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Cheap flights from Chiang Mai to Siem Reap from $130

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Chiang Mai to Siem Reap departing on 1/29. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap round-trip flights

Enter your travel dates to find the best prices.
Bangkok Airways Logo
10:10 am - 6:45 pm
CNX
-
SAI
8h 35m
1 stop
Bangkok Airways Logo
9:40 am - 1:45 pm
SAI
-
CNX
4h 05m
1 stop
$257Bangkok Airways
Wed, Jun 10 - Wed, Jun 17
Multiple Airlines Logo
10:10 am - 2:30 pm
CNX
-
SAI
4h 20m
1 stop
Multiple Airlines Logo
10:00 am - 10:15 pm
SAI
-
CNX
12h 15m
2 stops
$308Multiple Airlines
Wed, Jun 10 - Wed, Jun 17
Emirates Logo
9:40 pm - 9:10 pm
CNX
-
SAI
23h 30m
1 stop
Emirates Logo
11:50 pm - 9:00 pm
SAI
-
CNX
21h 10m
1 stop
$382Emirates
Wed, Feb 11 - Sat, Feb 21
Emirates Logo
9:40 pm - 9:10 pm
CNX
-
SAI
23h 30m
1 stop
Emirates Logo
11:50 pm - 9:25 am
SAI
-
CNX
9h 35m
1 stop
$392Emirates
Mon, Feb 9 - Tue, Feb 17
Emirates Logo
9:40 pm - 9:10 pm
CNX
-
SAI
23h 30m
1 stop
Emirates Logo
11:50 pm - 9:00 pm
SAI
-
CNX
21h 10m
1 stop
$396Emirates
Mon, Feb 9 - Sat, Feb 21
Thai AirAsia Logo
3:35 pm - 8:00 pm
CNX
-
SAI
4h 25m
1 stop
Thai AirAsia Logo
4:50 pm - 9:35 pm
SAI
-
CNX
4h 45m
1 stop
$416Thai AirAsia
Mon, Feb 9 - Sun, Feb 15
Thai AirAsia Logo
3:35 pm - 8:00 pm
CNX
-
SAI
4h 25m
1 stop
Thai AirAsia Logo
4:50 pm - 9:35 pm
SAI
-
CNX
4h 45m
1 stop
$417Thai AirAsia
Mon, Feb 9 - Sun, Feb 15
Thai AirAsia Logo
3:35 pm - 8:00 pm
CNX
-
SAI
4h 25m
1 stop
Thai AirAsia Logo
4:50 pm - 8:40 pm
SAI
-
CNX
3h 50m
1 stop
$419Thai AirAsia
Mon, Feb 9 - Sun, Feb 15
Emirates Logo
9:40 pm - 9:10 pm
CNX
-
SAI
23h 30m
1 stop
Emirates Logo
11:50 pm - 9:00 pm
SAI
-
CNX
21h 10m
1 stop
$438Emirates
Fri, Feb 13 - Sat, Feb 21
Malaysia Airlines Logo
12:25 pm - 10:00 am
CNX
-
SAI
21h 35m
1 stop
Malaysia Airlines Logo
11:00 am - 9:25 am
SAI
-
CNX
22h 25m
2 stops
$521Malaysia Airlines
Wed, Feb 11 - Thu, Feb 19

Emirates flights from Chiang Mai to Siem Reap

Our best Emirates deals on Chiang Mai to Siem Reap flight tickets
Emirates
Feb 11
CNX9:40 pmChiang Mai
23h 30m
1 stop
SAI9:10 pmSiem Reap–Angkor Intl
Feb 21
SAI11:50 pmSiem Reap–Angkor Intl
21h 10m
1 stop
CNX9:00 pmChiang Mai
$382
Emirates
Feb 9
CNX9:40 pmChiang Mai
23h 30m
1 stop
SAI9:10 pmSiem Reap–Angkor Intl
Feb 17
SAI11:50 pmSiem Reap–Angkor Intl
9h 35m
1 stop
CNX9:25 amChiang Mai
$392
Emirates
Feb 9
CNX9:40 pmChiang Mai
23h 30m
1 stop
SAI9:10 pmSiem Reap–Angkor Intl
Feb 21
SAI11:50 pmSiem Reap–Angkor Intl
21h 10m
1 stop
CNX9:00 pmChiang Mai
$396

Thai AirAsia flights from Chiang Mai to Siem Reap

Our best Thai AirAsia deals on Chiang Mai to Siem Reap flight tickets
Thai AirAsia
Feb 9
CNX3:35 pmChiang Mai
4h 25m
1 stop
SAI8:00 pmSiem Reap–Angkor Intl
Feb 15
SAI4:50 pmSiem Reap–Angkor Intl
4h 45m
1 stop
CNX9:35 pmChiang Mai
$416
Thai AirAsia
Feb 9
CNX3:35 pmChiang Mai
4h 25m
1 stop
SAI8:00 pmSiem Reap–Angkor Intl
Feb 15
SAI4:50 pmSiem Reap–Angkor Intl
4h 45m
1 stop
CNX9:35 pmChiang Mai
$417
Thai AirAsia
Feb 9
CNX3:35 pmChiang Mai
4h 25m
1 stop
SAI8:00 pmSiem Reap–Angkor Intl
Feb 15
SAI4:50 pmSiem Reap–Angkor Intl
3h 50m
1 stop
CNX8:40 pmChiang Mai
$419

momondo 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, momondo users made 832,500 searches. Data last updated January 20, 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

Price

Chiang MaiSiem Reap

CNX - SAI

CNXSAI

Chiang Mai

Wed 6/10

10:10 am-6:45 pm

1 stop8h 35m

Siem Reap–Angkor Intl

Wed 6/17

9:40 am-1:45 pm

1 stop4h 05m

$257

Chiang MaiSiem Reap

CNX - SAI

CNXSAI

Chiang Mai

Wed 6/10

10:10 am-2:30 pm

1 stop4h 20m

Siem Reap–Angkor Intl

Wed 6/17

10:00 am-10:15 pm

2 stops12h 15m

$308

Chiang MaiSiem Reap

CNX - SAI

CNXSAI

Chiang Mai

Wed 2/11

9:40 pm-9:10 pm

1 stop23h 30m

Siem Reap–Angkor Intl

Sat 2/21

11:50 pm-9:00 pm

1 stop21h 10m

$382

Chiang MaiSiem Reap

CNX - SAI

CNXSAI

Chiang Mai

Mon 2/9

9:40 pm-9:10 pm

1 stop23h 30m

Siem Reap–Angkor Intl

Tue 2/17

11:50 pm-9:25 am

1 stop9h 35m

$392

Chiang MaiSiem Reap

CNX - SAI

CNXSAI

Chiang Mai

Mon 2/9

9:40 pm-9:10 pm

1 stop23h 30m

Siem Reap–Angkor Intl

Sat 2/21

11:50 pm-9:00 pm

1 stop21h 10m

$396

Chiang MaiSiem Reap

CNX - SAI

CNXSAI

Chiang Mai

Mon 2/9

3:35 pm-8:00 pm

1 stop4h 25m

Siem Reap–Angkor Intl

Sun 2/15

4:50 pm-9:35 pm

1 stop4h 45m

$416

Chiang MaiSiem Reap

CNX - SAI

CNXSAI

Chiang Mai

Mon 2/9

3:35 pm-8:00 pm

1 stop4h 25m

Siem Reap–Angkor Intl

Sun 2/15

4:50 pm-9:35 pm

1 stop4h 45m

$417

Chiang MaiSiem Reap

CNX - SAI

CNXSAI

Chiang Mai

Mon 2/9

3:35 pm-8:00 pm

1 stop4h 25m

Siem Reap–Angkor Intl

Sun 2/15

4:50 pm-8:40 pm

1 stop3h 50m

$419

Chiang MaiSiem Reap

CNX - SAI

CNXSAI

Chiang Mai

Fri 2/13

9:40 pm-9:10 pm

1 stop23h 30m

Siem Reap–Angkor Intl

Sat 2/21

11:50 pm-9:00 pm

1 stop21h 10m

$438

Chiang MaiSiem Reap

CNX - SAI

CNXSAI

Chiang Mai

Wed 2/11

12:25 pm-10:00 am

1 stop21h 35m

Siem Reap–Angkor Intl

Thu 2/19

11:00 am-9:25 am

2 stops22h 25m

$521

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Siem Reap from

How to get the cheapest flight ticket from Chiang Mai to Siem Reap

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

How have Chiang Mai to Siem Reap flight prices changed over time?

As of January 2026, prices for Chiang Mai to Siem Reap flights are approximately 7% cheaper when compared to flights at the same time last year.

When to book flights from Chiang Mai to Siem Reap

Are you open to changing your travel dates? Check out the ideal times to fly from Chiang Mai to Siem Reap according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Chiang Mai to Siem Reap (CNX to SAI) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chiang Mai to Siem Reap

Fastest flight time

13h 00m

Direct flights

None
The fastest flight from Chiang Mai to Siem Reap takes 13h 00m
There are no direct flights from Chiang Mai to Siem Reap. There are no popular flight routes from Chiang Mai to Siem Reap.
Search flight deals

  • How far is Chiang Mai to Siem Reap–Angkor Intl by plane?

    Chiang Mai and Siem Reap–Angkor Intl are 494.7 mi apart from one another. By plane, this route typically takes 13h 00m.

  • When did momondo last update prices for flights from Chiang Mai Airport to Siem Reap–Angkor Intl Airport?

    Prices for flights from Chiang Mai Airport to Siem Reap–Angkor Intl Airport were last updated today.

  • How many operators does momondo search for flights from Chiang Mai Airport to Siem Reap–Angkor Intl Airport?

  • How old do you have to be to fly from Chiang Mai Airport to Siem Reap–Angkor Intl Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Chiang Mai Airport to Siem Reap–Angkor Intl Airport.

  • What documentation or ID do you need to fly to Siem Reap–Angkor Intl Airport?

    The necessary travel and health documents for your Siem Reap–Angkor Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Chiang Mai to Siem Reap?

Best airlines flying from Chiang Mai to Siem Reap

Compare and see reviews for airlines that fly from Chiang Mai to Siem Reap with momondo
Airline
Rating
Free Cancellation
Price
Thai AirAsiaPriceFrom $228Free CancellationRating
7.5
229 reviews
Search Thai AirAsia flights

Why use momondo?

Why should I use momondo to find a flight deal from Chiang Mai to Siem Reap?

Finding the right flight to Siem Reap from Chiang Mai is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Siem Reap quick and easy, saving you time and money.

Can I find flights from Chiang Mai to Siem Reap with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Chiang Mai to Siem Reap flights to just show those with flexible booking policies.

How can momondo help me find flights from Chiang Mai to Siem Reap?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Siem Reap from Chiang Mai.

I’m not ready to book a flight from Chiang Mai to Siem Reap right now. Can momondo alert me if prices change?

Price alerts on flights to Siem Reap from Chiang Mai are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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Thai AirAsia