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Cheap flights from Thailand to Chicago from ฿20,803

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 10/11. Fares are subject to change and may not be available on all flights or dates of travel.
BKK — CHI
22 Aug — 29 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 23 July 2026.

Thu 10/1219:10
BKK
-
ORD
2 stops56h 55m
โอมานแอร์
Thu 31/1210:35
ORD
-
BKK
2 stops31h 10m
โอมานแอร์
Deal found 18/7฿31,373
Fri 4/910:15
BKK
-
ORD
2 stops35h 15m
Multiple Airlines
Fri 11/914:00
ORD
-
BKK
1 stop28h 45m
Multiple Airlines
Deal found 21/7฿32,487
Thu 3/910:10
BKK
-
ORD
2 stops35h 20m
Multiple Airlines
Thu 10/921:10
ORD
-
BKK
1 stop21h 35m
Multiple Airlines
Deal found 20/7฿32,521
Sun 20/910:10
BKK
-
ORD
2 stops35h 20m
Multiple Airlines
Thu 24/914:00
ORD
-
BKK
1 stop21h 55m
Multiple Airlines
Deal found 21/7฿32,859
Thu 15/1019:40
BKK
-
ORD
2 stops31h 03m
Multiple Airlines
Fri 23/1021:10
ORD
-
BKK
1 stop26h 35m
Multiple Airlines
Deal found 22/7฿32,892
Sat 5/910:10
BKK
-
ORD
2 stops35h 20m
Multiple Airlines
Sat 12/921:10
ORD
-
BKK
1 stop27h 00m
Multiple Airlines
Deal found 22/7฿33,331
Thu 3/910:10
BKK
-
ORD
2 stops35h 20m
Multiple Airlines
Fri 18/921:10
ORD
-
BKK
1 stop21h 35m
Multiple Airlines
Deal found 21/7฿33,365
Thu 3/921:40
BKK
-
ORD
1 stop23h 50m
Korean Air
Fri 18/912:10
ORD
-
BKK
1 stop21h 35m
Korean Air
Deal found 21/7฿33,602
Thu 8/1001:35
BKK
-
ORD
2 stops34h 24m
Multiple Airlines
Fri 23/1021:10
ORD
-
BKK
1 stop26h 35m
Multiple Airlines
Deal found 20/7฿33,737
Thu 3/921:40
BKK
-
ORD
1 stop23h 50m
Korean Air
Thu 10/912:10
ORD
-
BKK
1 stop37h 25m
Korean Air
Deal found 20/7฿33,838
Thu 3/923:30
BKK
-
MDW
2 stops31h 03m
เดลต้า
Fri 18/909:29
MDW
-
BKK
2 stops26h 06m
เดลต้า
Deal found 23/7฿34,176
Mon 19/1023:30
BKK
-
MDW
2 stops25h 18m
เดลต้า
Mon 2/1117:21
MDW
-
BKK
2 stops39h 09m
เดลต้า
Deal found 20/7฿34,209

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 23 July 2026.

Round-trip from

฿31,373

One-way from

฿20,803

Popular in

March

Cheapest in

October

Average price

฿39,039
โอมานแอร์
  • โอมานแอร์
  • 10/12-30/12
  • 4 total stops
  • 103h 50m total
  • Thailand to Chicago
Search Deals
10/11
  • 10/11
  • 2 total stops
  • 43h 57m total
  • Thailand to Chicago
Search Deals
Highest demand for flights based on searches. 15% potential increase in price (฿253,910 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (฿60,493 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 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 23 July 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

Tue 20/10

09:50-09:30

1 stop35h 40m

Chicago O'Hare Intl

Tue 3/11

11:15-13:25

1 stop37h 10m

฿34,176

BangkokChicago

BKK - ORD

BKKORD

Bangkok Suvarnabhumi

Sun 13/9

09:50-23:57

2 stops26h 07m

Chicago O'Hare Intl

Tue 13/10

09:59-01:05

2 stops27h 06m

฿34,209

BangkokChicago

BKK - ORD

BKKORD

Bangkok Suvarnabhumi

Fri 23/10

09:50-23:51

2 stops26h 01m

Chicago O'Hare Intl

Fri 6/11

07:10-00:45

2 stops28h 35m

฿34,209

BangkokChicago

BKK - MDW

BKKMDW

Bangkok Suvarnabhumi

Tue 20/10

21:40-12:48

2 stops27h 08m

Chicago Midway

Tue 3/11

16:25-13:25

2 stops32h 00m

฿34,209

BangkokChicago

BKK - MDW

BKKMDW

Bangkok Suvarnabhumi

Wed 21/10

09:50-22:25

2 stops24h 35m

Chicago Midway

Wed 4/11

18:45-23:20

2 stops39h 35m

฿34,209

BangkokChicago

BKK - ORD

BKKORD

Bangkok Suvarnabhumi

Wed 23/12

21:30-10:33

2 stops26h 03m

Chicago O'Hare Intl

Sat 2/1

07:05-00:45

2 stops28h 40m

฿34,277

BangkokChicago

BKK - ORD

BKKORD

Bangkok Suvarnabhumi

Fri 4/9

09:50-23:57

2 stops26h 07m

Chicago O'Hare Intl

Fri 25/9

08:55-01:05

2 stops28h 10m

฿34,277

BangkokChicago

BKK - MDW

BKKMDW

Bangkok Suvarnabhumi

Fri 4/9

09:50-22:36

2 stops24h 46m

Chicago Midway

Fri 11/9

09:59-01:05

2 stops27h 06m

฿34,277

BangkokChicago

BKK - MDW

BKKMDW

Bangkok Suvarnabhumi

Fri 4/9

02:35-22:36

2 stops32h 01m

Chicago Midway

Sat 12/9

09:59-23:35

2 stops25h 36m

฿34,277

BangkokChicago

BKK - MDW

BKKMDW

Bangkok Suvarnabhumi

Mon 31/8

09:50-22:36

2 stops24h 46m

Chicago Midway

Tue 8/9

09:59-23:35

2 stops25h 36m

฿34,277

Flights are sorted by cheapest return flights first.

Deals found on 22/7

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

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 ฿34,885). Flying from Thailand to Chicago in March is currently the most expensive (average of ฿52,142). 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 85 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 23 July 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
1,221 reviews
Check prices

Overall

8.4

Comfort

8.3

Food

8.1

Boarding

8.5

Entertainment

8.2

Crew

8.7

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
1,221 reviews
Korean Air
8.4
Very Good
1,221 reviews
Check prices

Overall

8.4

Comfort

8.3

Food

8.1

Boarding

8.5

Entertainment

8.2

Crew

8.7

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
1,881 reviews
Korean Air
8.4
Very Good
1,221 reviews
Check prices

Overall

8.4

Comfort

8.3

Food

8.1

Boarding

8.5

Entertainment

8.2

Crew

8.7

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
1,276 reviews
Korean Air
8.4
Very Good
1,221 reviews
Check prices

Overall

8.4

Comfort

8.3

Food

8.1

Boarding

8.5

Entertainment

8.2

Crew

8.7

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 Korean Air, เดลต้า, and EVA Air 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 14h 30m. 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 (฿15,059), Thai Airways (฿19,539), and ANA (฿22,492).

  • 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, January is the cheapest month in which you can book a flight from Thailand to Chicago (average of ฿34,885). Flying from Thailand to Chicago in March is currently the most expensive (average of ฿52,142). 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.
Phuket City to St. Louis flights
Chiang Mai to O'Hare Intl flights
Chiang Mai to Midway flights
Ko Samui to O'Hare Intl flights

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 17,341 searches. Data last updated 23 July 2026.
AirlineCheapestAverageFlexibilityOn-time
Korean AirCheapest฿32,827Average฿34,720FlexibilityNo cancel feeOn-time81%
Search Korean Air flights
เดลต้าCheapest฿33,719Average฿53,252FlexibilityNo cancel feeOn-timeN/A
Search เดลต้า flights
ANACheapest฿36,144Average฿39,076FlexibilityNo cancel feeOn-time80%
Search ANA flights
EVA AirCheapest฿36,942Average฿36,942FlexibilityNo cancel feeOn-time74%
Search EVA Air flights
Thai AirwaysCheapest฿38,410Average฿56,488FlexibilityNo cancel feeOn-time77%
Search Thai Airways flights
Cathay PacificCheapest฿41,394Average฿60,651FlexibilityNo 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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