The cheapest times to fly from CNX to ORD are

  • February 5th to March 25th
  • April 23rd to June 24th (except the week of April 30th)
  • August 27th to September 23rd
  • October 8th to December 2nd (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 ORD is early to mid September. Prices can be as high as $2556 for Tuesday flights during late July, or as low as $961 for Thursday flights around early to mid September.


When to Fly to Chicago

Flying from Chiang Mai (CNX) to Chicago, IL (ORD) will usually cost between $1043 to $1700 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 $1030. Due to high demand the most expensive time to fly is late July, with an average price of $1706. Planning your trip to low-cost times can easily save you $677 on economy flights and even more on first-class flights. Generally, any price below $1188 can be considered a good price for a round-trip CNX to ORD flight.

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

CNX to ORD Flight Prices

Compared to other flights, the CNX to ORD flight is slightly more expensive than the average and costs about as much as the average flight leaving from Chiang Mai. The average price per mile (for a direct flight) is $0.09, which is far below average.


Flight Prices by Day of the Week

Thursday is usually the cheapest day to fly to ORD, and Wednesday the cheapest day to fly back into CNX. Tuesdays are the most expensive days to fly to Chicago, and Saturdays are the most expensive days to return to Chiang Mai. Selecting flights on the least expensive days could save you up to $201 (15%) 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 $1157. Return trip prices are from the ORD 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 ORD can generally find a 1-layover flight. Because there is not usually a direct flight option the real-world direct flight time of 15 hour 46 minutes may not be realistic.


Flight Hacking CNX to ORD

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 ORD — but Champion Traveler does!

Hack #1: Hong Kong (CNX > HKG > ORD)

  • Price for both tickets: $915
  • Average savings: $273 (22.95%)

See CNX to LAX flights

Hack #2: Los Angeles, CA (CNX > LAX > ORD)

  • Price for both tickets: $979
  • Average savings: $209 (17.56%)

See CNX to HKG flights

Hack #3: Shanghai (CNX > PVG > ORD)

  • Price for both tickets: $992
  • Average savings: $196 (16.51%)

See CNX to PVG flights


Flight Questions Answered

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

Which airlines fly this route?

You can find 31 major airlines flying this route most often: Air Canada, Air China, Air France, Alaska, American, ANA, Asiana, Austrian, Bangkok Airways, British Airways, Cathay Dragon, Cathay Pacific, China Airlines, China Eastern, China Southern, Delta, Emirates, Etihad, EVA Air, Finnair, Hainan, JAL, KLM, Korean Air, Lufthansa, Qatar Airways, SAS, Singapore Airlines, SWISS, THAI, United, and potentially more during busy seasons.

How far away is it from Chicago O’Hare International Airport to Chiang Mai International Airport?

The distance between the two airports is roughly 8215 miles or 13221 kilometers.

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

The real-world flight time for a nonstop CNX to ORD flight is about 15 hour 46 minutes.

How many flights go between Chiang Mai and Chicago, IL?

It depends on the day of the week and the date, but a typical day might have around 55 available flights from CNX to ORD.


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 ORD
Destination airport name Chicago O’Hare International Airport
City Chicago, IL
Country the United States
Latitude 42
Longitude -87.9


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.