How long is the flight from Chiang Mai to Siem Reap?

There are many flights that can get you from Chiang Mai to Siem Reap in 11h. Fly via Emirates to get the fastest option. There are 821 km between Chiang Mai and Siem Reap.

In terms of precipitation, rainfall in Siem Reap ranges from 0.0 - 260.0 mm per month. September is typically the wettest month, when rainfall can reach 260.0 mm. January is typically the driest time to visit Siem Reap when rainfall is around 0.0 mm.

If weather is an important factor for your trip to Siem Reap, 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 24.0 C).

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

When flying from Chiang Mai to Siem Reap, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Can I find deals for flights from Chiang Mai to Siem Reap that include hotel bookings?

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

How can I find direct flights from Chiang Mai to Siem Reap?

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

Can I find deals for business class flights from Chiang Mai to Siem Reap?

Yes. Cheapflights offers flight deals from Chiang Mai 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.

C$ 171+ Cheap Flights from Chiang Mai to Siem Reap, Cambodia

Cheap flight deals from Chiang Mai to Siem Reap

Enter your travel dates to find the best prices.

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Cheapest flights from Chiang Mai to Siem Reap
Explore the most affordable flight options available from Chiang Mai to Siem Reap. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 October 2026.

Mon 2/114:40 p.m. -

1 stop23h 20m

Sun 8/1110:45 a.m. -

1 stop24h 20m

Deal found 30/10C$ 1,025

Thu 29/104:40 p.m. -

1 stop47h 20m

Wed 4/114:50 p.m. -

1 stop18h 15m

Deal found 28/10C$ 1,063

Sat 31/1012:05 p.m. -

1 stop21h 50m

Fri 6/1110:45 a.m. -

1 stop28h 55m

Deal found 30/10C$ 1,313

Find flight deals from Chiang Mai to Siem Reap

Round-trip from	C$ 543
One-way from	C$ 171

Emirates
9/1-16/1
2 total stops
16h 40m total
Chiang Mai to Siem Reap

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Thai AirAsia
30/3-31/12
1 total stop
5h 05m total
Chiang Mai to Siem Reap

Search Deals

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Chiang MaiSiem Reap

CNX Chiang Mai - SAI Siem Reap–Angkor Intl

CNXSAI

Chiang Mai

Tue 15/12

11:45 a.m.-4:55 p.m.

1 stop5h 10m

Siem Reap–Angkor Intl

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 171

Chiang MaiSiem Reap

CNX Chiang Mai - SAI Siem Reap–Angkor Intl

CNXSAI

Chiang Mai

Tue 30/3

11:05 a.m.-4:10 p.m.

1 stop5h 05m

Siem Reap–Angkor Intl

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 171

Quickest round-trip

Chiang MaiSiem Reap

CNX Chiang Mai - SAI Siem Reap–Angkor Intl

CNXSAI

Chiang Mai

Wed 18/11

6:30 a.m.-11:05 a.m.

1 stop4h 35m

Siem Reap–Angkor Intl

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 171

Chiang MaiSiem Reap

CNX Chiang Mai - SAI Siem Reap–Angkor Intl

CNXSAI

Chiang Mai

Tue 5/1

9:30 p.m.-8:20 a.m.

1 stop10h 50m

Siem Reap–Angkor Intl

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 220

Chiang MaiSiem Reap

CNX Chiang Mai - SAI Siem Reap–Angkor Intl

CNXSAI

Chiang Mai

Tue 2/3

6:30 a.m.-11:05 a.m.

1 stop4h 35m

Siem Reap–Angkor Intl

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 252

Chiang MaiSiem Reap

CNX Chiang Mai - SAI Siem Reap–Angkor Intl

CNXSAI

Chiang Mai

Tue 12/1

7:45 p.m.-9:15 a.m.

1 stop13h 30m

Siem Reap–Angkor Intl

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 269

Chiang MaiSiem Reap

CNX Chiang Mai - SAI Siem Reap–Angkor Intl

CNXSAI

Chiang Mai

Wed 23/12

7:45 p.m.-9:10 p.m.

1 stop25h 25m

Siem Reap–Angkor Intl

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 305

Chiang MaiSiem Reap

CNX Chiang Mai - SAI Siem Reap–Angkor Intl

CNXSAI

Chiang Mai

Thu 12/11

10:10 a.m.-9:10 p.m.

1 stop11h 00m

Siem Reap–Angkor Intl

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 324

Chiang MaiSiem Reap

CNX Chiang Mai - SAI Siem Reap–Angkor Intl

CNXSAI

Chiang Mai

Sun 21/2

4:30 p.m.-6:05 p.m.

2 stops25h 35m

Siem Reap–Angkor Intl

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 429

Chiang MaiSiem Reap

CNX Chiang Mai - SAI Siem Reap–Angkor Intl

CNXSAI

Chiang Mai

Sun 22/11

4:30 p.m.-6:05 p.m.

2 stops49h 35m

Siem Reap–Angkor Intl

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 434

Flights are sorted by cheapest round-trip flights first.

Deals found on 30/10

Showing 1-10 of 20 resultsSorted by cheapest first

Best time to book a flight from Chiang Mai to Siem Reap

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

CNX-SAI

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.

Related info for your journey

How long is the flight from Chiang Mai to Siem Reap?
There are many flights that can get you from Chiang Mai to Siem Reap in 11h. Fly via Emirates to get the fastest option. There are 821 km between Chiang Mai and Siem Reap.
Can I find deals for flights from Chiang Mai to Siem Reap that include hotel bookings?
Yes. In addition to deals on Chiang Mai to Siem Reap flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Chiang Mai to Siem Reap?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Chiang Mai to Siem Reap.
Can I find deals for business class flights from Chiang Mai to Siem Reap?
Yes. Cheapflights offers flight deals from Chiang Mai 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.

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Need flexible booking options for your flight to Siem Reap from Chiang Mai? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Chiang Mai to Siem Reap become cheaper?

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Cheap flights from Chiang Mai to Siem Reap, Cambodia from C$ 171

This is the cheapest round-trip 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 Chiang Mai to Siem Reap

Cheapest flights from Chiang Mai to Siem ReapExplore the most affordable flight options available from Chiang Mai to Siem Reap. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 October 2026.

Explore the most affordable flight options available from Chiang Mai to Siem Reap. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 October 2026.

Best flights from Chiang Mai to Siem ReapDiscover carefully curated flight deals from Chiang Mai to Siem Reap that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 30 October 2026.

Discover carefully curated flight deals from Chiang Mai to Siem Reap that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 30 October 2026.

Last-minute flights from Chiang Mai to Siem ReapDiscover last-minute flight deals from Chiang Mai to Siem Reap. Data last updated 30 October 2026 and is based on user searches.

Discover last-minute flight deals from Chiang Mai to Siem Reap. Data last updated 30 October 2026 and is based on user searches.

One-way flights from Chiang Mai to Siem ReapSearch for one-way flight options from Chiang Mai to Siem Reap. Find affordable one-way fares based on user searches. Data last updated 30 October 2026.

Search for one-way flight options from Chiang Mai to Siem Reap. Find affordable one-way fares based on user searches. Data last updated 30 October 2026.

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Best time to book a flight from Chiang Mai to Siem Reap

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Related info for your journey

How long is the flight from Chiang Mai to Siem Reap?

Can I find deals for flights from Chiang Mai to Siem Reap that include hotel bookings?

How can I find direct flights from Chiang Mai to Siem Reap?

Can I find deals for business class flights from Chiang Mai to Siem Reap?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Chiang Mai to Siem Reap

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Siem Reap by adding a car rental and/or hotel reservation to your travel itinerary.

Search flights from Chiang Mai to Siem Reap by cabin class

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Cheapest flights from Chiang Mai to Siem Reap
Explore the most affordable flight options available from Chiang Mai to Siem Reap. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 October 2026.

Best flights from Chiang Mai to Siem Reap
Discover carefully curated flight deals from Chiang Mai to Siem Reap that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 30 October 2026.

Last-minute flights from Chiang Mai to Siem Reap
Discover last-minute flight deals from Chiang Mai to Siem Reap. Data last updated 30 October 2026 and is based on user searches.

One-way flights from Chiang Mai to Siem Reap
Search for one-way flight options from Chiang Mai to Siem Reap. Find affordable one-way fares based on user searches. Data last updated 30 October 2026.