What is the cheapest airline that flies from Chicago O'Hare Intl to Thailand?

Etihad Airways, Delta, and Korean Air are the most popular carriers operating from Chicago O'Hare Intl to Thailand

What airlines fly to Thailand?

EVA Air, Delta and Cathay Pacific are the top three most popular airlines that fly to Thailand from Chicago O'Hare Intl Airport according to our data. EVA Air is the first choice among our users, with 39% 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 O'Hare Intl Airport to Thailand?

Prices for flights from Chicago O'Hare Intl Airport to Thailand are refreshed on a daily basis.

How many operators does momondo search for flights from Chicago O'Hare Intl Airport to Thailand?

As of November 2026, there are 18 operators available to choose from for flights from Chicago O'Hare Intl Airport to Thailand.

How old do you have to be to fly from Chicago O'Hare Intl Airport to Thailand?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Chicago O'Hare Intl Airport 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.

$430 Cheap Flights from Chicago O'Hare Intl Airport to Thailand in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Chicago O'Hare Intl Airport to Thailand

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

1:15 pm - 6:30 amORD Chicago O'Hare Intl-HKT Phuket City

28h 15m1 stop Abu Dhabi Zayed Intl

8:45 am - 8:35 amHKT Phuket City-ORD Chicago O'Hare Intl

35h 50m1 stop Abu Dhabi Zayed Intl

$801Etihad Airways

Sun, Feb 21 - Mon, Mar 22

1:15 pm - 11:50 pmORD Chicago O'Hare Intl-HKT Phuket City

21h 35m1 stop Abu Dhabi Zayed Intl

8:45 am - 8:35 amHKT Phuket City-ORD Chicago O'Hare Intl

35h 50m1 stop Abu Dhabi Zayed Intl

$802Etihad Airways

Tue, Feb 23 - Mon, Mar 22

4:15 pm - 7:40 pmORD Chicago O'Hare Intl-USM Ko Samui

39h 25m1 stop Hong Kong Intl

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

38h 00m1 stop Hong Kong Intl

$867Cathay Pacific

Tue, Apr 6 - Mon, Apr 12

4:15 pm - 7:40 pmORD Chicago O'Hare Intl-USM Ko Samui

39h 25m1 stop Hong Kong Intl

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

38h 00m1 stop Hong Kong Intl

$867Cathay Pacific

Thu, Apr 22 - Mon, Apr 26

4:15 pm - 7:10 amORD Chicago O'Hare Intl-USM Ko Samui

26h 55m2 stops Hong Kong Intl Bangkok Suvarnabhumi

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

38h 00m1 stop Hong Kong Intl

$871Multiple Airlines

Sun, Apr 11 - Sun, Apr 18

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

32h 30m2 stops Hong Kong Intl Bangkok Suvarnabhumi

7:50 am - 1:55 pmUSM Ko Samui-ORD Chicago O'Hare Intl

42h 05m2 stops Bangkok Suvarnabhumi Hong Kong Intl

$879Multiple Airlines

Thu, Apr 22 - Mon, Apr 26

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

22h 35m1 stop Incheon Intl

12:20 am - 9:30 amCNX Chiang Mai-ORD Chicago O'Hare Intl

21h 10m1 stop Incheon Intl

$883Korean Air

Mon, Mar 1 - Tue, Mar 16

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

22h 35m1 stop Incheon Intl

12:20 am - 9:30 amCNX Chiang Mai-ORD Chicago O'Hare Intl

21h 10m1 stop Incheon Intl

$883Korean Air

Wed, Mar 3 - Tue, Mar 16

6:00 am - 10:45 pmORD Chicago O'Hare Intl-CNX Chiang Mai

27h 45m2 stops Minneapolis St Paul Incheon Intl

12:20 am - 11:46 pmCNX Chiang Mai-ORD Chicago O'Hare Intl

35h 26m2 stops Incheon Intl Seattle/Tacoma Intl

$894Delta

Wed, Mar 3 - Tue, Mar 16

7:00 am - 10:45 pmORD Chicago O'Hare Intl-CNX Chiang Mai

26h 45m2 stops Detroit Metropolitan Wayne County Incheon Intl

12:20 am - 11:46 pmCNX Chiang Mai-ORD Chicago O'Hare Intl

35h 26m2 stops Incheon Intl Seattle/Tacoma Intl

$894Delta

Wed, Mar 3 - Wed, Mar 17

Cheap last minute flights

Enter your travel dates to find the best prices.

8:04 am - 12:20 amORD Chicago O'Hare Intl-BKK Bangkok Suvarnabhumi

27h 16m2 stops Atlanta Hartsfield-Jackson Incheon Intl

11:15 pm - 5:27 pmBKK Bangkok Suvarnabhumi-ORD Chicago O'Hare Intl

31h 12m2 stops Incheon Intl Los Angeles

$994Delta

Mon, Nov 16 - Tue, Nov 24

5:30 am - 9:25 pmORD Chicago O'Hare Intl-HKT Phuket City

26h 55m2 stops Atlanta Hartsfield-Jackson Incheon Intl

10:55 pm - 11:20 pmHKT Phuket City-ORD Chicago O'Hare Intl

37h 25m2 stops Incheon Intl Atlanta Hartsfield-Jackson

$994Delta

Tue, Nov 17 - Wed, Nov 25

1:30 pm - 5:00 amORD Chicago O'Hare Intl-BKK Bangkok Suvarnabhumi

26h 30m2 stops Tokyo Haneda Osaka Kansai Intl

3:15 pm - 7:35 amBKK Bangkok Suvarnabhumi-ORD Chicago O'Hare Intl

29h 20m1 stop Abu Dhabi Zayed Intl

$996Multiple Airlines

Mon, Nov 16 - Mon, Nov 23

1:30 pm - 5:00 amORD Chicago O'Hare Intl-BKK Bangkok Suvarnabhumi

26h 30m2 stops Tokyo Haneda Osaka Kansai Intl

3:15 pm - 7:35 amBKK Bangkok Suvarnabhumi-ORD Chicago O'Hare Intl

29h 20m1 stop Abu Dhabi Zayed Intl

$997Multiple Airlines

Mon, Nov 16 - Fri, Nov 20

2:10 pm - 12:00 pmORD Chicago O'Hare Intl-BKK Bangkok Suvarnabhumi

32h 50m1 stop Hong Kong Intl

12:45 pm - 12:30 pmBKK Bangkok Suvarnabhumi-ORD Chicago O'Hare Intl

36h 45m1 stop Hong Kong Intl

$1,048Cathay Pacific

Sun, Nov 15 - Sun, Nov 22

2:10 pm - 12:00 pmORD Chicago O'Hare Intl-BKK Bangkok Suvarnabhumi

32h 50m1 stop Hong Kong Intl

7:30 am - 12:30 pmBKK Bangkok Suvarnabhumi-ORD Chicago O'Hare Intl

18h 00m1 stop Hong Kong Intl

$1,053Cathay Pacific

Sun, Nov 15 - Thu, Dec 10

6:50 pm - 5:15 pmORD Chicago O'Hare Intl-BKK Bangkok Suvarnabhumi

33h 25m2 stops Amman Queen Alia Intl Muscat Seeb

7:10 pm - 3:05 pmBKK Bangkok Suvarnabhumi-ORD Chicago O'Hare Intl

56h 55m2 stops Muscat Seeb Amman Queen Alia Intl

$1,054Oman Air

Mon, Nov 16 - Thu, Dec 10

6:50 pm - 5:15 pmORD Chicago O'Hare Intl-BKK Bangkok Suvarnabhumi

33h 25m2 stops Amman Queen Alia Intl Muscat Seeb

7:10 pm - 3:05 pmBKK Bangkok Suvarnabhumi-ORD Chicago O'Hare Intl

56h 55m2 stops Muscat Seeb Amman Queen Alia Intl

$1,054Oman Air

Mon, Nov 16 - Mon, Dec 7

1:15 pm - 11:55 amORD Chicago O'Hare Intl-HKT Phuket City

33h 40m1 stop Abu Dhabi Zayed Intl

3:15 pm - 7:35 amHKT Phuket City-ORD Chicago O'Hare Intl

29h 20m1 stop Abu Dhabi Zayed Intl

$1,067Etihad Airways

Mon, Nov 16 - Mon, Nov 23

1:15 pm - 11:55 amORD Chicago O'Hare Intl-HKT Phuket City

33h 40m1 stop Abu Dhabi Zayed Intl

3:30 pm - 7:35 amHKT Phuket City-ORD Chicago O'Hare Intl

29h 05m1 stop Abu Dhabi Zayed Intl

$1,072Etihad Airways

Sat, Nov 14 - Tue, Dec 8

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Etihad Airways flights from Chicago O'Hare Intl Airport to Thailand

Our best Etihad Airways deals on Chicago O'Hare Intl Airport to Thailand flight tickets

Etihad Airways

Feb 21

ORD1:15 pmChicago O'Hare Intl

28h 15m

1 stop

HKT6:30 amPhuket City

Mar 22

HKT8:45 amPhuket City

35h 50m

1 stop

ORD8:35 amChicago O'Hare Intl

$801

Etihad Airways

Feb 23

ORD1:15 pmChicago O'Hare Intl

21h 35m

1 stop

HKT11:50 pmPhuket City

Mar 22

HKT8:45 amPhuket City

35h 50m

1 stop

ORD8:35 amChicago O'Hare Intl

$802

Etihad Airways

Feb 3

ORD1:15 pmChicago O'Hare Intl

21h 35m

1 stop

HKT11:50 pmPhuket City

Feb 11

HKT9:00 pmPhuket City

23h 35m

1 stop

ORD7:35 amChicago O'Hare Intl

$855

Cathay Pacific flights from Chicago O'Hare Intl Airport to Thailand

Our best Cathay Pacific deals on Chicago O'Hare Intl Airport to Thailand flight tickets

Cathay Pacific

Apr 22

ORD4:15 pmChicago O'Hare Intl

39h 25m

1 stop

USM7:40 pmKo Samui

Apr 26

USM11:55 amKo Samui

38h 00m

1 stop

ORD1:55 pmChicago O'Hare Intl

$867

Cathay Pacific

Apr 11

ORD4:15 pmChicago O'Hare Intl

39h 25m

1 stop

USM7:40 pmKo Samui

Apr 18

USM11:55 amKo Samui

38h 00m

1 stop

ORD1:55 pmChicago O'Hare Intl

$871

Cathay Pacific

Apr 13

ORD4:15 pmChicago O'Hare Intl

29h 30m

1 stop

CNX9:45 amChiang Mai

Sep 15

CNX7:25 pmChiang Mai

30h 30m

1 stop

ORD1:55 pmChicago O'Hare Intl

$875

momondo Fare Finder

Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Thailand that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoPhuket City

ORD Chicago O'Hare Intl - HKT Phuket City

ORDHKT

Chicago O'Hare Intl

Sun 2/21

1:15 pm-6:30 am

1 stop28h 15m

Phuket City

Mon 3/22

8:45 am-8:35 am

1 stop35h 50m

$801

ChicagoPhuket City

ORD Chicago O'Hare Intl - HKT Phuket City

ORDHKT

Chicago O'Hare Intl

Tue 2/23

1:15 pm-11:50 pm

1 stop21h 35m

Phuket City

Mon 3/22

8:45 am-8:35 am

1 stop35h 50m

$802

ChicagoKo Samui

ORD Chicago O'Hare Intl - USM Ko Samui

ORDUSM

Chicago O'Hare Intl

Tue 4/6

4:15 pm-7:40 pm

1 stop39h 25m

Ko Samui

Mon 4/12

11:55 am-1:55 pm

1 stop38h 00m

$867

ChicagoKo Samui

ORD Chicago O'Hare Intl - USM Ko Samui

ORDUSM

Chicago O'Hare Intl

Thu 4/22

4:15 pm-7:40 pm

1 stop39h 25m

Ko Samui

Mon 4/26

11:55 am-1:55 pm

1 stop38h 00m

$867

ChicagoKo Samui

ORD Chicago O'Hare Intl - USM Ko Samui

ORDUSM

Chicago O'Hare Intl

Sun 4/11

4:15 pm-7:10 am

2 stops26h 55m

Ko Samui

Sun 4/18

11:55 am-1:55 pm

1 stop38h 00m

$871

ChicagoKo Samui

ORD Chicago O'Hare Intl - USM Ko Samui

ORDUSM

Chicago O'Hare Intl

Thu 4/22

4:15 pm-12:45 pm

2 stops32h 30m

Ko Samui

Mon 4/26

7:50 am-1:55 pm

2 stops42h 05m

$879

Quickest round-trip

ChicagoChiang Mai

ORD Chicago O'Hare Intl - CNX Chiang Mai

ORDCNX

Chicago O'Hare Intl

Mon 3/1

11:10 am-10:45 pm

1 stop22h 35m

Chiang Mai

Tue 3/16

12:20 am-9:30 am

1 stop21h 10m

$883

ChicagoChiang Mai

ORD Chicago O'Hare Intl - CNX Chiang Mai

ORDCNX

Chicago O'Hare Intl

Wed 3/3

11:10 am-10:45 pm

1 stop22h 35m

Chiang Mai

Tue 3/16

12:20 am-9:30 am

1 stop21h 10m

$883

ChicagoChiang Mai

ORD Chicago O'Hare Intl - CNX Chiang Mai

ORDCNX

Chicago O'Hare Intl

Wed 3/3

6:00 am-10:45 pm

2 stops27h 45m

Chiang Mai

Tue 3/16

12:20 am-11:46 pm

2 stops35h 26m

$894

ChicagoChiang Mai

ORD Chicago O'Hare Intl - CNX Chiang Mai

ORDCNX

Chicago O'Hare Intl

Wed 3/3

7:00 am-10:45 pm

2 stops26h 45m

Chiang Mai

Wed 3/17

12:20 am-11:46 pm

2 stops35h 26m

$894

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 O'Hare Intl Airport 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 February is, on average, the cheapest month to fly to Thailand from Chicago O'Hare Intl Airport, with most prices found around $923. If you are unable to visit Thailand during the month of February, then departing from Chicago O'Hare Intl Airport during the month April is also very affordable. Most momondo users find prices during this month for around $932.

How far in advance should I book a flight from Chicago O'Hare Intl Airport to Thailand?

You are more likely to see cheaper flights to Thailand from Chicago O'Hare Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Thailand for around $1,064 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Thailand from Chicago O'Hare Intl Airport for as low as $954 on momondo.

Can stopping save me money on Chicago O'Hare Intl Airport to Thailand flights?

You could potentially save up to 6% on your flight if you consider stops on a Chicago O'Hare Intl Airport to Thailand flight.

Cheap Chicago O'Hare Intl Airport to Thailand flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chicago O'Hare Intl Airport to Thailand

Best Price Found	$430
Fastest flight time	21h 55m
Direct flights	None

The best one-way flight to Thailand from Chicago O'Hare Intl Airport in the past 72 hours is $430. The best round-trip flight deal from Chicago O'Hare Intl Airport to Thailand found on momondo in the last 72 hours is $801.

The fastest flight from Chicago O'Hare Intl Airport to Thailand takes 21h 55m

There are no direct flights from Chicago O'Hare Intl Airport to Thailand. There are no popular flight routes from Chicago O'Hare Intl Airport to Thailand.

Search flight deals

Frequently asked questions about flying from Chicago O'Hare Intl Airport to Thailand

When did momondo last update prices for flights from Chicago O'Hare Intl Airport to Thailand?
Prices for flights from Chicago O'Hare Intl Airport to Thailand are refreshed on a daily basis.
How many operators does momondo search for flights from Chicago O'Hare Intl Airport to Thailand?
As of November 2026, there are 18 operators available to choose from for flights from Chicago O'Hare Intl Airport to Thailand.
How old do you have to be to fly from Chicago O'Hare Intl Airport to Thailand?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Chicago O'Hare Intl Airport 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 O'Hare Intl Airport to Thailand

Compare and see reviews for airlines that fly from Chicago O'Hare Intl Airport to Thailand with momondo

Airline	Rating	Free Cancellation	Price
Air India	PriceFrom $638	Free Cancellation	Rating 5.5 2,896 reviews	Search Air India flights
Thai Airways	PriceFrom $645	Free Cancellation	Rating 7.9 433 reviews	Search Thai Airways flights
Philippine Airlines	PriceFrom $680	Free Cancellation	Rating 7.3 1,040 reviews	Search Philippine Airlines flights
Turkish Airlines	PriceFrom $740	Free Cancellation	Rating 7.4 4,465 reviews	Search Turkish Airlines flights
Korean Air	PriceFrom $782	Free Cancellation	Rating 8.4 1,218 reviews	Search Korean Air flights
Etihad Airways	PriceFrom $788	Free Cancellation	Rating 7.3 1,555 reviews	Search Etihad Airways flights
American Airlines	PriceFrom $790	Free Cancellation	Rating 7.0 12,224 reviews	Search American Airlines flights
Cathay Pacific	PriceFrom $797	Free Cancellation	Rating 7.6 1,543 reviews	Search Cathay Pacific flights
EVA Air	PriceFrom $802	Free Cancellation	Rating 8.5 1,552 reviews	Search EVA Air flights
ANA	PriceFrom $805	Free Cancellation	Rating 8.3 1,341 reviews	Search ANA 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?

Yes. momondo allows you to filter the results for Chicago to Thailand flights to just show those with flexible booking policies.

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

momondo provides multiple filters to help you find the best flight to Thailand from Chicago. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Yes. momondo can track prices for Chicago to Thailand 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.