What airlines fly to Thailand?

EVA Air, Cathay Pacific and Korean Air are the top three most popular airlines that fly to Thailand from Chicago according to our data. EVA Air is the first choice among our users, with 37% of people opting to fly with this airline when traveling to Thailand. Keep in mind that there are 17 different airlines that fly to Thailand on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Chicago to Thailand?

Etihad Airways, Cathay Pacific, and United Airlines are the most popular carriers operating from Chicago to Thailand

When did momondo last update prices for flights from Chicago to Thailand?

Prices for flights from Chicago to Thailand are refreshed on a daily basis.

How many operators does momondo search for flights from Chicago to Thailand?

As of August 2026, there are 17 operators available to choose from for flights from Chicago to Thailand.

How old do you have to be to fly from Chicago to Thailand?

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 Chicago to Thailand.

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

The travel and health documents required for your trip to Thailand can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Thailand. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$376 Cheap Flights from Chicago to Thailand in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Chicago to Thailand

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

4:15 pm - 12:45 pmORD Chicago O'Hare Intl-USM Ko Samui

32h 30m2 stops Hong Kong Intl Bangkok Suvarnabhumi

9:15 am - 1:55 pmUSM Ko Samui-ORD Chicago O'Hare Intl

40h 40m2 stops Bangkok Suvarnabhumi Hong Kong Intl

$847Multiple Airlines

Mon, Sep 28 - Mon, Oct 5

4:15 pm - 12:45 pmORD Chicago O'Hare Intl-USM Ko Samui

32h 30m2 stops Hong Kong Intl Bangkok Suvarnabhumi

9:15 am - 1:55 pmUSM Ko Samui-ORD Chicago O'Hare Intl

40h 40m2 stops Bangkok Suvarnabhumi Hong Kong Intl

$850Multiple Airlines

Mon, Sep 28 - Mon, Oct 5

4:00 pm - 7:40 pmORD Chicago O'Hare Intl-USM Ko Samui

39h 40m1 stop Hong Kong Intl

11:55 am - 1:55 pmUSM Ko Samui-ORD Chicago O'Hare Intl

38h 00m1 stop Hong Kong Intl

$851Cathay Pacific

Tue, Sep 8 - Wed, Sep 16

11:05 am - 5:05 amORD Chicago O'Hare Intl-BKK Bangkok Suvarnabhumi

30h 00m2 stops Montreal Pierre Elliott Trudeau Intl Vancouver Intl

7:05 am - 8:12 pmBKK Bangkok Suvarnabhumi-ORD Chicago O'Hare Intl

25h 07m2 stops Vancouver Intl Montreal Pierre Elliott Trudeau Intl

$854Air Canada

Mon, Sep 14 - Mon, Sep 21

8:44 am - 5:05 amORD Chicago O'Hare Intl-BKK Bangkok Suvarnabhumi

32h 21m2 stops Calgary Vancouver Intl

7:05 am - 2:43 pmBKK Bangkok Suvarnabhumi-ORD Chicago O'Hare Intl

19h 38m1 stop Vancouver Intl

$857Air Canada

Mon, Aug 31 - Mon, Sep 21

2:00 pm - 11:55 pmORD Chicago O'Hare Intl-BKK Bangkok Suvarnabhumi

21h 55m1 stop Abu Dhabi Zayed Intl

7:55 pm - 3:00 pmBKK Bangkok Suvarnabhumi-ORD Chicago O'Hare Intl

32h 05m1 stop Abu Dhabi Zayed Intl

$858Etihad Airways

Sat, Oct 3 - Mon, Nov 30

2:00 pm - 11:55 pmORD Chicago O'Hare Intl-BKK Bangkok Suvarnabhumi

21h 55m1 stop Abu Dhabi Zayed Intl

7:55 pm - 3:00 pmBKK Bangkok Suvarnabhumi-ORD Chicago O'Hare Intl

32h 05m1 stop Abu Dhabi Zayed Intl

$858Etihad Airways

Fri, Oct 2 - Mon, Nov 30

4:15 pm - 10:50 amORD Chicago O'Hare Intl-HKT Phuket City

30h 35m1 stop Hong Kong Intl

6:20 pm - 1:55 pmHKT Phuket City-ORD Chicago O'Hare Intl

31h 35m1 stop Hong Kong Intl

$860Cathay Pacific

Sun, Sep 27 - Sun, Oct 4

4:25 pm - 5:10 amORD Chicago O'Hare Intl-BKK Bangkok Suvarnabhumi

23h 45m1 stop Tokyo Haneda

9:10 am - 7:20 amBKK Bangkok Suvarnabhumi-ORD Chicago O'Hare Intl

35h 10m1 stop Tokyo Haneda

$885United Airlines

Mon, Nov 30 - Wed, Dec 9

4:25 pm - 5:10 amORD Chicago O'Hare Intl-BKK Bangkok Suvarnabhumi

23h 45m1 stop Tokyo Haneda

7:00 am - 3:15 pmBKK Bangkok Suvarnabhumi-ORD Chicago O'Hare Intl

20h 15m1 stop Tokyo Narita

$887United Airlines

Tue, Nov 24 - Tue, Mar 30

Cheap last minute flights

Enter your travel dates to find the best prices.

5:45 pm - 4:35 amORD Chicago O'Hare Intl-BKK Bangkok Suvarnabhumi

22h 50m1 stop Tokyo Haneda

9:35 am - 3:25 pmBKK Bangkok Suvarnabhumi-ORD Chicago O'Hare Intl

41h 50m1 stop Tokyo Haneda

$885United Airlines

Wed, Aug 19 - Wed, Aug 26

7:50 pm - 9:35 amORD Chicago O'Hare Intl-BKK Bangkok Suvarnabhumi

25h 45m2 stops Los Angeles Hong Kong Intl

9:35 am - 8:40 amBKK Bangkok Suvarnabhumi-ORD Chicago O'Hare Intl

35h 05m1 stop Tokyo Haneda

$889United Airlines

Wed, Aug 19 - Wed, Aug 26

4:00 pm - 10:50 amORD Chicago O'Hare Intl-HKT Phuket City

30h 50m1 stop Hong Kong Intl

11:50 am - 2:20 pmHKT Phuket City-ORD Chicago O'Hare Intl

38h 30m1 stop Hong Kong Intl

$894Cathay Pacific

Thu, Aug 20 - Sat, Sep 5

12:30 am - 1:20 amORD Chicago O'Hare Intl-BKK Bangkok Suvarnabhumi

36h 50m1 stop Taipei City Taiwan Taoyuan Intl

4:45 pm - 8:45 pmBKK Bangkok Suvarnabhumi-ORD Chicago O'Hare Intl

40h 00m1 stop Taipei City Taiwan Taoyuan Intl

$942EVA Air

Thu, Aug 20 - Mon, Aug 31

8:40 am - 11:55 pmORD Chicago O'Hare Intl-BKK Bangkok Suvarnabhumi

27h 15m2 stops San Francisco Tokyo Narita

9:35 pm - 3:25 pmBKK Bangkok Suvarnabhumi-ORD Chicago O'Hare Intl

29h 50m1 stop Tokyo Haneda

$950ANA

Fri, Aug 21 - Mon, Aug 31

5:45 pm - 3:30 pmORD Chicago O'Hare Intl-BKK Bangkok Suvarnabhumi

33h 45m1 stop Tokyo Haneda

1:55 pm - 3:25 pmBKK Bangkok Suvarnabhumi-ORD Chicago O'Hare Intl

37h 30m1 stop Tokyo Haneda

$970ANA

Tue, Aug 18 - Sat, Aug 22

2:00 pm - 11:55 pmORD Chicago O'Hare Intl-BKK Bangkok Suvarnabhumi

21h 55m1 stop Abu Dhabi Zayed Intl

8:15 am - 9:10 pmBKK Bangkok Suvarnabhumi-ORD Chicago O'Hare Intl

24h 55m1 stop Taipei City Taiwan Taoyuan Intl

$970Multiple Airlines

Sat, Aug 22 - Sun, Aug 30

6:59 am - 11:35 pmORD Chicago O'Hare Intl-BKK Bangkok Suvarnabhumi

28h 36m2 stops Detroit Metropolitan Wayne County Incheon Intl

2:35 am - 11:29 pmBKK Bangkok Suvarnabhumi-ORD Chicago O'Hare Intl

32h 54m2 stops Incheon Intl Seattle/Tacoma Intl

$994Delta

Sat, Aug 22 - Fri, Aug 28

2:00 pm - 11:55 pmORD Chicago O'Hare Intl-BKK Bangkok Suvarnabhumi

21h 55m1 stop Abu Dhabi Zayed Intl

8:15 am - 9:10 pmBKK Bangkok Suvarnabhumi-ORD Chicago O'Hare Intl

24h 55m1 stop Taipei City Taiwan Taoyuan Intl

$994Multiple Airlines

Sat, Aug 22 - Sat, Aug 29

12:30 am - 12:10 pmORD Chicago O'Hare Intl-HKT Phuket City

47h 40m2 stops Taipei City Taiwan Taoyuan Intl Bangkok Suvarnabhumi

9:55 pm - 8:45 pmHKT Phuket City-ORD Chicago O'Hare Intl

34h 50m2 stops Bangkok Suvarnabhumi Taipei City Taiwan Taoyuan Intl

$1,125EVA Air

Wed, Aug 19 - Sat, Sep 5

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Air Canada flights from Chicago to Thailand

Our best Air Canada deals on Chicago to Thailand flight tickets

Air Canada

Sep 14

ORD11:05 amChicago O'Hare Intl

30h 00m

2 stops

BKK5:05 amBangkok Suvarnabhumi

Sep 21

BKK7:05 amBangkok Suvarnabhumi

25h 07m

2 stops

ORD8:12 pmChicago O'Hare Intl

$854

Air Canada

Aug 31

ORD8:44 amChicago O'Hare Intl

32h 21m

2 stops

BKK5:05 amBangkok Suvarnabhumi

Sep 21

BKK7:05 amBangkok Suvarnabhumi

19h 38m

1 stop

ORD2:43 pmChicago O'Hare Intl

$857

Air Canada

Sep 2

ORD12:45 pmChicago O'Hare Intl

28h 20m

2 stops

BKK5:05 amBangkok Suvarnabhumi

Sep 30

BKK7:05 amBangkok Suvarnabhumi

25h 01m

1 stop

ORD8:06 pmChicago O'Hare Intl

$858

Etihad Airways flights from Chicago to Thailand

Our best Etihad Airways deals on Chicago to Thailand flight tickets

Etihad Airways

Jan 8

ORD8:20 pmChicago O'Hare Intl

21h 55m

1 stop

BKK7:15 amBangkok Suvarnabhumi

Jan 21

BKK8:50 pmBangkok Suvarnabhumi

24h 05m

1 stop

ORD7:55 amChicago O'Hare Intl

$859

Etihad Airways

Jan 21

ORD8:20 pmChicago O'Hare Intl

38h 00m

1 stop

BKK11:20 pmBangkok Suvarnabhumi

Feb 9

BKK7:55 pmBangkok Suvarnabhumi

25h 00m

1 stop

ORD7:55 amChicago O'Hare Intl

$864

Etihad Airways

Oct 23

ORD8:25 pmChicago O'Hare Intl

38h 55m

1 stop

BKK11:20 pmBangkok Suvarnabhumi

Nov 18

BKK8:30 amBangkok Suvarnabhumi

36h 25m

1 stop

ORD7:55 amChicago O'Hare Intl

$865

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoKo Samui

ORD Chicago O'Hare Intl - USM Ko Samui

ORDUSM

Chicago O'Hare Intl

Mon 9/28

4:15 pm-12:45 pm

2 stops32h 30m

Ko Samui

Mon 10/5

9:15 am-1:55 pm

2 stops40h 40m

$847

ChicagoKo Samui

ORD Chicago O'Hare Intl - USM Ko Samui

ORDUSM

Chicago O'Hare Intl

Mon 9/28

4:15 pm-12:45 pm

2 stops32h 30m

Ko Samui

Mon 10/5

9:15 am-1:55 pm

2 stops40h 40m

$850

ChicagoKo Samui

ORD Chicago O'Hare Intl - USM Ko Samui

ORDUSM

Chicago O'Hare Intl

Tue 9/8

4:00 pm-7:40 pm

1 stop39h 40m

Ko Samui

Wed 9/16

11:55 am-1:55 pm

1 stop38h 00m

$851

ChicagoBangkok

ORD Chicago O'Hare Intl - BKK Bangkok Suvarnabhumi

ORDBKK

Chicago O'Hare Intl

Mon 9/14

11:05 am-5:05 am

2 stops30h 00m

Bangkok Suvarnabhumi

Mon 9/21

7:05 am-8:12 pm

2 stops25h 07m

$854

ChicagoBangkok

ORD Chicago O'Hare Intl - BKK Bangkok Suvarnabhumi

ORDBKK

Chicago O'Hare Intl

Mon 8/31

8:44 am-5:05 am

2 stops32h 21m

Bangkok Suvarnabhumi

Mon 9/21

7:05 am-2:43 pm

1 stop19h 38m

$857

ChicagoBangkok

ORD Chicago O'Hare Intl - BKK Bangkok Suvarnabhumi

ORDBKK

Chicago O'Hare Intl

Sat 10/3

2:00 pm-11:55 pm

1 stop21h 55m

Bangkok Suvarnabhumi

Mon 11/30

7:55 pm-3:00 pm

1 stop32h 05m

$858

ChicagoBangkok

ORD Chicago O'Hare Intl - BKK Bangkok Suvarnabhumi

ORDBKK

Chicago O'Hare Intl

Fri 10/2

2:00 pm-11:55 pm

1 stop21h 55m

Bangkok Suvarnabhumi

Mon 11/30

7:55 pm-3:00 pm

1 stop32h 05m

$858

ChicagoPhuket City

ORD Chicago O'Hare Intl - HKT Phuket City

ORDHKT

Chicago O'Hare Intl

Sun 9/27

4:15 pm-10:50 am

1 stop30h 35m

Phuket City

Sun 10/4

6:20 pm-1:55 pm

1 stop31h 35m

$860

ChicagoBangkok

ORD Chicago O'Hare Intl - BKK Bangkok Suvarnabhumi

ORDBKK

Chicago O'Hare Intl

Mon 11/30

4:25 pm-5:10 am

1 stop23h 45m

Bangkok Suvarnabhumi

Wed 12/9

9:10 am-7:20 am

1 stop35h 10m

$885

Quickest round-trip

ChicagoBangkok

ORD Chicago O'Hare Intl - BKK Bangkok Suvarnabhumi

ORDBKK

Chicago O'Hare Intl

Tue 11/24

4:25 pm-5:10 am

1 stop23h 45m

Bangkok Suvarnabhumi

Tue 3/30

7:00 am-3:15 pm

1 stop20h 15m

$887

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 Chicago to Thailand

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 Thailand?

The month of September is, on average, the cheapest month to fly to Thailand from Chicago, with most prices found around $872. If you are unable to visit Thailand during the month of September, then departing from Chicago during the month February is also very affordable. Most momondo users find prices during this month for around $883.

How far in advance should I book a flight from Chicago to Thailand?

You are more likely to see cheaper flights to Thailand from Chicago when booking weeks ahead of your departure date. In general, you can expect to find flights to Thailand for around $1,013 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Thailand from Chicago for as low as $918 on momondo.

Can stopping save me money on Chicago to Thailand flights?

You could potentially save up to 15% on your flight if you consider stops on a Chicago to Thailand flight.

Cheap Chicago to Thailand flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chicago to Thailand

Best Price Found	$376
Fastest flight time	20h 45m
Direct flights	None

The best one-way flight to Thailand from Chicago in the past 72 hours is $376. The best round-trip flight deal from Chicago to Thailand found on momondo in the last 72 hours is $847.

The fastest flight from Chicago to Thailand takes 20h 45m

There are no direct flights from Chicago to Thailand. There are no popular flight routes from Chicago to Thailand.

Search flight deals

Frequently asked questions about flying from Chicago to Thailand

When did momondo last update prices for flights from Chicago to Thailand?
Prices for flights from Chicago to Thailand are refreshed on a daily basis.
How many operators does momondo search for flights from Chicago to Thailand?
As of August 2026, there are 17 operators available to choose from for flights from Chicago to Thailand.
How old do you have to be to fly from Chicago to Thailand?
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 Chicago to Thailand.
What documentation or ID do you need to fly to Thailand?
The travel and health documents required for your trip to Thailand can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Thailand. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Chicago to Thailand

Compare and see reviews for airlines that fly from Chicago to Thailand with momondo

Airline	Rating	Free Cancellation	Price
Air India	PriceFrom $601	Free Cancellation	Rating 5.5 2,945 reviews	Search Air India flights
Cathay Pacific	PriceFrom $674	Free Cancellation	Rating 7.6 1,453 reviews	Search Cathay Pacific flights
ANA	PriceFrom $688	Free Cancellation	Rating 8.3 1,298 reviews	Search ANA flights
Korean Air	PriceFrom $694	Free Cancellation	Rating 8.4 1,221 reviews	Search Korean Air flights
Turkish Airlines	PriceFrom $710	Free Cancellation	Rating 7.4 4,472 reviews	Search Turkish Airlines flights
United Airlines	PriceFrom $723	Free Cancellation	Rating 7.4 10,106 reviews	Search United Airlines flights
Delta	PriceFrom $749	Free Cancellation	Rating 7.8 8,504 reviews	Search Delta flights
American Airlines	PriceFrom $790	Free Cancellation	Rating 7.1 11,947 reviews	Search American Airlines flights
EVA Air	PriceFrom $804	Free Cancellation	Rating 8.5 1,517 reviews	Search EVA Air flights
Japan Airlines	PriceFrom $815	Free Cancellation	Rating 8.3 1,904 reviews	Search Japan Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Chicago to Thailand?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Thailand from Chicago.

Can I find flights from Chicago to Thailand with flexible booking policies on momondo?

All flight searches from Chicago to Thailand on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Chicago to Thailand?

Once you have performed a search for Chicago to Thailand flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Price alerts on flights to Thailand from Chicago are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.