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Cheap flights from Illinois to Chiang Mai from $574

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Illinois to Chiang Mai departing on 9/15. 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
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Illinois to Chiang Mai

Cheap round-trip flights

Enter your travel dates to find the best prices.
Korean Air Logo
11:15 am - 10:55 pm
ORD
-
CNX
22h 40m
1 stop
Korean Air Logo
12:15 am - 8:30 am
CNX
-
ORD
21h 15m
1 stop
$915Korean Air
Wed, Nov 11 - Tue, Nov 17
Cathay Pacific Logo
4:00 pm - 6:40 pm
ORD
-
CNX
38h 40m
1 stop
Cathay Pacific Logo
7:25 pm - 1:55 pm
CNX
-
ORD
30h 30m
1 stop
$918Cathay Pacific
Tue, Sep 15 - Sun, Sep 20
Cathay Pacific Logo
4:15 pm - 6:40 pm
ORD
-
CNX
38h 25m
1 stop
Cathay Pacific Logo
7:25 pm - 1:55 pm
CNX
-
ORD
30h 30m
1 stop
$928Cathay Pacific
Wed, Oct 7 - Wed, Oct 14
Korean Air Logo
11:15 am - 10:55 pm
ORD
-
CNX
22h 40m
1 stop
Korean Air Logo
12:15 am - 8:30 am
CNX
-
ORD
21h 15m
1 stop
$935Korean Air
Wed, Nov 11 - Tue, Nov 17
Delta Logo
7:05 am - 10:55 pm
ORD
-
CNX
26h 50m
2 stops
Delta Logo
12:15 am - 12:37 pm
CNX
-
ORD
25h 22m
2 stops
$946Delta
Wed, Nov 11 - Tue, Nov 17
Etihad Airways Logo
2:00 pm - 11:15 am
ORD
-
CNX
33h 15m
2 stops
Etihad Airways Logo
10:10 am - 8:35 am
CNX
-
ORD
34h 25m
2 stops
$964Etihad Airways
Tue, Sep 1 - Tue, Sep 29
Etihad Airways Logo
2:00 pm - 9:20 am
ORD
-
CNX
31h 20m
2 stops
Etihad Airways Logo
2:35 pm - 8:35 am
CNX
-
ORD
54h 00m
2 stops
$965Etihad Airways
Tue, Sep 15 - Fri, Sep 18
Multiple Airlines Logo
4:25 pm - 9:25 am
ORD
-
CNX
28h 00m
2 stops
Multiple Airlines Logo
10:10 am - 7:20 am
CNX
-
ORD
34h 10m
2 stops
$967Multiple Airlines
Wed, Nov 11 - Wed, Nov 18
Multiple Airlines Logo
10:30 am - 9:25 am
ORD
-
CNX
33h 55m
2 stops
Multiple Airlines Logo
10:10 am - 7:20 am
CNX
-
ORD
34h 10m
2 stops
$970Multiple Airlines
Wed, Nov 11 - Wed, Nov 18
Delta Logo
6:00 am - 10:55 pm
MDW
-
CNX
27h 55m
2 stops
Delta Logo
12:15 am - 11:56 am
CNX
-
MDW
24h 41m
2 stops
$995Delta
Thu, Nov 12 - Tue, Nov 17

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Etihad Airways flights from Illinois to Chiang Mai

Our best Etihad Airways deals on Illinois to Chiang Mai flight tickets
Etihad Airways
Sep 1
ORD2:00 pmChicago O'Hare Intl
33h 15m
2 stops
CNX11:15 amChiang Mai
Sep 29
CNX10:10 amChiang Mai
34h 25m
2 stops
ORD8:35 amChicago O'Hare Intl
$964
Etihad Airways
Sep 15
ORD2:00 pmChicago O'Hare Intl
31h 20m
2 stops
CNX9:20 amChiang Mai
Sep 18
CNX2:35 pmChiang Mai
54h 00m
2 stops
ORD8:35 amChicago O'Hare Intl
$965
Etihad Airways
Nov 12
ORD8:20 pmChicago O'Hare Intl
33h 40m
2 stops
CNX7:00 pmChiang Mai
Nov 18
CNX12:10 pmChiang Mai
32h 45m
2 stops
ORD7:55 amChicago O'Hare Intl
$968

EVA Air flights from Illinois to Chiang Mai

Our best EVA Air deals on Illinois to Chiang Mai flight tickets
EVA Air
Aug 31
ORD12:30 amChicago O'Hare Intl
21h 55m
1 stop
CNX10:25 amChiang Mai
Sep 29
CNX11:35 amChiang Mai
21h 10m
1 stop
ORD8:45 pmChicago O'Hare Intl
$1,087
EVA Air
Sep 14
ORD12:30 amChicago O'Hare Intl
21h 55m
1 stop
CNX10:25 amChiang Mai
Sep 22
CNX8:00 pmChiang Mai
36h 45m
2 stops
ORD8:45 pmChicago O'Hare Intl
$1,136
EVA Air
Jul 8
STL7:56 pmLambert-St Louis
26h 29m
2 stops
CNX10:25 amChiang Mai
Jul 22
CNX11:35 amChiang Mai
38h 17m
2 stops
STL1:52 pmLambert-St Louis
$2,274

momondo Fare Finder

 
Customize your flight search to find flights from Illinois 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 June 21, 2026.
Use the filters below to find and compare flights from Illinois to Chiang Mai that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

ChicagoChiang Mai

ORD - CNX

ORDCNX

Chicago O'Hare Intl

Wed 11/11

11:15 am-10:55 pm

1 stop22h 40m

Chiang Mai

Tue 11/17

12:15 am-8:30 am

1 stop21h 15m

$915

ChicagoChiang Mai

ORD - CNX

ORDCNX

Chicago O'Hare Intl

Tue 9/15

4:00 pm-6:40 pm

1 stop38h 40m

Chiang Mai

Sun 9/20

7:25 pm-1:55 pm

1 stop30h 30m

$918

ChicagoChiang Mai

ORD - CNX

ORDCNX

Chicago O'Hare Intl

Wed 10/7

4:15 pm-6:40 pm

1 stop38h 25m

Chiang Mai

Wed 10/14

7:25 pm-1:55 pm

1 stop30h 30m

$928

ChicagoChiang Mai

ORD - CNX

ORDCNX

Chicago O'Hare Intl

Wed 11/11

11:15 am-10:55 pm

1 stop22h 40m

Chiang Mai

Tue 11/17

12:15 am-8:30 am

1 stop21h 15m

$935

ChicagoChiang Mai

ORD - CNX

ORDCNX

Chicago O'Hare Intl

Wed 11/11

7:05 am-10:55 pm

2 stops26h 50m

Chiang Mai

Tue 11/17

12:15 am-12:37 pm

2 stops25h 22m

$946

ChicagoChiang Mai

ORD - CNX

ORDCNX

Chicago O'Hare Intl

Tue 9/1

2:00 pm-11:15 am

2 stops33h 15m

Chiang Mai

Tue 9/29

10:10 am-8:35 am

2 stops34h 25m

$964

ChicagoChiang Mai

ORD - CNX

ORDCNX

Chicago O'Hare Intl

Tue 9/15

2:00 pm-9:20 am

2 stops31h 20m

Chiang Mai

Fri 9/18

2:35 pm-8:35 am

2 stops54h 00m

$965

ChicagoChiang Mai

ORD - CNX

ORDCNX

Chicago O'Hare Intl

Wed 11/11

4:25 pm-9:25 am

2 stops28h 00m

Chiang Mai

Wed 11/18

10:10 am-7:20 am

2 stops34h 10m

$967

ChicagoChiang Mai

ORD - CNX

ORDCNX

Chicago O'Hare Intl

Wed 11/11

10:30 am-9:25 am

2 stops33h 55m

Chiang Mai

Wed 11/18

10:10 am-7:20 am

2 stops34h 10m

$970

ChicagoChiang Mai

MDW - CNX

MDWCNX

Chicago Midway

Thu 11/12

6:00 am-10:55 pm

2 stops27h 55m

Chiang Mai

Tue 11/17

12:15 am-11:56 am

2 stops24h 41m

$995

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 Illinois 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 March to fly from Illinois, when ticket prices are also cheap, with an average price of $755.

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

You could potentially save up to 34% on your flight if you consider stops on a Illinois to Chiang Mai flight.

Cheap Illinois to Chiang Mai flight deals and tips

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

Fastest flight time

20h 45m

Direct flights

None
The fastest flight from Illinois to Chiang Mai takes 20h 45m
There are no direct flights from Illinois to Chiang Mai. There are no popular flight routes from Illinois to Chiang Mai.
Search flight deals

Frequently asked questions about flying from Illinois to Chiang Mai

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

    Prices for flights from Illinois to Chiang Mai Airport are refreshed on a daily basis.

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

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Illinois to Chiang Mai Airport.

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

    The travel and health documents you'll need for your trip to Chiang Mai Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Chiang Mai Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Illinois to Chiang Mai

Compare and see reviews for airlines that fly from Illinois to Chiang Mai with momondo
Airline
Rating
Free Cancellation
Price
EVA AirPriceFrom $902Free CancellationRating
8.5
1,478 reviews
Search EVA Air flights

Why use momondo?

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

Finding the right flight to Chiang Mai from Illinois is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Chiang Mai quick and easy, saving you time and money.

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

Yes. momondo allows you to filter the results for Illinois to Chiang Mai flights to just show those with flexible booking policies.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Illinois to Chiang Mai.

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

Yes. momondo can track prices for Illinois to Chiang Mai flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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