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Cheap flights from Chicago to Chiang Mai from $730

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 12/6. 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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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
2:35 pm - 6:50 pmORD-CNX
39h 15m1 stop
Cathay Pacific Logo
10:35 am - 1:55 pmCNX-ORD
39h 20m1 stop
$738Cathay Pacific
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Wed, Feb 18 - Wed, Mar 11
Cathay Pacific Logo
2:35 pm - 9:50 amORD-CNX
30h 15m1 stop
Cathay Pacific Logo
7:40 pm - 12:55 pmCNX-ORD
30h 15m1 stop
$788Cathay Pacific
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Wed, Feb 4 - Fri, Feb 20
Multiple Airlines Logo
4:25 pm - 11:20 amORD-CNX
29h 55m2 stops
Multiple Airlines Logo
9:40 pm - 1:50 pmCNX-ORD
29h 10m2 stops
$874Multiple Airlines
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Mon, Jan 26 - Wed, Feb 4
Etihad Airways Logo
1:10 pm - 6:05 amORD-CNX
27h 55m1 stop
Etihad Airways Logo
8:50 am - 7:35 amCNX-ORD
35h 45m1 stop
$916Etihad Airways
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Thu, Jan 22 - Tue, Feb 3
Multiple Airlines Logo
4:25 pm - 9:25 amORD-CNX
28h 00m2 stops
Multiple Airlines Logo
10:10 am - 7:20 amCNX-ORD
34h 10m2 stops
$921Multiple Airlines
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Wed, Jan 28 - Thu, Feb 5
EVA Air Logo
11:30 pm - 9:00 pmORD-CNX
32h 30m2 stops
EVA Air Logo
11:50 am - 8:35 pmCNX-ORD
20h 45m1 stop
$938EVA Air
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Wed, Feb 18 - Wed, Mar 11
EVA Air Logo
11:30 pm - 9:00 pmORD-CNX
32h 30m2 stops
EVA Air Logo
11:50 am - 8:35 pmCNX-ORD
20h 45m1 stop
$939EVA Air
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Wed, Feb 18 - Wed, Mar 11
Etihad Airways Logo
1:10 pm - 6:05 amORD-CNX
27h 55m1 stop
Etihad Airways Logo
8:50 am - 7:35 amCNX-ORD
35h 45m1 stop
$942Etihad Airways
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Tue, Jan 27 - Thu, Feb 5
Delta Logo
6:00 am - 10:55 pmMDW-CNX
27h 55m2 stops
Delta Logo
12:15 am - 10:29 pmCNX-MDW
34h 14m2 stops
$1,128Delta
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Wed, Feb 18 - Tue, Mar 10
Delta Logo
6:00 am - 10:55 pmMDW-CNX
27h 55m2 stops
Delta Logo
12:15 am - 5:45 pmCNX-MDW
30h 30m2 stops
$1,195Delta
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Thu, Feb 19 - Wed, Feb 25

Etihad Airways flights from Chicago to Chiang Mai

Our best Etihad Airways deals on Chicago to Chiang Mai flight tickets
Etihad Airways
Jan 22
ORD1:10 pmChicago O'Hare Intl
27h 55m
1 stop
CNX6:05 amChiang Mai
Feb 3
CNX8:50 amChiang Mai
35h 45m
1 stop
ORD7:35 amChicago O'Hare Intl
$916
Find similar
Etihad Airways
Jan 27
ORD1:10 pmChicago O'Hare Intl
27h 55m
1 stop
CNX6:05 amChiang Mai
Feb 5
CNX8:50 amChiang Mai
35h 45m
1 stop
ORD7:35 amChicago O'Hare Intl
$942
Find similar
Etihad Airways
Feb 17
ORD1:10 pmChicago O'Hare Intl
27h 55m
1 stop
CNX6:05 amChiang Mai
Feb 26
CNX8:50 amChiang Mai
35h 45m
1 stop
ORD7:35 amChicago O'Hare Intl
$946
Find similar

EVA Air flights from Chicago to Chiang Mai

Our best EVA Air deals on Chicago to Chiang Mai flight tickets
EVA Air
Feb 18
ORD11:30 pmChicago O'Hare Intl
32h 30m
2 stops
CNX9:00 pmChiang Mai
Mar 11
CNX11:50 amChiang Mai
20h 45m
1 stop
ORD8:35 pmChicago O'Hare Intl
$938
Find similar
EVA Air
Feb 18
ORD11:30 pmChicago O'Hare Intl
32h 30m
2 stops
CNX9:00 pmChiang Mai
Mar 11
CNX11:50 amChiang Mai
20h 45m
1 stop
ORD8:35 pmChicago O'Hare Intl
$939
Find similar
EVA Air
Feb 18
ORD11:30 pmChicago O'Hare Intl
32h 30m
2 stops
CNX9:00 pmChiang Mai
Mar 11
CNX7:45 pmChiang Mai
36h 50m
2 stops
ORD8:35 pmChicago O'Hare Intl
$975
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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 November 26, 2025.
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

Wed 2/18

2:35 pm-6:50 pm

1 stop39h 15m

Chiang Mai

Wed 3/11

10:35 am-1:55 pm

1 stop39h 20m

$738

ChicagoChiang Mai

ORD - CNX

ORDCNX

Chicago O'Hare Intl

Wed 2/4

2:35 pm-9:50 am

1 stop30h 15m

Chiang Mai

Fri 2/20

7:40 pm-12:55 pm

1 stop30h 15m

$788

ChicagoChiang Mai

ORD - CNX

ORDCNX

Chicago O'Hare Intl

Mon 1/26

4:25 pm-11:20 am

2 stops29h 55m

Chiang Mai

Wed 2/4

9:40 pm-1:50 pm

2 stops29h 10m

$874

ChicagoChiang Mai

ORD - CNX

ORDCNX

Chicago O'Hare Intl

Thu 1/22

1:10 pm-6:05 am

1 stop27h 55m

Chiang Mai

Tue 2/3

8:50 am-7:35 am

1 stop35h 45m

$916

ChicagoChiang Mai

ORD - CNX

ORDCNX

Chicago O'Hare Intl

Wed 1/28

4:25 pm-9:25 am

2 stops28h 00m

Chiang Mai

Thu 2/5

10:10 am-7:20 am

2 stops34h 10m

$921

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

11:50 am-8:35 pm

1 stop20h 45m

$938

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

11:50 am-8:35 pm

1 stop20h 45m

$939

ChicagoChiang Mai

ORD - CNX

ORDCNX

Chicago O'Hare Intl

Tue 1/27

1:10 pm-6:05 am

1 stop27h 55m

Chiang Mai

Thu 2/5

8:50 am-7:35 am

1 stop35h 45m

$942

ChicagoChiang Mai

MDW - CNX

MDWCNX

Chicago Midway

Wed 2/18

6:00 am-10:55 pm

2 stops27h 55m

Chiang Mai

Tue 3/10

12:15 am-10:29 pm

2 stops34h 14m

$1,128

ChicagoChiang Mai

MDW - CNX

MDWCNX

Chicago Midway

Thu 2/19

6:00 am-10:55 pm

2 stops27h 55m

Chiang Mai

Wed 2/25

12:15 am-5:45 pm

2 stops30h 30m

$1,195

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 19 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 September, then you should wait until April to fly from Chicago, when ticket prices are also cheap, with an average price of $988.

What is the cheapest day to depart on your flight to Chiang Mai?

The cheapest day to depart from Chicago to Chiang Mai is on a Tuesday. Travelers who choose to depart for Chiang Mai on a Tuesday will often find tickets for as low as $1,108. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Chicago to Chiang Mai for around $1,515.

What is the cheapest time of day to depart on your flight to Chiang Mai?

Flying to Chiang Mai from Chicago in the evening is the least expensive time of day to depart. momondo users have found prices as low as $1,231 when looking at flights departing in the evening. Flights to Chiang Mai are more costly in the morning, with an average ticket price of $1,392. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

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 $1,303 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 $979 on momondo.

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

You could potentially save up to 58% 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

22h 05m

Direct flights

None
The fastest flight from Chicago to Chiang Mai takes 22h 05m
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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  • How far is Chicago to Chiang Mai by plane?

    There are 8218.4 mi between Chicago and Chiang Mai. 22h 05m 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 $805Free CancellationRating
7.6
1,072 reviews
Search Cathay Pacific flights
DeltaPriceFrom $849Free CancellationRating
7.9
8,004 reviews
Search Delta flights
Korean AirPriceFrom $965Free CancellationRating
8.4
1,172 reviews
Search Korean Air flights
EVA AirPriceFrom $974Free CancellationRating
8.4
1,284 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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