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Cheap flights from Chiang Mai to Chicago O'Hare Intl Airport from ฿17,425

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 21/4. Fares are subject to change and may not be available on all flights or dates of travel.
CNX — ORD
18 Feb — 25 Feb1
1 adult
1 adult, Economy, 0 bags

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 19 January 2026.

Round-trip from

฿31,090

One-way from

฿17,425
13/6-21/7
  • 13/6-21/7
  • 4 total stops
  • 58h 27m total
  • Chiang Mai to Chicago
Search Deals
21/4
  • 21/4
  • 2 total stops
  • 31h 20m total
  • Chiang Mai to Chicago
Search Deals

Find flight deals from Chiang Mai to O'Hare Intl

Enter your travel dates to find the best prices.

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 19 January 2026.

Sat 13/611:20
CNX
-
ORD
2 stops31h 00m
Multiple Airlines
Tue 21/718:53
ORD
-
CNX
2 stops27h 27m
Multiple Airlines
Deal found 19/1฿31,090
Sat 13/611:35
CNX
-
ORD
1 stop21h 25m
EVA Air
Tue 21/718:53
ORD
-
CNX
2 stops27h 32m
EVA Air
Deal found 17/1฿33,221
Thu 2/411:20
CNX
-
ORD
2 stops31h 19m
Multiple Airlines
Thu 23/415:37
ORD
-
CNX
2 stops30h 43m
Multiple Airlines
Deal found 17/1฿33,973
Thu 2/411:35
CNX
-
ORD
2 stops31h 04m
EVA Air
Thu 23/420:48
ORD
-
CNX
2 stops25h 37m
EVA Air
Deal found 19/1฿34,224
Thu 9/411:20
CNX
-
ORD
2 stops31h 19m
Multiple Airlines
Sun 26/419:15
ORD
-
CNX
2 stops27h 05m
Multiple Airlines
Deal found 17/1฿35,352
Thu 9/411:55
CNX
-
ORD
2 stops45h 05m
EVA Air
Sat 25/400:30
ORD
-
CNX
1 stop21h 55m
EVA Air
Deal found 18/1฿37,797

Cheapflights Fare Finder

 
Customise 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 17,341 searches. Data last updated 19 January 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 13/6

11:20-06:20

2 stops31h 00m

Chicago O'Hare Intl

Tue 21/7

19:40-10:20

2 stops26h 40m

฿31,090

Chiang MaiChicago

CNX - ORD

CNXORD

Chiang Mai

Sat 13/6

11:35-21:00

1 stop21h 25m

Chicago O'Hare Intl

Tue 21/7

18:53-10:25

2 stops27h 32m

฿33,221

Chiang MaiChicago

CNX - ORD

CNXORD

Chiang Mai

Thu 2/4

11:20-06:39

2 stops31h 19m

Chicago O'Hare Intl

Thu 23/4

15:37-10:20

2 stops30h 43m

฿33,973

Chiang MaiChicago

CNX - ORD

CNXORD

Chiang Mai

Thu 2/4

11:35-06:39

2 stops31h 04m

Chicago O'Hare Intl

Thu 23/4

20:48-10:25

2 stops25h 37m

฿34,224

Chiang MaiChicago

CNX - ORD

CNXORD

Chiang Mai

Thu 9/4

11:20-06:39

2 stops31h 19m

Chicago O'Hare Intl

Sun 26/4

19:15-10:20

2 stops27h 05m

฿35,352

Chiang MaiChicago

CNX - ORD

CNXORD

Chiang Mai

Tue 21/4

11:20-06:40

2 stops31h 20m

฿17,425

Chiang MaiChicago

CNX - ORD

CNXORD

Chiang Mai

Tue 24/2

22:10-14:05

3 stops52h 55m

฿17,958

Chiang MaiChicago

CNX - ORD

CNXORD

Chiang Mai

Thu 12/2

19:40-07:35

3 stops48h 55m

฿18,585

Chiang MaiChicago

CNX - ORD

CNXORD

Chiang Mai

Tue 10/2

07:05-17:10

3 stops47h 05m

฿18,898

Chiang MaiChicago

CNX - ORD

CNXORD

Chiang Mai

Mon 20/4

22:05-06:46

3 stops44h 41m

฿18,930

Flights are sorted by cheapest return flights first.

Deals found on 17/1

Showing 1-10 of 14 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 return 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’s the top stopover airport for flights from Chiang Mai to Chicago O'Hare Intl Airport?

Share of one-stop return flights from Chiang Mai to Chicago O'Hare Intl Airport chosen by Cheapflights users in the past 12 months, using the same stopover each way.

Taipei City (TPE) – chosen by Cheapflights users on 60% of one-stop itineraries from Chiang Mai to Chicago O'Hare Intl Airport on Cheapflights.

What’s the cheapest stopover airport for flights from Chiang Mai to Chicago O'Hare Intl Airport?

Average return fare for one-stop flights from Chiang Mai to Chicago O'Hare Intl Airport, chosen by Cheapflights users in the past 12 months, with the same stopover each way.

Taipei City (TPE) is the most affordable one-stop option, with an average return flight price of ฿42,614.

What’s the fastest stopover option from Chiang Mai to Chicago O'Hare Intl Airport?

Shortest average travel time for one-stop one-way flights from Chiang Mai to Chicago O'Hare Intl Airport, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.

Flights via Taipei City (TPE) have the shortest average one-way travel time for one-stop routes: 21h 23m.

Which airport typically offers the quickest stopover for flights from Chiang Mai to Chicago O'Hare Intl Airport?

Average stopover duration for one-stop one-way flights from Chiang Mai to Chicago O'Hare Intl Airport, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Incheon (ICN) offer the fastest connection on this route, with an average stopover time of 2h 48m.

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 19 January 2026.
Read through reviews of airlines operating flights from Chiang Mai to Chicago O'Hare Intl Airport, such as EVA Air. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
EVA Air
8.4
Very Good
1,325 reviews
Check prices

Entertainment

8.0

Food

8.1

Overall

8.4

Crew

8.6

Boarding

8.4

Comfort

8.3

Reviews

1 / 20
6.0
Good

Hannah,Jan 2026

TPE - SFO

I like the flight attendants the most. The are very helpful.
EVA Air
8.4
Very Good
1,325 reviews
EVA Air
8.4
Very Good
1,325 reviews
Check prices

Entertainment

8.0

Food

8.1

Overall

8.4

Crew

8.6

Boarding

8.4

Comfort

8.3

Reviews

1 / 20
6.0
Good

Hannah,Jan 2026

TPE - SFO

I like the flight attendants the most. The are very helpful.

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?

    Chiang Mai (CNX), located 3.1 km from the city centre, is the airport you fly out of when you book flights from Chiang Mai to Chicago O'Hare Intl. 1 airline have flights from Chiang Mai to Chicago O'Hare Intl on a regular basis. Booking flights from Chiang Mai to Chicago O'Hare Intl should not be difficult; the airport handles an average of 0 outbound flights to Chicago O'Hare Intl per day.

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

    EVA Air can get you from Chiang Mai to Chicago O'Hare Intl Airport in just under 21h 25m. Your travel time can differ by up to . There are 13214 km between Chiang Mai and Chicago O'Hare Intl Airport.

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

    Currently priced at ฿34,284, 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 holiday 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

Travelling 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
Rosemont

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Fly from Chiang Mai to O'Hare Intl on these airlines

Choose from the following airlines for your flight from Chiang Mai to O'Hare Intl. Flights are based on user searches made on Cheapflights and were last updated on 19 January 2026.
EVA Air flights from Chiang Mai to Chicago O'Hare Intl

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 17,341 searches. Data last updated 19 January 2026.
AirlineCheapestAverageFlexibilityOn-time
EVA AirCheapest฿34,284Average฿34,361FlexibilityNo cancel feeOn-time74%
Search EVA Air flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Chiang Mai to O'Hare Intl?

Cheapflights makes it easy to find Chiang Mai to O'Hare Intl flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Chiang Mai to O'Hare Intl?

Cheapflights simply makes it quick and affordable to book flights from Chiang Mai to O'Hare Intl by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Chiang Mai to O'Hare Intl with no change fees?

Need flexible booking options for your flight to O'Hare Intl from Chiang Mai? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Chiang Mai to O'Hare Intl become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to O'Hare Intl from Chiang Mai today and book when prices fit your budget.

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