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Chiang Mai

$524+ Cheap flights from Illinois to Chiang Mai (CNX)

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 3/18. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — CNX
Jan 26 — Feb 21
Sun 1/26
Sun 2/2
1 adult, Economy
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Cheap flight deals from Illinois to Chiang Mai

Discover tips and strategies to find the most affordable flight options for your journey from Illinois (USIL) to Chiang Mai (CNX). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 21, 2025.

Round-trip from

$948
(FlightHub)

One-way from

$553
(FlightHub)
From Illinois to Chiang Mai
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One-way flight from Illinois to Chiang Mai
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Find flight deals from Illinois to Chiang Mai

Cheapest flights from Illinois to Chiang Mai
Explore the most affordable flight options available from Illinois to Chiang Mai. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 21, 2025.

This Travelocity deal was found by Cheapflights users on 1/20. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/214:25 pmORD - CNX
2 stops32h 20mMultiple Airlines
Tue 1/2812:10 pmCNX - ORD
2 stops32h 10mMultiple Airlines
Deal found 1/20$869
This FlightHub deal was found by Cheapflights users on 1/21. 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 4/84:05 pmORD - CNX
1 stop38h 35mCathay Pacific
Wed 4/167:25 pmCNX - ORD
1 stop31h 00mCathay Pacific
Deal found 1/21$948
This oojo deal was found by Cheapflights users on 1/19. 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.
Mon 3/2412:30 amORD - CNX
1 stop22h 05mEVA Air
Tue 4/2911:35 amCNX - ORD
1 stop21h 25mEVA Air
Deal found 1/19$972
This Delta deal was found by Cheapflights users on 1/21. 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 3/255:30 pmORD - CNX
2 stops32h 35mDelta
Tue 4/111:15 pmCNX - ORD
2 stops36h 38mDelta
Deal found 1/21$976
This Delta deal was found by Cheapflights users on 1/21. 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 3/244:59 pmMDW - CNX
2 stops33h 06mDelta
Sun 3/3011:15 pmCNX - MDW
2 stops30h 47mDelta
Deal found 1/21$976
This flugladen.de deal was found by Cheapflights users on 1/21. 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 flugladen.de is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/711:25 amORD - CNX
1 stop37h 40mKorean Air
Fri 3/143:20 pmCNX - ORD
1 stop30h 20mKorean Air
Deal found 1/21$1,060
This oojo deal was found by Cheapflights users on 1/21. 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.
Sat 3/155:10 pmORD - CNX
2 stops36h 40mChina Southern
Sun 3/236:50 pmCNX - ORD
3 stops47h 43mChina Southern
Deal found 1/21$1,269
This Korean Air deal was found by Cheapflights users on 1/20. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/209:25 amMDW - CNX
2 stops40h 40mMultiple Airlines
Sat 3/293:20 pmCNX - MDW
2 stops33h 16mMultiple Airlines
Deal found 1/20$1,365
This EVA Air deal was found by Cheapflights users on 1/21. 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 EVA Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/67:30 pmSTL - CNX
2 stops26h 55mMultiple Airlines
Sun 8/1012:20 pmCNX - STL
3 stops28h 38mMultiple Airlines
Deal found 1/21$1,609
This Korean Air deal was found by Cheapflights users on 1/21. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/89:23 amMDW - CNX
2 stops24h 32mKorean Air
Fri 4/1811:15 pmCNX - MDW
2 stops25h 15mKorean Air
Deal found 1/21$1,862
This Qatar Airways deal was found by Cheapflights users on 1/21. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/64:23 pmSTL - CNX
3 stops33h 22mQatar Airways
Sun 8/102:35 pmCNX - STL
3 stops35h 29mQatar Airways
Deal found 1/21$2,046

Find flights from Illinois to Chiang Mai within your budget

Customize your flight search to find flights from Illinois to Chiang Mai 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 January 21, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

ChicagoChiang Mai

ORD - CNX

ORDCNX

Chicago O'Hare Intl

Tue 4/8

4:05 pm-6:40 pm

1 stop38h 35m

Chiang Mai

Wed 4/16

7:25 pm-2:25 pm

1 stop31h 00m

$948

ChicagoChiang Mai

ORD - CNX

ORDCNX

Chicago O'Hare Intl

Mon 3/24

12:30 am-10:35 am

1 stop22h 05m

Chiang Mai

Tue 4/29

11:35 am-9:00 pm

1 stop21h 25m

$972

ChicagoChiang Mai

ORD - CNX

ORDCNX

Chicago O'Hare Intl

Tue 3/25

5:30 pm-2:05 pm

2 stops32h 35m

Chiang Mai

Tue 4/1

11:15 pm-11:53 pm

2 stops36h 38m

$976

ChicagoChiang Mai

MDW - CNX

MDWCNX

Chicago Midway

Mon 3/24

4:59 pm-2:05 pm

2 stops33h 06m

Chiang Mai

Sun 3/30

11:15 pm-6:02 pm

2 stops30h 47m

$976

ChicagoChiang Mai

ORD - CNX

ORDCNX

Chicago O'Hare Intl

Wed 3/5

2:42 pm-9:50 am

3 stops30h 08m

Chiang Mai

Wed 3/12

10:35 am-11:06 pm

2 stops24h 31m

$1,056

ChicagoChiang Mai

ORD - CNX

ORDCNX

Chicago O'Hare Intl

Fri 3/7

11:25 am-2:05 pm

1 stop37h 40m

Chiang Mai

Fri 3/14

3:20 pm-9:40 am

1 stop30h 20m

$1,060

St. LouisChiang Mai

STL - CNX

STLCNX

Lambert-St Louis

Thu 3/6

6:00 am-11:05 pm

2 stops28h 05m

Chiang Mai

Thu 3/13

3:20 pm-11:31 pm

2 stops44h 11m

$1,144

St. LouisChiang Mai

STL - CNX

STLCNX

Lambert-St Louis

Fri 4/25

6:30 am-11:40 pm

2 stops29h 10m

Chiang Mai

Thu 5/8

12:45 am-11:59 pm

2 stops35h 14m

$1,237

ChicagoChiang Mai

ORD - CNX

ORDCNX

Chicago O'Hare Intl

Sat 3/15

5:10 pm-5:50 pm

2 stops36h 40m

Chiang Mai

Sun 3/23

6:50 pm-6:33 am

3 stops47h 43m

$1,269

ChicagoChiang Mai

MDW - CNX

MDWCNX

Chicago Midway

Thu 3/20

9:25 am-2:05 pm

2 stops40h 40m

Chiang Mai

Sat 3/29

3:20 pm-12:36 pm

2 stops33h 16m

$1,365

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/20

Showing 1-10 of 22 results
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Best time to book a flight from Illinois to Chiang Mai

Have a flexible travel schedule? Discover the best time to fly to Chiang Mai from Illinois 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.

Travel insights for flights from Illinois to Chiang Mai

Get recent, data-driven insights about flights from Illinois to Chiang Mai including ideal travel times, pricing trends, and more.

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

Currently, September is the cheapest month in which you can book a flight from Illinois to Chiang Mai (average of $1,041). Flying from Illinois to Chiang Mai in December is currently the most expensive (average of $1,678). 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.

What is the cheapest time of day to fly from IL to CNX?

Find hourly flight availability from Illinois to Chiang Mai. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 21, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Illinois to Chiang Mai as you normally would.

Rainfall in Chiang Mai by month

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

In terms of precipitation, rainfall in Chiang Mai ranges from 0.0 - 9.8 inches per month. September is typically the wettest month, when rainfall can reach 9.8 in. January is typically the driest time to visit Chiang Mai when rainfall is around 0.0 in.

Temperature in Chiang Mai by month

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

If weather is an important factor for your trip to Chiang Mai, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 69.8 F).

Reviews of airlines servicing Chiang Mai

Get insights into the airlines that provide service to Chiang Mai. 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 Chiang Mai. Reviews last updated January 21, 2025.
See what other customers who have flown with Korean Air and Delta from Illinois to Chiang Mai have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.5
Very good
1,039 reviews

Comfort

8.3

Food

8.1

Overall

8.5

Entertainment

8.2

Crew

8.7

Boarding

8.5

Reviews

1 / 10

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

Korean Air
8.5
Very good
1,039 reviews
Korean Air
8.5
Very good
1,039 reviews

Comfort

8.3

Food

8.1

Overall

8.5

Entertainment

8.2

Crew

8.7

Boarding

8.5

Reviews

1 / 10

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

EVA Air
8.4
Very good
1,253 reviews
Korean Air
8.5
Very good
1,039 reviews

Comfort

8.3

Food

8.1

Overall

8.5

Entertainment

8.2

Crew

8.7

Boarding

8.5

Reviews

1 / 10

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

Delta
8.0
Very good
8,521 reviews
Korean Air
8.5
Very good
1,039 reviews

Comfort

8.3

Food

8.1

Overall

8.5

Entertainment

8.2

Crew

8.7

Boarding

8.5

Reviews

1 / 10

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

Qatar Airways
7.5
Good
3,752 reviews
Korean Air
8.5
Very good
1,039 reviews

Comfort

8.3

Food

8.1

Overall

8.5

Entertainment

8.2

Crew

8.7

Boarding

8.5

Reviews

1 / 10

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

Cathay Pacific
7.5
Good
830 reviews
Korean Air
8.5
Very good
1,039 reviews

Comfort

8.3

Food

8.1

Overall

8.5

Entertainment

8.2

Crew

8.7

Boarding

8.5

Reviews

1 / 10

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

Related info for your journey

Find useful and relevant information for your journey from Illinois to Chiang Mai. 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 into for flights to Chiang Mai from Illinois?

    If you book a flight to Chiang Mai from Illinois, you will be flying to Chiang Mai, which is the city’s only airport. Chiang Mai (CNX) is located 1.9 mi from the center of Chiang Mai.

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

    The cheapest airline one-way is Cathay Pacific, with whom users have recently found tickets for as low as $553. However, be on the lookout for offers from Delta and EVA Air, as they are both options that can get you from Illinois to Chiang Mai for a low price.

  • What are the most popular routes from Illinois to Chiang Mai?

    Most travelers choose Chicago O'Hare Intl - Chiang Mai, Chicago Midway - Chiang Mai or Lambert-St Louis - Chiang Mai when deciding on the best route from Illinois to Chiang Mai.

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

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

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

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

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

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

    Currently, September is the cheapest month in which you can book a flight from Illinois to Chiang Mai (average of $1,041). Flying from Illinois to Chiang Mai in December is currently the most expensive (average of $1,678). 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

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Alternative routes for Illinois to Chiang Mai

See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from Illinois to Chiang Mai

Discover the top 4 airlines that operate flights from Illinois to Chiang Mai. 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 January 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
Cathay PacificCheapest$982Average$1,205FlexibilityNo cancel feeOn-time72%
EVA AirCheapest$993Average$1,258FlexibilityNo cancel feeOn-time74%
DeltaCheapest$1,010Average$1,536FlexibilityNo cancel feeOn-timeN/A
Korean AirCheapest$1,028Average$1,181FlexibilityNo cancel feeOn-time81%
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