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O'Hare Intl

$568+ Cheap flights from Chiang Mai (CNX) to O'Hare Intl (ORD)

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 12/23. Fares are subject to change and may not be available on all flights or dates of travel.
CNX — ORD
Jul 7 — Jul 141
Mon 7/7
Mon 7/14
1 adult, Economy
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Cheap flight deals from Chiang Mai to O'Hare Intl

Discover tips and strategies to find the most affordable flight options for your journey from Chiang Mai (CNX) to O'Hare Intl (ORD). 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 July 2, 2025.

Round-trip from

$1,007
(Mytrip)

One-way from

$568
(Expedia)

Popular in

November

Cheapest in

September

Average price

$1,205
From Chiang Mai to Chicago O'Hare Intl
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One-way flight from Chiang Mai to Chicago O'Hare Intl
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Highest demand for flights based on searches. 12% potential increase in price ($173 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($41 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Chiang Mai to O'Hare Intl

Cheapest flights from Chiang Mai to O'Hare Intl
Explore the most affordable flight options available from Chiang Mai to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 2, 2025.

This Mytrip deal was found by Cheapflights users on 7/1. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/156:30 amCNX - ORD
3 stops47h 41mMultiple Airlines
Mon 9/295:45 pmORD - CNX
2 stops27h 00mMultiple Airlines
Deal found 7/1$1,007
This Korean Air deal was found by Cheapflights users on 6/29. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/1511:15 pmCNX - ORD
1 stop22h 15mKorean Air
Thu 9/2512:10 pmORD - CNX
1 stop21h 45mKorean Air
Deal found 6/29$1,018
This Delta deal was found by Cheapflights users on 6/29. 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 9/1511:15 pmCNX - ORD
2 stops29h 05mDelta
Thu 9/257:10 amORD - CNX
2 stops26h 45mDelta
Deal found 6/29$1,020
This oojo deal was found by Cheapflights users on 7/1. 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.
Wed 10/111:35 amCNX - ORD
1 stop21h 10mEVA Air
Tue 10/2812:30 amORD - CNX
1 stop22h 05mEVA Air
Deal found 7/1$1,055
This SWISS deal was found by Cheapflights users on 7/1. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/168:00 pmCNX - ORD
2 stops55h 55mSWISS
Sat 9/273:45 pmORD - CNX
2 stops34h 00mSWISS
Deal found 7/1$1,142
This Air Canada deal was found by Cheapflights users on 7/1. 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.
Fri 9/1911:15 amCNX - ORD
2 stops41h 27mAir Canada
Mon 9/293:40 pmORD - CNX
2 stops30h 35mAir Canada
Deal found 7/1$1,157

Cheapflights Fare Finder

Customize your flight search to find flights from Chiang Mai to O'Hare Intl 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 July 2, 2025.
Use the filters below to find and compare flights from Chiang Mai to Chicago O'Hare Intl Airport that are best for you.

Fly from

Chiang Mai

Fly to

O'Hare Intl

Route

Depart

Return

Price

Chiang MaiChicago

CNX - ORD

CNXORD

Chiang Mai

Mon 9/15

6:30 am-6:11 pm

3 stops47h 41m

Chicago O'Hare Intl

Mon 9/29

5:45 pm-8:45 am

2 stops27h 00m

$1,007

Chiang MaiChicago

CNX - ORD

CNXORD

Chiang Mai

Mon 9/15

11:15 pm-9:30 am

1 stop22h 15m

Chicago O'Hare Intl

Thu 9/25

12:10 pm-9:55 pm

1 stop21h 45m

$1,018

Chiang MaiChicago

CNX - ORD

CNXORD

Chiang Mai

Mon 9/15

11:15 pm-4:20 pm

2 stops29h 05m

Chicago O'Hare Intl

Thu 9/25

7:10 am-9:55 pm

2 stops26h 45m

$1,020

Chiang MaiChicago

CNX - ORD

CNXORD

Chiang Mai

Wed 10/1

11:35 am-8:45 pm

1 stop21h 10m

Chicago O'Hare Intl

Tue 10/28

12:30 am-10:35 am

1 stop22h 05m

$1,055

Chiang MaiChicago

CNX - ORD

CNXORD

Chiang Mai

Tue 9/16

8:00 pm-3:55 pm

2 stops55h 55m

Chicago O'Hare Intl

Sat 9/27

3:45 pm-1:45 pm

2 stops34h 00m

$1,142

Chiang MaiChicago

CNX - ORD

CNXORD

Chiang Mai

Fri 9/19

11:15 am-4:42 pm

2 stops41h 27m

Chicago O'Hare Intl

Mon 9/29

3:40 pm-10:15 am

2 stops30h 35m

$1,157

Chiang MaiChicago

CNX - ORD

CNXORD

Chiang Mai

Tue 12/23

7:45 pm-2:41 pm

2 stops31h 56m

$568

Chiang MaiChicago

CNX - ORD

CNXORD

Chiang Mai

Tue 12/23

12:15 am-8:30 am

1 stop21h 15m

$651

Chiang MaiChicago

CNX - ORD

CNXORD

Chiang Mai

Mon 7/7

11:15 pm-9:34 pm

2 stops34h 19m

$655

Chiang MaiChicago

CNX - ORD

CNXORD

Chiang Mai

Mon 12/22

10:35 am-1:00 pm

1 stop39h 25m

$719

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/30

Showing 1-10 of 12 results
1
2

Best time to book a flight from Chiang Mai to O'Hare Intl

Have a flexible travel schedule? Discover the best time to fly to O'Hare Intl 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 Chicago O'Hare Intl Airport

What is the cheapest month to book a flight from Chiang Mai to Chicago O'Hare Intl Airport?

Currently, August is the cheapest month in which you can book a flight from Chiang Mai to Chicago O'Hare Intl Airport (average of $245). Flying from Chiang Mai to Chicago O'Hare Intl Airport 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.

Reviews of airlines servicing O'Hare Intl

Get insights into the airlines that provide service to O'Hare Intl. 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 O'Hare Intl. Reviews last updated July 2, 2025.
See what other customers who have flown with EVA Air, Korean Air, and Asiana Airlines from Chiang Mai to Chicago O'Hare Intl Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
EVA Air
8.4
Very good
1,214 reviews

Boarding

8.4

Overall

8.4

Comfort

8.3

Crew

8.6

Entertainment

8.0

Food

8.1

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
EVA Air
8.4
Very good
1,214 reviews
EVA Air
8.4
Very good
1,214 reviews

Boarding

8.4

Overall

8.4

Comfort

8.3

Crew

8.6

Entertainment

8.0

Food

8.1

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
Korean Air
8.4
Very good
1,101 reviews
EVA Air
8.4
Very good
1,214 reviews

Boarding

8.4

Overall

8.4

Comfort

8.3

Crew

8.6

Entertainment

8.0

Food

8.1

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
Asiana Airlines
8.2
Very good
452 reviews
EVA Air
8.4
Very good
1,214 reviews

Boarding

8.4

Overall

8.4

Comfort

8.3

Crew

8.6

Entertainment

8.0

Food

8.1

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
Delta
8.0
Very good
7,983 reviews
EVA Air
8.4
Very good
1,214 reviews

Boarding

8.4

Overall

8.4

Comfort

8.3

Crew

8.6

Entertainment

8.0

Food

8.1

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
Cathay Pacific
7.6
Good
922 reviews
EVA Air
8.4
Very good
1,214 reviews

Boarding

8.4

Overall

8.4

Comfort

8.3

Crew

8.6

Entertainment

8.0

Food

8.1

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount

Related info for your journey

Find useful and relevant information for your journey from Chiang Mai to O'Hare Intl. 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 Chicago O'Hare Intl?

    Most people fly from Chiang Mai (CNX) if they book a flight from Chiang Mai to Chicago O'Hare Intl. On average, Chiang Mai has 0 outbound flights to Chicago O'Hare Intl per day from 1 airline. Chiang Mai is conveniently located just 1.9 mi from Chiang Mai’s city center.

  • What are the cheapest airlines flying from Chiang Mai to Chicago O'Hare Intl Airport round-trip?

    Currently priced at $1,018, Korean Air will fly you from Chiang Mai to Chicago O'Hare Intl Airport and back. In addition to Korean Air, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Delta and EVA Air - these airlines can fly you to your destination from $1,020 and $1,055, respectively. You may be able to fly from Chiang Mai to Chicago O'Hare Intl Airport for 17% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from Chiang Mai to Chicago O'Hare Intl Airport one-way?

    One-way options have recently been found by users for as low as $651 on Korean Air. Other airlines that offer cheap prices include Delta from $655 and Cathay Pacific from $719 one-way.

  • Can I find deals for flights from Chiang Mai to O'Hare Intl that include hotel bookings?

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

  • How can I find direct flights from Chiang Mai to O'Hare Intl?

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

  • Can I find deals for business class flights from Chiang Mai to O'Hare Intl?

    Yes. Cheapflights offers flight deals from Chiang Mai to O'Hare Intl 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 Chicago O'Hare Intl Airport?

    Currently, August is the cheapest month in which you can book a flight from Chiang Mai to Chicago O'Hare Intl Airport (average of $245). Flying from Chiang Mai to Chicago O'Hare Intl Airport 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

Traveling to a place near Chiang Mai?

Book flights to Chiang Mai if you plan to visit one of these locations
Schaumburg
Hoffman Estates
Rosemont
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Des Plaines
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Joliet
Waukegan

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Alternative routes for Chiang Mai to O'Hare Intl

See prices for flight routes from nearby airports that may be better suited for you.
Suvarnabhumi to O'Hare Intl flights
Suvarnabhumi to Midway flights
Don Mueang Intl to O'Hare Intl flights

Top airline flying from Chiang Mai to O'Hare Intl

Discover the top airline that operate flights from Chiang Mai to O'Hare Intl. 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 July 2, 2025.
AirlineCheapestAverageFlexibilityOn-time
EVA AirCheapest$986Average$1,112FlexibilityNo cancel feeOn-time74%

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