What is the cheapest airline that flies from Chiang Mai to Illinois?

Thai Airways, Korean Air, and Delta are the most popular carriers operating from Chiang Mai to Illinois

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

Prices for flights from Chiang Mai Airport to Illinois refresh daily.

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

The number of operators available for flights from Chiang Mai Airport to Illinois is 1 as of September 2026.

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

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Chiang Mai Airport to Illinois.

What documentation or ID do you need to fly to Illinois?

The travel and health documents you'll need for your trip to Illinois 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 Illinois. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$402 Cheap Flights from Chiang Mai to Illinois in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Chiang Mai to Illinois

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

11:55 am - 8:35 amCNX Chiang Mai-ORD Chicago O'Hare Intl

32h 40m2 stops Bangkok Suvarnabhumi Abu Dhabi Zayed Intl

1:10 pm - 9:25 amORD Chicago O'Hare Intl-CNX Chiang Mai

31h 15m2 stops Abu Dhabi Zayed Intl Bangkok Suvarnabhumi

$1,015Etihad Airways

Sun, Sep 27 - Sun, Nov 8

12:20 am - 8:30 amCNX Chiang Mai-ORD Chicago O'Hare Intl

21h 10m1 stop Incheon Intl

11:10 am - 10:45 pmORD Chicago O'Hare Intl-CNX Chiang Mai

22h 35m1 stop Incheon Intl

$1,025Korean Air

Wed, Nov 4 - Sat, Nov 7

7:10 am - 8:45 pmCNX Chiang Mai-ORD Chicago O'Hare Intl

49h 35m2 stops Bangkok Don Mueang Intl Taipei City Taiwan Taoyuan Intl

2:10 pm - 6:55 pmORD Chicago O'Hare Intl-CNX Chiang Mai

39h 45m1 stop Hong Kong Intl

$1,097Multiple Airlines

Wed, Sep 23 - Sun, Nov 8

7:10 am - 8:45 pmCNX Chiang Mai-ORD Chicago O'Hare Intl

49h 35m2 stops Bangkok Don Mueang Intl Taipei City Taiwan Taoyuan Intl

2:10 pm - 6:55 pmORD Chicago O'Hare Intl-CNX Chiang Mai

39h 45m1 stop Hong Kong Intl

$1,098Multiple Airlines

Thu, Sep 24 - Sun, Nov 8

10:55 pm - 8:45 pmCNX Chiang Mai-ORD Chicago O'Hare Intl

33h 50m2 stops Bangkok Don Mueang Intl Taipei City Taiwan Taoyuan Intl

2:10 pm - 6:55 pmORD Chicago O'Hare Intl-CNX Chiang Mai

39h 45m1 stop Hong Kong Intl

$1,103Multiple Airlines

Tue, Sep 22 - Sun, Nov 8

6:50 am - 8:45 pmCNX Chiang Mai-ORD Chicago O'Hare Intl

25h 55m2 stops Bangkok Don Mueang Intl Taipei City Taiwan Taoyuan Intl

2:10 pm - 6:55 pmORD Chicago O'Hare Intl-CNX Chiang Mai

39h 45m1 stop Hong Kong Intl

$1,103Multiple Airlines

Thu, Sep 24 - Sun, Nov 8

8:00 am - 8:45 pmCNX Chiang Mai-ORD Chicago O'Hare Intl

24h 45m2 stops Bangkok Suvarnabhumi Taipei City Taiwan Taoyuan Intl

2:10 pm - 6:55 pmORD Chicago O'Hare Intl-CNX Chiang Mai

39h 45m1 stop Hong Kong Intl

$1,106Multiple Airlines

Wed, Sep 23 - Sun, Nov 8

10:30 pm - 8:45 pmCNX Chiang Mai-ORD Chicago O'Hare Intl

34h 15m2 stops Bangkok Suvarnabhumi Taipei City Taiwan Taoyuan Intl

2:10 pm - 6:55 pmORD Chicago O'Hare Intl-CNX Chiang Mai

39h 45m1 stop Hong Kong Intl

$1,107Multiple Airlines

Tue, Sep 22 - Sun, Nov 8

11:35 am - 8:45 pmCNX Chiang Mai-ORD Chicago O'Hare Intl

21h 10m1 stop Taipei City Taiwan Taoyuan Intl

11:30 pm - 10:35 amORD Chicago O'Hare Intl-CNX Chiang Mai

22h 05m1 stop Taipei City Taiwan Taoyuan Intl

$1,301EVA Air

Tue, Oct 6 - Tue, Nov 3

11:35 am - 8:45 pmCNX Chiang Mai-ORD Chicago O'Hare Intl

21h 10m1 stop Taipei City Taiwan Taoyuan Intl

11:30 pm - 10:35 amORD Chicago O'Hare Intl-CNX Chiang Mai

22h 05m1 stop Taipei City Taiwan Taoyuan Intl

$1,301EVA Air

Tue, Sep 22 - Sun, Nov 8

Cheap last minute flights

Enter your travel dates to find the best prices.

6:50 am - 8:45 pmCNX Chiang Mai-ORD Chicago O'Hare Intl

25h 55m2 stops Bangkok Don Mueang Intl Taipei City Taiwan Taoyuan Intl

2:10 pm - 6:55 pmORD Chicago O'Hare Intl-CNX Chiang Mai

39h 45m1 stop Hong Kong Intl

$1,101Multiple Airlines

Fri, Sep 18 - Sun, Nov 8

10:35 pm - 8:45 pmCNX Chiang Mai-ORD Chicago O'Hare Intl

58h 10m2 stops Bangkok Don Mueang Intl Taipei City Taiwan Taoyuan Intl

2:10 pm - 6:55 pmORD Chicago O'Hare Intl-CNX Chiang Mai

39h 45m1 stop Hong Kong Intl

$1,108Multiple Airlines

Fri, Sep 18 - Sun, Nov 8

6:50 am - 8:45 pmCNX Chiang Mai-ORD Chicago O'Hare Intl

25h 55m2 stops Bangkok Don Mueang Intl Taipei City Taiwan Taoyuan Intl

2:10 pm - 6:55 pmORD Chicago O'Hare Intl-CNX Chiang Mai

39h 45m1 stop Hong Kong Intl

$1,110Multiple Airlines

Wed, Sep 16 - Sun, Nov 8

8:00 am - 8:45 pmCNX Chiang Mai-ORD Chicago O'Hare Intl

24h 45m2 stops Bangkok Suvarnabhumi Taipei City Taiwan Taoyuan Intl

2:10 pm - 6:55 pmORD Chicago O'Hare Intl-CNX Chiang Mai

39h 45m1 stop Hong Kong Intl

$1,112Multiple Airlines

Fri, Sep 18 - Sun, Nov 8

6:50 am - 8:45 pmCNX Chiang Mai-ORD Chicago O'Hare Intl

25h 55m2 stops Bangkok Don Mueang Intl Taipei City Taiwan Taoyuan Intl

2:10 pm - 6:55 pmORD Chicago O'Hare Intl-CNX Chiang Mai

39h 45m1 stop Hong Kong Intl

$1,112Multiple Airlines

Wed, Sep 16 - Sun, Nov 8

6:50 am - 8:45 pmCNX Chiang Mai-ORD Chicago O'Hare Intl

25h 55m2 stops Bangkok Don Mueang Intl Taipei City Taiwan Taoyuan Intl

2:10 pm - 6:55 pmORD Chicago O'Hare Intl-CNX Chiang Mai

39h 45m1 stop Hong Kong Intl

$1,112Multiple Airlines

Fri, Sep 18 - Sun, Nov 8

6:45 pm - 8:45 pmCNX Chiang Mai-ORD Chicago O'Hare Intl

38h 00m2 stops Bangkok Don Mueang Intl Taipei City Taiwan Taoyuan Intl

11:10 am - 10:45 pmORD Chicago O'Hare Intl-CNX Chiang Mai

22h 35m1 stop Incheon Intl

$1,115Multiple Airlines

Thu, Sep 17 - Wed, Nov 11

6:45 pm - 8:45 pmCNX Chiang Mai-ORD Chicago O'Hare Intl

38h 00m2 stops Bangkok Don Mueang Intl Taipei City Taiwan Taoyuan Intl

11:10 am - 10:45 pmORD Chicago O'Hare Intl-CNX Chiang Mai

22h 35m1 stop Incheon Intl

$1,115Multiple Airlines

Thu, Sep 17 - Mon, Nov 9

11:35 am - 8:45 pmCNX Chiang Mai-ORD Chicago O'Hare Intl

21h 10m1 stop Taipei City Taiwan Taoyuan Intl

11:30 pm - 10:35 amORD Chicago O'Hare Intl-CNX Chiang Mai

22h 05m1 stop Taipei City Taiwan Taoyuan Intl

$1,237EVA Air

Fri, Sep 18 - Sun, Nov 8

11:35 am - 8:45 pmCNX Chiang Mai-ORD Chicago O'Hare Intl

21h 10m1 stop Taipei City Taiwan Taoyuan Intl

11:30 pm - 10:35 amORD Chicago O'Hare Intl-CNX Chiang Mai

22h 05m1 stop Taipei City Taiwan Taoyuan Intl

$1,300EVA Air

Wed, Sep 16 - Sun, Nov 8

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Korean Air flights from Chiang Mai to Illinois

Our best Korean Air deals on Chiang Mai to Illinois flight tickets

Korean Air

Nov 4

CNX12:20 amChiang Mai

21h 10m

1 stop

ORD8:30 amChicago O'Hare Intl

Nov 7

ORD11:10 amChicago O'Hare Intl

22h 35m

1 stop

CNX10:45 pmChiang Mai

$1,025

Korean Air

Nov 4

CNX12:20 amChiang Mai

21h 10m

1 stop

ORD8:30 amChicago O'Hare Intl

Nov 7

ORD11:10 amChicago O'Hare Intl

22h 35m

1 stop

CNX10:45 pmChiang Mai

$1,205

Korean Air

Nov 4

CNX12:20 amChiang Mai

21h 10m

1 stop

ORD8:30 amChicago O'Hare Intl

Nov 7

ORD11:10 amChicago O'Hare Intl

22h 35m

1 stop

CNX10:45 pmChiang Mai

$1,265

Etihad Airways flights from Chiang Mai to Illinois

Our best Etihad Airways deals on Chiang Mai to Illinois flight tickets

Etihad Airways

Sep 20

CNX10:10 amChiang Mai

34h 25m

2 stops

ORD8:35 amChicago O'Hare Intl

Nov 8

ORD1:10 pmChicago O'Hare Intl

31h 15m

2 stops

CNX9:25 amChiang Mai

$1,014

Etihad Airways

Sep 27

CNX11:55 amChiang Mai

32h 40m

2 stops

ORD8:35 amChicago O'Hare Intl

Nov 8

ORD1:10 pmChicago O'Hare Intl

31h 15m

2 stops

CNX9:25 amChiang Mai

$1,015

Etihad Airways

Sep 19

CNX8:00 pmChiang Mai

31h 40m

2 stops

ORD3:40 pmChicago O'Hare Intl

Nov 8

ORD1:10 pmChicago O'Hare Intl

31h 15m

2 stops

CNX9:25 amChiang Mai

$1,046

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Chiang MaiChicago

CNX Chiang Mai - ORD Chicago O'Hare Intl

CNXORD

Chiang Mai

Sun 9/27

11:55 am-8:35 am

2 stops32h 40m

Chicago O'Hare Intl

Sun 11/8

1:10 pm-9:25 am

2 stops31h 15m

$1,015

Chiang MaiChicago

CNX Chiang Mai - ORD Chicago O'Hare Intl

CNXORD

Chiang Mai

Wed 11/4

12:20 am-8:30 am

1 stop21h 10m

Chicago O'Hare Intl

Sat 11/7

11:10 am-10:45 pm

1 stop22h 35m

$1,025

Chiang MaiChicago

CNX Chiang Mai - ORD Chicago O'Hare Intl

CNXORD

Chiang Mai

Wed 9/23

7:10 am-8:45 pm

2 stops49h 35m

Chicago O'Hare Intl

Sun 11/8

2:10 pm-6:55 pm

1 stop39h 45m

$1,097

Chiang MaiChicago

CNX Chiang Mai - ORD Chicago O'Hare Intl

CNXORD

Chiang Mai

Thu 9/24

7:10 am-8:45 pm

2 stops49h 35m

Chicago O'Hare Intl

Sun 11/8

2:10 pm-6:55 pm

1 stop39h 45m

$1,098

Chiang MaiChicago

CNX Chiang Mai - ORD Chicago O'Hare Intl

CNXORD

Chiang Mai

Tue 9/22

10:55 pm-8:45 pm

2 stops33h 50m

Chicago O'Hare Intl

Sun 11/8

2:10 pm-6:55 pm

1 stop39h 45m

$1,103

Chiang MaiChicago

CNX Chiang Mai - ORD Chicago O'Hare Intl

CNXORD

Chiang Mai

Thu 9/24

6:50 am-8:45 pm

2 stops25h 55m

Chicago O'Hare Intl

Sun 11/8

2:10 pm-6:55 pm

1 stop39h 45m

$1,103

Chiang MaiChicago

CNX Chiang Mai - ORD Chicago O'Hare Intl

CNXORD

Chiang Mai

Wed 9/23

8:00 am-8:45 pm

2 stops24h 45m

Chicago O'Hare Intl

Sun 11/8

2:10 pm-6:55 pm

1 stop39h 45m

$1,106

Chiang MaiChicago

CNX Chiang Mai - ORD Chicago O'Hare Intl

CNXORD

Chiang Mai

Tue 9/22

10:30 pm-8:45 pm

2 stops34h 15m

Chicago O'Hare Intl

Sun 11/8

2:10 pm-6:55 pm

1 stop39h 45m

$1,107

Quickest round-trip

Chiang MaiChicago

CNX Chiang Mai - ORD Chicago O'Hare Intl

CNXORD

Chiang Mai

Tue 10/6

11:35 am-8:45 pm

1 stop21h 10m

Chicago O'Hare Intl

Tue 11/3

11:30 pm-10:35 am

1 stop22h 05m

$1,301

Chiang MaiChicago

CNX Chiang Mai - ORD Chicago O'Hare Intl

CNXORD

Chiang Mai

Tue 9/22

11:35 am-8:45 pm

1 stop21h 10m

Chicago O'Hare Intl

Sun 11/8

11:30 pm-10:35 am

1 stop22h 05m

$1,301

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

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

Prices

Airlines

What is the cheapest month to fly to Illinois?

The cheapest month to fly to Illinois from Chiang Mai is in June. Flight prices, which tend to average around $0, are often lower during this time because this is during the off-season. If you aren’t able to travel to Illinois during the month of June, then flying in January is also cheap. Prices for this month can be found on momondo for an average of $0.

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

You could potentially save up to 19% on your flight if you consider stops on a Chiang Mai to Illinois flight.

Cheap Chiang Mai to Illinois flight deals and tips

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

Best Price Found	$402
Fastest flight time	25h 55m
Direct flights	None

The best one-way flight to Illinois from Chiang Mai in the past 72 hours is $402. The best round-trip flight deal from Chiang Mai to Illinois found on momondo in the last 72 hours is $1,015.

The fastest flight from Chiang Mai to Illinois takes 25h 55m

There are no direct flights from Chiang Mai to Illinois. There are no popular flight routes from Chiang Mai to Illinois.

Search flight deals

Frequently asked questions about flying from Chiang Mai to Illinois

When did momondo last update prices for flights from Chiang Mai Airport to Illinois?
Prices for flights from Chiang Mai Airport to Illinois refresh daily.
How many operators does momondo search for flights from Chiang Mai Airport to Illinois?
The number of operators available for flights from Chiang Mai Airport to Illinois is 1 as of September 2026.
How old do you have to be to fly from Chiang Mai Airport to Illinois?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Chiang Mai Airport to Illinois.
What documentation or ID do you need to fly to Illinois?
The travel and health documents you'll need for your trip to Illinois 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 Illinois. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Chiang Mai to Illinois

Compare and see reviews for airlines that fly from Chiang Mai to Illinois with momondo

Airline	Rating	Free Cancellation	Price
EVA Air	PriceFrom $993	Free Cancellation	Rating 8.5 1,524 reviews		Search EVA Air flights

Why use momondo?

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

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 Chiang Mai to Illinois for you.

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

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

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

momondo helps you find the best flight between Chiang Mai and Illinois by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Of course. momondo tracks the price of Chiang Mai to Illinois flights. All you need is a valid email address and we will do the rest; it is that quick and easy.