How much does it cost for a return flight from Chiang Mai to Chicago O'Hare Intl Airport?

Airfare is below average for this route at the moment. Chiang Mai to Chicago O'Hare Intl Airport flights typically cost between ฿34,565 and ฿34,692 in December. The cheapest return flight price found within the last 3 days was ฿32,948 on Korean Air (25 Dec-21 Jan). Find deals

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

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

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

Taipei City (TPE) is the most affordable one-stop option, with an average return flight price of ฿43,358. Find deals

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

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

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

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

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

Korean Air, EVA Air, and เดลต้า can get you from Chiang Mai to Chicago O'Hare Intl Airport in just under 20h 45m. Your travel time can differ by up to 15h 55m. There are 13214 km between Chiang Mai and Chicago O'Hare Intl Airport. Both multi-stop and direct flights can be found to your destination and back.

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

Currently priced at ฿24,935, 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 ฿34,689. Korean Air is currently priced 34% 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 แอร์แคนาดา, with whom users have recently found tickets for as low as ฿17,568. However, be on the lookout for offers from Korean Air and เดลต้า, as they are both options that can get you from Chiang Mai to Chicago O'Hare Intl Airport for a low price.

What is the cheapest day to fly from Chiang Mai to Chicago O'Hare Intl Airport?

Travellers seeking maximum savings on their Chiang Mai to Chicago O'Hare Intl Airport flight should consider departing on Monday evenings when fares are most often at their lowest. Tuesday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

In terms of precipitation, rainfall in Chicago O'Hare Intl Airport ranges from 43.0 - 125.0 inches per month. August is typically the wettest month, when rainfall can reach 125.0 mm. January is typically the driest time to visit Chicago O'Hare Intl Airport when rainfall is around 43.0 mm.

If weather is an important factor for your trip to Chicago O'Hare Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 23.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -5.0 C).

What is the cheapest day to fly return from Chiang Mai to Chicago O'Hare Intl Airport?

Wednesday flights are generally found to be more expensive for flights from Chiang Mai to Chicago O'Hare Intl Airport. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Chicago O'Hare Intl Airport.

What is the cheapest time of day to fly from CNX to ORD?

When flying from Chiang Mai to Chicago O'Hare Intl Airport, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 6% versus a flight at midday.

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.

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.

฿17,568+ Cheap Flights from Chiang Mai to Chicago O'Hare Intl Airport

Cheap flight deals from Chiang Mai to O'Hare Intl

Round-trip from	฿32,948
One-way from	฿17,568
Popular in	November
Cheapest in	March
Average price	฿34,692

Korean Air
25/12-21/1
2 total stops
43h 45m total
Chiang Mai to Chicago

Search Deals

แอร์แคนาดา
21/2
2 total stops
35h 06m total
Chiang Mai to Chicago

Search Deals

Highest demand for flights based on searches. 9% potential increase in price (฿121,678 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 4% potential price decrease (฿47,817 potential savings vs. average return price).

Search Deals

Average for round-trip flights in September 2025

Search Deals

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 15 September 2025.

Thu 25/1200:15CNX - ORD

1 stop21h 15mKorean Air

Wed 21/111:25ORD - CNX

1 stop22h 30mKorean Air

Deal found 14/9฿32,948

Mon 15/1211:50CNX - ORD

1 stop20h 45mEVA Air

Thu 15/123:30ORD - CNX

1 stop22h 05mEVA Air

Deal found 13/9฿33,867

Wed 1/1011:35CNX - ORD

1 stop21h 10mEVA Air

Thu 30/1017:53ORD - CNX

2 stops28h 42mEVA Air

Deal found 15/9฿34,248

Tue 30/911:35CNX - ORD

1 stop21h 10mEVA Air

Mon 27/1000:30ORD - CNX

1 stop22h 05mEVA Air

Deal found 13/9฿34,470

Wed 1/1011:15CNX - ORD

2 stops41h 27mMultiple Airlines

Tue 28/1000:30ORD - CNX

2 stops31h 55mMultiple Airlines

Deal found 13/9฿35,580

Sun 28/923:15CNX - ORD

2 stops36h 39mเดลต้า

Sun 26/1008:55ORD - CNX

2 stops26h 00mเดลต้า

Deal found 13/9฿35,802

Fri 26/1212:00CNX - ORD

2 stops44h 54mMultiple Airlines

Wed 21/115:40ORD - CNX

2 stops30h 40mMultiple Airlines

Deal found 14/9฿35,929

Wed 1/1011:35CNX - ORD

1 stop21h 10mEVA Air

Mon 27/1000:30ORD - CNX

2 stops26h 15mEVA Air

Deal found 13/9฿36,214

Sun 14/1200:15CNX - ORD

1 stop21h 15mเดลต้า

Thu 15/107:30ORD - CNX

2 stops26h 25mเดลต้า

Deal found 13/9฿36,658

Best flights from Chiang Mai to O'Hare Intl
Discover carefully curated flight deals from Chiang Mai to O'Hare Intl that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 15 September 2025.

Thu 25/1200:15CNX - ORD

1 stop21h 15mKorean Air

Wed 21/111:25ORD - CNX

1 stop22h 30mKorean Air

Deal found 14/9฿32,948

Fri 26/1211:50CNX - ORD

1 stop20h 45mEVA Air

Wed 21/123:30ORD - CNX

1 stop22h 05mEVA Air

Deal found 14/9฿33,867

Wed 1/1023:15CNX - ORD

2 stops34h 06mเดลต้า

Mon 27/1005:20ORD - CNX

2 stops29h 35mเดลต้า

Deal found 13/9฿35,802

Mon 15/1211:50CNX - ORD

1 stop20h 45mEVA Air

Thu 15/123:30ORD - CNX

1 stop22h 05mEVA Air

Deal found 14/9฿33,867

Sun 28/923:15CNX - ORD

2 stops36h 39mเดลต้า

Sun 26/1008:55ORD - CNX

2 stops26h 00mเดลต้า

Deal found 13/9฿35,802

Wed 1/1011:35CNX - ORD

1 stop21h 10mEVA Air

Thu 30/1017:53ORD - CNX

2 stops28h 42mEVA Air

Deal found 15/9฿34,248

Mon 29/923:15CNX - ORD

2 stops36h 40mเดลต้า

Sun 26/1008:57ORD - CNX

2 stops25h 58mเดลต้า

Deal found 13/9฿35,802

Fri 3/1023:15CNX - ORD

2 stops34h 59mเดลต้า

Mon 27/1006:08ORD - CNX

2 stops28h 47mเดลต้า

Deal found 13/9฿35,802

Mon 29/923:15CNX - ORD

2 stops36h 40mเดลต้า

Mon 27/1005:20ORD - CNX

2 stops29h 35mเดลต้า

Deal found 13/9฿35,802

Last-minute flights from Chiang Mai to O'Hare Intl
Discover last-minute flight deals from Chiang Mai to O'Hare Intl. Data last updated 15 September 2025 and is based on user searches.

Sun 28/923:15CNX - ORD

2 stops36h 39mเดลต้า

Sun 26/1008:55ORD - CNX

2 stops26h 00mเดลต้า

Deal found 13/9฿35,802

Tue 30/911:35CNX - ORD

1 stop21h 10mEVA Air

Mon 27/1000:30ORD - CNX

1 stop22h 05mEVA Air

Deal found 13/9฿34,470

Tue 30/920:00CNX - ORD

2 stops36h 45mEVA Air

Tue 28/1000:30ORD - CNX

2 stops30h 30mEVA Air

Deal found 13/9฿37,958

Tue 30/914:15CNX - ORD

2 stops31h 05mMultiple Airlines

Sun 26/1000:30ORD - CNX

1 stop22h 05mMultiple Airlines

Deal found 13/9฿38,339

Tue 30/911:35CNX - ORD

1 stop21h 10mEVA Air

Wed 29/1000:30ORD - CNX

2 stops26h 15mEVA Air

Deal found 13/9฿38,465

Wed 1/1011:35CNX - ORD

1 stop21h 10mEVA Air

Thu 30/1017:53ORD - CNX

2 stops28h 42mEVA Air

Deal found 15/9฿34,248

Wed 1/1011:15CNX - ORD

2 stops41h 27mMultiple Airlines

Tue 28/1000:30ORD - CNX

2 stops31h 55mMultiple Airlines

Deal found 13/9฿35,580

Wed 1/1011:35CNX - ORD

1 stop21h 10mEVA Air

Tue 28/1000:30ORD - CNX

2 stops26h 15mEVA Air

Deal found 14/9฿38,117

One-way flights from Chiang Mai to O'Hare Intl
Search for one-way flight options from Chiang Mai to O'Hare Intl. Find affordable one-way fares based on user searches. Data last updated 15 September 2025.

Sat 21/216:35CNX - ORD

2 stops35h 06mแอร์แคนาดา

Deal found 14/9฿17,568

Sat 21/218:00CNX - ORD

3 stops48h 04mMultiple Airlines

Deal found 14/9฿20,644

Fri 20/200:15CNX - ORD

1 stop21h 25mKorean Air

Deal found 14/9฿20,961

Fri 20/200:15CNX - ORD

2 stops36h 29mเดลต้า

Deal found 14/9฿22,990

Sat 21/208:50CNX - ORD

1 stop36h 05mเอทิฮัดแอร์เวย์

Deal found 14/9฿39,005

Cheapflights Fare Finder

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

Fly to

Route

Depart

Return

Price

Chiang MaiChicago

CNX - ORD

CNXORD

Chiang Mai

Thu 25/12

00:15-08:30

1 stop21h 15m

Chicago O'Hare Intl

Wed 21/1

11:25-22:55

1 stop22h 30m

฿32,948

Chiang MaiChicago

CNX - ORD

CNXORD

Chiang Mai

Fri 26/12

11:50-19:35

1 stop20h 45m

Chicago O'Hare Intl

Wed 21/1

23:30-10:35

1 stop22h 05m

฿33,867

Chiang MaiChicago

CNX - ORD

CNXORD

Chiang Mai

Mon 15/12

11:50-19:35

1 stop20h 45m

Chicago O'Hare Intl

Thu 15/1

23:30-10:35

1 stop22h 05m

฿33,867

Chiang MaiChicago

CNX - ORD

CNXORD

Chiang Mai

Wed 1/10

11:35-20:45

1 stop21h 10m

Chicago O'Hare Intl

Thu 30/10

17:53-10:35

2 stops28h 42m

฿34,248

Chiang MaiChicago

CNX - ORD

CNXORD

Chiang Mai

Wed 1/10

23:15-21:21

2 stops34h 06m

Chicago O'Hare Intl

Mon 27/10

05:20-22:55

2 stops29h 35m

฿35,802

Chiang MaiChicago

CNX - ORD

CNXORD

Chiang Mai

Sun 28/9

23:15-23:54

2 stops36h 39m

Chicago O'Hare Intl

Sun 26/10

08:55-22:55

2 stops26h 00m

฿35,802

Chiang MaiChicago

CNX - ORD

CNXORD

Chiang Mai

Mon 29/9

23:15-23:55

2 stops36h 40m

Chicago O'Hare Intl

Sun 26/10

08:57-22:55

2 stops25h 58m

฿35,802

Chiang MaiChicago

CNX - ORD

CNXORD

Chiang Mai

Fri 3/10

23:15-22:14

2 stops34h 59m

Chicago O'Hare Intl

Mon 27/10

06:08-22:55

2 stops28h 47m

฿35,802

Chiang MaiChicago

CNX - ORD

CNXORD

Chiang Mai

Mon 29/9

23:15-23:55

2 stops36h 40m

Chicago O'Hare Intl

Mon 27/10

05:20-22:55

2 stops29h 35m

฿35,802

Chiang MaiChicago

CNX - ORD

CNXORD

Chiang Mai

Sat 21/2

16:35-14:41

2 stops35h 06m

฿17,568

Flights are sorted by cheapest return flights first.

Deals found on 14/9

Showing 1-10 of 14 results

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

Prices

Reviews of airlines servicing O'Hare Intl

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

1,236 reviews

Check prices

Reviews

1 / 20

6.0

Good

Anonymous,Aug 2025

BKK - TPE

I bought tickets for myself and my friend and had to argue with the checkin person to get our seats together for the return flights I purchased the tickets together weeks ahead of time and did not expect to have to ask for a supervisor to sit together very disappointed in booking through kayak

EVA Air

8.4

Very Good

1,236 reviews

EVA Air

8.4

Very Good

1,236 reviews

Check prices

Reviews

1 / 20

6.0

Good

Anonymous,Aug 2025

BKK - TPE

Korean Air

8.4

Very Good

1,139 reviews

EVA Air

8.4

Very Good

1,236 reviews

Check prices

Reviews

1 / 20

6.0

Good

Anonymous,Aug 2025

BKK - TPE

Related info for your journey

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?
Korean Air, EVA Air, and เดลต้า can get you from Chiang Mai to Chicago O'Hare Intl Airport in just under 20h 45m. Your travel time can differ by up to 15h 55m. There are 13214 km between Chiang Mai and Chicago O'Hare Intl Airport. Both multi-stop and direct flights can be found to your destination and back.
What are the cheapest airlines flying from Chiang Mai to Chicago O'Hare Intl Airport round-trip?
Currently priced at ฿24,935, 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 ฿34,689. Korean Air is currently priced 34% 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 แอร์แคนาดา, with whom users have recently found tickets for as low as ฿17,568. However, be on the lookout for offers from Korean Air and เดลต้า, 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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Browse thousands of different options on Cheapflights for your next trip

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

EVA Air flights from Chiang Mai to Chicago O'Hare Intl

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

Airline	Cheapest	Average	Flexibility	On-time
Korean Air	Cheapest฿24,935	Average฿40,406	FlexibilityNo cancel fee	On-time81%	Search Korean Air flights
EVA Air	Cheapest฿34,689	Average฿34,767	FlexibilityNo cancel fee	On-time74%	Search EVA Air flights

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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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Cheap flights from Chiang Mai to Chicago O'Hare Intl Airport from ฿17,568

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 21/2. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Chiang Mai to O'Hare Intl

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Chiang Mai to O'Hare Intl

Cheapest flights from Chiang Mai to O'Hare IntlExplore 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 15 September 2025.

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 15 September 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Chiang Mai to Chicago O'Hare Intl Airport that are best for you.

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.

Cheapflights Insights

Everything you need to know about your flight from Chiang Mai to Chicago O'Hare Intl Airport

How much does it cost for a return 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?

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

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

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

Reviews of airlines servicing O'Hare Intl

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.

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?

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

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

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

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

How can I 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?

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

Browse thousands of different options on Cheapflights for your next trip

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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 15 September 2025.

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

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

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

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

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

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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 15 September 2025.