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Cheap flights from Chiang Mai to Chicago O'Hare Intl Airport from ฿18,316

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 9/4. Fares are subject to change and may not be available on all flights or dates of travel.
CNX — ORD
27 Mar — 3 Apr1
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 22 March 2025.

Round-trip from

฿43,708

One-way from

฿18,316

Popular in

November

Cheapest in

October

Average price

฿34,736
EVA Air
  • EVA Air
  • 7/4-22/4
  • 4 total stops
  • 60h 09m total
  • Chiang Mai to Chicago
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9/4
  • 9/4
  • 3 total stops
  • 39h 40m total
  • Chiang Mai to Chicago
Search Deals
Highest demand for flights based on searches. 3% potential increase in price (฿57,375 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (฿21,847 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 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 22 March 2025.

Sun 14/1200:15CNX - ORD
1 stop21h 15mKorean Air
Thu 15/111:25ORD - CNX
1 stop22h 40mKorean Air
Deal found 21/3฿33,517
Sun 14/1200:15CNX - ORD
1 stop21h 15mเดลต้า
Thu 15/106:20ORD - CNX
2 stops27h 45mเดลต้า
Deal found 21/3฿37,004
Mon 15/1211:50CNX - ORD
1 stop20h 45mEVA Air
Thu 15/115:51ORD - CNX
2 stops29h 44mEVA Air
Deal found 20/3฿42,353
Mon 15/1215:20CNX - ORD
1 stop30h 10mMultiple Airlines
Thu 15/106:20ORD - CNX
2 stops27h 45mMultiple Airlines
Deal found 21/3฿43,572
Tue 10/619:25CNX - ORD
1 stop31h 00mCathay Pacific
Fri 20/616:00ORD - CNX
1 stop29h 45mCathay Pacific
Deal found 20/3฿43,674
Mon 7/411:30CNX - ORD
3 stops30h 47mChina Southern
Wed 23/417:30ORD - CNX
2 stops28h 55mChina Southern
Deal found 21/3฿58,130
Sun 6/400:45CNX - ORD
2 stops54h 10mAsiana Airlines
Wed 23/407:00ORD - CNX
2 stops28h 40mAsiana Airlines
Deal found 21/3฿66,357

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 22 March 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

Mon 7/4

23:15-09:40

1 stop22h 25m

Chicago O'Hare Intl

Wed 23/4

12:20-21:55

1 stop21h 35m

฿42,150

Chiang MaiChicago

CNX - ORD

CNXORD

Chiang Mai

Wed 7/5

20:00-21:00

2 stops37h 00m

Chicago O'Hare Intl

Wed 21/5

19:45-10:25

2 stops26h 40m

฿43,267

Chiang MaiChicago

CNX - ORD

CNXORD

Chiang Mai

Tue 10/6

19:25-14:25

1 stop31h 00m

Chicago O'Hare Intl

Fri 20/6

16:00-09:45

1 stop29h 45m

฿43,674

Chiang MaiChicago

CNX - ORD

CNXORD

Chiang Mai

Tue 10/6

23:15-23:44

2 stops36h 29m

Chicago O'Hare Intl

Fri 20/6

07:05-21:55

2 stops26h 50m

฿44,317

Chiang MaiChicago

CNX - ORD

CNXORD

Chiang Mai

Wed 7/5

06:30-14:20

3 stops43h 50m

Chicago O'Hare Intl

Wed 21/5

12:00-08:45

3 stops32h 45m

฿46,721

Chiang MaiChicago

CNX - ORD

CNXORD

Chiang Mai

Mon 7/4

11:30-06:17

3 stops30h 47m

Chicago O'Hare Intl

Wed 23/4

17:30-10:25

2 stops28h 55m

฿58,130

Chiang MaiChicago

CNX - ORD

CNXORD

Chiang Mai

Sun 6/4

00:45-18:55

2 stops54h 10m

Chicago O'Hare Intl

Wed 23/4

07:00-23:40

2 stops28h 40m

฿66,357

Chiang MaiChicago

CNX - ORD

CNXORD

Chiang Mai

Wed 9/4

19:25-23:05

3 stops39h 40m

฿18,316

Chiang MaiChicago

CNX - ORD

CNXORD

Chiang Mai

Thu 10/4

23:15-09:40

1 stop22h 25m

฿23,597

Chiang MaiChicago

CNX - ORD

CNXORD

Chiang Mai

Sat 3/5

10:30-14:25

1 stop39h 55m

฿24,511

Flights are sorted by cheapest return flights first.

Deals found on 21/3

Showing 1-10 of 15 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

Rainfall in O'Hare Intl by month

Plan your trip to O'Hare Intl by taking into account the average rainfall totals by month.

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.

Temperature in O'Hare Intl by month

Plan your trip to O'Hare Intl by taking into account the average temperature totals by month.

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).

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 22 March 2025.
EVA Air
8.4
Very Good
1,172 reviews
Check prices

Overall

8.4

Food

8.1

Crew

8.6

Comfort

8.3

Boarding

8.4

Entertainment

8.0

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.
EVA Air
8.4
Very Good
1,172 reviews
EVA Air
8.4
Very Good
1,172 reviews
Check prices

Overall

8.4

Food

8.1

Crew

8.6

Comfort

8.3

Boarding

8.4

Entertainment

8.0

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.
Korean Air
8.4
Very Good
1,046 reviews
EVA Air
8.4
Very Good
1,172 reviews
Check prices

Overall

8.4

Food

8.1

Crew

8.6

Comfort

8.3

Boarding

8.4

Entertainment

8.0

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.
Asiana Airlines
8.2
Very Good
442 reviews
EVA Air
8.4
Very Good
1,172 reviews
Check prices

Overall

8.4

Food

8.1

Crew

8.6

Comfort

8.3

Boarding

8.4

Entertainment

8.0

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.
เดลต้า
8.0
Very Good
7,892 reviews
EVA Air
8.4
Very Good
1,172 reviews
Check prices

Overall

8.4

Food

8.1

Crew

8.6

Comfort

8.3

Boarding

8.4

Entertainment

8.0

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.
Cathay Pacific
7.5
Good
832 reviews
EVA Air
8.4
Very Good
1,172 reviews
Check prices

Overall

8.4

Food

8.1

Crew

8.6

Comfort

8.3

Boarding

8.4

Entertainment

8.0

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.

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 ฿43,708, 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. Search Cheapflights for deals from เดลต้า and China Southern - these airlines can fly you to your destination from ฿44,486 and ฿58,130, respectively.

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

    The cheapest airline one-way is Korean Air, with whom users have recently found tickets for as low as ฿23,597. However, be on the lookout for offers from Cathay Pacific and Qatar Airways, 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 22 March 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 22 March 2025.
AirlineCheapestAverageFlexibilityOn-time
Korean AirCheapest฿26,621Average฿43,734FlexibilityNo cancel feeOn-time81%
Search Korean Air flights
EVA AirCheapest฿30,519Average฿48,196FlexibilityNo 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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