wed 31/12

00:00-00:00

Nonstop0h 00m

$128

Siem ReapPhnom Penh

SAI Siem Reap–Angkor Intl - KTI Phnom Penh Techo Intl

SAIKTI

Siem Reap–Angkor Intl

Tue 16/3

21:05-21:50

Nonstop0h 45m

Phnom Penh Techo Intl

Wed 31/12

00:00-00:00

Nonstop0h 00m

$128

Siem ReapPhnom Penh

SAI Siem Reap–Angkor Intl - KTI Phnom Penh Techo Intl

SAIKTI

Siem Reap–Angkor Intl

Thu 12/11

21:05-21:50

Nonstop0h 45m

Phnom Penh Techo Intl

Wed 31/12

00:00-00:00

Nonstop0h 00m

$128

Siem ReapPhnom Penh

SAI Siem Reap–Angkor Intl - KTI Phnom Penh Techo Intl

SAIKTI

Siem Reap–Angkor Intl

Tue 10/11

19:40-20:45

Nonstop1h 05m

Phnom Penh Techo Intl

Wed 31/12

00:00-00:00

Nonstop0h 00m

$132

Siem ReapPhnom Penh

SAI Siem Reap–Angkor Intl - KTI Phnom Penh Techo Intl

SAIKTI

Siem Reap–Angkor Intl

Sat 14/11

19:40-20:45

Nonstop1h 05m

Phnom Penh Techo Intl

Wed 31/12

00:00-00:00

Nonstop0h 00m

$145

Siem ReapPhnom Penh

SAI Siem Reap–Angkor Intl - KTI Phnom Penh Techo Intl

SAIKTI

Siem Reap–Angkor Intl

Sat 28/11

19:40-20:45

Nonstop1h 05m

Phnom Penh Techo Intl

Wed 31/12

00:00-00:00

Nonstop0h 00m

$148

Siem ReapPhnom Penh

SAI Siem Reap–Angkor Intl - KTI Phnom Penh Techo Intl

SAIKTI

Siem Reap–Angkor Intl

Fri 27/11

16:50-14:20

1 stop21h 30m

Phnom Penh Techo Intl

Wed 31/12

00:00-00:00

Nonstop0h 00m

$310

Flights are sorted by cheapest return flights first.

Deals found on 4/10

Showing 1-10 of 16 resultsSorted by cheapest first

Best time to book a flight from Siem Reap to Phnom Penh

Have a flexible travel schedule? Discover the best time to fly to Phnom Penh from Siem Reap with our price prediction graph.

SAI-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 Siem Reap to Phnom Penh

Prices

Airlines

What is the cheapest month to book a flight from Siem Reap to Phnom Penh?

Currently, August is the cheapest month in which you can book a flight from Siem Reap to Phnom Penh (average of $129). Flying from Siem Reap to Phnom Penh in March is currently the most expensive (average of $332). 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 SAI to KTI?

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

How much does it cost for a return flight from Siem Reap to Phnom Penh?

Airfare is above average for this route at the moment.

Siem Reap to Phnom Penh flights typically cost between $142 and $200 in November.
The cheapest return price found within the last 5 days was $339 on Cambodia Angkor Air (8 Nov–8 Nov).

Related info for your journey

How popular is this Siem Reap to Phnom Penh flight route?
The Siem Reap–Angkor Intl to Phnom Penh Techo Intl flight path was viewed by 3 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 Siem Reap to Phnom Penh?
There are many flights that can get you from Siem Reap to Phnom Penh in 55m. Fly via Cambodia Angkor Air to get the fastest option. The distance from Siem Reap to Phnom Penh is about 237 km. All flights are typically direct.
What are the most reliable airlines from Siem Reap to Phnom Penh?
No one likes to see their flight delayed. When booking a flight from Siem Reap to Phnom Penh consider choosing Cambodia Airways(90%), Vietnam Airlines(89%) or Cambodia Angkor Air(89%), as they are the most reliable in getting you off to your destination on time.
Can I find deals for flights from Siem Reap to Phnom Penh that include hotel bookings?
Yes. In addition to deals on Siem Reap to Phnom Penh flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Siem Reap to Phnom Penh?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Siem Reap to Phnom Penh.
Can I find deals for business class flights from Siem Reap to Phnom Penh?
Yes. Cheapflights offers flight deals from Siem Reap 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 Siem Reap to Phnom Penh?
Currently, August is the cheapest month in which you can book a flight from Siem Reap to Phnom Penh (average of $129). Flying from Siem Reap to Phnom Penh in March is currently the most expensive (average of $332). 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

Browse thousands of different options on Cheapflights for your next trip

Complete your trip

Flights by cabin class

Other flight options

Popular flights

Complete your trip

Phnom Penh car hire

Phnom Penh Techo Intl Airport car hire

Siem Reap car hire

Fly with Cheapflights

How does Cheapflights help users find flights from Siem Reap to Phnom Penh?

When you search for this flight from Siem Reap to Phnom Penh, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Siem Reap to Phnom Penh?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Phnom Penh from Siem Reap.

Can Cheapflights find flights from Siem Reap to Phnom Penh with no change fees?

Yes! Cheapflights helps users easily find flights from Siem Reap to Phnom Penh with no change fees.

Can Cheapflights notify me if prices for flights from Siem Reap to Phnom Penh become cheaper?

Of course! You can now track prices for flights from Siem Reap to Phnom Penh and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

Cheap flights from Siem Reap, Cambodia to Phnom Penh from $112

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 17/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Siem Reap to Phnom Penh

Cheapest flights from Siem Reap to Phnom PenhExplore the most affordable flight options available from Siem Reap to Phnom Penh. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 6 October 2026.

Explore the most affordable flight options available from Siem Reap to Phnom Penh. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 6 October 2026.

Best flights from Siem Reap to Phnom PenhDiscover carefully curated flight deals from Siem Reap to Phnom Penh that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 6 October 2026.

Discover carefully curated flight deals from Siem Reap to Phnom Penh that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 6 October 2026.

Direct flights from Siem Reap to Phnom PenhExplore direct flight options from Siem Reap to Phnom Penh based on user searches, and compare prices and availability for your desired travel dates. Data last updated 6 October 2026.

Explore direct flight options from Siem Reap to Phnom Penh based on user searches, and compare prices and availability for your desired travel dates. Data last updated 6 October 2026.

Last-minute flights from Siem Reap to Phnom PenhDiscover last-minute flight deals from Siem Reap to Phnom Penh. Data last updated 6 October 2026 and is based on user searches.

Discover last-minute flight deals from Siem Reap to Phnom Penh. Data last updated 6 October 2026 and is based on user searches.

One-way flights from Siem Reap to Phnom PenhSearch for one-way flight options from Siem Reap to Phnom Penh. Find affordable one-way fares based on user searches. Data last updated 6 October 2026.

Search for one-way flight options from Siem Reap to Phnom Penh. Find affordable one-way fares based on user searches. Data last updated 6 October 2026.

Find flight deals from Siem Reap to Phnom Penh

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from Siem Reap to Phnom Penh that are best for you.

Best time to book a flight from Siem Reap to Phnom Penh

Have a flexible travel schedule? Discover the best time to fly to Phnom Penh from Siem Reap with our price prediction graph.

Cheapflights Insights

What is the cheapest month to book a flight from Siem Reap to Phnom Penh?

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

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

How much does it cost for a return flight from Siem Reap to Phnom Penh?

Airfare is above average for this route at the moment.

Siem Reap to Phnom Penh flights typically cost between $142 and $200 in November.The cheapest return price found within the last 5 days was $339 on Cambodia Angkor Air (8 Nov–8 Nov).

Weekly flight availability from Siem Reap to Phnom Penh

The most flights from SAI to KTI are scheduled on a Friday (7 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (3 on average).

Related info for your journey

How popular is this Siem Reap to Phnom Penh flight route?

How long is the flight from Siem Reap to Phnom Penh?

What are the most reliable airlines from Siem Reap to Phnom Penh?

Can I find deals for flights from Siem Reap to Phnom Penh that include hotel bookings?

How can I find direct flights from Siem Reap to Phnom Penh?

Can I find deals for business class flights from Siem Reap to Phnom Penh?

What is the cheapest month to book a flight from Siem Reap 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 Siem Reap to Phnom Penh by cabin class

Find flights from Siem Reap to Phnom Penh, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Siem Reap and Phnom Penh flights

Browse other Siem Reap and Phnom Penh flight options. Last updated on 6 October 2026.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

Fly with Cheapflights

How does Cheapflights help users find flights from Siem Reap to Phnom Penh?

Why should you use Cheapflights to find cheap flight tickets from Siem Reap to Phnom Penh?

Can Cheapflights find flights from Siem Reap to Phnom Penh with no change fees?

Can Cheapflights notify me if prices for flights from Siem Reap to Phnom Penh become cheaper?

100% Free

Book with flexibility

Travel Smart

Cheapest flights from Siem Reap to Phnom Penh
Explore the most affordable flight options available from Siem Reap to Phnom Penh. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 6 October 2026.

Best flights from Siem Reap to Phnom Penh
Discover carefully curated flight deals from Siem Reap to Phnom Penh that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 6 October 2026.

Direct flights from Siem Reap to Phnom Penh
Explore direct flight options from Siem Reap to Phnom Penh based on user searches, and compare prices and availability for your desired travel dates. Data last updated 6 October 2026.

Last-minute flights from Siem Reap to Phnom Penh
Discover last-minute flight deals from Siem Reap to Phnom Penh. Data last updated 6 October 2026 and is based on user searches.

One-way flights from Siem Reap to Phnom Penh
Search for one-way flight options from Siem Reap to Phnom Penh. Find affordable one-way fares based on user searches. Data last updated 6 October 2026.

Siem Reap to Phnom Penh flights typically cost between $142 and $200 in November.
The cheapest return price found within the last 5 days was $339 on Cambodia Angkor Air (8 Nov–8 Nov).