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Cheap flights from Bangkok to Chicago from ฿20,239

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 28/5. Fares are subject to change and may not be available on all flights or dates of travel.
BKK — CHI
4 Jun — 11 Jun1
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 5 May 2026.

Sun 4/1002:30
BKK
-
ORD
1 stop24h 35m
Qatar Airways
Thu 29/1018:50
ORD
-
BKK
1 stop23h 25m
Qatar Airways
Deal found 4/5฿36,111
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฿36,143
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฿36,372
Tue 1/915:45
BKK
-
ORD
3 stops29h 48m
United Airlines
Tue 6/1007:15
ORD
-
BKK
2 stops28h 40m
United Airlines
Deal found 2/5฿36,404
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฿36,469
Sat 2/513:55
BKK
-
ORD
2 stops42h 27m
ANA
Fri 8/507:00
ORD
-
BKK
2 stops38h 35m
ANA
Deal found 30/4฿36,502
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฿36,697
Sat 3/1002:30
BKK
-
ORD
1 stop24h 35m
Qatar Airways
Tue 27/1018:50
ORD
-
BKK
1 stop23h 25m
Qatar Airways
Deal found 4/5฿36,958
Mon 5/1015:45
BKK
-
ORD
3 stops27h 38m
United Airlines
Sun 29/1116:25
ORD
-
BKK
2 stops30h 00m
United Airlines
Deal found 3/5฿36,991
Sat 5/1216:55
BKK
-
ORD
2 stops35h 15m
United Airlines
Sat 2/116:25
ORD
-
BKK
2 stops30h 00m
United Airlines
Deal found 3/5฿37,023
Tue 23/613:55
BKK
-
ORD
2 stops39h 07m
ANA
Tue 14/711:50
ORD
-
BKK
1 stop22h 25m
ANA
Deal found 1/5฿37,089
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฿38,131

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 5 May 2026.

Round-trip from

฿36,111

One-way from

฿20,239

Popular in

March

Cheapest in

February

Average price

฿37,349
Qatar Airways
  • Qatar Airways
  • 4/10-27/10
  • 2 total stops
  • 48h 00m total
  • Bangkok to Chicago
Search Deals
28/5
  • 28/5
  • 3 total stops
  • 54h 11m total
  • Bangkok to Chicago
Search Deals
Highest demand for flights based on searches. 15% potential increase in price (฿242,144 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (฿56,748 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 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 5 May 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

Thu 8/10

02:30-15:05

1 stop24h 35m

Chicago O'Hare Intl

Wed 28/10

18:50-06:15

1 stop23h 25m

฿36,958

BangkokChicago

BKK - ORD

BKKORD

Bangkok Suvarnabhumi

Mon 15/6

15:45-07:27

3 stops27h 42m

Chicago O'Hare Intl

Sat 5/12

08:50-05:10

2 stops31h 20m

฿37,773

BangkokChicago

BKK - ORD

BKKORD

Bangkok Suvarnabhumi

Wed 10/6

22:45-09:40

1 stop22h 55m

Chicago O'Hare Intl

Wed 8/7

20:10-15:25

1 stop31h 15m

฿38,392

BangkokChicago

BKK - ORD

BKKORD

Bangkok Suvarnabhumi

Fri 31/7

09:35-04:51

2 stops31h 16m

Chicago O'Hare Intl

Thu 27/8

14:33-09:35

3 stops31h 02m

฿39,435

BangkokChicago

BKK - ORD

BKKORD

Bangkok Suvarnabhumi

Mon 20/7

10:50-06:20

2 stops31h 30m

Chicago O'Hare Intl

Thu 20/8

20:42-12:10

2 stops27h 28m

฿41,097

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

฿42,010

BangkokChicago

BKK - ORD

BKKORD

Bangkok Suvarnabhumi

Sun 14/6

17:50-05:59

2 stops24h 09m

Chicago O'Hare Intl

Sun 21/6

20:34-16:40

2 stops32h 06m

฿42,401
Fastest return journey

BangkokChicago

BKK - ORD

BKKORD

Bangkok Suvarnabhumi

Thu 30/7

03:00-15:05

1 stop24h 05m

Chicago O'Hare Intl

Tue 25/8

19:20-06:20

1 stop23h 00m

฿42,988

BangkokChicago

BKK - MDW

BKKMDW

Bangkok Suvarnabhumi

Mon 22/6

13:20-05:55

2 stops28h 35m

Chicago Midway

Thu 27/8

20:55-12:10

2 stops27h 15m

฿44,845

BangkokChicago

BKK - ORD

BKKORD

Bangkok Suvarnabhumi

Wed 19/8

07:05-17:50

1 stop22h 45m

Chicago O'Hare Intl

Sat 29/8

12:10-05:30

2 stops29h 20m

฿45,008

Flights are sorted by cheapest return flights first.

Deals found on 3/5

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

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 22 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.

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

Currently, February is the cheapest month in which you can book a flight from Bangkok to Chicago (average of ฿12,124). Flying from Bangkok to Chicago in August is currently the most expensive (average of ฿32,526). 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?

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 5 May 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
1,216 reviews
Check prices

Overall

8.4

Crew

8.7

Comfort

8.3

Boarding

8.5

Entertainment

8.2

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
1,216 reviews
Korean Air
8.4
Very Good
1,216 reviews
Check prices

Overall

8.4

Crew

8.7

Comfort

8.3

Boarding

8.5

Entertainment

8.2

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
1,805 reviews
Korean Air
8.4
Very Good
1,216 reviews
Check prices

Overall

8.4

Crew

8.7

Comfort

8.3

Boarding

8.5

Entertainment

8.2

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
1,205 reviews
Korean Air
8.4
Very Good
1,216 reviews
Check prices

Overall

8.4

Crew

8.7

Comfort

8.3

Boarding

8.5

Entertainment

8.2

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 22h 55m. Fly via Qatar Airways, United Airlines, or เตอร์กิชแอร์ไลน์ 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 ฿30,904. Additional round-trip tickets that might be worth considering are offered by เดลต้า and United Airlines, with the lowest prices starting at ฿32,542 and ฿33,656, respectively. Korean Air is priced at 22% 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 ฿14,533. Thai Airways flights start at ฿18,856 while deals on ANA start at ฿21,707 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, February is the cheapest month in which you can book a flight from Bangkok to Chicago (average of ฿12,124). Flying from Bangkok to Chicago in August is currently the most expensive (average of ฿32,526). 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
Chiang Mai to Midway flights
Phuket City to St. Louis flights
Ko Samui to O'Hare Intl flights

Top 7 airlines flying from Bangkok to Chicago

Discover the top 7 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 5 May 2026.
AirlineCheapestAverageFlexibilityOn-time
Korean AirCheapest฿30,904Average฿32,810FlexibilityNo cancel feeOn-time81%
Search Korean Air flights
เดลต้าCheapest฿32,542Average฿51,392FlexibilityNo cancel feeOn-timeN/A
Search เดลต้า flights
United AirlinesCheapest฿33,656Average฿39,729FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
EVA AirCheapest฿34,010Average฿39,525FlexibilityNo cancel feeOn-time74%
Search EVA Air flights
ANACheapest฿34,362Average฿38,558FlexibilityNo cancel feeOn-time80%
Search ANA flights
Thai AirwaysCheapest฿37,088Average฿54,515FlexibilityNo cancel feeOn-time77%
Search Thai Airways flights
Japan AirlinesCheapest฿39,389Average฿43,205FlexibilityNo 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 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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