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Cheap flights from Thailand to Chicago from ฿19,684

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 13/10. Fares are subject to change and may not be available on all flights or dates of travel.
BKK — CHI
27 Jul — 3 Aug1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Thailand to Chicago

Enter your travel dates to find the best prices.

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 27 June 2026.

Mon 19/1015:45
BKK
-
ORD
3 stops41h 33m
United Airlines
Wed 25/1106:00
ORD
-
BKK
2 stops34h 10m
United Airlines
Deal found 25/6฿29,160
Sun 1/1109:10
BKK
-
ORD
1 stop35h 10m
United Airlines
Mon 18/122:00
ORD
-
BKK
2 stops37h 20m
United Airlines
Deal found 22/6฿29,226
Wed 21/1015:45
BKK
-
ORD
3 stops39h 44m
United Airlines
Wed 18/1106:00
ORD
-
BKK
2 stops40h 30m
United Airlines
Deal found 21/6฿29,927
Thu 10/1219:10
BKK
-
ORD
2 stops57h 05m
โอมานแอร์
Wed 30/1218:50
ORD
-
BKK
2 stops33h 25m
โอมานแอร์
Deal found 21/6฿31,595
Mon 6/707:00
BKK
-
ORD
2 stops42h 08m
United Airlines
Fri 21/806:30
ORD
-
BKK
2 stops34h 05m
United Airlines
Deal found 22/6฿31,762
Wed 23/907:05
BKK
-
ORD
1 stop19h 38m
แอร์แคนาดา
Wed 21/1015:40
ORD
-
BKK
1 stop25h 25m
แอร์แคนาดา
Deal found 23/6฿31,795
Mon 19/1007:05
BKK
-
ORD
2 stops46h 00m
แอร์แคนาดา
Wed 25/1108:49
ORD
-
BKK
1 stop32h 41m
แอร์แคนาดา
Deal found 25/6฿31,962
Wed 7/1007:05
BKK
-
ORD
1 stop25h 01m
แอร์แคนาดา
Sat 17/1015:40
ORD
-
BKK
1 stop25h 25m
แอร์แคนาดา
Deal found 25/6฿32,229
Tue 6/1021:10
CNX
-
ORD
2 stops29h 33m
แอร์แคนาดา
Tue 3/1108:49
ORD
-
CNX
2 stops41h 51m
แอร์แคนาดา
Deal found 24/6฿33,997
Tue 18/802:35
BKK
-
MDW
2 stops32h 01m
เดลต้า
Thu 27/809:59
MDW
-
BKK
2 stops27h 06m
เดลต้า
Deal found 25/6฿34,765
Tue 15/921:10
CNX
-
ORD
2 stops29h 33m
แอร์แคนาดา
Sat 19/915:40
ORD
-
CNX
2 stops29h 05m
แอร์แคนาดา
Deal found 24/6฿39,035
Wed 7/1013:20
BKK
-
MDW
2 stops28h 40m
Multiple Airlines
Sat 17/1020:00
MDW
-
BKK
2 stops25h 45m
Multiple Airlines
Deal found 25/6฿39,202

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 27 June 2026.

Round-trip from

฿29,160

One-way from

฿19,684

Popular in

March

Cheapest in

February

Average price

฿35,866
United Airlines
  • United Airlines
  • 19/10-25/11
  • 5 total stops
  • 75h 43m total
  • Thailand to Chicago
Search Deals
แอร์แคนาดา
  • แอร์แคนาดา
  • 13/10
  • 2 total stops
  • 29h 33m total
  • Thailand to Chicago
Search Deals
Highest demand for flights based on searches. 15% potential increase in price (฿255,147 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (฿59,737 potential savings vs. average return price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

Cheapflights Fare Finder

 
Customise 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 17,341 searches. Data last updated 27 June 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 return flight

BangkokChicago

BKK - ORD

BKKORD

Bangkok Suvarnabhumi

Fri 4/9

09:50-23:57

2 stops26h 07m

Chicago O'Hare Intl

Fri 25/9

07:00-01:05

2 stops30h 05m

฿33,797

BangkokChicago

BKK - ORD

BKKORD

Bangkok Suvarnabhumi

Tue 15/9

09:50-09:30

1 stop35h 40m

Chicago O'Hare Intl

Tue 6/10

12:10-01:05

1 stop24h 55m

฿33,931

Chiang MaiChicago

CNX - ORD

CNXORD

Chiang Mai

Tue 6/10

21:10-14:43

2 stops29h 33m

Chicago O'Hare Intl

Tue 3/11

08:49-15:40

2 stops41h 51m

฿34,364

BangkokChicago

BKK - ORD

BKKORD

Bangkok Suvarnabhumi

Wed 19/8

09:50-23:29

2 stops25h 39m

Chicago O'Hare Intl

Thu 27/8

05:30-23:35

2 stops30h 05m

฿34,765

BangkokChicago

BKK - ORD

BKKORD

Bangkok Suvarnabhumi

Tue 18/8

09:50-23:29

2 stops25h 39m

Chicago O'Hare Intl

Wed 7/10

07:05-21:45

2 stops26h 40m

฿34,765

BangkokChicago

BKK - MDW

BKKMDW

Bangkok Suvarnabhumi

Tue 18/8

02:35-22:36

2 stops32h 01m

Chicago Midway

Thu 27/8

09:59-01:05

2 stops27h 06m

฿34,765

BangkokChicago

BKK - ORD

BKKORD

Bangkok Suvarnabhumi

Tue 27/10

00:55-09:30

1 stop20h 35m

Chicago O'Hare Intl

Sun 1/11

11:15-13:25

1 stop37h 10m

฿35,932

BangkokChicago

BKK - ORD

BKKORD

Bangkok Suvarnabhumi

Fri 4/9

07:00-14:55

1 stop19h 55m

Chicago O'Hare Intl

Fri 25/9

19:45-09:35

2 stops25h 50m

฿36,133

BangkokChicago

BKK - ORD

BKKORD

Bangkok Suvarnabhumi

Wed 16/12

09:00-06:30

2 stops34h 30m

Chicago O'Hare Intl

Wed 30/12

18:50-17:15

2 stops33h 25m

฿36,366

BangkokChicago

BKK - ORD

BKKORD

Bangkok Suvarnabhumi

Mon 6/7

07:00-14:55

1 stop19h 55m

Chicago O'Hare Intl

Thu 23/7

16:45-09:35

2 stops28h 50m

฿36,566

Flights are sorted by cheapest return flights first.

Deals found on 25/6

Showing 1-10 of 60 resultsSorted by cheapest first
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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 return 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, February is the cheapest month in which you can book a flight from Thailand to Chicago (average of ฿12,411). Flying from Thailand to Chicago in April is currently the most expensive (average of ฿32,696). 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?

The price you pay for your flight from Thailand to Chicago may vary depending on when you book. For the best chance of a lower fare, look to book 58 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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 27 June 2026.
Read through reviews of airlines operating flights from Thailand to Chicago, such as Korean Air,Japan Airlines, andANA. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.4
Very Good
1,218 reviews
Check prices

Comfort

8.3

Food

8.1

Overall

8.4

Crew

8.7

Entertainment

8.2

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
Korean Air
8.4
Very Good
1,218 reviews
Korean Air
8.4
Very Good
1,218 reviews
Check prices

Comfort

8.3

Food

8.1

Overall

8.4

Crew

8.7

Entertainment

8.2

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
Japan Airlines
8.3
Very Good
1,851 reviews
Korean Air
8.4
Very Good
1,218 reviews
Check prices

Comfort

8.3

Food

8.1

Overall

8.4

Crew

8.7

Entertainment

8.2

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
ANA
8.3
Very Good
1,254 reviews
Korean Air
8.4
Very Good
1,218 reviews
Check prices

Comfort

8.3

Food

8.1

Overall

8.4

Crew

8.7

Entertainment

8.2

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!

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 เดลต้า, Korean Air, and แอร์แคนาดา fly from Thailand to Chicago in about 26h 07m. The time it takes to get you to your destination can typically vary by up to 9h 33m. There are 13752 km between Thailand and Chicago. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

    The cheapet airlines for a one-way flight from Thailand to Chicago are Korean Air (฿14,878), Thai Airways (฿19,303), and ANA (฿22,221).

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

    Most travellers choose Bangkok Suvarnabhumi - Chicago O'Hare Intl, Bangkok Don Mueang Intl - Chicago O'Hare Intl or Bangkok Suvarnabhumi - Chicago Midway 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 holiday 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, February is the cheapest month in which you can book a flight from Thailand to Chicago (average of ฿12,411). Flying from Thailand to Chicago in April is currently the most expensive (average of ฿32,696). 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.

Alternative routes for Thailand to Chicago

See prices for flight routes from nearby airports that may be better suited for you.
Chiang Mai to O'Hare Intl flights
Chiang Mai to Midway flights
Ko Samui to O'Hare Intl flights
Phuket City to St. Louis flights

Top 8 airlines flying from Thailand to Chicago

Discover the top 8 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 17,341 searches. Data last updated 27 June 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest฿31,798Average฿38,882FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Korean AirCheapest฿32,432Average฿33,588FlexibilityNo cancel feeOn-time81%
Search Korean Air flights
เดลต้าCheapest฿33,313Average฿52,610FlexibilityNo cancel feeOn-timeN/A
Search เดลต้า flights
ANACheapest฿35,177Average฿38,351FlexibilityNo cancel feeOn-time80%
Search ANA flights
EVA AirCheapest฿35,569Average฿39,784FlexibilityNo cancel feeOn-time74%
Search EVA Air flights
Thai AirwaysCheapest฿37,947Average฿55,807FlexibilityNo cancel feeOn-time77%
Search Thai Airways flights
Japan AirlinesCheapest฿40,323Average฿43,128FlexibilityNo cancel feeOn-time79%
Search Japan Airlines flights
Cathay PacificCheapest฿40,896Average฿59,920FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Thailand to Chicago?

Cheapflights helps you search for flights from Thailand to Chicago via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Thailand to Chicago?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Thailand to Chicago.

Can Cheapflights find flights from Thailand to Chicago with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Thailand to Chicago flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Thailand to Chicago become cheaper?

Yes! Start tracking prices for Thailand to Chicago flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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