The cheapest times to fly from CNX to SYX are

  • February 12th to April 22nd
  • August 27th to September 30th (except the week of September 17th)
  • October 8th to December 31st (except the week of November 12th)

based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from CNX to SYX is early to mid September. Prices can be as high as $875 for Saturday flights during early May, or as low as $296 for Thursday flights around early to mid September.


When to Fly to Sanya

Flying from Chiang Mai (CNX) to Sanya (SYX) will usually cost between $332 to $732 per person if booking more than four weeks in advance. On average the very cheapest time to fly is early to mid September with an average ticket price of $325. Due to high demand the most expensive time to fly is early May, with an average price of $797. Planning your trip to low-cost times can easily save you $472 on economy flights and even more on first-class flights. Generally, any price below $389 can be considered a good price for a round-trip CNX to SYX flight.

See below for a graph of average weekly prices for the CNX to SYX route. All prices are for round-trip tickets in USD.

CNX to SYX Flight Prices

Compared to other flights, the CNX to SYX flight is much cheaper than the average and costs much less than the average flight leaving from Chiang Mai. The average price per mile (for a direct flight) is $0.35, which is in the normal range for a flight.


Flight Prices by Day of the Week

Thursday is usually the cheapest day to depart and return on this flight. Saturdays are the most expensive days to fly out or take a return trip. Selecting flights on the least expensive days could save you up to $37 (8%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Thursday and returning a week later will cost an average of $405. Return trip prices are from the SYX to CNX flight, and often highlight the quality of our data in showing the same trend.

Departing Prices by Day

Departure Day Prices

Return Trip Prices by Day

Return Day Prices


Nonstop Flights and Layovers

Travelers looking to fly from CNX to SYX can generally find a 0-layover flight. Because there is a direct flight option the real-world direct flight time of 2 hour 13 minutes may be realistic.


Flight Hacking CNX to SYX

Flight hacking is when you book two tickets instead of a layover, sometimes with different airlines. You will need to either bring only a carry-on bag (highly recommended) or leave yourself plenty of time to go through security again. Flight hacking is completely allowed, but airlines don’t always tell you the cheapest way to get from CNX to SYX — but Champion Traveler does!

Hack #1: Bangkok (CNX > BKK > SYX)

  • Price for both tickets: $388
  • Average savings: $2 (0.39%)

See CNX to flights


Flight Questions Answered

Still have questions about flying from CNX to SYX? We’ve got answers.

Which airlines fly this route?

You can find 17 major airlines flying this route most often: Air China, Bangkok Airways, Cathay Dragon, Cathay Pacific, China Airlines, China Eastern, China Southern, Hainan, Hong Kong Airlines, Jeju Air, Juneyao Airlines, Lucky Air, Shandong, Sichuan Airlines, Spring, Thai AirAsia, Turkish Airlines, and potentially more during busy seasons.

How far away is it from Phoenix International Airport to Chiang Mai International Airport?

The distance between the two airports is roughly 685 miles or 1102 kilometers.

How long does it take to fly from CNX to SYX?

The real-world flight time for a nonstop CNX to SYX flight is about 2 hour 13 minutes.

How many flights go between Chiang Mai and Sanya?

It depends on the day of the week and the date, but a typical day might have around 15 available flights from CNX to SYX.


Airport Location Info


Departing Airport

Origination code CNX
Origination airport name Chiang Mai International Airport
City Chiang Mai
Country Thailand
Latitude 18.8
Longitude 99

Return Airport

Destination code SYX
Destination airport name Phoenix International Airport
City Sanya
Country China
Latitude 18.3
Longitude 109.4


Other Resources

Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.