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Cheap flights from Bangkok to Chicago from ฿22,620

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
31 Aug — 7 Sep1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Bangkok to Chicago

Enter your travel dates to find the best prices.

Cheapest flights from Bangkok to Chicago
Explore the most affordable flight options available from Bangkok to Chicago. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 1 August 2026.

Mon 31/808:15
BKK
-
ORD
1 stop24h 55m
Thai Airways
Sun 6/900:30
ORD
-
BKK
1 stop33h 05m
Thai Airways
Deal found 1/8฿26,997
Tue 15/912:40
BKK
-
ORD
1 stop20h 05m
Thai Airways
Mon 21/900:30
ORD
-
BKK
1 stop28h 20m
Thai Airways
Deal found 1/8฿27,164
Tue 15/912:40
BKK
-
ORD
1 stop20h 05m
Thai Airways
Mon 5/1000:30
ORD
-
BKK
1 stop28h 20m
Thai Airways
Deal found 1/8฿27,499
Fri 4/908:15
BKK
-
ORD
1 stop24h 30m
Thai Airways
Thu 24/900:30
ORD
-
BKK
1 stop33h 05m
Thai Airways
Deal found 1/8฿27,766
Wed 2/1217:30
BKK
-
ORD
1 stop39h 05m
Thai Airways
Mon 7/1223:30
ORD
-
BKK
1 stop22h 20m
Thai Airways
Deal found 31/7฿28,234
Thu 22/1017:15
BKK
-
ORD
1 stop39h 30m
Thai Airways
Thu 5/1123:30
ORD
-
BKK
1 stop22h 20m
Thai Airways
Deal found 31/7฿28,434
Sat 19/917:15
BKK
-
ORD
1 stop39h 30m
Thai Airways
Sun 27/900:30
ORD
-
BKK
1 stop22h 10m
Thai Airways
Deal found 31/7฿28,501
Fri 18/1208:15
BKK
-
ORD
1 stop24h 20m
Thai Airways
Mon 4/123:30
ORD
-
BKK
1 stop22h 20m
Thai Airways
Deal found 31/7฿28,601
Tue 20/1017:15
BKK
-
ORD
1 stop39h 30m
Thai Airways
Tue 3/1123:30
ORD
-
BKK
1 stop28h 20m
Thai Airways
Deal found 31/7฿29,403
Wed 16/909:50
BKK
-
ORD
1 stop35h 40m
Korean Air
Mon 21/912:10
ORD
-
BKK
1 stop21h 35m
Korean Air
Deal found 31/7฿30,773
Wed 16/919:10
BKK
-
ORD
2 stops57h 00m
โอมานแอร์
Mon 21/920:00
ORD
-
BKK
2 stops46h 55m
โอมานแอร์
Deal found 29/7฿31,040
Thu 10/921:40
BKK
-
MDW
2 stops30h 37m
เดลต้า
Thu 17/909:29
MDW
-
BKK
2 stops24h 16m
เดลต้า
Deal found 28/7฿32,343

Find flight deals from Bangkok to Chicago

Discover tips and strategies to find the most affordable flight options for your journey from Bangkok (TH1) to Chicago (CHI). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 1 August 2026.

Round-trip from

฿28,234

One-way from

฿22,620

Popular in

March

Cheapest in

October

Average price

฿42,167
Thai Airways
  • Thai Airways
  • 2/12-7/12
  • 2 total stops
  • 61h 25m total
  • Bangkok to Chicago
Search Deals
Thai Airways
  • Thai Airways
  • 26/9
  • 1 total stop
  • 24h 30m total
  • Bangkok to Chicago
Search Deals
Highest demand for flights based on searches. 15% potential increase in price (฿246,609 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (฿59,049 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Bangkok 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 1 August 2026.
Use the filters below to find and compare flights from Bangkok 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 15/9

21:40-09:30

1 stop23h 50m

Chicago O'Hare Intl

Tue 6/10

12:10-23:35

1 stop23h 25m

฿32,076

BangkokChicago

BKK - MDW

BKKMDW

Bangkok Suvarnabhumi

Thu 10/9

21:40-16:17

2 stops30h 37m

Chicago Midway

Thu 17/9

09:29-21:45

2 stops24h 16m

฿32,343

BangkokChicago

BKK - MDW

BKKMDW

Bangkok Suvarnabhumi

Sat 12/9

09:50-22:44

2 stops24h 54m

Chicago Midway

Sat 19/9

09:29-23:35

2 stops26h 06m

฿32,343

BangkokChicago

BKK - MDW

BKKMDW

Bangkok Suvarnabhumi

Fri 11/9

09:50-22:44

2 stops24h 54m

Chicago Midway

Fri 18/9

09:29-01:05

2 stops27h 36m

฿32,343

BangkokChicago

BKK - ORD

BKKORD

Bangkok Suvarnabhumi

Thu 3/9

02:35-21:33

2 stops30h 58m

Chicago O'Hare Intl

Fri 25/9

07:05-01:05

2 stops30h 00m

฿32,410

BangkokChicago

BKK - MDW

BKKMDW

Bangkok Suvarnabhumi

Wed 16/9

09:50-22:44

2 stops24h 54m

Chicago Midway

Mon 21/9

09:29-21:45

2 stops24h 16m

฿32,410

BangkokChicago

BKK - MDW

BKKMDW

Bangkok Suvarnabhumi

Mon 14/9

09:50-22:44

2 stops24h 54m

Chicago Midway

Mon 21/9

09:29-01:05

2 stops27h 36m

฿32,444
Fastest return journey

BangkokChicago

BKK - ORD

BKKORD

Bangkok Suvarnabhumi

Thu 17/12

00:55-08:30

1 stop20h 35m

Chicago O'Hare Intl

Thu 13/5

12:20-21:45

1 stop21h 25m

฿33,747

BangkokChicago

BKK - ORD

BKKORD

Bangkok Suvarnabhumi

Tue 8/12

09:10-07:20

1 stop35h 10m

Chicago O'Hare Intl

Wed 12/5

06:00-04:35

2 stops34h 35m

฿34,148

BangkokChicago

BKK - ORD

BKKORD

Bangkok Suvarnabhumi

Fri 4/9

07:00-14:55

1 stop19h 55m

Chicago O'Hare Intl

Fri 25/9

15:00-09:35

2 stops30h 35m

฿34,148

Flights are sorted by cheapest return flights first.

Deals found on 31/7

Showing 1-10 of 60 resultsSorted by cheapest first
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6

Best time to book a flight from Bangkok to Chicago

Have a flexible travel schedule? Discover the best time to fly to Chicago from Bangkok 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 Bangkok to Chicago

What is the cheapest month to book a flight from Bangkok to Chicago?

Currently, January is the cheapest month in which you can book a flight from Bangkok to Chicago (average of ฿34,515). Flying from Bangkok to Chicago in April is currently the most expensive (average of ฿54,462). 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 much does it cost for a return flight from Bangkok to Chicago?

Airfare is below average for this route at the moment.
Bangkok to Chicago flights typically cost between ฿36,253 and ฿59,441 in August.
The cheapest return price found within the last 5 days was ฿26,997 on Thai Airways (31 Aug–6 Sep).

How far ahead should I book a flight from Bangkok to Chicago?

To ensure you get the cheapest price possible for a flight from Bangkok to Chicago, you should look to book at least 85 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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 1 August 2026.
Read through reviews of airlines operating flights from Bangkok 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
1,223 reviews
Check prices

Boarding

8.5

Comfort

8.3

Crew

8.7

Entertainment

8.2

Overall

8.4

Food

8.1

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
1,223 reviews
Korean Air
8.4
Very Good
1,223 reviews
Check prices

Boarding

8.5

Comfort

8.3

Crew

8.7

Entertainment

8.2

Overall

8.4

Food

8.1

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
1,889 reviews
Korean Air
8.4
Very Good
1,223 reviews
Check prices

Boarding

8.5

Comfort

8.3

Crew

8.7

Entertainment

8.2

Overall

8.4

Food

8.1

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
1,288 reviews
Korean Air
8.4
Very Good
1,223 reviews
Check prices

Boarding

8.5

Comfort

8.3

Crew

8.7

Entertainment

8.2

Overall

8.4

Food

8.1

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 Bangkok 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 Bangkok to Chicago?

    There are many flights that can get you from Bangkok to Chicago in 23h 50m. Fly via Korean Air, เดลต้า, or United Airlines to get the fastest option. The distance between Bangkok and Chicago is about 13752 km. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Bangkok to Chicago round-trip?

    Flying on Korean Air is currently your cheapest option to Chicago, with prices starting at ฿32,479. Additional round-trip tickets that might be worth considering are offered by ANA and เดลต้า, with the lowest prices starting at ฿33,347 and ฿33,362, respectively. Korean Air is priced at 21% lower than the current average price of a flight leaving 3 months from now.

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

    To fly one-way, consider booking your trip with Korean Air, which is currently one of the cheapest options available, starting at ฿14,900. Thai Airways flights start at ฿19,331 while deals on ANA start at ฿22,453 one-way.

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

    The most popular flight routes from Bangkok to Chicago are Bangkok Suvarnabhumi - Chicago O'Hare Intl, Bangkok Suvarnabhumi - Chicago Midway and Bangkok Don Mueang Intl - Chicago O'Hare Intl.

  • Can I find deals for flights from Bangkok to Chicago that include hotel bookings?

    Yes. In addition to deals on Bangkok to Chicago flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Bangkok to Chicago?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Bangkok to Chicago.

  • Can I find deals for business class flights from Bangkok to Chicago?

    Yes. Cheapflights offers flight deals from Bangkok 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 Bangkok to Chicago?

    Currently, January is the cheapest month in which you can book a flight from Bangkok to Chicago (average of ฿34,515). Flying from Bangkok to Chicago in April is currently the most expensive (average of ฿54,462). 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

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Alternative routes for Bangkok to Chicago

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

Top 5 airlines flying from Bangkok to Chicago

Discover the top 5 airlines that operate flights from Bangkok 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 1 August 2026.
AirlineCheapestAverageFlexibilityOn-time
Korean AirCheapest฿32,479Average฿34,352FlexibilityNo cancel feeOn-time81%
Search Korean Air flights
ANACheapest฿33,347Average฿38,407FlexibilityNo cancel feeOn-time80%
Search ANA flights
เดลต้าCheapest฿33,362Average฿52,688FlexibilityNo cancel feeOn-timeN/A
Search เดลต้า flights
Thai AirwaysCheapest฿38,002Average฿55,889FlexibilityNo cancel feeOn-time77%
Search Thai Airways flights
Cathay PacificCheapest฿40,956Average฿60,008FlexibilityNo 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 Bangkok to Chicago?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Bangkok to Chicago. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

Cheapflights helps you find that perfect flight to Chicago from Bangkok by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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

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

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

Yes, Cheapflights offers price alerts on Bangkok to Chicago flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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