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Cheap flights from Chicago to Chiang Mai from $433

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Chicago to Chiang Mai departing on 2/16. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Chicago to Chiang Mai

Cheap round-trip flights

Enter your travel dates to find the best prices.
EVA Air Logo
12:30 am - 10:25 am
ORD
-
CNX
21h 55m
1 stop
EVA Air Logo
11:35 am - 9:00 pm
CNX
-
ORD
21h 25m
1 stop
$823EVA Air
Tue, Apr 14 - Wed, May 6
EVA Air Logo
12:30 am - 10:25 am
ORD
-
CNX
21h 55m
1 stop
EVA Air Logo
11:35 am - 9:00 pm
CNX
-
ORD
21h 25m
1 stop
$861EVA Air
Thu, Apr 16 - Wed, Apr 29
EVA Air Logo
12:30 am - 10:35 am
ORD
-
CNX
22h 05m
1 stop
EVA Air Logo
11:55 am - 9:00 pm
CNX
-
ORD
45h 05m
2 stops
$891EVA Air
Sun, Mar 8 - Mon, Mar 30
EVA Air Logo
11:30 pm - 10:35 am
ORD
-
CNX
22h 05m
1 stop
EVA Air Logo
7:45 pm - 8:35 pm
CNX
-
ORD
36h 50m
2 stops
$892EVA Air
Wed, Feb 25 - Sun, Mar 8
EVA Air Logo
11:30 pm - 10:35 am
ORD
-
CNX
22h 05m
1 stop
EVA Air Logo
11:50 am - 8:35 pm
CNX
-
ORD
20h 45m
1 stop
$918EVA Air
Wed, Feb 25 - Thu, Mar 12
EVA Air Logo
11:30 pm - 9:00 pm
ORD
-
CNX
32h 30m
2 stops
EVA Air Logo
7:45 pm - 8:35 pm
CNX
-
ORD
36h 50m
2 stops
$928EVA Air
Wed, Feb 18 - Wed, Mar 11
Delta Logo
11:25 am - 10:55 pm
ORD
-
CNX
22h 30m
1 stop
Delta Logo
12:15 am - 11:51 pm
CNX
-
ORD
35h 36m
2 stops
$954Delta
Wed, Feb 18 - Tue, Mar 10
Delta Logo
7:20 pm - 10:55 pm
MDW
-
CNX
38h 35m
2 stops
Delta Logo
12:15 am - 10:31 pm
CNX
-
MDW
35h 16m
2 stops
$1,073Delta
Wed, Feb 25 - Tue, Mar 3
Multiple Airlines Logo
7:45 am - 10:25 am
MDW
-
CNX
37h 40m
2 stops
Multiple Airlines Logo
11:25 am - 5:55 am
CNX
-
MDW
30h 30m
2 stops
$1,160Multiple Airlines
Wed, Feb 25 - Thu, Mar 12
Delta Logo
6:00 am - 10:55 pm
MDW
-
CNX
27h 55m
2 stops
Delta Logo
12:15 am - 10:31 pm
CNX
-
MDW
34h 16m
2 stops
$1,179Delta
Mon, Mar 2 - Tue, Mar 17

Delta flights from Chicago to Chiang Mai

Our best Delta deals on Chicago to Chiang Mai flight tickets
Delta
Feb 18
ORD11:25 amChicago O'Hare Intl
22h 30m
1 stop
CNX10:55 pmChiang Mai
Mar 10
CNX12:15 amChiang Mai
35h 36m
2 stops
ORD11:51 pmChicago O'Hare Intl
$954
Delta
Feb 18
ORD6:15 amChicago O'Hare Intl
27h 40m
2 stops
CNX10:55 pmChiang Mai
Mar 3
CNX12:15 amChiang Mai
21h 25m
1 stop
ORD8:40 amChicago O'Hare Intl
$1,028
Delta
Feb 25
MDW7:20 pmChicago Midway
38h 35m
2 stops
CNX10:55 pmChiang Mai
Mar 3
CNX12:15 amChiang Mai
35h 16m
2 stops
MDW10:31 pmChicago Midway
$1,073

Cathay Pacific flights from Chicago to Chiang Mai

Our best Cathay Pacific deals on Chicago to Chiang Mai flight tickets
Cathay Pacific
Jan 26
ORD2:35 pmChicago O'Hare Intl
39h 15m
1 stop
CNX6:50 pmChiang Mai
Apr 27
CNX7:25 pmChiang Mai
31h 00m
1 stop
ORD2:25 pmChicago O'Hare Intl
$1,037
Cathay Pacific
Jun 21
ORD4:00 pmChicago O'Hare Intl
29h 45m
1 stop
CNX9:45 amChiang Mai
Jun 28
CNX7:25 pmChiang Mai
31h 00m
1 stop
ORD2:25 pmChicago O'Hare Intl
$1,361
Cathay Pacific
Jan 17
ORD2:35 pmChicago O'Hare Intl
39h 15m
1 stop
CNX6:50 pmChiang Mai
Feb 14
CNX7:40 pmChiang Mai
30h 15m
1 stop
ORD12:55 pmChicago O'Hare Intl
$1,406

momondo Fare Finder

 
Customize your flight search to find flights from Chicago to Chiang Mai 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, momondo users made 832,500 searches. Data last updated January 13, 2026.
Use the filters below to find and compare flights from Chicago to Chiang Mai that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChicagoChiang Mai

ORD - CNX

ORDCNX

Chicago O'Hare Intl

Tue 4/14

12:30 am-10:25 am

1 stop21h 55m

Chiang Mai

Wed 5/6

11:35 am-9:00 pm

1 stop21h 25m

$823

ChicagoChiang Mai

ORD - CNX

ORDCNX

Chicago O'Hare Intl

Thu 4/16

12:30 am-10:25 am

1 stop21h 55m

Chiang Mai

Wed 4/29

11:35 am-9:00 pm

1 stop21h 25m

$861

ChicagoChiang Mai

ORD - CNX

ORDCNX

Chicago O'Hare Intl

Sun 3/8

12:30 am-10:35 am

1 stop22h 05m

Chiang Mai

Mon 3/30

11:55 am-9:00 pm

2 stops45h 05m

$891

ChicagoChiang Mai

ORD - CNX

ORDCNX

Chicago O'Hare Intl

Wed 2/25

11:30 pm-10:35 am

1 stop22h 05m

Chiang Mai

Sun 3/8

7:45 pm-8:35 pm

2 stops36h 50m

$892

ChicagoChiang Mai

ORD - CNX

ORDCNX

Chicago O'Hare Intl

Wed 2/25

11:30 pm-10:35 am

1 stop22h 05m

Chiang Mai

Thu 3/12

11:50 am-8:35 pm

1 stop20h 45m

$918

ChicagoChiang Mai

ORD - CNX

ORDCNX

Chicago O'Hare Intl

Wed 2/18

11:30 pm-9:00 pm

2 stops32h 30m

Chiang Mai

Wed 3/11

7:45 pm-8:35 pm

2 stops36h 50m

$928

ChicagoChiang Mai

ORD - CNX

ORDCNX

Chicago O'Hare Intl

Wed 2/18

11:25 am-10:55 pm

1 stop22h 30m

Chiang Mai

Tue 3/10

12:15 am-11:51 pm

2 stops35h 36m

$954

ChicagoChiang Mai

MDW - CNX

MDWCNX

Chicago Midway

Wed 2/25

7:20 pm-10:55 pm

2 stops38h 35m

Chiang Mai

Tue 3/3

12:15 am-10:31 pm

2 stops35h 16m

$1,073

ChicagoChiang Mai

MDW - CNX

MDWCNX

Chicago Midway

Wed 2/25

7:45 am-10:25 am

2 stops37h 40m

Chiang Mai

Thu 3/12

11:25 am-5:55 am

2 stops30h 30m

$1,160

ChicagoChiang Mai

MDW - CNX

MDWCNX

Chicago Midway

Mon 3/2

6:00 am-10:55 pm

2 stops27h 55m

Chiang Mai

Tue 3/17

12:15 am-10:31 pm

2 stops34h 16m

$1,179

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Chiang Mai from

How to get the cheapest flight ticket from Chicago to Chiang Mai

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Chiang Mai?

If you don’t want to visit Chiang Mai in February, then you should wait until April to fly from Chicago, when ticket prices are also cheap, with an average price of $970.

How far in advance should I book a flight to Chiang Mai?

You are more likely to see cheaper flights to Chiang Mai from Chicago when booking weeks ahead of your departure date. In general, you can expect to find flights to Chiang Mai for around $1,289 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Chiang Mai from Chicago for as low as $972 on momondo.

Can stopping save me money on Chicago to Chiang Mai flights?

You could potentially save up to 65% on your flight if you consider stops on a Chicago to Chiang Mai flight.

When to book flights from Chicago to Chiang Mai

Are you open to changing your travel dates? Check out the ideal times to fly from Chicago to Chiang Mai according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Chicago to Chiang Mai (CHI to CNX) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chicago to Chiang Mai

Fastest flight time

21h 55m

Direct flights

None
The fastest flight from Chicago to Chiang Mai takes 21h 55m
There are no direct flights from Chicago to Chiang Mai. There are no popular flight routes from Chicago to Chiang Mai.
Search flight deals

  • How far is Chicago to Chiang Mai by plane?

    There are 8218.4 mi between Chicago and Chiang Mai. 21h 55m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Chicago to Chiang Mai Airport?

    Prices for flights from Chicago to Chiang Mai Airport are updated daily.

  • How many operators does momondo search for flights from Chicago to Chiang Mai Airport?

  • How old do you have to be to fly from Chicago to Chiang Mai Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Chicago to Chiang Mai Airport.

  • What documentation or ID do you need to fly to Chiang Mai Airport?

    The necessary travel and health documents for your Chiang Mai Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Chicago to Chiang Mai?

Best airlines flying from Chicago to Chiang Mai

Compare and see reviews for airlines that fly from Chicago to Chiang Mai with momondo
Airline
Rating
Free Cancellation
Price
Cathay PacificPriceFrom $737Free CancellationRating
7.6
1,130 reviews
Search Cathay Pacific flights
DeltaPriceFrom $849Free CancellationRating
7.9
8,040 reviews
Search Delta flights
Korean AirPriceFrom $965Free CancellationRating
8.4
1,187 reviews
Search Korean Air flights
EVA AirPriceFrom $970Free CancellationRating
8.4
1,317 reviews
Search EVA Air flights

Why use momondo?

Why should I use momondo to find a flight deal from Chicago to Chiang Mai?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Chicago to Chiang Mai for you.

Can I find flights from Chicago to Chiang Mai with flexible booking policies on momondo?

Yes. All flights to Chiang Mai from Chicago on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Chicago to Chiang Mai?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Chiang Mai from Chicago.

I’m not ready to book a flight from Chicago to Chiang Mai right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Chiang Mai from Chicago. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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