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Cheap flights from Thailand to Chicago from ฿18,294

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 12/5. Fares are subject to change and may not be available on all flights or dates of travel.
BKK — CHI
21 May — 28 May1
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 21 April 2026.

Wed 7/1019:10
BKK
-
ORD
2 stops57h 00m
โอมานแอร์
Fri 23/1020:00
ORD
-
BKK
2 stops46h 45m
โอมานแอร์
Deal found 18/4฿32,710
Wed 3/602:35
BKK
-
ORD
2 stops33h 20m
เดลต้า
Thu 19/1107:05
ORD
-
BKK
2 stops27h 15m
เดลต้า
Deal found 16/4฿33,319
Wed 23/902:30
BKK
-
ORD
1 stop24h 35m
Qatar Airways
Mon 28/916:51
ORD
-
BKK
2 stops32h 04m
Qatar Airways
Deal found 19/4฿33,415
Mon 8/619:50
BKK
-
ORD
2 stops46h 29m
Multiple Airlines
Wed 18/1114:30
ORD
-
BKK
1 stop28h 20m
Multiple Airlines
Deal found 17/4฿33,608
Sun 24/519:10
BKK
-
ORD
2 stops57h 00m
โอมานแอร์
Mon 8/620:00
ORD
-
BKK
2 stops48h 30m
โอมานแอร์
Deal found 17/4฿33,640
Wed 11/1108:15
BKK
-
ORD
1 stop19h 26m
แอร์แคนาดา
Sun 17/109:15
ORD
-
BKK
2 stops32h 15m
แอร์แคนาดา
Deal found 19/4฿33,736
Fri 4/913:25
BKK
-
ORD
2 stops28h 57m
Multiple Airlines
Fri 25/913:03
ORD
-
BKK
2 stops35h 07m
Multiple Airlines
Deal found 17/4฿33,800
Mon 11/501:00
BKK
-
ORD
1 stop27h 50m
Qatar Airways
Mon 3/819:20
ORD
-
BKK
1 stop30h 05m
Qatar Airways
Deal found 17/4฿33,864
Tue 10/1108:15
BKK
-
ORD
1 stop19h 26m
แอร์แคนาดา
Wed 20/110:45
ORD
-
BKK
2 stops30h 45m
แอร์แคนาดา
Deal found 19/4฿33,896
Wed 21/1007:05
BKK
-
ORD
1 stop19h 43m
Multiple Airlines
Wed 25/1114:30
ORD
-
BKK
1 stop40h 50m
Multiple Airlines
Deal found 21/4฿34,056
Mon 9/1108:15
BKK
-
ORD
2 stops24h 28m
แอร์แคนาดา
Wed 20/113:10
ORD
-
BKK
1 stop28h 20m
แอร์แคนาดา
Deal found 19/4฿34,088
Tue 5/519:00
BKK
-
ORD
1 stop33h 50m
Multiple Airlines
Wed 5/819:20
ORD
-
BKK
1 stop29h 35m
Multiple Airlines
Deal found 21/4฿34,120

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 21 April 2026.

Round-trip from

฿32,710

One-way from

฿18,294

Popular in

March

Cheapest in

February

Average price

฿49,050
โอมานแอร์
  • โอมานแอร์
  • 7/10-23/10
  • 4 total stops
  • 103h 45m total
  • Thailand to Chicago
Search Deals
12/5
  • 12/5
  • 2 total stops
  • 25h 19m total
  • Thailand to Chicago
Search Deals
Highest demand for flights based on searches. 15% potential increase in price (฿235,360 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (฿54,965 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 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 21 April 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
Fastest return journey

BangkokChicago

BKK - ORD

BKKORD

Bangkok Suvarnabhumi

Wed 9/9

23:30-09:30

1 stop22h 00m

Chicago O'Hare Intl

Wed 30/9

12:10-23:35

1 stop23h 25m

฿35,402

BangkokChicago

BKK - ORD

BKKORD

Bangkok Suvarnabhumi

Wed 9/9

09:35-08:40

1 stop35h 05m

Chicago O'Hare Intl

Wed 30/9

14:15-09:35

3 stops31h 20m

฿35,434

BangkokChicago

BKK - MDW

BKKMDW

Bangkok Suvarnabhumi

Wed 9/9

23:30-12:30

2 stops25h 00m

Chicago Midway

Wed 30/9

09:30-23:35

2 stops26h 05m

฿35,466

BangkokChicago

BKK - MDW

BKKMDW

Bangkok Suvarnabhumi

Wed 7/10

23:30-18:37

2 stops31h 07m

Chicago Midway

Fri 23/10

09:55-01:05

2 stops27h 10m

฿35,594

BangkokChicago

BKK - ORD

BKKORD

Bangkok Suvarnabhumi

Tue 2/6

09:30-16:10

2 stops42h 40m

Chicago O'Hare Intl

Tue 9/6

11:10-08:30

2 stops33h 20m

฿36,779

BangkokChicago

BKK - MDW

BKKMDW

Bangkok Suvarnabhumi

Wed 13/5

10:50-23:20

2 stops24h 30m

Chicago Midway

Thu 10/9

20:55-12:10

2 stops27h 15m

฿38,029

BangkokChicago

BKK - ORD

BKKORD

Bangkok Suvarnabhumi

Fri 22/5

23:30-21:50

2 stops34h 20m

Chicago O'Hare Intl

Fri 20/11

11:15-23:20

1 stop23h 05m

฿38,701

BangkokChicago

BKK - ORD

BKKORD

Bangkok Suvarnabhumi

Thu 7/5

15:45-19:04

3 stops39h 19m

Chicago O'Hare Intl

Wed 12/8

19:50-09:35

2 stops25h 45m

฿39,663

BangkokChicago

BKK - ORD

BKKORD

Bangkok Suvarnabhumi

Tue 30/6

02:30-15:05

1 stop24h 35m

Chicago O'Hare Intl

Sun 6/9

19:20-06:20

1 stop23h 00m

฿39,887

BangkokChicago

BKK - ORD

BKKORD

Bangkok Suvarnabhumi

Wed 10/6

09:50-23:29

2 stops25h 39m

Chicago O'Hare Intl

Tue 30/6

19:37-21:45

2 stops38h 08m

฿40,079

Flights are sorted by cheapest return flights first.

Deals found on 20/4

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 ฿11,918). Flying from Thailand to Chicago in August is currently the most expensive (average of ฿31,974). 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 21 April 2026.
Read through reviews of airlines operating flights from Thailand to Chicago, such as EVA Air,ANA, andKorean Air. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
EVA Air
8.5
Very Good
1,422 reviews
Check prices

Entertainment

8.0

Overall

8.5

Crew

8.6

Boarding

8.4

Food

8.1

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
1,422 reviews
EVA Air
8.5
Very Good
1,422 reviews
Check prices

Entertainment

8.0

Overall

8.5

Crew

8.6

Boarding

8.4

Food

8.1

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
8.4
Very Good
1,185 reviews
EVA Air
8.5
Very Good
1,422 reviews
Check prices

Entertainment

8.0

Overall

8.5

Crew

8.6

Boarding

8.4

Food

8.1

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?
Korean Air
8.4
Very Good
1,212 reviews
EVA Air
8.5
Very Good
1,422 reviews
Check prices

Entertainment

8.0

Overall

8.5

Crew

8.6

Boarding

8.4

Food

8.1

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?
Japan Airlines
8.3
Very Good
1,787 reviews
EVA Air
8.5
Very Good
1,422 reviews
Check prices

Entertainment

8.0

Overall

8.5

Crew

8.6

Boarding

8.4

Food

8.1

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, United Airlines, and เดลต้า fly from Thailand to Chicago in about 22h. The time it takes to get you to your destination can typically vary by up to 13h 05m. 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 (฿14,287), Thai Airways (฿18,536), and ANA (฿21,363).

  • 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 ฿11,918). Flying from Thailand to Chicago in August is currently the most expensive (average of ฿31,974). 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 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 21 April 2026.
AirlineCheapestAverageFlexibilityOn-time
Korean AirCheapest฿30,379Average฿32,253FlexibilityNo cancel feeOn-time81%
Search Korean Air flights
เดลต้าCheapest฿31,989Average฿50,520FlexibilityNo cancel feeOn-timeN/A
Search เดลต้า flights
United AirlinesCheapest฿33,085Average฿35,189FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
ANACheapest฿33,743Average฿39,429FlexibilityNo cancel feeOn-time80%
Search ANA flights
EVA AirCheapest฿34,155Average฿36,989FlexibilityNo cancel feeOn-time74%
Search EVA Air flights
Japan AirlinesCheapest฿34,395Average฿42,267FlexibilityNo cancel feeOn-time79%
Search Japan Airlines flights
Thai AirwaysCheapest฿36,174Average฿40,115FlexibilityNo cancel feeOn-time77%
Search Thai Airways 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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