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Cheap flights from Thailand to Chicago from ฿19,352

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 26/9. Fares are subject to change and may not be available on all flights or dates of travel.
BKK — CHI
5 Jun — 12 Jun1
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 6 May 2026.

Wed 4/1100:15
CNX
-
ORD
1 stop21h 15m
Korean Air
Mon 9/1111:15
ORD
-
CNX
1 stop22h 40m
Korean Air
Deal found 1/5฿35,766
Sun 4/1002:30
BKK
-
ORD
1 stop24h 35m
Qatar Airways
Wed 28/1018:50
ORD
-
BKK
1 stop23h 25m
Qatar Airways
Deal found 4/5฿36,158
Tue 5/515:45
BKK
-
ORD
2 stops25h 21m
United Airlines
Tue 11/811:50
ORD
-
BKK
1 stop24h 05m
United Airlines
Deal found 5/5฿36,191
Mon 5/1007:05
BKK
-
ORD
2 stops40h 04m
แอร์แคนาดา
Sun 29/1109:00
ORD
-
BKK
2 stops32h 30m
แอร์แคนาดา
Deal found 5/5฿36,256
Thu 18/603:00
BKK
-
ORD
1 stop24h 05m
Multiple Airlines
Fri 26/616:29
ORD
-
BKK
2 stops25h 51m
Multiple Airlines
Deal found 6/5฿36,321
Thu 11/602:30
BKK
-
ORD
1 stop26h 20m
Multiple Airlines
Sat 20/616:13
ORD
-
BKK
2 stops26h 07m
Multiple Airlines
Deal found 4/5฿36,419
Sat 13/619:45
BKK
-
ORD
1 stop33h 05m
Multiple Airlines
Tue 23/616:33
ORD
-
BKK
2 stops26h 42m
Multiple Airlines
Deal found 6/5฿36,452
Wed 11/1118:55
BKK
-
ORD
1 stop32h 35m
Multiple Airlines
Mon 16/1116:06
ORD
-
BKK
2 stops25h 09m
Multiple Airlines
Deal found 4/5฿36,517
Sun 14/607:35
BKK
-
ORD
2 stops25h 25m
Multiple Airlines
Sat 27/600:30
ORD
-
BKK
2 stops27h 55m
Multiple Airlines
Deal found 6/5฿36,582
Sat 13/601:00
BKK
-
ORD
1 stop27h 50m
Multiple Airlines
Tue 23/606:00
ORD
-
BKK
2 stops25h 25m
Multiple Airlines
Deal found 5/5฿36,746
Sat 9/507:50
DMK
-
ORD
2 stops25h 10m
Multiple Airlines
Fri 15/500:30
ORD
-
DMK
2 stops31h 25m
Multiple Airlines
Deal found 4/5฿38,181
Tue 6/1011:35
CNX
-
ORD
1 stop21h 10m
EVA Air
Sat 24/1000:30
ORD
-
CNX
1 stop22h 05m
EVA Air
Deal found 2/5฿39,976

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 6 May 2026.

Round-trip from

฿36,158

One-way from

฿19,352

Popular in

March

Cheapest in

February

Average price

฿37,398
Qatar Airways
  • Qatar Airways
  • 4/10-28/10
  • 2 total stops
  • 48h 00m total
  • Thailand to Chicago
Search Deals
26/9
  • 26/9
  • 2 total stops
  • 36h 47m total
  • Thailand to Chicago
Search Deals
Highest demand for flights based on searches. 15% potential increase in price (฿242,779 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (฿56,896 potential savings vs. average return price).
Search Deals
Average for round-trip flights in May 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 6 May 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

Mon 12/10

15:45-07:23

3 stops27h 38m

Chicago O'Hare Intl

Wed 21/10

12:49-09:35

3 stops32h 46m

฿36,452

BangkokChicago

BKK - ORD

BKKORD

Bangkok Suvarnabhumi

Sat 13/6

19:00-16:50

1 stop33h 50m

Chicago O'Hare Intl

Mon 22/6

16:33-07:15

2 stops26h 42m

฿36,778

BangkokChicago

BKK - ORD

BKKORD

Bangkok Suvarnabhumi

Sat 18/7

09:35-05:46

2 stops32h 11m

Chicago O'Hare Intl

Tue 11/8

13:58-09:35

2 stops31h 37m

฿39,487
Fastest return journey

Chiang MaiChicago

CNX - ORD

CNXORD

Chiang Mai

Tue 6/10

11:35-20:45

1 stop21h 10m

Chicago O'Hare Intl

Sat 24/10

00:30-10:35

1 stop22h 05m

฿39,976

BangkokChicago

BKK - ORD

BKKORD

Bangkok Suvarnabhumi

Mon 1/6

21:05-21:00

2 stops35h 55m

Chicago O'Hare Intl

Mon 8/6

00:30-21:05

3 stops32h 35m

฿40,727

BangkokChicago

BKK - ORD

BKKORD

Bangkok Suvarnabhumi

Sun 31/5

02:30-16:50

1 stop26h 20m

Chicago O'Hare Intl

Tue 9/6

15:27-06:55

2 stops27h 28m

฿41,021

Chiang MaiChicago

CNX - ORD

CNXORD

Chiang Mai

Thu 24/9

21:10-14:48

2 stops29h 38m

Chicago O'Hare Intl

Mon 28/9

15:40-11:15

2 stops31h 35m

฿41,118

BangkokChicago

BKK - ORD

BKKORD

Bangkok Suvarnabhumi

Fri 22/5

09:50-11:47

2 stops37h 57m

Chicago O'Hare Intl

Fri 20/11

19:35-23:20

2 stops38h 45m

฿41,641

BangkokChicago

BKK - ORD

BKKORD

Bangkok Suvarnabhumi

Tue 30/6

03:00-15:05

1 stop24h 05m

Chicago O'Hare Intl

Mon 13/7

16:30-06:20

2 stops25h 50m

฿41,641

BangkokChicago

BKK - ORD

BKKORD

Bangkok Suvarnabhumi

Wed 17/6

03:00-15:05

1 stop24h 05m

Chicago O'Hare Intl

Thu 25/6

06:00-19:25

2 stops25h 25m

฿42,065

Flights are sorted by cheapest return flights first.

Deals found on 1/5

Showing 1-10 of 60 resultsSorted by cheapest first
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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 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

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 22 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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 ฿12,140). Flying from Thailand to Chicago in August is currently the most expensive (average of ฿32,568). 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 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 6 May 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
1,217 reviews
Check prices

Food

8.1

Entertainment

8.2

Comfort

8.3

Crew

8.7

Boarding

8.5

Overall

8.4

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
1,217 reviews
Korean Air
8.4
Very Good
1,217 reviews
Check prices

Food

8.1

Entertainment

8.2

Comfort

8.3

Crew

8.7

Boarding

8.5

Overall

8.4

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
1,809 reviews
Korean Air
8.4
Very Good
1,217 reviews
Check prices

Food

8.1

Entertainment

8.2

Comfort

8.3

Crew

8.7

Boarding

8.5

Overall

8.4

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
1,207 reviews
Korean Air
8.4
Very Good
1,217 reviews
Check prices

Food

8.1

Entertainment

8.2

Comfort

8.3

Crew

8.7

Boarding

8.5

Overall

8.4

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 United Airlines, EVA Air, and Qatar Airways fly from Thailand to Chicago in about 21h 10m. The time it takes to get you to your destination can typically vary by up to 6h 28m. There are 13214 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 (฿14,552), Thai Airways (฿18,881), and ANA (฿21,735).

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

    Most travellers 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 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 ฿12,140). Flying from Thailand to Chicago in August is currently the most expensive (average of ฿32,568). 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
Phuket City to St. Louis flights
Ko Samui to O'Hare Intl flights

Top 7 airlines flying from Thailand to Chicago

Discover the top 7 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 6 May 2026.
AirlineCheapestAverageFlexibilityOn-time
Korean AirCheapest฿30,945Average฿32,853FlexibilityNo cancel feeOn-time81%
Search Korean Air flights
เดลต้าCheapest฿32,584Average฿51,460FlexibilityNo cancel feeOn-timeN/A
Search เดลต้า flights
United AirlinesCheapest฿33,700Average฿39,781FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
EVA AirCheapest฿34,055Average฿37,678FlexibilityNo cancel feeOn-time74%
Search EVA Air flights
ANACheapest฿34,407Average฿38,609FlexibilityNo cancel feeOn-time80%
Search ANA flights
Thai AirwaysCheapest฿37,137Average฿54,587FlexibilityNo cancel feeOn-time77%
Search Thai Airways flights
Japan AirlinesCheapest฿39,441Average฿43,262FlexibilityNo cancel feeOn-time79%
Search Japan Airlines 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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