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Chiang Mai

$120+ Cheap flights from Siem Reap, Cambodia (SAI) to Chiang Mai (CNX)

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 5/25. Fares are subject to change and may not be available on all flights or dates of travel.
SAI — CNX
Apr 20 — Apr 271
Mon 4/20
Mon 4/27
1 adult, Economy
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Cheap flight deals from Siem Reap to Chiang Mai

Cheapest flights from Siem Reap to Chiang Mai
Explore the most affordable flight options available from Siem Reap to Chiang Mai. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 21, 2026.

This Booking.com deal was found by Cheapflights users on 3/17. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/2811:55 am
SAI
-
CNX
1 stop4h 00m
Thai AirAsia
Thu 5/2810:55 pm
CNX
-
SAI
1 stop12h 15m
Thai AirAsia
Deal found 3/17$223
This Booking.com deal was found by Cheapflights users on 3/18. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/304:55 pm
SAI
-
CNX
1 stop5h 30m
Thai AirAsia
Sat 9/59:25 pm
CNX
-
SAI
1 stop13h 45m
Thai AirAsia
Deal found 3/18$231
This Booking.com deal was found by Cheapflights users on 3/16. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/179:30 pm
SAI
-
CNX
1 stop13h 40m
Thai AirAsia
Tue 3/248:40 pm
CNX
-
SAI
1 stop14h 20m
Thai AirAsia
Deal found 3/16$304
This Trip.com deal was found by Cheapflights users on 3/18. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/304:55 pm
SAI
-
CNX
1 stop14h 15m
Multiple Airlines
Sat 9/52:35 pm
CNX
-
SAI
2 stops18h 25m
Multiple Airlines
Deal found 3/18$402
This Mytrip deal was found by Cheapflights users on 3/16. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/172:50 pm
SAI
-
CNX
2 stops7h 45m
Multiple Airlines
Tue 3/2410:00 am
CNX
-
SAI
2 stops5h 55m
Multiple Airlines
Deal found 3/16$604
This oojo deal was found by Cheapflights users on 3/18. 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.
Sun 8/307:10 pm
SAI
-
CNX
2 stops18h 35m
Vietnam Airlines
Sat 9/511:55 am
CNX
-
SAI
2 stops30h 25m
Vietnam Airlines
Deal found 3/18$676
This Booking.com deal was found by Cheapflights users on 3/17. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/2811:55 am
SAI
-
CNX
1 stop4h 00m
Multiple Airlines
Thu 5/286:50 pm
CNX
-
SAI
2 stops16h 00m
Multiple Airlines
Deal found 3/17$1,656
This China Eastern deal was found by Cheapflights users on 3/16. 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 China Eastern is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/1710:00 pm
SAI
-
CNX
3 stops40h 20m
China Eastern
Tue 3/243:35 pm
CNX
-
SAI
3 stops53h 25m
China Eastern
Deal found 3/16$1,669

Find flight deals from Siem Reap to Chiang Mai

Discover tips and strategies to find the most affordable flight options for your journey from Siem Reap (SAI) to Chiang Mai (CNX). 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 March 21, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$223
(Booking.com)

One-way from

$120
(Booking.com)
Provider with most accurate pricing for Siem Reap–Angkor Intl-Chiang Mai flight deals.
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Provider most trusted by Cheapflights users for Siem Reap–Angkor Intl-Chiang Mai flights.
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From Siem Reap–Angkor Intl to Chiang Mai
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One-way flight from Siem Reap–Angkor Intl to Chiang Mai
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Siem Reap to Chiang Mai 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 March 21, 2026.
Use the filters below to find and compare flights from Siem Reap to Chiang Mai that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

Siem ReapChiang Mai

SAI - CNX

SAICNX

Siem Reap–Angkor Intl

Sun 8/30

4:55 pm-10:25 pm

1 stop5h 30m

Chiang Mai

Sat 9/5

9:25 pm-11:10 am

1 stop13h 45m

$231

Siem ReapChiang Mai

SAI - CNX

SAICNX

Siem Reap–Angkor Intl

Sun 8/30

4:55 pm-7:10 am

1 stop14h 15m

Chiang Mai

Sat 9/5

2:35 pm-9:00 am

2 stops18h 25m

$402

Siem ReapChiang Mai

SAI - CNX

SAICNX

Siem Reap–Angkor Intl

Sun 8/30

7:10 pm-1:45 pm

2 stops18h 35m

Chiang Mai

Sat 9/5

11:55 am-6:20 pm

2 stops30h 25m

$676

Siem ReapChiang Mai

SAI - CNX

SAICNX

Siem Reap–Angkor Intl

Thu 5/28

11:55 am-3:55 pm

1 stop4h 00m

Chiang Mai

Thu 5/28

6:50 pm-10:50 am

2 stops16h 00m

$1,656
Cheapest one-way

Siem ReapChiang Mai

SAI - CNX

SAICNX

Siem Reap–Angkor Intl

Sat 5/30

11:55 am-7:30 pm

1 stop7h 35m

$120

Siem ReapChiang Mai

SAI - CNX

SAICNX

Siem Reap–Angkor Intl

Thu 5/28

4:55 pm-7:10 am

1 stop14h 15m

$122

Siem ReapChiang Mai

SAI - CNX

SAICNX

Siem Reap–Angkor Intl

Wed 5/20

11:55 am-8:40 pm

1 stop8h 45m

$123
Quickest one-way

Siem ReapChiang Mai

SAI - CNX

SAICNX

Siem Reap–Angkor Intl

Thu 5/21

4:55 pm-10:45 pm

1 stop5h 50m

$156

Siem ReapChiang Mai

SAI - CNX

SAICNX

Siem Reap–Angkor Intl

Sat 5/30

4:55 pm-10:10 am

2 stops17h 15m

$198

Siem ReapChiang Mai

SAI - CNX

SAICNX

Siem Reap–Angkor Intl

Wed 5/20

9:10 pm-1:25 pm

2 stops40h 15m

$369

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/19

Showing 1-10 of 16 resultsSorted by cheapest first
1
2
  • Most accurate provider: When it comes to deals on Siem Reap-Chiang Mai flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Siem Reap-Chiang Mai flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Siem Reap-Chiang Mai flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Siem Reap-Chiang Mai 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 Siem Reap-Chiang Mai 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 Siem Reap to Chiang Mai

Have a flexible travel schedule? Discover the best time to fly to Chiang Mai from Siem Reap 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.

Related info for your journey

Find useful and relevant information for your journey from Siem Reap to Chiang Mai. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    For as low as $231, Thai AirAsia can have you in Chiang Mai from Siem Reap in 5h 30m. The distance from Siem Reap to Chiang Mai is about 510 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Siem Reap to Chiang Mai one-way?

    $120 is the cheapest one-way deal found within the past few days, from Thai AirAsia. You may also be able to find cheap deals on Bangkok Airways and Thai Airways, with prices starting from $160 and $168, respectively.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Siem Reap to Chiang Mai by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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Alternative routes for Siem Reap to Chiang Mai

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