HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Thailand

$526+ Cheap flights from Chicago (CHI) to Thailand

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/5. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — BKK
Jun 6 — Jun 131
Sat 6/6
Sat 6/13
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Chicago to Thailand with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Chicago to Thailand

Cheapest flights from Chicago to Thailand
Explore the most affordable flight options available from Chicago to Thailand. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 7, 2026.

This Delta deal was found by Cheapflights users on 5/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1111:15 am
ORD
-
CNX
1 stop22h 40m
Delta
Tue 11/1712:15 am
CNX
-
ORD
1 stop21h 15m
Delta
Deal found 5/7$910
This KAYAK deal was found by Cheapflights users on 5/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/64:00 pm
ORD
-
HKT
1 stop30h 50m
Cathay Pacific
Mon 9/1411:50 am
HKT
-
ORD
1 stop38h 30m
Cathay Pacific
Deal found 5/7$934
This Gotogate deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/225:45 pm
ORD
-
HKT
2 stops27h 50m
Multiple Airlines
Tue 9/294:55 pm
HKT
-
ORD
2 stops27h 45m
Multiple Airlines
Deal found 5/6$950
This Kiwi.com deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/314:00 pm
ORD
-
HKT
1 stop30h 50m
Cathay Pacific
Mon 9/146:20 pm
HKT
-
ORD
1 stop32h 00m
Cathay Pacific
Deal found 5/6$954
This Gotogate deal was found by Cheapflights users on 5/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/315:45 pm
ORD
-
BKK
1 stop33h 45m
ANA
Mon 9/79:35 pm
BKK
-
ORD
1 stop23h 05m
ANA
Deal found 5/4$959
This Fareboom deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Fareboom is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/265:45 pm
ORD
-
BKK
1 stop33h 45m
ANA
Wed 9/239:35 pm
BKK
-
ORD
1 stop23h 05m
ANA
Deal found 5/3$960
This Delta deal was found by Cheapflights users on 5/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/1311:15 am
ORD
-
CNX
1 stop22h 40m
Delta
Tue 11/1712:15 am
CNX
-
ORD
1 stop21h 15m
Delta
Deal found 5/7$960
This Gotogate deal was found by Cheapflights users on 5/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/15:45 pm
ORD
-
BKK
1 stop22h 50m
ANA
Tue 9/159:35 pm
BKK
-
ORD
1 stop23h 05m
ANA
Deal found 5/4$961
This KAYAK deal was found by Cheapflights users on 5/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/234:15 pm
ORD
-
BKK
1 stop19h 55m
Cathay Pacific
Wed 10/144:25 pm
BKK
-
ORD
1 stop33h 30m
Cathay Pacific
Deal found 5/4$962
This Ovago deal was found by Cheapflights users on 5/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/64:00 pm
ORD
-
BKK
1 stop31h 05m
Cathay Pacific
Tue 10/207:10 pm
BKK
-
ORD
1 stop30h 45m
Cathay Pacific
Deal found 5/4$963
This Korean Air deal was found by Cheapflights users on 5/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/211:15 am
ORD
-
BKK
1 stop24h 30m
Korean Air
Mon 11/239:30 pm
BKK
-
ORD
1 stop24h 00m
Korean Air
Deal found 5/4$964
This Korean Air deal was found by Cheapflights users on 5/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1211:15 am
ORD
-
CNX
1 stop22h 40m
Korean Air
Tue 11/1712:15 am
CNX
-
ORD
1 stop21h 15m
Korean Air
Deal found 5/7$964

Find flight deals from Chicago to Thailand

Keep the following information in mind while searching for Chicago to Thailand flight deals. Data was last updated May 7, 2026.

Round-trip from

$934
(KAYAK)

One-way from

$526
(BusinessClass)

Popular in

December

Cheapest in

September

Average price

$1,091
From Chicago (CHI) to Thailand
Search Deals
One-way flight from Chicago (CHI) to Thailand
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($46 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($31 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Chicago to Thailand 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, Cheapflights users made 2,558,603 searches. Data last updated May 7, 2026.
Use the filters below to find and compare flights from Chicago to Thailand that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoBangkok

ORD - BKK

ORDBKK

Chicago O'Hare Intl

Thu 10/1

8:00 pm-9:35 am

2 stops25h 35m

Bangkok Suvarnabhumi

Thu 11/5

9:10 am-8:22 pm

2 stops24h 12m

$980

ChicagoBangkok

ORD - BKK

ORDBKK

Chicago O'Hare Intl

Wed 8/26

2:13 pm-9:35 am

3 stops31h 22m

Bangkok Suvarnabhumi

Wed 9/16

9:35 am-11:04 pm

2 stops25h 29m

$984

ChicagoBangkok

ORD - BKK

ORDBKK

Chicago O'Hare Intl

Sun 9/27

9:30 pm-9:35 am

2 stops48h 05m

Bangkok Suvarnabhumi

Wed 10/21

9:35 am-11:20 pm

2 stops25h 45m

$988

ChicagoBangkok

ORD - BKK

ORDBKK

Chicago O'Hare Intl

Fri 10/30

12:15 pm-12:45 am

1 stop24h 30m

Bangkok Suvarnabhumi

Mon 11/23

11:15 pm-8:30 am

1 stop22h 15m

$1,014

ChicagoBangkok

ORD - BKK

ORDBKK

Chicago O'Hare Intl

Sat 8/22

2:33 pm-9:35 am

3 stops31h 02m

Bangkok Suvarnabhumi

Sat 8/29

9:35 am-11:04 pm

2 stops25h 29m

$1,084

ChicagoBangkok

ORD - BKK

ORDBKK

Chicago O'Hare Intl

Tue 11/3

11:15 am-11:20 pm

1 stop23h 05m

Bangkok Suvarnabhumi

Tue 11/24

11:15 pm-12:37 pm

2 stops26h 22m

$1,100

ChicagoBangkok

ORD - BKK

ORDBKK

Chicago O'Hare Intl

Sat 10/31

9:30 pm-5:10 am

2 stops43h 40m

Bangkok Suvarnabhumi

Fri 11/13

4:55 pm-5:27 am

2 stops25h 32m

$1,108

ChicagoBangkok

ORD - BKK

ORDBKK

Chicago O'Hare Intl

Sat 7/18

6:00 am-12:05 am

2 stops54h 05m

Bangkok Suvarnabhumi

Wed 7/22

1:50 am-9:52 pm

2 stops32h 02m

$1,212

ChicagoBangkok

ORD - BKK

ORDBKK

Chicago O'Hare Intl

Tue 10/6

7:10 am-11:35 pm

2 stops28h 25m

Bangkok Suvarnabhumi

Sun 2/7

12:55 am-6:32 pm

2 stops30h 37m

$1,225

ChicagoBangkok

ORD - BKK

ORDBKK

Chicago O'Hare Intl

Tue 11/3

7:15 am-5:10 am

2 stops32h 55m

Bangkok Suvarnabhumi

Thu 1/7

9:10 am-5:05 am

2 stops32h 55m

$1,259

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/6

Showing 1-10 of 60 resultsSorted by cheapest first
1
2
3
...
6

Best time to book a flight from Chicago to Thailand

Have a flexible travel schedule? Discover the best time to fly to Thailand from Chicago with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Chicago to Thailand

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

To ensure you get the cheapest price possible for a flight from Chicago to Thailand, you should look to book at least 84 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Chicago to Thailand?

Currently, February is the cheapest month in which you can book a flight from Chicago to Thailand (average of $872). Flying from Chicago to Thailand in August is currently the most expensive (average of $1,559). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing Thailand

Get insights into the airlines that provide service to Thailand. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Thailand. Reviews last updated May 7, 2026.
Get a feel of what it's like to fly with EVA Air,ANA, andDelta from Chicago to Thailand by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
EVA Air
8.5
Very good
1,445 reviews

Food

8.1

Entertainment

8.0

Crew

8.6

Overall

8.5

Boarding

8.4

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2026

CRK - TPE

What about midnight snacks to add? Used to have that before..
EVA Air
8.5
Very good
1,445 reviews
EVA Air
8.5
Very good
1,445 reviews

Food

8.1

Entertainment

8.0

Crew

8.6

Overall

8.5

Boarding

8.4

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2026

CRK - TPE

What about midnight snacks to add? Used to have that before..
ANA
8.3
Very good
1,207 reviews
EVA Air
8.5
Very good
1,445 reviews

Food

8.1

Entertainment

8.0

Crew

8.6

Overall

8.5

Boarding

8.4

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2026

CRK - TPE

What about midnight snacks to add? Used to have that before..
Delta
7.9
Good
8,459 reviews
EVA Air
8.5
Very good
1,445 reviews

Food

8.1

Entertainment

8.0

Crew

8.6

Overall

8.5

Boarding

8.4

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2026

CRK - TPE

What about midnight snacks to add? Used to have that before..
Cathay Pacific
7.6
Good
1,316 reviews
EVA Air
8.5
Very good
1,445 reviews

Food

8.1

Entertainment

8.0

Crew

8.6

Overall

8.5

Boarding

8.4

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2026

CRK - TPE

What about midnight snacks to add? Used to have that before..
United Airlines
7.4
Good
9,690 reviews
EVA Air
8.5
Very good
1,445 reviews

Food

8.1

Entertainment

8.0

Crew

8.6

Overall

8.5

Boarding

8.4

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2026

CRK - TPE

What about midnight snacks to add? Used to have that before..

Related info for your journey

Find useful and relevant information for your journey from Chicago to Thailand. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Chicago to Thailand?

    United Airlines, Korean Air, and Delta can get you from Chicago to Thailand in just under 24h 30m. Your travel time can differ by up to 2h 35m. There are 8545 mi between Chicago and Thailand. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Chicago to Thailand one-way?

    For one-way options, check prices for Air India. According to our data, you can fly for as low as $308. Users have also found prices from $342 and $361 on Turkish Airlines and Cathay Pacific, respectively.

  • What are the most popular routes from Chicago to Thailand?

    While some choose either Chicago Midway - Bangkok Suvarnabhumi or Chicago O'Hare Intl - Bangkok Don Mueang Intl, Chicago O'Hare Intl - Bangkok Suvarnabhumi is the most popular route from Chicago to Thailand.

  • Can I find deals for flights from Chicago to Thailand that include hotel bookings?

    Yes. In addition to deals on Chicago to Thailand flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Chicago to Thailand?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Chicago to Thailand.

  • Can I find deals for business class flights from Chicago to Thailand?

    Yes. Cheapflights offers flight deals from Chicago to Thailand by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Chicago to Thailand?

    Currently, February is the cheapest month in which you can book a flight from Chicago to Thailand (average of $872). Flying from Chicago to Thailand in August is currently the most expensive (average of $1,559). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 10 airlines flying from Chicago to Thailand

Discover the top 10 airlines that operate flights from Chicago to Thailand. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated May 7, 2026.
AirlineCheapestAverageFlexibilityOn-time
Air IndiaCheapest$606Average$877FlexibilityNo cancel feeOn-timeN/A
Cathay PacificCheapest$665Average$1,137FlexibilityNo cancel feeOn-time72%
ANACheapest$680Average$852FlexibilityNo cancel feeOn-time80%
Korean AirCheapest$697Average$913FlexibilityNo cancel feeOn-time81%
United AirlinesCheapest$703Average$894FlexibilityNo cancel feeOn-time69%
Turkish AirlinesCheapest$710Average$1,014FlexibilityNo cancel feeOn-time77%
DeltaCheapest$749Average$1,303FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$790Average$1,134FlexibilityNo cancel feeOn-time71%
EVA AirCheapest$805Average$1,176FlexibilityNo cancel feeOn-time74%
Japan AirlinesCheapest$815Average$960FlexibilityNo cancel feeOn-time79%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.