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

Air India, IndiGo, and EVA Air are the most popular carriers operating from Chicago to Thailand

What airlines fly to Thailand?

EVA Air, ANA 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 32% of people opting to fly with this airline when traveling to Thailand. Keep in mind that there are 18 different airlines that fly to Thailand on a routine basis, so you have a few additional options to choose from.

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 December 2025, there are 18 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.

$351 Cheap Flights from Chicago to Thailand in 2025/26

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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.

1:10 pm - 7:20 am

ORD

HKT

30h 10m1 stop

8:20 am - 11:10 am

HKT

ORD

38h 50m2 stops

$673Air India

Sun, Apr 12 - Sun, Apr 26

2:30 pm - 7:30 pm

ORD

HKT

41h 00m1 stop

9:10 am - 12:30 pm

HKT

ORD

39h 20m2 stops

$687Air India

Sun, Mar 8 - Sun, Mar 15

4:25 pm - 4:20 pm

ORD

BKK

34h 55m1 stop

7:00 am - 2:55 pm

BKK

ORD

19h 55m1 stop

$810ANA

Wed, Mar 4 - Tue, May 26

4:00 pm - 9:45 am

ORD

BKK

29h 45m2 stops

9:35 am - 6:08 am

BKK

ORD

32h 33m2 stops

$811United Airlines

Tue, Apr 7 - Sun, Jun 7

8:50 am - 5:10 am

ORD

BKK

32h 20m2 stops

9:35 am - 5:05 am

BKK

ORD

31h 30m2 stops

$812United Airlines

Tue, Mar 10 - Sun, May 24

4:25 pm - 6:30 am

ORD

BKK

25h 05m1 stop

2:25 pm - 7:20 am

BKK

ORD

29h 55m1 stop

$818ANA

Mon, Jan 19 - Wed, Jan 28

11:30 pm - 10:35 am

ORD

CNX

22h 05m1 stop

11:35 am - 9:00 pm

CNX

ORD

21h 25m1 stop

$822EVA Air

Tue, Mar 3 - Tue, May 19

2:35 pm - 5:35 pm

ORD

HKT

38h 00m1 stop

6:35 pm - 12:55 pm

HKT

ORD

31h 20m1 stop

$834Cathay Pacific

Mon, Jan 19 - Wed, Jan 28

4:00 pm - 9:45 am

ORD

CNX

29h 45m1 stop

7:25 pm - 2:25 pm

CNX

ORD

31h 00m1 stop

$837Cathay Pacific

Tue, Apr 14 - Tue, Jun 9

12:30 am - 10:35 am

ORD

CNX

22h 05m1 stop

11:55 am - 9:00 pm

CNX

ORD

45h 05m2 stops

$890EVA Air

Sun, Mar 8 - Mon, Mar 30

ANA flights from Chicago to Thailand

Our best ANA deals on Chicago to Thailand flight tickets

ANA

Mar 4

ORD4:25 pmChicago O'Hare Intl

34h 55m

1 stop

BKK4:20 pmBangkok Suvarnabhumi

May 26

BKK7:00 amBangkok Suvarnabhumi

19h 55m

1 stop

ORD2:55 pmChicago O'Hare Intl

$810

Find similar

ANA

Jan 19

ORD4:25 pmChicago O'Hare Intl

25h 05m

1 stop

BKK6:30 amBangkok Suvarnabhumi

Jan 28

BKK2:25 pmBangkok Suvarnabhumi

29h 55m

1 stop

ORD7:20 amChicago O'Hare Intl

$818

Find similar

ANA

Jan 21

ORD1:10 pmChicago O'Hare Intl

28h 20m

1 stop

BKK6:30 amBangkok Suvarnabhumi

Feb 18

BKK2:25 pmBangkok Suvarnabhumi

29h 55m

1 stop

ORD7:20 amChicago O'Hare Intl

$824

Find similar

United Airlines flights from Chicago to Thailand

Our best United Airlines deals on Chicago to Thailand flight tickets

United Airlines

Apr 7

ORD4:00 pmChicago O'Hare Intl

29h 45m

2 stops

BKK9:45 amBangkok Suvarnabhumi

Jun 7

BKK9:35 amBangkok Suvarnabhumi

32h 33m

2 stops

ORD6:08 amChicago O'Hare Intl

$811

Find similar

United Airlines

Mar 10

ORD8:50 amChicago O'Hare Intl

32h 20m

2 stops

BKK5:10 amBangkok Suvarnabhumi

May 24

BKK9:35 amBangkok Suvarnabhumi

31h 30m

2 stops

ORD5:05 amChicago O'Hare Intl

$812

Find similar

United Airlines

Apr 22

ORD6:00 pmChicago O'Hare Intl

27h 45m

2 stops

BKK9:45 amBangkok Suvarnabhumi

May 4

BKK3:40 pmBangkok Suvarnabhumi

26h 22m

2 stops

ORD6:02 amChicago O'Hare Intl

$814

Find similar

Fly from

Fly to

Route

Depart

Return

Price

ChicagoPhuket City

ORD - HKT

ORDHKT

Chicago O'Hare Intl

Sun 4/12

1:10 pm-7:20 am

1 stop30h 10m

Phuket City

Sun 4/26

8:20 am-11:10 am

2 stops38h 50m

$673

ChicagoPhuket City

ORD - HKT

ORDHKT

Chicago O'Hare Intl

Sun 3/8

2:30 pm-7:30 pm

1 stop41h 00m

Phuket City

Sun 3/15

9:10 am-12:30 pm

2 stops39h 20m

$687

ChicagoBangkok

ORD - BKK

ORDBKK

Chicago O'Hare Intl

Wed 3/4

4:25 pm-4:20 pm

1 stop34h 55m

Bangkok Suvarnabhumi

Tue 5/26

7:00 am-2:55 pm

1 stop19h 55m

$810

ChicagoBangkok

ORD - BKK

ORDBKK

Chicago O'Hare Intl

Tue 4/7

4:00 pm-9:45 am

2 stops29h 45m

Bangkok Suvarnabhumi

Sun 6/7

9:35 am-6:08 am

2 stops32h 33m

$811

ChicagoBangkok

ORD - BKK

ORDBKK

Chicago O'Hare Intl

Tue 3/10

8:50 am-5:10 am

2 stops32h 20m

Bangkok Suvarnabhumi

Sun 5/24

9:35 am-5:05 am

2 stops31h 30m

$812

ChicagoBangkok

ORD - BKK

ORDBKK

Chicago O'Hare Intl

Mon 1/19

4:25 pm-6:30 am

1 stop25h 05m

Bangkok Suvarnabhumi

Wed 1/28

2:25 pm-7:20 am

1 stop29h 55m

$818

ChicagoChiang Mai

ORD - CNX

ORDCNX

Chicago O'Hare Intl

Tue 3/3

11:30 pm-10:35 am

1 stop22h 05m

Chiang Mai

Tue 5/19

11:35 am-9:00 pm

1 stop21h 25m

$822

ChicagoPhuket City

ORD - HKT

ORDHKT

Chicago O'Hare Intl

Mon 1/19

2:35 pm-5:35 pm

1 stop38h 00m

Phuket City

Wed 1/28

6:35 pm-12:55 pm

1 stop31h 20m

$834

ChicagoChiang Mai

ORD - CNX

ORDCNX

Chicago O'Hare Intl

Tue 4/14

4:00 pm-9:45 am

1 stop29h 45m

Chiang Mai

Tue 6/9

7:25 pm-2:25 pm

1 stop31h 00m

$837

ChicagoChiang Mai

ORD - CNX

ORDCNX

Chicago O'Hare Intl

Sun 3/8

12:30 am-10:35 am

1 stop22h 05m

Chiang Mai

Mon 3/30

11:55 am-9:00 pm

2 stops45h 05m

$890

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 $821. If you are unable to visit Thailand during the month of September, then departing from Chicago during the month October is also very affordable. Most momondo users find prices during this month for around $837.

How far in advance should I book a flight 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 $991 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 $864 on momondo.

Can stopping save me money on Chicago to Thailand flights?

You could potentially save up to 25% 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

Fastest flight time	21h 55m
Direct flights	None

The fastest flight from Chicago to Thailand takes 21h 55m

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

Search flight deals

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 December 2025, there are 18 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 $606	Free Cancellation	Rating 5.5 2,958 reviews	Search Air India flights
Cathay Pacific	PriceFrom $669	Free Cancellation	Rating 7.6 1,106 reviews	Search Cathay Pacific flights
ANA	PriceFrom $681	Free Cancellation	Rating 8.4 1,049 reviews	Search ANA flights
Korean Air	PriceFrom $698	Free Cancellation	Rating 8.4 1,184 reviews	Search Korean Air flights
United Airlines	PriceFrom $708	Free Cancellation	Rating 7.4 9,113 reviews	Search United Airlines flights
Turkish Airlines	PriceFrom $713	Free Cancellation	Rating 7.3 4,126 reviews	Search Turkish Airlines flights
Delta	PriceFrom $745	Free Cancellation	Rating 7.9 8,019 reviews	Search Delta flights
American Airlines	PriceFrom $779	Free Cancellation	Rating 7.2 11,072 reviews	Search American Airlines flights
Japan Airlines	PriceFrom $825	Free Cancellation	Rating 8.3 1,662 reviews	Search Japan Airlines flights
Etihad Airways	PriceFrom $832	Free Cancellation	Rating 7.4 1,339 reviews	Search Etihad Airways 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.