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Chiang Mai

$136+ 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 5/7. Fares are subject to change and may not be available on all flights or dates of travel.
SAI — CNX
Apr 28 — May 51
Tue 4/28
Tue 5/5
1 adult, Economy
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Cheap flight deals from Siem Reap to Chiang Mai

One-way flights from Siem Reap to Chiang Mai
Search for one-way flight options from Siem Reap to Chiang Mai. Find affordable one-way fares based on user searches. Data last updated March 29, 2026.

This Booking.com deal was found by Cheapflights users on 3/29. 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 5/74:55 pm
SAI
-
CNX
1 stop3h 55m
Thai AirAsia
Deal found 3/29$136
This Kiwi.com deal was found by Cheapflights users on 3/26. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/44:55 pm
SAI
-
CNX
1 stop14h 50m
Multiple Airlines
Deal found 3/26$163
This Kiwi.com deal was found by Cheapflights users on 3/26. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/34:55 pm
SAI
-
CNX
1 stop14h 35m
Multiple Airlines
Deal found 3/26$170
This Kiwi.com deal was found by Cheapflights users on 3/26. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/411:50 pm
SAI
-
CNX
1 stop11h 30m
Multiple Airlines
Deal found 3/26$196
This Lao Airlines deal was found by Cheapflights users on 3/26. 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 Lao Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/712:30 pm
SAI
-
CNX
2 stops25h 50m
Lao Airlines
Deal found 3/26$396
This China Eastern deal was found by Cheapflights users on 3/27. 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 China Eastern is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/269:10 pm
SAI
-
CNX
2 stops40h 15m
China Eastern
Deal found 3/27$420
This Booking.com deal was found by Cheapflights users on 3/29. 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 5/76:05 pm
SAI
-
CNX
2 stops49h 05m
Vietnam Airlines
Deal found 3/29$428
This oojo deal was found by Cheapflights users on 3/26. 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.
Mon 5/47:10 pm
SAI
-
CNX
2 stops18h 35m
Vietnam Airlines
Deal found 3/26$429
This Booking.com deal was found by Cheapflights users on 3/26. 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 5/37:10 pm
SAI
-
CNX
3 stops18h 35m
Vietnam Airlines
Deal found 3/26$467

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 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars
Provider with most accurate pricing for Siem Reap–Angkor Intl-Chiang Mai flight deals.
Search Deals
Provider most trusted by Cheapflights users for Siem Reap–Angkor Intl-Chiang Mai flights.
Search Deals

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 29, 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 one-way
Quickest one-way

Siem ReapChiang Mai

SAI - CNX

SAICNX

Siem Reap–Angkor Intl

Thu 5/7

4:55 pm-8:50 pm

1 stop3h 55m

$136

Siem ReapChiang Mai

SAI - CNX

SAICNX

Siem Reap–Angkor Intl

Wed 6/24

9:10 pm-1:25 pm

3 stops40h 15m

$420

Siem ReapChiang Mai

SAI - CNX

SAICNX

Siem Reap–Angkor Intl

Fri 6/26

9:10 pm-1:25 pm

3 stops40h 15m

$420

Siem ReapChiang Mai

SAI - CNX

SAICNX

Siem Reap–Angkor Intl

Thu 5/7

6:05 pm-7:10 pm

2 stops49h 05m

$428

Siem ReapChiang Mai

SAI - CNX

SAICNX

Siem Reap–Angkor Intl

Mon 5/4

6:05 pm-1:45 pm

3 stops19h 40m

$489

Siem ReapChiang Mai

SAI - CNX

SAICNX

Siem Reap–Angkor Intl

Sat 4/4

6:05 pm-1:45 pm

3 stops19h 40m

$514

Siem ReapChiang Mai

SAI - CNX

SAICNX

Siem Reap–Angkor Intl

Wed 4/8

9:10 pm-1:25 pm

3 stops40h 15m

$515

Siem ReapChiang Mai

SAI - CNX

SAICNX

Siem Reap–Angkor Intl

Thu 6/25

12:55 pm-10:40 am

2 stops21h 45m

$929

Siem ReapChiang Mai

SAI - CNX

SAICNX

Siem Reap–Angkor Intl

Thu 4/2

7:30 pm-10:40 am

2 stops15h 10m

$931

Siem ReapChiang Mai

SAI - CNX

SAICNX

Siem Reap–Angkor Intl

Mon 5/4

7:30 pm-10:40 am

2 stops15h 10m

$931

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/29

Sorted by cheapest first
  • 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.

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

    $117 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 $185, 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

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