Find flights
When to book
Airlines
FAQs

Cheap flights from Chiang Mai to Phnom Penh from ฿2,594

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 4/9. Fares are subject to change and may not be available on all flights or dates of travel.
CNX — PNH
20 Jul — 27 Jul1
1 adult

Cheap flight deals from Chiang Mai to Phnom Penh

Discover tips and strategies to find the most affordable flight options for your journey from Chiang Mai (CNX) to Phnom Penh (PNH). 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 15 July 2025.

Round-trip from

฿5,545

One-way from

฿2,594

Popular in

November

Cheapest in

March

Average price

฿7,167
Thai AirAsia
  • Thai AirAsia
  • 27/8-3/9
  • 2 total stops
  • 21h 30m total
  • Chiang Mai to Phnom Penh
Search Deals
Thai AirAsia
  • Thai AirAsia
  • 4/9
  • 1 total stop
  • 9h 25m total
  • Chiang Mai to Phnom Penh
Search Deals
Highest demand for flights based on searches. 13% potential increase in price (฿43,835 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (฿12,266 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 2025
Search Deals

Find flight deals from Chiang Mai to Phnom Penh

Cheapest flights from Chiang Mai to Phnom Penh
Explore the most affordable flight options available from Chiang Mai to Phnom Penh. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 July 2025.

Wed 27/807:10CNX - PNH
1 stop9h 10mThai AirAsia
Wed 3/909:45PNH - CNX
1 stop12h 20mThai AirAsia
Deal found 12/7฿5,545
Mon 25/822:25CNX - PNH
1 stop11h 30mThai Vietjet Air
Mon 1/919:10PNH - CNX
1 stop12h 15mThai Vietjet Air
Deal found 15/7฿5,707
Thu 28/806:30CNX - PNH
1 stop11h 45mMultiple Airlines
Thu 4/911:05PNH - CNX
1 stop10h 45mMultiple Airlines
Deal found 14/7฿5,934
Thu 28/820:00CNX - PNH
2 stops21h 25mMalaysia Airlines
Thu 4/911:10PNH - CNX
1 stop24h 30mMalaysia Airlines
Deal found 14/7฿16,733
Mon 25/823:05CNX - PNH
1 stop24h 00mAir China
Sun 31/800:20PNH - CNX
1 stop21h 30mAir China
Deal found 15/7฿20,527
Thu 28/816:20CNX - PNH
1 stop19h 15mChina Eastern
Wed 3/900:10PNH - CNX
2 stops32h 55mChina Eastern
Deal found 14/7฿20,787
Sun 24/800:45CNX - PNH
1 stop22h 10mAsiana Airlines
Mon 1/923:55PNH - CNX
1 stop23h 45mAsiana Airlines
Deal found 13/7฿21,435

Cheapflights Fare Finder

Customise your flight search to find flights from Chiang Mai to Phnom Penh 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 17,341 searches. Data last updated 15 July 2025.
Use the filters below to find and compare flights from Chiang Mai to Phnom Penh that are best for you.

Fly from

Chiang Mai

Fly to

Phnom Penh

Route

Depart

Return

Price

Chiang MaiPhnom Penh

CNX - PNH

CNXPNH

Chiang Mai

Wed 27/8

07:10-16:20

1 stop9h 10m

Phnom Penh Pochentong

Wed 3/9

09:45-22:05

1 stop12h 20m

฿5,545

Chiang MaiPhnom Penh

CNX - PNH

CNXPNH

Chiang Mai

Mon 25/8

22:25-09:55

1 stop11h 30m

Phnom Penh Pochentong

Mon 1/9

19:10-07:25

1 stop12h 15m

฿5,707

Chiang MaiPhnom Penh

CNX - PNH

CNXPNH

Chiang Mai

Thu 28/8

06:30-18:15

1 stop11h 45m

Phnom Penh Pochentong

Thu 4/9

11:05-21:50

1 stop10h 45m

฿5,934

Chiang MaiPhnom Penh

CNX - PNH

CNXPNH

Chiang Mai

Thu 28/8

20:00-17:25

2 stops21h 25m

Phnom Penh Pochentong

Thu 4/9

11:10-11:40

1 stop24h 30m

฿16,733

Chiang MaiPhnom Penh

CNX - PNH

CNXPNH

Chiang Mai

Mon 25/8

23:05-23:05

1 stop24h 00m

Phnom Penh Pochentong

Sun 31/8

00:20-21:50

1 stop21h 30m

฿20,527

Chiang MaiPhnom Penh

CNX - PNH

CNXPNH

Chiang Mai

Thu 28/8

16:20-11:35

1 stop19h 15m

Phnom Penh Pochentong

Wed 3/9

00:10-09:05

2 stops32h 55m

฿20,787

Chiang MaiPhnom Penh

CNX - PNH

CNXPNH

Chiang Mai

Sun 24/8

00:45-22:55

1 stop22h 10m

Phnom Penh Pochentong

Mon 1/9

23:55-23:40

1 stop23h 45m

฿21,435

Chiang MaiPhnom Penh

CNX - PNH

CNXPNH

Chiang Mai

Thu 4/9

23:30-08:55

1 stop9h 25m

฿2,594

Chiang MaiPhnom Penh

CNX - PNH

CNXPNH

Chiang Mai

Fri 22/8

22:00-08:55

1 stop10h 55m

฿2,724

Chiang MaiPhnom Penh

CNX - PNH

CNXPNH

Chiang Mai

Wed 27/8

10:45-09:55

2 stops23h 10m

฿7,459

Flights are sorted by cheapest return flights first.

Deals found on 14/7

Showing 1-10 of 13 results
1
2

Best time to book a flight from Chiang Mai to Phnom Penh

Have a flexible travel schedule? Discover the best time to fly to Phnom Penh from Chiang Mai with our price prediction graph.
Estimated return 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.

Cheapflights Insights

Everything you need to know about your flight from Chiang Mai to Phnom Penh

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

Find hourly flight availability from Chiang Mai to Phnom Penh. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 15 July 2025.

One of the essential ways to save on airfare from Chiang Mai to Phnom Penh is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight in the morning could potentially save you up to 14% on airfare.

Reviews of airlines servicing Phnom Penh

Get insights into the airlines that provide service to Phnom Penh. 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 Phnom Penh. Reviews last updated 15 July 2025.
Read reviews from past customers who have flown with Asiana Airlines, Vietnam Airlines, andThai AirAsia from Chiang Mai to Phnom Penh. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Asiana Airlines
8.2
Very Good
455 reviews
Check prices

Boarding

8.4

Overall

8.2

Crew

8.5

Comfort

8.1

Food

8.0

Entertainment

7.7

Reviews

1 / 20
10.0
Excellent

Jacob,Jul 2025

ICN - JFK

I flew business calls Asiana, everything was great and good! I must say that the service at the Asian business class lounge prior to the flight is very poor, the staff are very cold and not welcome and I asked for some help in getting a food without salt ...I was looked upon as if I ... I am traveling a lot business , and I se people complained a lot in asiana lounge services. Jacob
Asiana Airlines
8.2
Very Good
455 reviews
Asiana Airlines
8.2
Very Good
455 reviews
Check prices

Boarding

8.4

Overall

8.2

Crew

8.5

Comfort

8.1

Food

8.0

Entertainment

7.7

Reviews

1 / 20
10.0
Excellent

Jacob,Jul 2025

ICN - JFK

I flew business calls Asiana, everything was great and good! I must say that the service at the Asian business class lounge prior to the flight is very poor, the staff are very cold and not welcome and I asked for some help in getting a food without salt ...I was looked upon as if I ... I am traveling a lot business , and I se people complained a lot in asiana lounge services. Jacob
Vietnam Airlines
7.5
Good
195 reviews
Asiana Airlines
8.2
Very Good
455 reviews
Check prices

Boarding

8.4

Overall

8.2

Crew

8.5

Comfort

8.1

Food

8.0

Entertainment

7.7

Reviews

1 / 20
10.0
Excellent

Jacob,Jul 2025

ICN - JFK

I flew business calls Asiana, everything was great and good! I must say that the service at the Asian business class lounge prior to the flight is very poor, the staff are very cold and not welcome and I asked for some help in getting a food without salt ...I was looked upon as if I ... I am traveling a lot business , and I se people complained a lot in asiana lounge services. Jacob
Thai AirAsia
7.5
Good
219 reviews
Asiana Airlines
8.2
Very Good
455 reviews
Check prices

Boarding

8.4

Overall

8.2

Crew

8.5

Comfort

8.1

Food

8.0

Entertainment

7.7

Reviews

1 / 20
10.0
Excellent

Jacob,Jul 2025

ICN - JFK

I flew business calls Asiana, everything was great and good! I must say that the service at the Asian business class lounge prior to the flight is very poor, the staff are very cold and not welcome and I asked for some help in getting a food without salt ...I was looked upon as if I ... I am traveling a lot business , and I se people complained a lot in asiana lounge services. Jacob
Malaysia Airlines
7.4
Good
269 reviews
Asiana Airlines
8.2
Very Good
455 reviews
Check prices

Boarding

8.4

Overall

8.2

Crew

8.5

Comfort

8.1

Food

8.0

Entertainment

7.7

Reviews

1 / 20
10.0
Excellent

Jacob,Jul 2025

ICN - JFK

I flew business calls Asiana, everything was great and good! I must say that the service at the Asian business class lounge prior to the flight is very poor, the staff are very cold and not welcome and I asked for some help in getting a food without salt ...I was looked upon as if I ... I am traveling a lot business , and I se people complained a lot in asiana lounge services. Jacob
China Eastern
7.2
Good
151 reviews
Asiana Airlines
8.2
Very Good
455 reviews
Check prices

Boarding

8.4

Overall

8.2

Crew

8.5

Comfort

8.1

Food

8.0

Entertainment

7.7

Reviews

1 / 20
10.0
Excellent

Jacob,Jul 2025

ICN - JFK

I flew business calls Asiana, everything was great and good! I must say that the service at the Asian business class lounge prior to the flight is very poor, the staff are very cold and not welcome and I asked for some help in getting a food without salt ...I was looked upon as if I ... I am traveling a lot business , and I se people complained a lot in asiana lounge services. Jacob

Related info for your journey

Find useful and relevant information for your journey from Chiang Mai to Phnom Penh. 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 flying from Chiang Mai to Phnom Penh round-trip?

    Flying on Thai AirAsia is currently your cheapest option to Phnom Penh, with prices starting at ฿5,545. Additional round-trip tickets that might be worth considering are offered by Thai Vietjet Air and Malaysia Airlines, with the lowest prices starting at ฿5,707 and ฿16,733, respectively. You may be able to fly from Chiang Mai to Phnom Penh for 33% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from Chiang Mai to Phnom Penh one-way?

    ฿2,594 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 Thai Vietjet Air and Vietnam Airlines, with prices starting from ฿7,459 and ฿13,069, respectively.

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

    Yes. In addition to deals on Chiang Mai to Phnom Penh flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Chiang Mai to Phnom Penh?

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

  • Can I find deals for business class flights from Chiang Mai to Phnom Penh?

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

  • What is the cheapest month to book a flight from Chiang Mai to Phnom Penh?

    Currently, May is the cheapest month in which you can book a flight from Chiang Mai to Phnom Penh (average of ฿109). Flying from Chiang Mai to Phnom Penh in October is currently the most expensive (average of ฿145). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Chiang Mai to Phnom Penh

See prices for flight routes from nearby airports that may be better suited for you.
Krabi to Phnom Penh flights
Phuket City to Phnom Penh flights
Ko Samui to Phnom Penh flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Chiang Mai to Phnom Penh?

Deals for Chiang Mai to Phnom Penh flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Chiang Mai to Phnom Penh?

Cheapflights simply makes it quick and affordable to book flights from Chiang Mai to Phnom Penh by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Chiang Mai to Phnom Penh with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Chiang Mai to Phnom Penh, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Chiang Mai to Phnom Penh become cheaper?

Not ready to book yet? You can track prices for flights from Chiang Mai to Phnom Penh on Cheapflights with our Price Alert feature and get notified when better prices are available.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
Site
©2025 Cheapflights