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Cheap flights from Chiang Mai to Chicago O'Hare Intl Airport from ฿32,600

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/9. Fares are subject to change and may not be available on all flights or dates of travel.
CNX — ORD
1 Aug — 8 Aug1
1 adult

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 27 July 2025.

Round-trip from

฿32,600

Popular in

November

Cheapest in

September

Average price

฿37,677
Korean Air
  • Korean Air
  • 10/9-17/9
  • 2 total stops
  • 44h 00m total
  • Chiang Mai to Chicago
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (฿122,443 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (฿44,857 potential savings vs. average return price).
Search Deals
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 27 July 2025.

Wed 10/923:15CNX - ORD
1 stop22h 15mKorean Air
Wed 17/912:10ORD - CNX
1 stop21h 45mKorean Air
Deal found 27/7฿32,600
Wed 10/923:15CNX - ORD
2 stops36h 39mเดลต้า
Wed 17/917:15ORD - CNX
2 stops40h 40mเดลต้า
Deal found 27/7฿33,408
Tue 9/911:35CNX - ORD
2 stops31h 28mEVA Air
Tue 16/915:20ORD - CNX
2 stops31h 05mEVA Air
Deal found 26/7฿33,764
Wed 10/923:15CNX - ORD
1 stop22h 15mMultiple Airlines
Wed 17/916:00ORD - CNX
2 stops33h 35mMultiple Airlines
Deal found 27/7฿36,319
Tue 9/919:25CNX - ORD
1 stop31h 00mCathay Pacific
Tue 16/916:00ORD - CNX
1 stop38h 40mCathay Pacific
Deal found 27/7฿40,556

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 27 July 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

Wed 10/9

23:15-09:30

1 stop22h 15m

Chicago O'Hare Intl

Wed 17/9

12:10-21:55

1 stop21h 45m

฿32,600

Chiang MaiChicago

CNX - ORD

CNXORD

Chiang Mai

Wed 10/9

23:15-23:54

2 stops36h 39m

Chicago O'Hare Intl

Wed 17/9

17:15-21:55

2 stops40h 40m

฿33,408

Chiang MaiChicago

CNX - ORD

CNXORD

Chiang Mai

Tue 9/9

11:35-07:03

2 stops31h 28m

Chicago O'Hare Intl

Tue 16/9

15:20-10:25

2 stops31h 05m

฿33,764

Chiang MaiChicago

CNX - ORD

CNXORD

Chiang Mai

Wed 10/9

23:15-09:30

1 stop22h 15m

Chicago O'Hare Intl

Wed 17/9

16:00-13:35

2 stops33h 35m

฿36,319

Chiang MaiChicago

CNX - ORD

CNXORD

Chiang Mai

Tue 9/9

19:25-14:25

1 stop31h 00m

Chicago O'Hare Intl

Tue 16/9

16:00-18:40

1 stop38h 40m

฿40,556

Chiang MaiChicago

CNX - ORD

CNXORD

Chiang Mai

Mon 15/9

19:25-14:25

1 stop31h 00m

฿39,036

Chiang MaiChicago

CNX - ORD

CNXORD

Chiang Mai

Mon 15/9

11:55-20:45

2 stops44h 50m

฿43,369

Chiang MaiChicago

CNX - ORD

CNXORD

Chiang Mai

Mon 15/9

09:25-20:45

2 stops23h 20m

฿43,466

Chiang MaiChicago

CNX - ORD

CNXORD

Chiang Mai

Sun 14/9

00:45-00:45

2 stops36h 00m

฿145,276

Flights are sorted by cheapest return flights first.

Deals found on 27/7

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 64% 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 ฿42,635.

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 Incheon (ICN) have the shortest average one-way travel time for one-stop routes: 17h 15m.

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 27 July 2025.
Read through reviews of airlines operating flights from Chiang Mai to Chicago O'Hare Intl Airport, such as EVA Air, Korean Air, andAsiana Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
EVA Air
8.4
Very Good
1,221 reviews
Check prices

Entertainment

8.0

Overall

8.4

Boarding

8.4

Crew

8.6

Food

8.1

Comfort

8.3

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
1,221 reviews
EVA Air
8.4
Very Good
1,221 reviews
Check prices

Entertainment

8.0

Overall

8.4

Boarding

8.4

Crew

8.6

Food

8.1

Comfort

8.3

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
1,117 reviews
EVA Air
8.4
Very Good
1,221 reviews
Check prices

Entertainment

8.0

Overall

8.4

Boarding

8.4

Crew

8.6

Food

8.1

Comfort

8.3

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
463 reviews
EVA Air
8.4
Very Good
1,221 reviews
Check prices

Entertainment

8.0

Overall

8.4

Boarding

8.4

Crew

8.6

Food

8.1

Comfort

8.3

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
เดลต้า
8.0
Very Good
7,970 reviews
EVA Air
8.4
Very Good
1,221 reviews
Check prices

Entertainment

8.0

Overall

8.4

Boarding

8.4

Crew

8.6

Food

8.1

Comfort

8.3

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
944 reviews
EVA Air
8.4
Very Good
1,221 reviews
Check prices

Entertainment

8.0

Overall

8.4

Boarding

8.4

Crew

8.6

Food

8.1

Comfort

8.3

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?

    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.

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

    Currently priced at ฿32,600, 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 เดลต้า and EVA Air - these airlines can fly you to your destination from ฿33,408 and ฿33,764, respectively. Korean Air is currently priced 16% below the average price you’ll pay for this route.

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

    The cheapest airline one-way is Cathay Pacific, with whom users have recently found tickets for as low as ฿39,036. However, be on the lookout for offers from EVA Air and Asiana Airlines, as they are both options that can get you from Chiang Mai to Chicago O'Hare Intl Airport for a low price.

  • 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

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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 27 July 2025.
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 27 July 2025.
AirlineCheapestAverageFlexibilityOn-time
Korean AirCheapest฿25,430Average฿41,778FlexibilityNo cancel feeOn-time81%
Search Korean Air flights
EVA AirCheapest฿33,126Average฿37,560FlexibilityNo 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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