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Cheap flights from Thailand to Chicago from ฿19,488

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
29 Jun — 6 Jul1
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 30 May 2026.

Mon 13/709:35
BKK
-
ORD
2 stops31h 16m
ANA
Tue 13/1011:50
ORD
-
BKK
1 stop24h 05m
ANA
Deal found 26/5฿36,081
Tue 16/621:35
BKK
-
ORD
1 stop29h 50m
ANA
Wed 19/817:45
ORD
-
BKK
1 stop33h 45m
ANA
Deal found 25/5฿36,179
Wed 24/615:45
BKK
-
ORD
2 stops26h 01m
United Airlines
Tue 11/819:50
ORD
-
BKK
2 stops25h 45m
United Airlines
Deal found 26/5฿36,341
Tue 6/1011:20
CNX
-
ORD
2 stops31h 00m
Multiple Airlines
Tue 3/1118:33
ORD
-
CNX
2 stops26h 57m
Multiple Airlines
Deal found 30/5฿36,341
Wed 24/607:05
BKK
-
ORD
1 stop19h 36m
แอร์แคนาดา
Mon 10/815:40
ORD
-
BKK
1 stop25h 25m
แอร์แคนาดา
Deal found 25/5฿36,471
Wed 24/607:05
BKK
-
ORD
1 stop19h 36m
แอร์แคนาดา
Thu 13/808:45
ORD
-
BKK
2 stops26h 50m
แอร์แคนาดา
Deal found 25/5฿36,797
Tue 23/609:50
BKK
-
ORD
2 stops34h 10m
แอร์แคนาดา
Wed 12/815:40
ORD
-
BKK
1 stop25h 25m
แอร์แคนาดา
Deal found 25/5฿36,959
Wed 1/707:45
BKK
-
ORD
2 stops24h 20m
แอร์แคนาดา
Wed 23/908:49
ORD
-
BKK
1 stop32h 16m
แอร์แคนาดา
Deal found 27/5฿37,025
Sat 11/711:35
CNX
-
ORD
1 stop21h 35m
Multiple Airlines
Sat 18/720:20
ORD
-
CNX
2 stops26h 05m
Multiple Airlines
Deal found 27/5฿38,879
Sat 11/723:30
BKK
-
MDW
2 stops24h 26m
เดลต้า
Sat 18/709:49
MDW
-
BKK
2 stops27h 16m
เดลต้า
Deal found 27/5฿39,107
Sat 11/721:40
BKK
-
MDW
2 stops26h 16m
เดลต้า
Tue 28/706:00
MDW
-
BKK
2 stops27h 45m
เดลต้า
Deal found 28/5฿39,139
Mon 6/721:40
BKK
-
MDW
2 stops26h 16m
เดลต้า
Tue 21/709:49
MDW
-
BKK
2 stops27h 16m
เดลต้า
Deal found 26/5฿39,302

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 30 May 2026.

Round-trip from

฿36,081

One-way from

฿19,488

Popular in

March

Cheapest in

February

Average price

฿36,764
ANA
  • ANA
  • 13/7-13/10
  • 3 total stops
  • 55h 21m total
  • Thailand to Chicago
Search Deals
10/11
  • 10/11
  • 2 total stops
  • 31h 15m total
  • Thailand to Chicago
Search Deals
Highest demand for flights based on searches. 15% potential increase in price (฿244,390 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (฿56,817 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 30 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

Wed 24/6

15:45-05:46

2 stops26h 01m

Chicago O'Hare Intl

Tue 11/8

19:50-09:35

2 stops25h 45m

฿36,341

Chiang MaiChicago

CNX - ORD

CNXORD

Chiang Mai

Tue 6/10

11:20-06:20

2 stops31h 00m

Chicago O'Hare Intl

Tue 3/11

18:33-10:30

2 stops26h 57m

฿36,341

BangkokChicago

BKK - ORD

BKKORD

Bangkok Suvarnabhumi

Thu 2/7

15:45-17:05

3 stops37h 20m

Chicago O'Hare Intl

Fri 10/7

12:40-09:35

3 stops32h 55m

฿38,131

Chiang MaiChicago

CNX - ORD

CNXORD

Chiang Mai

Sat 11/7

11:35-21:10

1 stop21h 35m

Chicago O'Hare Intl

Sat 18/7

20:20-10:25

2 stops26h 05m

฿38,879

BangkokChicago

BKK - ORD

BKKORD

Bangkok Suvarnabhumi

Sun 12/7

02:35-23:38

2 stops33h 03m

Chicago O'Hare Intl

Tue 13/10

06:00-01:05

2 stops31h 05m

฿39,107

BangkokChicago

BKK - MDW

BKKMDW

Bangkok Suvarnabhumi

Sat 11/7

23:30-11:56

2 stops24h 26m

Chicago Midway

Sat 18/7

09:49-01:05

2 stops27h 16m

฿39,107

BangkokChicago

BKK - MDW

BKKMDW

Bangkok Suvarnabhumi

Sat 11/7

21:40-11:56

2 stops26h 16m

Chicago Midway

Tue 28/7

06:00-21:45

2 stops27h 45m

฿39,139

BangkokChicago

BKK - MDW

BKKMDW

Bangkok Suvarnabhumi

Tue 9/6

21:40-18:31

2 stops32h 51m

Chicago Midway

Mon 10/8

09:59-23:35

2 stops25h 36m

฿40,180

Chiang MaiChicago

CNX - ORD

CNXORD

Chiang Mai

Sat 20/6

11:20-06:20

2 stops31h 00m

Chicago O'Hare Intl

Thu 30/7

17:42-10:20

2 stops28h 38m

฿40,506

BangkokChicago

BKK - ORD

BKKORD

Bangkok Suvarnabhumi

Wed 24/6

08:30-21:00

1 stop24h 30m

Chicago O'Hare Intl

Mon 10/8

00:30-13:05

1 stop24h 35m

฿40,538

Flights are sorted by cheapest return flights first.

Deals found on 29/5

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

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 ฿12,103). Flying from Thailand to Chicago in April is currently the most expensive (average of ฿31,884). 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 86 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 30 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

Entertainment

8.2

Food

8.1

Comfort

8.3

Crew

8.7

Overall

8.4

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

Entertainment

8.2

Food

8.1

Comfort

8.3

Crew

8.7

Overall

8.4

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
1,829 reviews
Korean Air
8.4
Very Good
1,217 reviews
Check prices

Entertainment

8.2

Food

8.1

Comfort

8.3

Crew

8.7

Overall

8.4

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
1,219 reviews
Korean Air
8.4
Very Good
1,217 reviews
Check prices

Entertainment

8.2

Food

8.1

Comfort

8.3

Crew

8.7

Overall

8.4

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 United Airlines, เดลต้า, and EVA Air fly from Thailand to Chicago in about 24h 30m. The time it takes to get you to your destination can typically vary by up to 8h 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 (฿14,508), Thai Airways (฿18,824), and ANA (฿21,669).

  • 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 ฿12,103). Flying from Thailand to Chicago in April is currently the most expensive (average of ฿31,884). 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
Ko Samui to O'Hare Intl flights
Phuket City to St. Louis flights
Chiang Mai to Midway 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 30 May 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest฿31,009Average฿39,471FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Korean AirCheapest฿31,626Average฿32,754FlexibilityNo cancel feeOn-time81%
Search Korean Air flights
เดลต้าCheapest฿32,486Average฿51,304FlexibilityNo cancel feeOn-timeN/A
Search เดลต้า flights
ANACheapest฿34,303Average฿37,647FlexibilityNo cancel feeOn-time80%
Search ANA flights
EVA AirCheapest฿34,685Average฿38,796FlexibilityNo cancel feeOn-time74%
Search EVA Air flights
Japan AirlinesCheapest฿34,929Average฿42,057FlexibilityNo cancel feeOn-time79%
Search Japan Airlines flights
Thai AirwaysCheapest฿37,004Average฿54,421FlexibilityNo cancel feeOn-time77%
Search Thai Airways flights
Cathay PacificCheapest฿39,880Average฿58,432FlexibilityNo 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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