$120+ Cheap flights from Chiang Mai (CNX) to Siem Reap, Cambodia (SAI)
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 10/25. Fares are subject to change and may not be available on all flights or dates of travel.
CNX — SAI
Oct 13 — Oct 201
Round-trip
1 adult, Economy
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Find cheap flights from Chiang Mai to Siem Reap with Cheapflights
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One-way
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 September 13, 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 September 13, 2026.
This Booking.com deal was found by Cheapflights users on 9/10. 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 10/256:30 am -
1 stop9h 30m
Sun 11/111:45 am -
1 stop4h 55m
Deal found 9/10![Thai AirAsia logo]()
$255
This Kiwi.com deal was found by Cheapflights users on 9/10. 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.
Wed 9/237:05 pm -
1 stop16h 05m
Wed 9/304:55 pm -
1 stop5h 30m
Deal found 9/10![Multiple Airlines logo]()
$300
This Kiwi.com deal was found by Cheapflights users on 9/11. 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.
Tue 12/88:05 am -
1 stop26h 55m
Mon 12/144:50 pm -
1 stop5h 45m
Deal found 9/11![Multiple Airlines logo]()
$304
This Booking.com deal was found by Cheapflights users on 9/12. 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 12/810:10 pm -
1 stop12h 50m
Mon 12/144:50 pm -
1 stop5h 45m
Deal found 9/12![Thai AirAsia logo]()
$317
This Kiwi.com deal was found by Cheapflights users on 9/8. 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.
Fri 10/2310:35 pm -
1 stop17h 35m
Fri 10/304:50 pm -
1 stop4h 45m
Deal found 9/8![Multiple Airlines logo]()
$360
This Trip.com deal was found by Cheapflights users on 9/10. 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.
Mon 12/149:10 pm -
1 stop11h 35m
Wed 12/239:50 am -
1 stop9h 00m
Deal found 9/10![Thai Airways logo]()
$384
This Kiwi.com deal was found by Cheapflights users on 9/13. 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.
Fri 10/238:00 am -
1 stop8h 10m
Sun 10/254:50 pm -
1 stop14h 30m
Deal found 9/13![Multiple Airlines logo]()
$392
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 September 13, 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 September 13, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/10. 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.
Wed 9/237:05 pm -
1 stop16h 05m
Wed 9/304:55 pm -
1 stop5h 30m
Deal found 9/10![Multiple Airlines logo]()
$300
This Mytrip deal was found by Cheapflights users on 9/12. 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 12/810:00 am -
2 stops6h 00m
Mon 12/144:50 pm -
1 stop5h 45m
Deal found 9/12![Thai AirAsia logo]()
$374
This Trip.com deal was found by Cheapflights users on 9/10. 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.
Mon 12/149:10 pm -
1 stop11h 35m
Wed 12/239:50 am -
1 stop9h 00m
Deal found 9/10![Thai Airways logo]()
$384
This Kiwi.com deal was found by Cheapflights users on 9/11. 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.
Tue 12/88:05 am -
1 stop26h 55m
Mon 12/144:50 pm -
1 stop5h 45m
Deal found 9/11![Multiple Airlines logo]()
$304
This Booking.com deal was found by Cheapflights users on 9/11. 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.
Sat 1/26:30 am -
1 stop13h 30m
Sat 2/64:50 pm -
1 stop4h 45m
Deal found 9/11![Thai AirAsia logo]()
$379
This Kiwi.com deal was found by Cheapflights users on 9/8. 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.
Fri 10/2310:35 pm -
1 stop17h 35m
Fri 10/304:50 pm -
1 stop4h 45m
Deal found 9/8![Multiple Airlines logo]()
$360
This Kiwi.com deal was found by Cheapflights users on 9/13. 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.
Fri 10/238:00 am -
1 stop8h 10m
Sun 10/254:50 pm -
1 stop14h 30m
Deal found 9/13![Multiple Airlines logo]()
$392
Last-minute flights from Chiang Mai to Siem ReapDiscover last-minute flight deals from Chiang Mai to Siem Reap. Data last updated September 13, 2026 and is based on user searches.
Discover last-minute flight deals from Chiang Mai to Siem Reap. Data last updated September 13, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 9/10. 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.
Wed 9/237:05 pm -
1 stop16h 05m
Wed 9/304:55 pm -
1 stop5h 30m
Deal found 9/10![Multiple Airlines logo]()
$300
This Gotogate deal was found by Cheapflights users on 9/10. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/232:35 pm -
2 stops26h 35m
Wed 9/307:10 pm -
2 stops24h 00m
Deal found 9/10![Vietnam Airlines logo]()
$725
This Kiwi.com deal was found by Cheapflights users on 9/8. 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.
Fri 10/2310:35 pm -
1 stop17h 35m
Fri 10/304:50 pm -
1 stop4h 45m
Deal found 9/8![Multiple Airlines logo]()
$360
This Kiwi.com deal was found by Cheapflights users on 9/13. 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.
Fri 10/238:00 am -
1 stop8h 10m
Sun 10/254:50 pm -
1 stop14h 30m
Deal found 9/13![Multiple Airlines logo]()
$392
This Booking.com deal was found by Cheapflights users on 9/10. 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 10/256:30 am -
1 stop9h 30m
Sun 11/111:45 am -
1 stop4h 55m
Deal found 9/10![Thai AirAsia logo]()
$255
This Gotogate deal was found by Cheapflights users on 9/10. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/256:30 am -
1 stop9h 30m
Sun 11/15:55 pm -
3 stops22h 30m
Deal found 9/10![Multiple Airlines logo]()
$669
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 September 13, 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 September 13, 2026.
This Mytrip deal was found by Cheapflights users on 9/13. 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.
Sun 10/256:30 am -
1 stop9h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/13![Thai AirAsia logo]()
$120
This CheapOair deal was found by Cheapflights users on 9/10. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/226:30 am -
1 stop4h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Thai AirAsia logo]()
$123
This Kiwi.com deal was found by Cheapflights users on 9/12. 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.
Thu 10/2910:10 pm -
1 stop12h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/12![Thai AirAsia logo]()
$130
This Kiwi.com deal was found by Cheapflights users on 9/11. 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.
Fri 11/137:25 pm -
1 stop15h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Multiple Airlines logo]()
$153
This WAYA deal was found by Cheapflights users on 9/8. 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 WAYA is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/266:30 am -
1 stop9h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Thai AirAsia logo]()
$154
This Kiwi.com deal was found by Cheapflights users on 9/10. 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.
Wed 1/69:30 pm -
1 stop13h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Multiple Airlines logo]()
$159
This Kiwi.com deal was found by Cheapflights users on 9/12. 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.
Wed 11/44:00 pm -
1 stop19h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/12![Multiple Airlines logo]()
$165
This Kiwi.com deal was found by Cheapflights users on 9/8. 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.
Thu 11/56:05 pm -
1 stop16h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Multiple Airlines logo]()
$169
This Kiwi.com deal was found by Cheapflights users on 9/8. 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.
Tue 11/1010:30 pm -
1 stop12h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Multiple Airlines logo]()
$173
This Kiwi.com deal was found by Cheapflights users on 9/8. 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.
Tue 12/156:05 pm -
1 stop16h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Multiple Airlines logo]()
$174
This Kiwi.com deal was found by Cheapflights users on 9/8. 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.
Fri 11/68:05 am -
1 stop7h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Multiple Airlines logo]()
$175
Find flight deals from Chiang Mai to Siem Reap
Discover tips and strategies to find the most affordable flight options for your journey from Chiang Mai (CNX) 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 September 13, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $255 (Booking.com) |
One-way from | $120 (Mytrip) |
Cheapflights Fare Finder
Customize your flight search to find flights from Chiang Mai 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 7,457,451 searches. Data last updated September 13, 2026.
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
Cheapest round-trip
Quickest round-trip
Chiang MaiSiem Reap
CNX Chiang Mai - SAI Siem Reap–Angkor Intl
CNXSAI
Chiang Mai
Sun 11/22
6:30 am-11:00 am
1 stop4h 30m
Siem Reap–Angkor Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$127
Chiang MaiSiem Reap
CNX Chiang Mai - SAI Siem Reap–Angkor Intl
CNXSAI
Chiang Mai
Sat 1/9
10:50 am-8:00 pm
1 stop9h 10m
Siem Reap–Angkor Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$180
Chiang MaiSiem Reap
CNX Chiang Mai - SAI Siem Reap–Angkor Intl
CNXSAI
Chiang Mai
Wed 12/23
8:05 am-4:00 pm
1 stop7h 55m
Siem Reap–Angkor Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$184
Chiang MaiSiem Reap
CNX Chiang Mai - SAI Siem Reap–Angkor Intl
CNXSAI
Chiang Mai
Sat 11/14
6:30 am-11:00 am
1 stop4h 30m
Siem Reap–Angkor Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$186
Chiang MaiSiem Reap
CNX Chiang Mai - SAI Siem Reap–Angkor Intl
CNXSAI
Chiang Mai
Wed 9/23
7:05 pm-11:10 am
1 stop16h 05m
Siem Reap–Angkor Intl
Wed 9/30
4:55 pm-10:25 pm
1 stop5h 30m
$300
Chiang MaiSiem Reap
CNX Chiang Mai - SAI Siem Reap–Angkor Intl
CNXSAI
Chiang Mai
Tue 12/8
8:05 am-11:00 am
1 stop26h 55m
Siem Reap–Angkor Intl
Mon 12/14
4:50 pm-10:35 pm
1 stop5h 45m
$304
Chiang MaiSiem Reap
CNX Chiang Mai - SAI Siem Reap–Angkor Intl
CNXSAI
Chiang Mai
Fri 10/23
10:35 pm-4:10 pm
1 stop17h 35m
Siem Reap–Angkor Intl
Fri 10/30
4:50 pm-9:35 pm
1 stop4h 45m
$360
Chiang MaiSiem Reap
CNX Chiang Mai - SAI Siem Reap–Angkor Intl
CNXSAI
Chiang Mai
Tue 12/8
10:00 am-4:00 pm
2 stops6h 00m
Siem Reap–Angkor Intl
Mon 12/14
4:50 pm-10:35 pm
1 stop5h 45m
$374
Chiang MaiSiem Reap
CNX Chiang Mai - SAI Siem Reap–Angkor Intl
CNXSAI
Chiang Mai
Sat 1/2
6:30 am-8:00 pm
1 stop13h 30m
Siem Reap–Angkor Intl
Sat 2/6
4:50 pm-9:35 pm
1 stop4h 45m
$379
Chiang MaiSiem Reap
CNX Chiang Mai - SAI Siem Reap–Angkor Intl
CNXSAI
Chiang Mai
Mon 12/14
9:10 pm-8:45 am
1 stop11h 35m
Siem Reap–Angkor Intl
Wed 12/23
9:50 am-6:50 pm
1 stop9h 00m
$384
Showing 1-10 of 11 resultsSorted by cheapest first
- Most accurate provider: When it comes to deals on Chiang Mai-Siem Reap flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Chiang Mai-Siem Reap flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Chiang Mai-Siem Reap flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Chiang Mai-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 Chiang Mai-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 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.
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 September 13, 2026.
Peruse reviews from past customers who have flown with Thai AirAsia from Chiang Mai to Siem Reap to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
6.2
Overall
7.5
Boarding
7.4
Comfort
6.8
Crew
7.9
Entertainment
5.5
Reviews
1 / 5
8.0
Excellentmarc,Nov 2025
DMK - DAD
Food
6.2
Overall
7.5
Boarding
7.4
Comfort
6.8
Crew
7.9
Entertainment
5.5
Reviews
1 / 5
8.0
Excellentmarc,Nov 2025
DMK - DAD
Related info for your journey
Find useful and relevant information for your journey from Chiang Mai to Siem Reap. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Complete your trip
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Chiang Mai and Siem Reap flights
Browse other Chiang Mai and Siem Reap flight options. Last updated on September 13, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top airline flying from Chiang Mai to Siem Reap
Discover the top airline that operate flights from Chiang Mai 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 7,457,451 searches. Data last updated September 13, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$112 | Average$246 | FlexibilityNo cancel fee | On-time87% |