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$544+ Cheap flights from Chiang Mai (CNX) to Illinois

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 6/18. Fares are subject to change and may not be available on all flights or dates of travel.
CNX — ORD
May 4 — May 111
Sun 5/4
Sun 5/11
1 adult, Economy
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Cheap flight deals from Chiang Mai to Illinois

Keep the following information in mind while searching for Chiang Mai to Illinois flight deals. Data was last updated April 29, 2025.

Round-trip from

$998
(Delta)

One-way from

$544
(Kiwi.com)
From Chiang Mai to Illinois
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One-way flight from Chiang Mai to Illinois
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Find flight deals from Chiang Mai to Illinois

Cheapest flights from Chiang Mai to Illinois
Explore the most affordable flight options available from Chiang Mai to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 29, 2025.

This Delta deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/1611:15 pmCNX - ORD
2 stops36h 42mDelta
Sat 8/25:20 pmORD - CNX
2 stops40h 35mDelta
Deal found 4/29$998
This KAYAK deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/1511:50 amCNX - ORD
2 stops30h 14mMultiple Airlines
Thu 1/156:50 pmORD - CNX
2 stops26h 45mMultiple Airlines
Deal found 4/29$1,043
This FlightHub deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/1711:35 amCNX - ORD
1 stop21h 25mEVA Air
Tue 7/2912:30 amORD - CNX
1 stop21h 55mEVA Air
Deal found 4/29$1,048
This Delta deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/1011:15 pmCNX - MDW
2 stops28h 26mDelta
Mon 7/216:47 pmMDW - CNX
2 stops39h 08mDelta
Deal found 4/29$1,102
This oojo deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/1412:15 amCNX - ORD
1 stop21h 15mKorean Air
Thu 1/1511:25 amORD - CNX
1 stop22h 40mKorean Air
Deal found 4/29$1,132
This Gurufare deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/157:40 pmCNX - ORD
1 stop30h 20mCathay Pacific
Thu 1/152:40 pmORD - CNX
1 stop39h 10mCathay Pacific
Deal found 4/29$1,146
This Air Canada deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/145:40 pmCNX - ORD
2 stops57h 03mAir Canada
Sun 8/33:35 pmORD - CNX
2 stops37h 05mAir Canada
Deal found 4/29$1,339
This Lufthansa deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/152:35 pmCNX - ORD
2 stops33h 55mLufthansa
Wed 7/309:40 pmORD - CNX
2 stops34h 50mLufthansa
Deal found 4/29$1,485
This Emirates deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/1910:10 amCNX - ORD
2 stops41h 35mEmirates
Wed 7/308:35 pmORD - CNX
2 stops34h 35mEmirates
Deal found 4/29$1,644
This Asiana Airlines deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Asiana Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/1212:45 amCNX - ORD
2 stops55h 40mAsiana Airlines
Mon 7/287:10 amORD - CNX
2 stops28h 30mAsiana Airlines
Deal found 4/29$1,972
This Gurufare deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/1611:30 amCNX - ORD
3 stops30h 40mChina Southern
Thu 7/316:35 pmORD - CNX
3 stops35h 15mChina Southern
Deal found 4/29$2,158

Cheapflights Fare Finder

Customize your flight search to find flights from Chiang Mai to Illinois 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 2,558,603 searches. Data last updated April 29, 2025.
Use the filters below to find and compare flights from Chiang Mai to Illinois that are best for you.

Fly from

Chiang Mai

Fly to

Illinois

Route

Depart

Return

Price

Chiang MaiChicago

CNX - ORD

CNXORD

Chiang Mai

Mon 6/16

11:15 pm-10:09 pm

2 stops34h 54m

Chicago O'Hare Intl

Fri 8/1

6:00 am-9:55 pm

2 stops27h 55m

$998

Chiang MaiChicago

CNX - ORD

CNXORD

Chiang Mai

Tue 6/10

10:30 am-9:00 pm

2 stops46h 30m

Chicago O'Hare Intl

Sun 7/20

12:30 am-9:45 am

2 stops45h 15m

$1,046

Chiang MaiChicago

CNX - ORD

CNXORD

Chiang Mai

Tue 6/17

11:35 am-9:00 pm

1 stop21h 25m

Chicago O'Hare Intl

Tue 7/29

12:30 am-10:25 am

1 stop21h 55m

$1,048

Chiang MaiChicago

CNX - MDW

CNXMDW

Chiang Mai

Tue 6/10

11:15 pm-3:41 pm

2 stops28h 26m

Chicago Midway

Mon 7/21

6:47 pm-9:55 pm

2 stops39h 08m

$1,102

Chiang MaiChicago

CNX - ORD

CNXORD

Chiang Mai

Tue 6/10

10:30 am-2:25 pm

1 stop39h 55m

Chicago O'Hare Intl

Mon 7/21

4:00 pm-6:40 pm

1 stop38h 40m

$1,156

Chiang MaiChicago

CNX - ORD

CNXORD

Chiang Mai

Sat 6/14

5:40 pm-2:43 pm

2 stops57h 03m

Chicago O'Hare Intl

Sun 8/3

3:35 pm-4:40 pm

2 stops37h 05m

$1,339

Chiang MaiChicago

CNX - ORD

CNXORD

Chiang Mai

Sun 6/15

2:35 pm-12:30 pm

2 stops33h 55m

Chicago O'Hare Intl

Mon 7/28

9:40 pm-8:30 pm

2 stops34h 50m

$1,485

Chiang MaiChicago

CNX - ORD

CNXORD

Chiang Mai

Fri 6/13

11:15 pm-9:35 pm

2 stops34h 20m

Chicago O'Hare Intl

Tue 7/29

12:30 pm-9:55 pm

1 stop21h 25m

$1,506

Chiang MaiChicago

CNX - ORD

CNXORD

Chiang Mai

Thu 6/19

10:10 am-3:45 pm

2 stops41h 35m

Chicago O'Hare Intl

Wed 7/30

8:35 pm-7:10 pm

2 stops34h 35m

$1,644

Chiang MaiChicago

CNX - ORD

CNXORD

Chiang Mai

Thu 6/12

12:45 am-8:25 pm

2 stops55h 40m

Chicago O'Hare Intl

Mon 7/28

7:10 am-11:40 pm

2 stops28h 30m

$1,972

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Showing 1-10 of 20 results
1
2

Best time to book a flight from Chiang Mai to Illinois

Have a flexible travel schedule? Discover the best time to fly to Illinois from Chiang Mai with our price prediction graph.
Estimated round-trip 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 Illinois

What is the cheapest month to book a flight from Chiang Mai to Illinois?

Currently, August is the cheapest month in which you can book a flight from Chiang Mai to Illinois (average of $245). Flying from Chiang Mai to Illinois in March is currently the most expensive (average of $321). 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.

Rainfall in Illinois by month

Plan your trip to Illinois by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Illinois ranges from 1.7 - 4.9 inches per month. August is typically the wettest month, when rainfall can reach 4.9 in. January is typically the driest time to visit Illinois when rainfall is around 1.7 in.

Temperature in Illinois by month

Plan your trip to Illinois by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Illinois, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

Reviews of airlines servicing Illinois

Get insights into the airlines that provide service to Illinois. 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 Illinois. Reviews last updated April 29, 2025.
EVA Air
8.4
Very good
1,186 reviews

Overall

8.4

Crew

8.6

Food

8.1

Boarding

8.4

Comfort

8.3

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Gary,Apr 2025

DPS - TPE

The staff was excellent. Kind, courteous, and overall just hospitable. Definitely recommend
EVA Air
8.4
Very good
1,186 reviews
EVA Air
8.4
Very good
1,186 reviews

Overall

8.4

Crew

8.6

Food

8.1

Boarding

8.4

Comfort

8.3

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Gary,Apr 2025

DPS - TPE

The staff was excellent. Kind, courteous, and overall just hospitable. Definitely recommend
Korean Air
8.4
Very good
1,066 reviews
EVA Air
8.4
Very good
1,186 reviews

Overall

8.4

Crew

8.6

Food

8.1

Boarding

8.4

Comfort

8.3

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Gary,Apr 2025

DPS - TPE

The staff was excellent. Kind, courteous, and overall just hospitable. Definitely recommend
Asiana Airlines
8.2
Very good
442 reviews
EVA Air
8.4
Very good
1,186 reviews

Overall

8.4

Crew

8.6

Food

8.1

Boarding

8.4

Comfort

8.3

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Gary,Apr 2025

DPS - TPE

The staff was excellent. Kind, courteous, and overall just hospitable. Definitely recommend
Emirates
8.0
Very good
3,215 reviews
EVA Air
8.4
Very good
1,186 reviews

Overall

8.4

Crew

8.6

Food

8.1

Boarding

8.4

Comfort

8.3

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Gary,Apr 2025

DPS - TPE

The staff was excellent. Kind, courteous, and overall just hospitable. Definitely recommend
Delta
8.0
Very good
7,936 reviews
EVA Air
8.4
Very good
1,186 reviews

Overall

8.4

Crew

8.6

Food

8.1

Boarding

8.4

Comfort

8.3

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Gary,Apr 2025

DPS - TPE

The staff was excellent. Kind, courteous, and overall just hospitable. Definitely recommend

Related info for your journey

Find useful and relevant information for your journey from Chiang Mai to Illinois. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Chiang Mai to Illinois?

    Chiang Mai (CNX) is the airport you will fly out of if you book a flight from Chiang Mai to Illinois. It is only a 1.9 mi journey to Chiang Mai (CNX) from Chiang Mai’s city center.

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

    To fly one-way, consider booking your trip with Cathay Pacific, which is currently one of the cheapest options available, starting at $698. Delta flights start at $716 while deals on EVA Air start at $802 one-way.

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

    Yes. In addition to deals on Chiang Mai to Illinois flights, Cheapflights offers vacation packages that include both flights and hotel.

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

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

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

    Yes. Cheapflights offers flight deals from Chiang Mai to Illinois 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 Illinois?

    Currently, August is the cheapest month in which you can book a flight from Chiang Mai to Illinois (average of $245). Flying from Chiang Mai to Illinois in March is currently the most expensive (average of $321). 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

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Alternative routes for Chiang Mai to Illinois

See prices for flight routes from nearby airports that may be better suited for you.
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Top airline flying from Chiang Mai to Illinois

Discover the top airline that operate flights from Chiang Mai to Illinois. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
EVA AirCheapest$986Average$1,030FlexibilityNo cancel feeOn-time74%

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