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Cheap flights from Chiang Mai to Chicago O'Hare Intl Airport from ฿17,486

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 18/5. Fares are subject to change and may not be available on all flights or dates of travel.
CNX — ORD
7 Feb — 14 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 8 January 2026.

Round-trip from

฿31,031

One-way from

฿17,486
EVA Air
  • EVA Air
  • 2/4-23/4
  • 4 total stops
  • 56h 41m total
  • Chiang Mai to Chicago
Search Deals
18/5
  • 18/5
  • 3 total stops
  • 48h 21m 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 8 January 2026.

Thu 2/411:35CNX - ORD
2 stops31h 04mEVA Air
Thu 23/420:48ORD - CNX
2 stops25h 37mEVA Air
Deal found 6/1฿31,031
Mon 18/511:35CNX - ORD
2 stops41h 16mEVA Air
Fri 28/820:42ORD - CNX
2 stops25h 43mEVA Air
Deal found 7/1฿31,312
Wed 6/511:35CNX - ORD
1 stop21h 25mMultiple Airlines
Wed 9/913:03ORD - CNX
2 stops33h 22mMultiple Airlines
Deal found 6/1฿31,844
Mon 18/511:35CNX - ORD
1 stop21h 25mMultiple Airlines
Fri 28/813:03ORD - CNX
2 stops33h 22mMultiple Airlines
Deal found 7/1฿31,938
Thu 2/411:35CNX - ORD
1 stop21h 25mMultiple Airlines
Thu 23/420:48ORD - CNX
2 stops25h 37mMultiple Airlines
Deal found 6/1฿32,907
Thu 9/411:20CNX - ORD
2 stops31h 19mMultiple Airlines
Sun 26/419:15ORD - CNX
2 stops27h 05mMultiple Airlines
Deal found 7/1฿33,126
Fri 20/212:05CNX - ORD
2 stops39h 36mแอร์แคนาดา
Fri 27/215:35ORD - CNX
2 stops35h 10mแอร์แคนาดา
Deal found 6/1฿33,220
Sat 13/611:35CNX - ORD
2 stops30h 45mEVA Air
Mon 20/700:30ORD - CNX
1 stop21h 55mEVA Air
Deal found 8/1฿33,439

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 8 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

Thu 2/4

11:35-06:39

2 stops31h 04m

Chicago O'Hare Intl

Thu 23/4

20:48-10:25

2 stops25h 37m

฿31,093

Chiang MaiChicago

CNX - ORD

CNXORD

Chiang Mai

Sat 13/6

11:35-12:06

2 stops36h 31m

Chicago O'Hare Intl

Tue 21/7

19:40-10:25

2 stops26h 45m

฿31,093

Chiang MaiChicago

CNX - ORD

CNXORD

Chiang Mai

Mon 18/5

11:35-16:51

2 stops41h 16m

Chicago O'Hare Intl

Fri 28/8

20:42-10:25

2 stops25h 43m

฿31,312

Chiang MaiChicago

CNX - ORD

CNXORD

Chiang Mai

Mon 18/5

11:35-21:00

1 stop21h 25m

Chicago O'Hare Intl

Fri 28/8

13:03-10:25

2 stops33h 22m

฿31,938

Chiang MaiChicago

CNX - ORD

CNXORD

Chiang Mai

Thu 2/4

11:35-21:00

1 stop21h 25m

Chicago O'Hare Intl

Thu 23/4

20:48-10:25

2 stops25h 37m

฿32,907

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

฿33,126

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

฿33,470

Chiang MaiChicago

CNX - ORD

CNXORD

Chiang Mai

Mon 18/5

18:25-06:46

3 stops48h 21m

฿17,486

Chiang MaiChicago

CNX - ORD

CNXORD

Chiang Mai

Tue 3/2

19:40-14:38

3 stops55h 58m

฿17,642

Chiang MaiChicago

CNX - ORD

CNXORD

Chiang Mai

Tue 20/1

22:10-14:17

3 stops53h 07m

฿18,080

Flights are sorted by cheapest return flights first.

Deals found on 7/1

Showing 1-10 of 16 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 56% 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 ฿44,074.

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 8 January 2026.
Read through reviews of airlines operating flights from Chiang Mai to Chicago O'Hare Intl Airport, such as EVA Air and Korean Air. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
EVA Air
8.4
Very Good
1,314 reviews
Check prices

Entertainment

8.0

Crew

8.6

Food

8.1

Boarding

8.4

Comfort

8.3

Overall

8.4

Reviews

1 / 20
6.0
Good

Hannah,Jan 2026

SFO - TPE

It's alright. I wish I was assigned a seat on the isle side. I was not able to pick a seat during booking. So, I was seated in between two guys. For a 14 hours flight, it was barely bearable.
EVA Air
8.4
Very Good
1,314 reviews
EVA Air
8.4
Very Good
1,314 reviews
Check prices

Entertainment

8.0

Crew

8.6

Food

8.1

Boarding

8.4

Comfort

8.3

Overall

8.4

Reviews

1 / 20
6.0
Good

Hannah,Jan 2026

SFO - TPE

It's alright. I wish I was assigned a seat on the isle side. I was not able to pick a seat during booking. So, I was seated in between two guys. For a 14 hours flight, it was barely bearable.
Korean Air
8.4
Very Good
1,188 reviews
EVA Air
8.4
Very Good
1,314 reviews
Check prices

Entertainment

8.0

Crew

8.6

Food

8.1

Boarding

8.4

Comfort

8.3

Overall

8.4

Reviews

1 / 20
6.0
Good

Hannah,Jan 2026

SFO - TPE

It's alright. I wish I was assigned a seat on the isle side. I was not able to pick a seat during booking. So, I was seated in between two guys. For a 14 hours flight, it was barely bearable.

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. 2 airlines 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 31h 04m. Your travel time can differ by up to . There are 13214 km between Chiang Mai and Chicago O'Hare Intl Airport.

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

    Currently priced at ฿30,778, 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. Check Cheapflights for deals on EVA Air for as low as ฿34,219.

  • 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 8 January 2026.
EVA Air flights from Chiang Mai to Chicago O'Hare Intl

Top 2 airlines flying from Chiang Mai to O'Hare Intl

Discover the top 2 airlines 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 8 January 2026.
AirlineCheapestAverageFlexibilityOn-time
Korean AirCheapest฿30,778Average฿39,858FlexibilityNo cancel feeOn-time81%
Search Korean Air flights
EVA AirCheapest฿34,219Average฿34,295FlexibilityNo 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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