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Cheap flights from Chicago to Chiang Mai from $458

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 4/25. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
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.
Cathay Pacific Logo
4:00 pm - 9:45 am
ORD
-
CNX
29h 45m
1 stop
Cathay Pacific Logo
10:30 am - 1:55 pm
CNX
-
ORD
39h 25m
1 stop
$1,073Cathay Pacific
Thu, Sep 10 - Thu, Oct 15
Multiple Airlines Logo
7:20 pm - 11:15 am
ORD
-
CNX
27h 55m
2 stops
Multiple Airlines Logo
8:00 pm - 4:50 pm
CNX
-
ORD
32h 50m
2 stops
$1,113Multiple Airlines
Sun, May 3 - Tue, May 12
EVA Air Logo
12:30 am - 10:25 am
ORD
-
CNX
21h 55m
1 stop
EVA Air Logo
11:35 am - 8:45 pm
CNX
-
ORD
21h 10m
1 stop
$1,140EVA Air
Sun, Oct 4 - Mon, Oct 12
EVA Air Logo
12:30 am - 10:25 am
ORD
-
CNX
21h 55m
1 stop
EVA Air Logo
11:50 am - 7:35 pm
CNX
-
ORD
20h 45m
1 stop
$1,142EVA Air
Tue, Sep 15 - Wed, Nov 11
Multiple Airlines Logo
7:20 pm - 11:15 am
ORD
-
CNX
27h 55m
2 stops
Multiple Airlines Logo
11:55 am - 3:05 pm
CNX
-
ORD
39h 10m
2 stops
$1,143Multiple Airlines
Thu, Sep 10 - Thu, Oct 15
Multiple Airlines Logo
7:20 pm - 9:20 am
ORD
-
CNX
26h 00m
2 stops
Multiple Airlines Logo
12:10 pm - 2:30 pm
CNX
-
ORD
39h 20m
2 stops
$1,144Multiple Airlines
Wed, Sep 16 - Wed, Nov 11
EVA Air Logo
12:30 am - 1:45 pm
ORD
-
CNX
25h 15m
2 stops
EVA Air Logo
11:35 am - 8:45 pm
CNX
-
ORD
21h 10m
1 stop
$1,155EVA Air
Sun, Oct 4 - Mon, Oct 12
EVA Air Logo
12:30 am - 10:25 am
ORD
-
CNX
21h 55m
1 stop
EVA Air Logo
12:10 pm - 7:35 pm
CNX
-
ORD
44h 25m
2 stops
$1,157EVA Air
Tue, Sep 15 - Wed, Nov 11
Multiple Airlines Logo
7:20 pm - 11:15 am
ORD
-
CNX
27h 55m
2 stops
Multiple Airlines Logo
8:00 pm - 4:50 pm
CNX
-
ORD
32h 50m
2 stops
$1,168Multiple Airlines
Tue, May 5 - Tue, May 12
EVA Air Logo
12:30 am - 1:45 pm
ORD
-
CNX
25h 15m
2 stops
EVA Air Logo
8:00 pm - 8:45 pm
CNX
-
ORD
36h 45m
2 stops
$1,170EVA Air
Sun, Oct 4 - Mon, Oct 12

Cathay Pacific flights from Chicago to Chiang Mai

Our best Cathay Pacific deals on Chicago to Chiang Mai flight tickets
Cathay Pacific
Sep 10
ORD4:00 pmChicago O'Hare Intl
29h 45m
1 stop
CNX9:45 amChiang Mai
Oct 15
CNX10:30 amChiang Mai
39h 25m
1 stop
ORD1:55 pmChicago O'Hare Intl
$1,073
Cathay Pacific
May 3
ORD4:15 pmChicago O'Hare Intl
29h 30m
1 stop
CNX9:45 amChiang Mai
May 12
CNX7:25 pmChiang Mai
30h 30m
1 stop
ORD1:55 pmChicago O'Hare Intl
$1,450
Cathay Pacific
May 1
ORD4:15 pmChicago O'Hare Intl
38h 55m
1 stop
CNX7:10 pmChiang Mai
Jun 1
CNX10:30 amChiang Mai
39h 25m
1 stop
ORD1:55 pmChicago O'Hare Intl
$1,575

EVA Air flights from Chicago to Chiang Mai

Our best EVA Air deals on Chicago to Chiang Mai flight tickets
EVA Air
Oct 4
ORD12:30 amChicago O'Hare Intl
21h 55m
1 stop
CNX10:25 amChiang Mai
Oct 12
CNX11:35 amChiang Mai
21h 10m
1 stop
ORD8:45 pmChicago O'Hare Intl
$1,140
EVA Air
Sep 15
ORD12:30 amChicago O'Hare Intl
21h 55m
1 stop
CNX10:25 amChiang Mai
Nov 11
CNX11:50 amChiang Mai
20h 45m
1 stop
ORD7:35 pmChicago O'Hare Intl
$1,142
EVA Air
Oct 4
ORD12:30 amChicago O'Hare Intl
25h 15m
2 stops
CNX1:45 pmChiang Mai
Oct 12
CNX11:35 amChiang Mai
21h 10m
1 stop
ORD8:45 pmChicago O'Hare Intl
$1,155

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 April 21, 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

Cheapest round-trip

ChicagoChiang Mai

ORD - CNX

ORDCNX

Chicago O'Hare Intl

Thu 9/10

4:00 pm-9:45 am

1 stop29h 45m

Chiang Mai

Thu 10/15

10:30 am-1:55 pm

1 stop39h 25m

$1,073

ChicagoChiang Mai

ORD - CNX

ORDCNX

Chicago O'Hare Intl

Sun 5/3

7:20 pm-11:15 am

2 stops27h 55m

Chiang Mai

Tue 5/12

8:00 pm-4:50 pm

2 stops32h 50m

$1,113

ChicagoChiang Mai

ORD - CNX

ORDCNX

Chicago O'Hare Intl

Sun 10/4

12:30 am-10:25 am

1 stop21h 55m

Chiang Mai

Mon 10/12

11:35 am-8:45 pm

1 stop21h 10m

$1,140
Quickest round-trip

ChicagoChiang Mai

ORD - CNX

ORDCNX

Chicago O'Hare Intl

Tue 9/15

12:30 am-10:25 am

1 stop21h 55m

Chiang Mai

Wed 11/11

11:50 am-7:35 pm

1 stop20h 45m

$1,142

ChicagoChiang Mai

ORD - CNX

ORDCNX

Chicago O'Hare Intl

Thu 9/10

7:20 pm-11:15 am

2 stops27h 55m

Chiang Mai

Thu 10/15

11:55 am-3:05 pm

2 stops39h 10m

$1,143

ChicagoChiang Mai

ORD - CNX

ORDCNX

Chicago O'Hare Intl

Wed 9/16

7:20 pm-9:20 am

2 stops26h 00m

Chiang Mai

Wed 11/11

12:10 pm-2:30 pm

2 stops39h 20m

$1,144

ChicagoChiang Mai

ORD - CNX

ORDCNX

Chicago O'Hare Intl

Sun 10/4

12:30 am-1:45 pm

2 stops25h 15m

Chiang Mai

Mon 10/12

11:35 am-8:45 pm

1 stop21h 10m

$1,155

ChicagoChiang Mai

ORD - CNX

ORDCNX

Chicago O'Hare Intl

Tue 9/15

12:30 am-10:25 am

1 stop21h 55m

Chiang Mai

Wed 11/11

12:10 pm-7:35 pm

2 stops44h 25m

$1,157

ChicagoChiang Mai

ORD - CNX

ORDCNX

Chicago O'Hare Intl

Tue 5/5

7:20 pm-11:15 am

2 stops27h 55m

Chiang Mai

Tue 5/12

8:00 pm-4:50 pm

2 stops32h 50m

$1,168

ChicagoChiang Mai

ORD - CNX

ORDCNX

Chicago O'Hare Intl

Sun 10/4

12:30 am-1:45 pm

2 stops25h 15m

Chiang Mai

Mon 10/12

8:00 pm-8:45 pm

2 stops36h 45m

$1,170

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 typical price of a round-trip flight between Chicago and Chiang Mai?

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

You could potentially save up to 52% 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

25h 15m

Direct flights

None
The fastest flight from Chicago to Chiang Mai takes 25h 15m
There are no direct flights from Chicago to Chiang Mai. There are no popular flight routes from Chicago to Chiang Mai.
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Frequently asked questions about flying from Chicago to Chiang Mai

  • How far is Chicago to Chiang Mai by plane?

    There are 8218.4 mi between Chicago and Chiang Mai. 25h 15m 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
1,282 reviews
Search Cathay Pacific flights
DeltaPriceFrom $849Free CancellationRating
7.9
8,431 reviews
Search Delta flights
EVA AirPriceFrom $919Free CancellationRating
8.5
1,422 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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