To Phnom Penh

Cheap Flights from Chiang Mai to Phnom Penh

Browse current best options from Chiang Mai. Become a member to unlock all deals and get alerts when new deals appear.

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Chiang Mai

RatePunk searches hundreds of travel sites at once for deals on flights to Phnom Penh

Prices updated 24 days ago

486,190 searches this week

171 airlines compared

80%+ AI score for best value

Fares are subject to change and may not be available for all dates. (Data last updated May 29, 2026.)

Today’s best flight deals from Chiang Mai to Phnom Penh

Explore current cheapest deals departing from Chiang Mai to Phnom Penh

Round trip

Sort by: Cheapest

June 27 - June 29

Cheapest

CNX - Phnom Penh

$295

$225

Round trip

June 27 - June 30

Cheapest

CNX - Phnom Penh

$295

$225

Round trip

June 25 - June 30

CNX - Phnom Penh

$286

$229

Round trip

June 25 - June 29

CNX - Phnom Penh

$299

$229

Round trip

June 24 - June 30

CNX - Phnom Penh

$289

$229

Round trip

June 23 - June 29

Earliest

CNX - Phnom Penh

$292

$229

Round trip

June 23 - June 25

Best

Earliest

CNX - Phnom Penh

$316

$229

Round trip

August 20 - September 8

CNX - Phnom Penh

$231

$238

Round trip

June 29 - June 30

CNX - Phnom Penh

$291

$238

Round trip

August 18 - September 8

CNX - Phnom Penh

$230

$239

Round trip

Unlock all 500+ flight deals to Phnom Penh and get alerts when great deals appear

Route Intelligence — 486,190 Searches this Week

Insights for flights from Chiang Mai to Phnom Penh

A typical journey from Chiang Mai to Phnom Penh takes about 5h 35m, including connections. Since there are no direct flights on this route, travelers should expect at least one stopover. This duration accounts for the time spent in transit and any layovers, providing a realistic expectation for the overall travel experience.

For travelers seeking cheap flights from Chiang Mai to Phnom Penh, prices typically range from $116–$140, with a median of $125. Right now, fares are above the typical level. Currently, 52% of recent fares are considered a good price, indicating that favorable deals are available for this route. New deals appear almost daily, suggesting frequent opportunities to find competitive prices.

The cheapest time to fly from Chiang Mai to Phnom Penh is during January and March, both with a median fare of $117. September also offers competitive pricing, with a median fare of $121. These months present the best opportunities for securing lower-cost travel on this route.

Flights from Chiang Mai to Phnom Penh are characterized by connecting itineraries, as most itineraries connect at least once. There are no direct flights available for this route, meaning all journeys will include at least one stopover. When connecting, the typical number of stopovers is 1, which influences the total journey time.

The distance between Chiang Mai and Phnom Penh is 1021 km, classifying this as a short-haul route. This relatively short distance means that while all flights require connections, the overall travel time remains manageable for a journey within the region.

How much is a round trip from Chiang Mai to Phnom Penh

Regular price: $234 - $360

Prices for flights from Chiang Mai to Phnom Penh are currently below the regular range.

Regular prices for flights from Chiang Mai to Phnom Penh typically range from $234 to $360. The current lowest deal is $225 with MyTravel Airways, for travel from June 27 to June 30.

now $225

Low $234

High $360

The cheapest time to fly from Chiang Mai to Phnom Penh

The cheapest month to fly from CNX to PNH is January, with a median price of $117. The most expensive month is December, with a median price of $148. Prices are generally lower from January to September.

January

Cheapest

Flights from $117

December

Most Expensive

Flights from $148

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Direct flights from Chiang Mai to Phnom Penh

Thai AirAsia

Danish Air Lines

MyTravel Airways

Thai Airways International

Last-minute flights going from Chiang Mai to Phnom Penh

Sun, Jun 21

⌛ Last-Minute

CNX - Phnom Penh

Chiang Mai (CNX) - Phnom Penh (KTI)

$309

$464

One-way

Tue, Jun 23

⌛ Last-Minute

CNX - Phnom Penh

Chiang Mai (CNX) - Phnom Penh (KTI)

MyTravel Airways

$292

$229

One-way

Wed, Jun 24

⌛ Last-Minute

CNX - Phnom Penh

Chiang Mai (CNX) - Phnom Penh (KTI)

MyTravel Airways

$289

$229

One-way

Wed, Jun 24

⌛ Last-Minute

CNX - Phnom Penh

Chiang Mai (CNX) - Phnom Penh (KTI)

MyTravel Airways

$293

$229

One-way

Thu, Jun 25

⌛ Last-Minute

CNX - Phnom Penh

Chiang Mai (CNX) - Phnom Penh (KTI)

MyTravel Airways

$299

$229

One-way

Thu, Jun 25

⌛ Last-Minute

CNX - Phnom Penh

Chiang Mai (CNX) - Phnom Penh (KTI)

MyTravel Airways

$286

$229

One-way

Biggest price drops on these dates for flights from Chiang Mai to Phnom Penh

3 nights

Jun 27 - Jun 30

$295 → $225

24%

2 nights

Jun 27 - Jun 29

$295 → $225

24%

4 nights

Jun 25 - Jun 29

$299 → $229

23%

5 nights

Jun 24 - Jun 29

$293 → $229

22%

Popular Airports to fly from Chiang Mai to Phnom Penh

Chiang Mai - Phnom Penh route insights

💸 Price insights

Recent fares are above the typical level

Recent fares for Chiang Mai to Phnom Penh are above the typical level at $225.

📅 Best time to fly

January offers the lowest median price

Historically, January and March are the cheapest months to fly, with a median price of $117.

⏱️ Flight duration

Connecting flights typically take 5h 35m

The typical flight duration from Chiang Mai to Phnom Penh is 5 hours and 35 minutes.

✈️ Airlines & availability

Connecting flights are dominant on this route

This route is connecting dominant, with 1 stopover being typical for deals.

🏆 Airline highlight

Thai AirAsia offers the most direct deals

💸 Flights from ~$225

Siem Reap–Angkor International Airport (SAI)

Siem Reap–Angkor International Airport offers good regional and international connectivity within Cambodia.

📍 ~250 km from Phnom Penh (reachable by bus or car)

💸 Flights from ~$244

Tan Son Nhat International (SGN)

Tan Son Nhat International is a major regional hub with extensive flight options, often with competitive pricing.

📍 ~200 km from Phnom Penh (requires international border crossing)

💸 Flights from ~$222

Sihanoukville International (KOS)

Sihanoukville International is useful for regional coastal connections within Cambodia, avoiding border issues.

📍 ~180 km from Phnom Penh (reachable by expressway)

💸 Flights from ~$303

Phu Quoc International Airport (PQC)

Cheapest

Phu Quoc International Airport is an international option geographically close to the Cambodian border.

📍 ~180 km from Phnom Penh (requires border crossing and additional travel)

💸 Flights from ~$210

Business & First Class Flight Deals to Phnom Penh

45% AI deal score

$1,235

From CNX

Elite

Jul 17

Phnom Penh, Cambodia

45% AI deal score

$1,284

$1,241

Save $43

From CNX

Elite

Jul 20

Phnom Penh, Cambodia

45% AI deal score

$1,253

From CNX

Phnom Penh, Cambodia

43% AI deal score

$1,169

$1,158

Save $11

From CNX

Elite

Jun 30

Phnom Penh, Cambodia

43% AI deal score

$1,159

From CNX

Elite

Jun 30

Phnom Penh, Cambodia

43% AI deal score

$1,192

From CNX

Elite

Jul 08

Phnom Penh, Cambodia

43% AI deal score

Phnom Penh, Cambodia

42% AI deal score

$1,262

Frequently Asked Questions About Flights to Phnom Penh

To find more affordable flights, consider being flexible with your travel dates and times. Comparing prices across different airlines and booking sites can often reveal better deals. Setting up price alerts may also help you catch drops in fares.

Booking in advance can often secure better prices, though last-minute deals sometimes appear. Prices may fluctuate, so monitoring fares over a period can be beneficial. Weekday bookings might also offer different pricing compared to weekends.

Comparing nearby airports can sometimes lead to more affordable flight options or different schedules. While it may add to your ground travel time, the potential savings could be significant. Always factor in the total cost and convenience when considering this option.

Related routes

Consider alternative routes from Chiang Mai

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Cheap Flights from Chiang Mai to Phnom Penh

Today’s best flight deals from Chiang Mai to Phnom Penh

Unlock all 500+ flight deals to Phnom Penh and get alerts when great deals appear

Route Intelligence — 486,190 Searches this Week

Insights for flights from Chiang Mai to Phnom Penh

How much is a round trip from Chiang Mai to Phnom Penh

The cheapest time to fly from Chiang Mai to Phnom Penh

Direct flights from Chiang Mai to Phnom Penh

Last-minute flights going from Chiang Mai to Phnom Penh

Biggest price drops on these dates for flights from Chiang Mai to Phnom Penh

Popular Airports to fly from Chiang Mai to Phnom Penh

Chiang Mai - Phnom Penh route insights

Recent fares are above the typical level

January offers the lowest median price

Connecting flights typically take 5h 35m

Connecting flights are dominant on this route

Thai AirAsia offers the most direct deals

Deals appear frequently for this route

Chiang Mai main airports to depart from

Phnom Penh main airports to arrive at

Airports nearby Phnom Penh used as alternative

Business & First Class Flight Deals to Phnom Penh

Best Elite deals to Phnom Penh

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Frequently Asked Questions About Flights to Phnom Penh

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

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

When should I book flights from Chiang Mai to Phnom Penh?

When should I book flights from Chiang Mai to Phnom Penh?

Should I compare nearby airports for flights from Chiang Mai to Phnom Penh?