Latest deals
Insights
FAQs
Reviews
Price Alerts

Cheap flights from Illinois to Chiang Mai from $584

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 3/27. 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

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Illinois to Chiang Mai

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
8:42 pm - 10:20 am
ORD
-
CNX
25h 38m
2 stops
Multiple Airlines Logo
11:20 am - 7:00 am
CNX
-
ORD
31h 40m
2 stops
$908Multiple Airlines
Tue, Sep 1 - Tue, Sep 22
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
$913EVA Air
Mon, Aug 31 - Tue, Sep 22
Etihad Airways Logo
2:00 pm - 6:25 am
ORD
-
CNX
28h 25m
1 stop
Etihad Airways Logo
9:30 am - 8:35 am
CNX
-
ORD
35h 05m
1 stop
$917Etihad Airways
Tue, Apr 21 - Tue, May 5
Etihad Airways Logo
2:00 pm - 6:25 am
ORD
-
CNX
28h 25m
1 stop
Etihad Airways Logo
9:30 am - 8:35 am
CNX
-
ORD
35h 05m
1 stop
$944Etihad Airways
Sun, Apr 19 - Tue, May 5
Multiple Airlines Logo
8:42 pm - 10:20 am
ORD
-
CNX
25h 38m
2 stops
Multiple Airlines Logo
11:20 am - 7:00 am
CNX
-
ORD
31h 40m
2 stops
$946Multiple Airlines
Sun, Sep 13 - Sun, Sep 27
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
$951EVA Air
Fri, Sep 18 - Wed, Sep 30
EVA Air Logo
12:30 am - 10:25 am
ORD
-
CNX
21h 55m
1 stop
EVA Air Logo
7:45 pm - 7:35 pm
CNX
-
ORD
36h 50m
2 stops
$957EVA Air
Mon, Aug 10 - Tue, Nov 17
Etihad Airways Logo
2:00 pm - 6:25 am
ORD
-
CNX
28h 25m
1 stop
Etihad Airways Logo
9:30 am - 8:35 am
CNX
-
ORD
35h 05m
1 stop
$959Etihad Airways
Wed, Apr 22 - Tue, May 5
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
$965EVA Air
Wed, Sep 9 - Mon, Sep 14
Multiple Airlines Logo
7:32 pm - 10:20 am
STL
-
CNX
26h 48m
2 stops
Multiple Airlines Logo
11:20 am - 11:59 pm
CNX
-
STL
48h 39m
2 stops
$984Multiple Airlines
Tue, Sep 1 - Mon, Sep 21

Qatar Airways flights from Illinois to Chiang Mai

Our best Qatar Airways deals on Illinois to Chiang Mai flight tickets
Qatar Airways
May 7
ORD7:20 pmChicago O'Hare Intl
35h 50m
2 stops
CNX7:10 pmChiang Mai
May 14
CNX8:00 pmChiang Mai
31h 05m
2 stops
ORD3:05 pmChicago O'Hare Intl
$1,086
Qatar Airways
Apr 23
ORD7:20 pmChicago O'Hare Intl
27h 55m
2 stops
CNX11:15 amChiang Mai
May 7
CNX8:00 pmChiang Mai
31h 05m
2 stops
ORD3:05 pmChicago O'Hare Intl
$1,117
Qatar Airways
Sep 1
STL4:18 pmLambert-St Louis
30h 57m
3 stops
CNX11:15 amChiang Mai
Sep 21
CNX8:00 pmChiang Mai
39h 20m
3 stops
STL11:20 pmLambert-St Louis
$1,427

Etihad Airways flights from Illinois to Chiang Mai

Our best Etihad Airways deals on Illinois to Chiang Mai flight tickets
Etihad Airways
Apr 21
ORD2:00 pmChicago O'Hare Intl
28h 25m
1 stop
CNX6:25 amChiang Mai
May 5
CNX9:30 amChiang Mai
35h 05m
1 stop
ORD8:35 amChicago O'Hare Intl
$917
Etihad Airways
May 3
ORD2:00 pmChicago O'Hare Intl
28h 25m
1 stop
CNX6:25 amChiang Mai
May 19
CNX9:30 amChiang Mai
35h 05m
1 stop
ORD8:35 amChicago O'Hare Intl
$933
Etihad Airways
Apr 19
ORD2:00 pmChicago O'Hare Intl
28h 25m
1 stop
CNX6:25 amChiang Mai
May 5
CNX9:30 amChiang Mai
35h 05m
1 stop
ORD8:35 amChicago O'Hare Intl
$944

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 March 24, 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

ChicagoChiang Mai

ORD - CNX

ORDCNX

Chicago O'Hare Intl

Tue 9/1

8:42 pm-10:20 am

2 stops25h 38m

Chiang Mai

Tue 9/22

11:20 am-7:00 am

2 stops31h 40m

$908
Quickest round-trip

ChicagoChiang Mai

ORD - CNX

ORDCNX

Chicago O'Hare Intl

Mon 8/31

12:30 am-10:25 am

1 stop21h 55m

Chiang Mai

Tue 9/22

11:35 am-8:45 pm

1 stop21h 10m

$913

ChicagoChiang Mai

ORD - CNX

ORDCNX

Chicago O'Hare Intl

Tue 4/21

2:00 pm-6:25 am

1 stop28h 25m

Chiang Mai

Tue 5/5

9:30 am-8:35 am

1 stop35h 05m

$917

ChicagoChiang Mai

ORD - CNX

ORDCNX

Chicago O'Hare Intl

Sun 4/19

2:00 pm-6:25 am

1 stop28h 25m

Chiang Mai

Tue 5/5

9:30 am-8:35 am

1 stop35h 05m

$944

ChicagoChiang Mai

ORD - CNX

ORDCNX

Chicago O'Hare Intl

Sun 9/13

8:42 pm-10:20 am

2 stops25h 38m

Chiang Mai

Sun 9/27

11:20 am-7:00 am

2 stops31h 40m

$946

ChicagoChiang Mai

ORD - CNX

ORDCNX

Chicago O'Hare Intl

Fri 9/18

12:30 am-10:25 am

1 stop21h 55m

Chiang Mai

Wed 9/30

11:35 am-8:45 pm

1 stop21h 10m

$951

ChicagoChiang Mai

ORD - CNX

ORDCNX

Chicago O'Hare Intl

Mon 8/10

12:30 am-10:25 am

1 stop21h 55m

Chiang Mai

Tue 11/17

7:45 pm-7:35 pm

2 stops36h 50m

$957

ChicagoChiang Mai

ORD - CNX

ORDCNX

Chicago O'Hare Intl

Wed 4/22

2:00 pm-6:25 am

1 stop28h 25m

Chiang Mai

Tue 5/5

9:30 am-8:35 am

1 stop35h 05m

$959

ChicagoChiang Mai

ORD - CNX

ORDCNX

Chicago O'Hare Intl

Wed 9/9

12:30 am-10:25 am

1 stop21h 55m

Chiang Mai

Mon 9/14

11:35 am-8:45 pm

1 stop21h 10m

$965

St. LouisChiang Mai

STL - CNX

STLCNX

Lambert-St Louis

Tue 9/1

7:32 pm-10:20 am

2 stops26h 48m

Chiang Mai

Mon 9/21

11:20 am-11:59 pm

2 stops48h 39m

$984

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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

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

You could potentially save up to 45% 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

25h 00m

Direct flights

None
The fastest flight from Illinois to Chiang Mai takes 25h 00m
There are no direct flights from Illinois to Chiang Mai. There are no popular flight routes from Illinois to Chiang Mai.
Search flight deals

  • 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
Korean AirPriceFrom $551Free CancellationRating
8.4
1,202 reviews
Search Korean Air flights
Cathay PacificPriceFrom $737Free CancellationRating
7.6
1,228 reviews
Search Cathay Pacific flights
DeltaPriceFrom $849Free CancellationRating
7.9
8,319 reviews
Search Delta flights
EVA AirPriceFrom $918Free CancellationRating
8.4
1,387 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.

An easier way to manage your Chiang Mai trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Thu 4/23
Thu 4/30
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Thailand