HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Chicago

$589+ Cheap flights from Thailand to Chicago (CHI)

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 9/5. Fares are subject to change and may not be available on all flights or dates of travel.
BKK — CHI
Sep 1 — Sep 81
Tue 9/1
Tue 9/8
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Thailand to Chicago 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 Thailand to Chicago

Cheapest flights from Thailand to Chicago
Explore the most affordable flight options available from Thailand to Chicago. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 2, 2026.

This Gotogate deal was found by Cheapflights users on 8/1. 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 8/318:15 am
BKK
-
ORD
1 stop24h 55m
Thai Airways
Sun 9/612:30 am
ORD
-
BKK
1 stop33h 05m
Thai Airways
Deal found 8/1$808
This Booking.com deal was found by Cheapflights users on 8/1. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/1512:40 pm
BKK
-
ORD
1 stop20h 05m
Thai Airways
Mon 9/2112:30 am
ORD
-
BKK
1 stop28h 20m
Thai Airways
Deal found 8/1$813
This CheapOair deal was found by Cheapflights users on 8/1. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/1512:40 pm
BKK
-
ORD
1 stop20h 05m
Thai Airways
Mon 10/512:30 am
ORD
-
BKK
1 stop28h 20m
Thai Airways
Deal found 8/1$823
This CheapOair deal was found by Cheapflights users on 8/1. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/48:15 am
BKK
-
ORD
1 stop24h 30m
Thai Airways
Thu 9/2412:30 am
ORD
-
BKK
1 stop33h 05m
Thai Airways
Deal found 8/1$831
This SmartFares deal was found by Cheapflights users on 8/1. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/165:15 pm
BKK
-
ORD
1 stop39h 30m
Thai Airways
Sun 9/2012:30 am
ORD
-
BKK
1 stop22h 10m
Thai Airways
Deal found 8/1$835
This Trip.com deal was found by Cheapflights users on 7/31. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/25:30 pm
BKK
-
ORD
1 stop39h 05m
Thai Airways
Mon 12/711:30 pm
ORD
-
BKK
1 stop22h 20m
Thai Airways
Deal found 7/31$845
This iWofly deal was found by Cheapflights users on 7/31. 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 iWofly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/225:15 pm
BKK
-
ORD
1 stop39h 30m
Thai Airways
Thu 11/511:30 pm
ORD
-
BKK
1 stop22h 20m
Thai Airways
Deal found 7/31$851
This Trip.com deal was found by Cheapflights users on 7/31. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/198:15 am
BKK
-
ORD
1 stop24h 30m
Thai Airways
Fri 9/2512:30 am
ORD
-
BKK
1 stop33h 05m
Thai Airways
Deal found 7/31$853
This oojo deal was found by Cheapflights users on 7/31. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/188:15 am
BKK
-
ORD
1 stop24h 20m
Thai Airways
Mon 1/411:30 pm
ORD
-
BKK
1 stop22h 20m
Thai Airways
Deal found 7/31$856
This iWofly deal was found by Cheapflights users on 7/31. 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 iWofly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/205:15 pm
BKK
-
ORD
1 stop39h 30m
Thai Airways
Tue 11/311:30 pm
ORD
-
BKK
1 stop28h 20m
Thai Airways
Deal found 7/31$880
This Kiwi.com deal was found by Cheapflights users on 7/31. 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.
Wed 9/169:50 am
BKK
-
ORD
1 stop35h 40m
Korean Air
Mon 9/2112:10 pm
ORD
-
BKK
1 stop21h 35m
Korean Air
Deal found 7/31$921
This Delta deal was found by Cheapflights users on 7/28. 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.
Thu 9/109:40 pm
BKK
-
MDW
2 stops30h 37m
Delta
Thu 9/179:29 am
MDW
-
BKK
2 stops24h 16m
Delta
Deal found 7/28$968

Find flight deals from Thailand to Chicago

Keep the following information in mind while searching for Thailand to Chicago flight deals. Data was last updated August 2, 2026.

Round-trip from

$808
(Gotogate)

One-way from

$589
(Kiwi.com)

Popular in

March

Cheapest in

October

Average price

$1,262
From Thailand to Chicago (CHI)
Search Deals
One-way flight from Thailand to Chicago (CHI)
Search Deals
Highest demand for flights based on searches. 15% potential increase in price ($221 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($53 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Thailand to Chicago 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 August 2, 2026.
Use the filters below to find and compare flights from Thailand to Chicago that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BangkokChicago

BKK - ORD

BKKORD

Bangkok Suvarnabhumi

Tue 9/15

9:40 pm-9:30 am

1 stop23h 50m

Chicago O'Hare Intl

Tue 10/6

12:10 pm-11:35 pm

1 stop23h 25m

$960

BangkokChicago

BKK - MDW

BKKMDW

Bangkok Suvarnabhumi

Thu 9/10

9:40 pm-4:17 pm

2 stops30h 37m

Chicago Midway

Thu 9/17

9:29 am-9:45 pm

2 stops24h 16m

$968

BangkokChicago

BKK - MDW

BKKMDW

Bangkok Suvarnabhumi

Fri 9/11

9:50 am-10:44 pm

2 stops24h 54m

Chicago Midway

Fri 9/18

9:29 am-1:05 am

2 stops27h 36m

$968

BangkokChicago

BKK - MDW

BKKMDW

Bangkok Suvarnabhumi

Sat 9/12

9:50 am-10:44 pm

2 stops24h 54m

Chicago Midway

Sat 9/19

9:29 am-11:35 pm

2 stops26h 06m

$968

BangkokChicago

BKK - ORD

BKKORD

Bangkok Suvarnabhumi

Tue 9/8

9:50 am-11:57 pm

2 stops26h 07m

Chicago O'Hare Intl

Tue 9/29

5:30 am-9:45 pm

2 stops28h 15m

$970

BangkokChicago

BKK - MDW

BKKMDW

Bangkok Suvarnabhumi

Wed 9/16

9:50 am-10:44 pm

2 stops24h 54m

Chicago Midway

Mon 9/21

9:29 am-9:45 pm

2 stops24h 16m

$970

BangkokChicago

BKK - MDW

BKKMDW

Bangkok Suvarnabhumi

Mon 9/14

9:50 am-10:44 pm

2 stops24h 54m

Chicago Midway

Mon 9/21

9:29 am-1:05 am

2 stops27h 36m

$971

Chiang MaiChicago

CNX - ORD

CNXORD

Chiang Mai

Mon 10/26

12:15 am-9:30 am

1 stop21h 15m

Chicago O'Hare Intl

Fri 11/13

11:15 am-10:55 pm

1 stop22h 40m

$1,013

Chiang MaiChicago

CNX - ORD

CNXORD

Chiang Mai

Sun 10/25

12:15 am-9:30 am

1 stop21h 15m

Chicago O'Hare Intl

Sun 11/15

11:15 am-10:55 pm

1 stop22h 40m

$1,013

BangkokChicago

BKK - ORD

BKKORD

Bangkok Suvarnabhumi

Tue 9/8

7:00 am-2:55 pm

1 stop19h 55m

Chicago O'Hare Intl

Tue 9/29

2:00 pm-9:35 am

2 stops31h 35m

$1,022

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/31

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

Best time to book a flight from Thailand to Chicago

Have a flexible travel schedule? Discover the best time to fly to Chicago from Thailand 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 Thailand to Chicago

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

Currently, January is the cheapest month in which you can book a flight from Thailand to Chicago (average of $1,033). Flying from Thailand to Chicago in March is currently the most expensive (average of $1,544). 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.

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

To ensure you get the cheapest price possible for a flight from Thailand to Chicago, you should look to book at least 85 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.

Reviews of airlines servicing Chicago

Get insights into the airlines that provide service to Chicago. 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 Chicago. Reviews last updated August 2, 2026.
See what other customers who have flown with EVA Air,ANA, andUnited Airlines from Thailand to Chicago have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
EVA Air
8.5
Very good
1,511 reviews

Crew

8.7

Food

8.1

Boarding

8.5

Entertainment

8.0

Overall

8.5

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2026

TPE - SFO

Why when we’re about to board they suddenly announced the letters ABC to board first .. so what is the use us waiting at the door (with wheelchairs) ended up almost at the end to board and I can see people walking boarding first? Is this something new? You go by letters now?
EVA Air
8.5
Very good
1,511 reviews
EVA Air
8.5
Very good
1,511 reviews

Crew

8.7

Food

8.1

Boarding

8.5

Entertainment

8.0

Overall

8.5

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2026

TPE - SFO

Why when we’re about to board they suddenly announced the letters ABC to board first .. so what is the use us waiting at the door (with wheelchairs) ended up almost at the end to board and I can see people walking boarding first? Is this something new? You go by letters now?
ANA
8.3
Very good
1,289 reviews
EVA Air
8.5
Very good
1,511 reviews

Crew

8.7

Food

8.1

Boarding

8.5

Entertainment

8.0

Overall

8.5

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2026

TPE - SFO

Why when we’re about to board they suddenly announced the letters ABC to board first .. so what is the use us waiting at the door (with wheelchairs) ended up almost at the end to board and I can see people walking boarding first? Is this something new? You go by letters now?
United Airlines
7.4
Good
10,062 reviews
EVA Air
8.5
Very good
1,511 reviews

Crew

8.7

Food

8.1

Boarding

8.5

Entertainment

8.0

Overall

8.5

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2026

TPE - SFO

Why when we’re about to board they suddenly announced the letters ABC to board first .. so what is the use us waiting at the door (with wheelchairs) ended up almost at the end to board and I can see people walking boarding first? Is this something new? You go by letters now?

Related info for your journey

Find useful and relevant information for your journey from Thailand to Chicago. 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 Thailand to Chicago?

    Airlines like Korean Air, Delta, and United Airlines fly from Thailand to Chicago in about 19h 55m. The time it takes to get you to your destination can typically vary by up to 10h 42m. Airlines will cover a distance of 8545 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    For one-way options, check prices for Air Canada. According to our data, you can fly for as low as $492. Users have also found prices from $551 and $598 on Etihad Airways and Thai Airways, respectively.

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

    Most travelers choose Bangkok Suvarnabhumi - Chicago O'Hare Intl, Bangkok Suvarnabhumi - Chicago Midway or Bangkok Don Mueang Intl - Chicago O'Hare Intl when deciding on the best route from Thailand to Chicago.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Thailand to Chicago 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 Thailand to Chicago?

    Currently, January is the cheapest month in which you can book a flight from Thailand to Chicago (average of $1,033). Flying from Thailand to Chicago in March is currently the most expensive (average of $1,544). 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

Traveling to a place near Chicago?

Book flights to Chicago if you plan to visit one of these locations
Benton Harbor
Lansing
Merrillville
Valparaiso
Hammond
Saint Joseph
Porter

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 6 airlines flying from Thailand to Chicago

Discover the top 6 airlines that operate flights from Thailand to Chicago. 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 August 2, 2026.
AirlineCheapestAverageFlexibilityOn-time
Korean AirCheapest$941Average$1,011FlexibilityNo cancel feeOn-time81%
Japan AirlinesCheapest$946Average$1,524FlexibilityNo cancel feeOn-time79%
EVA AirCheapest$993Average$1,230FlexibilityNo cancel feeOn-time74%
United AirlinesCheapest$1,020Average$1,143FlexibilityNo cancel feeOn-time69%
ANACheapest$1,067Average$1,138FlexibilityNo cancel feeOn-time80%
Thai AirwaysCheapest$1,122Average$1,225FlexibilityNo cancel feeOn-time77%

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.