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Cheap Flights from Phnom Penh to Chiang Rai

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Compare Phnom Penh to Chiang Rai flight deals

Find the cheapest month or even day of the year to fly to Chiang Rai

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Flight deals from Phnom Penh to Chiang Rai

Looking for a cheap last-minute deal or the best return flight from Phnom Penh to Chiang Rai? Find the lowest prices on one-way and return tickets right here.
Chiang Rai.R 1,675 per passenger.Departing Tue, 22 Apr.One-way flight with Thai VietJet Air.Outbound indirect flight with Thai VietJet Air, departs from Phnom Penh on Tue, 22 Apr, arriving in Chiang Rai.Price includes taxes and charges.From R 1,675, select.
Chiang Rai.R 1,765 per passenger.Departing Sat, 8 Nov.One-way flight with Thai AirAsia.Outbound indirect flight with Thai AirAsia, departs from Phnom Penh on Sat, 8 Nov, arriving in Chiang Rai.Price includes taxes and charges.From R 1,765, select.
Chiang Rai.R 1,837 per passenger.Departing Sat, 31 May.One-way flight with Thai AirAsia.Outbound indirect flight with Thai AirAsia, departs from Phnom Penh on Sat, 31 May, arriving in Chiang Rai.Price includes taxes and charges.From R 1,837, select.
Chiang Rai.R 1,915 per passenger.Departing Tue, 16 Dec.One-way flight with Thai VietJet Air.Outbound indirect flight with Thai VietJet Air, departs from Phnom Penh on Tue, 16 Dec, arriving in Chiang Rai.Price includes taxes and charges.From R 1,915, select.
Chiang Rai.R 2,025 per passenger.Departing Sat, 24 Jan.One-way flight with Thai VietJet Air.Outbound indirect flight with Thai VietJet Air, departs from Phnom Penh on Sat, 24 Jan, arriving in Chiang Rai.Price includes taxes and charges.From R 2,025, select.
Chiang Rai.R 2,041 per passenger.Departing Sun, 1 Jun.One-way flight with Thai AirAsia.Outbound indirect flight with Thai AirAsia, departs from Phnom Penh on Sun, 1 Jun, arriving in Chiang Rai.Price includes taxes and charges.From R 2,041, select.
Chiang Rai.R 2,469 per passenger.Departing Wed, 27 Aug.One-way flight with Thai AirAsia.Outbound indirect flight with Thai AirAsia, departs from Phnom Penh on Wed, 27 Aug, arriving in Chiang Rai.Price includes taxes and charges.From R 2,469, select.
Chiang Rai.R 2,546 per passenger.Departing Thu, 19 Mar.One-way flight with Thai VietJet Air.Outbound indirect flight with Thai VietJet Air, departs from Phnom Penh on Thu, 19 Mar, arriving in Chiang Rai.Price includes taxes and charges.From R 2,546, select.

Find the cheapest month to fly from Phnom Penh to Chiang Rai

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Phnom Penh to Chiang Rai flights are currently cheapest in April.
Apr
from R 1,675
May
from R 1,837
Jun
from R 2,041
Jul
Find prices
Aug
from R 2,469
Sep
Find prices
Oct
Find prices
Nov
from R 1,765
Dec
from R 1,915
Jan
from R 2,025
Feb
Find prices
Mar
from R 2,546

Phnom Penh to Chiang Rai: Alternative routes

Compare routes from Phnom Penh to Chiang Rai below. You may find an airport to fly into that's cheaper, faster, or easier than Chiang Rai.

Phnom Penh to Chiang Rai: Flight information

The things to know before you go.
Cheapest flight foundR 1,675
Cheapest month to flyApril

Finding cheap flights from Phnom Penh to Chiang Rai: Frequently asked questions

The best price we found for a return flight from Phnom Penh to Chiang Rai is R 3,548. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Phnom Penh to Chiang Rai. But we found flights with one or more stops from R 3,548.
As of April 2025, there are no flights flying from Phnom Penh to Chiang Rai.
The cheapest month to fly from Phnom Penh to Chiang Rai is usually April 2025.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Phnom Penh Airport to Chiang Rai Airport on Sunday, 20 April 2025.
No airlines currently offer direct flights between Phnom Penh Airport and Chiang Rai Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Chiang Rai but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Chiang Rai is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Thai VietJet Air offers the cheapest flight tickets to Chiang Rai.

Flying from Phnom Penh International Airport (PNH) to Chiang Rai International Airport (CEI): what you need to know

  • Chiang Rai's timezone is UTC+7, which is the same as Phnom Penh.

  • Your PNH to CEI flight won't wait if you're late, so be at the airport on time. Arrive up to one hour in advance for domestic flights and two hours ahead when you're flying internationally.

  • You can expect longer lines in popular months like August. Arriving up to four hours in advance for an international flight and two hours for domestic departures will give you ample time for security and boarding.

  • Pick a stopover if you want to break up your flight. Simply deselect 'Direct flights only' to see all your options for tickets from Phnom Penh International Airport to Chiang Rai International Airport. Suvarnabhumi Airport is a top stopover on the PNH to CEI route.

How to find the cheapest flights from Phnom Penh International Airport (PNH) to Chiang Rai International Airport (CEI)

  • R 1,675 is the best price for a one-way Phnom Penh International Airport to Chiang Rai International Airport flight. A return flight starts from R 3,548. These prices may change depending on demand.

  • Don't leave everything to the last moment. You're more likely to find cheap tickets from PNH to CEI if you book early. Airlines often offer some excellent early bird discounts.

  • Getting cheap flights from Phnom Penh International Airport to Chiang Rai International Airport is easy if you're flexible with your dates. Use the 'Whole month' tool to see the lowest fares across each month and score a great deal.

  • Picking up cheap flights from PNH to CEI couldn't be easier with Price Alerts. Simply set up one of these automatic alerts and we'll notify you when a lower fare pops up.

  • Tailor your flights with filters. Select your ideal arrival and departure times, airlines and total journey duration. You can also sort the results by 'Fastest,' 'Cheapest' or 'Best' flights from Phnom Penh International Airport to Chiang Rai International Airport.

Handy information about Phnom Penh International Airport (PNH)

  • 74.4% of flights taking off from Phnom Penh International Airport touch down at their destination on schedule.

  • To reach Phnom Penh International Airport from central Phnom Penh, it'll take around 30 minutes if you're going by car. This depends on traffic, however. It's approximately 11 kilometres from the airport to the city centre.

  • Booked an early flight from Phnom Penh International Airport to Chiang Rai International Airport? Avoid rushing to the airport (and get some extra shut-eye) by picking one of these stays close to PNH:

Arriving at Chiang Rai International Airport (CEI)

  • If you're arriving on a late Phnom Penh International Airport to Chiang Rai International Airport flight, nothing beats the convenience of being close to the terminal. Grab your luggage from the carousel and then be resting not long after at one of these accommodation options near CEI:

  • Travel at your own pace with a Chiang Rai International Airport rental car. Pick up a set of wheels from Chic Car Rent, Drive Car Hire or Hertz and chase adventure across Chiang Rai and beyond.

  • For the lowest price, reserve your ride from Chiang Rai International Airport around four weeks in advance.

Getting from Chiang Rai International Airport (CEI) to central Chiang Rai

  • Chiang Rai International Airport to the centre of Chiang Rai has a drive time of about 15 minutes. It's approximately 8 kilometres away.

When to fly to Chiang Rai International Airport (CEI)

  • The quietest month for a flight from Phnom Penh International Airport to Chiang Rai International Airport is February, while April is the busiest. Choose the best time to go to Chiang Rai based on whether you prefer a bustling atmosphere or a more laid-back vibe.

  • When reserving your flight from Phnom Penh International Airport to Chiang Rai International Airport, consider the kind of weather you enjoy. April is the warmest month in Chiang Rai, with the temperature ranging from 22ºC (72ºF) to 41ºC (106ºF).

  • If you want cooler conditions, look for a cheap ticket from PNH to CEI in January. Average temperatures are between 12ºC (54ºF) and 30ºC (86ºF) then.

Explore more of Thailand

  • Udon Thani is just one of the many places in Thailand waiting to be discovered once you've seen the sights of Chiang Rai. Around 418 kilometres away to the south-east, top sights here include Nong Prajak Public Park, Krom Luang Prachaksinlapakhom Monument and Chinesisches Tor.

  • Around 153 kilometres south-west of Chiang Rai, Chiang Mai is another essential stop in Thailand. Experience this destination's highlights firsthand at Doi Suthep, Kalare Night Bazaar and Wat Phra Singh.

Plan the rest of your trip from Phnom Penh to Chiang Rai

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.