HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
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 2/3. Fares are subject to change and may not be available on all flights or dates of travel.
CNX — ORD
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Chiang Mai to O'Hare Intl with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap 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 January 29, 2026.

This Gotogate deal was found by Cheapflights users on 1/27. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/612:05 pm
CNX
-
ORD
2 stops39h 36m
Multiple Airlines
Sun 2/223:35 pm
ORD
-
CNX
2 stops28h 50m
Multiple Airlines
Deal found 1/27$985
This oojo deal was found by Cheapflights users on 1/28. 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 6/1311:35 am
CNX
-
ORD
2 stops30h 45m
EVA Air
Tue 7/217:40 pm
ORD
-
CNX
2 stops26h 45m
EVA Air
Deal found 1/28$1,000
This China Airlines deal was found by Cheapflights users on 1/27. 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 China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/1311:20 am
CNX
-
ORD
2 stops31h 00m
Multiple Airlines
Tue 7/216:53 pm
ORD
-
CNX
2 stops27h 27m
Multiple Airlines
Deal found 1/27$1,001
This oojo deal was found by Cheapflights users on 1/27. 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.
Tue 9/111:35 am
CNX
-
ORD
2 stops36h 33m
EVA Air
Wed 9/308:42 pm
ORD
-
CNX
2 stops25h 43m
EVA Air
Deal found 1/27$1,003
This oojo deal was found by Cheapflights users on 1/28. 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 5/2411:35 am
CNX
-
ORD
2 stops31h 05m
EVA Air
Thu 7/3012:30 am
ORD
-
CNX
1 stop21h 55m
EVA Air
Deal found 1/28$1,073
This oojo deal was found by Cheapflights users on 1/28. 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.
Thu 4/211:35 am
CNX
-
ORD
2 stops31h 04m
EVA Air
Thu 4/238:48 pm
ORD
-
CNX
2 stops25h 37m
EVA Air
Deal found 1/28$1,100

Find 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 January 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,000
(oojo)

One-way from

$568
(FlightHub)
Provider with most accurate pricing for Chiang Mai-Chicago O'Hare Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Chiang Mai-Chicago O'Hare Intl flights.
Search Deals
From Chiang Mai to Chicago O'Hare Intl
Search Deals
One-way flight from Chiang Mai to Chicago O'Hare Intl
Search Deals

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 January 29, 2026.
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

Sat 6/13

11:35 am-6:20 am

2 stops30h 45m

Chicago O'Hare Intl

Tue 7/21

7:40 pm-10:25 am

2 stops26h 45m

$1,000

Chiang MaiChicago

CNX - ORD

CNXORD

Chiang Mai

Sat 6/13

11:20 am-6:20 am

2 stops31h 00m

Chicago O'Hare Intl

Tue 7/21

6:53 pm-10:20 am

2 stops27h 27m

$1,001

Chiang MaiChicago

CNX - ORD

CNXORD

Chiang Mai

Sun 5/24

11:35 am-6:40 am

2 stops31h 05m

Chicago O'Hare Intl

Thu 7/30

12:30 am-10:25 am

1 stop21h 55m

$1,073

Chiang MaiChicago

CNX - ORD

CNXORD

Chiang Mai

Thu 4/2

11:35 am-6:39 am

2 stops31h 04m

Chicago O'Hare Intl

Thu 4/23

8:48 pm-10:25 am

2 stops25h 37m

$1,100

Chiang MaiChicago

CNX - ORD

CNXORD

Chiang Mai

Thu 4/9

11:20 am-6:39 am

2 stops31h 19m

Chicago O'Hare Intl

Sun 4/26

3:37 pm-10:20 am

2 stops30h 43m

$1,160

Chiang MaiChicago

CNX - ORD

CNXORD

Chiang Mai

Wed 4/8

11:20 am-11:55 pm

2 stops24h 35m

Chicago O'Hare Intl

Wed 6/10

5:25 pm-10:20 am

3 stops28h 55m

$1,242

Chiang MaiChicago

CNX - ORD

CNXORD

Chiang Mai

Thu 4/9

11:35 am-9:00 pm

1 stop21h 25m

Chicago O'Hare Intl

Sat 4/25

12:30 am-10:25 am

1 stop21h 55m

$1,254

Chiang MaiChicago

CNX - ORD

CNXORD

Chiang Mai

Tue 3/31

9:30 am-8:35 am

1 stop35h 05m

Chicago O'Hare Intl

Thu 6/11

2:00 pm-6:25 am

1 stop28h 25m

$1,313

Chiang MaiChicago

CNX - ORD

CNXORD

Chiang Mai

Sun 5/24

11:20 am-6:40 am

2 stops31h 20m

Chicago O'Hare Intl

Fri 7/31

6:25 pm-10:20 am

3 stops27h 55m

$1,329

Chiang MaiChicago

CNX - ORD

CNXORD

Chiang Mai

Tue 2/3

9:40 pm-2:41 pm

2 stops30h 01m

$568

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/28

Showing 1-10 of 19 results
1
2
  • Most accurate provider: When it comes to deals on Chiang Mai-Chicago O'Hare Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Chiang Mai-Chicago O'Hare Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Chiang Mai-Chicago O'Hare Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Chiang Mai-Chicago O'Hare Intl Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Chiang Mai-Chicago O'Hare Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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.

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 January 29, 2026.
See what other customers who have flown with EVA Air 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
1,334 reviews

Comfort

8.3

Crew

8.6

Boarding

8.4

Food

8.1

Entertainment

8.0

Overall

8.4

Reviews

1 / 20
8.0
Excellent

Jolene,Jan 2026

SGN - TPE

Everything was good. I asked for aisle seating as I must stretch my leg out because of back and pelvis issues. Sometimes I don't always get it. But I did for all 3 of my flights for my destination. It was very nice.
EVA Air
8.4
Very good
1,334 reviews
EVA Air
8.4
Very good
1,334 reviews

Comfort

8.3

Crew

8.6

Boarding

8.4

Food

8.1

Entertainment

8.0

Overall

8.4

Reviews

1 / 20
8.0
Excellent

Jolene,Jan 2026

SGN - TPE

Everything was good. I asked for aisle seating as I must stretch my leg out because of back and pelvis issues. Sometimes I don't always get it. But I did for all 3 of my flights for my destination. It was very nice.

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.

  • How long is the flight from Chiang Mai to Chicago O'Hare Intl Airport?

    Departing from Chiang Mai to Chicago O'Hare Intl Airport will take you 30h 45m. Chiang Mai and Chicago O'Hare Intl Airport are separated by a distance of 8211 mi.

  • What is the cheapest airline to fly from Chiang Mai to Chicago O'Hare Intl Airport round-trip?

    Currently priced at $993, EVA Air will fly you from Chiang Mai to Chicago O'Hare Intl Airport and back. In addition to EVA Air, many other airlines offer competitively priced options for your trip.

  • 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.

See more FAQs

Traveling to a place near Chicago O'Hare Intl Airport?

Book flights to Chicago O'Hare Intl Airport if you plan to visit one of these locations
Schaumburg
Rosemont
Naperville
Gurnee
Elgin
Hoffman Estates
Beloit
Delavan
Oak Brook
Des Plaines
Downers Grove
Elk Grove Village
Skokie
Libertyville
Lake Geneva
Waukegan
Bridgeview
Kenosha
Warrenville
Aurora

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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
Don Mueang Intl to O'Hare Intl flights
Suvarnabhumi to Midway 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 January 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
EVA AirCheapest$993Average$1,149FlexibilityNo cancel feeOn-time74%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.