Find flights
When to book
Airlines
FAQs

Cheap flights from Bangkok to Chicago from ฿19,701

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 25/5. Fares are subject to change and may not be available on all flights or dates of travel.
BKK — CHI
9 Jun — 16 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 10 May 2026.

Fri 4/909:50
BKK
-
ORD
2 stops25h 57m
เดลต้า
Fri 25/907:00
ORD
-
BKK
2 stops28h 35m
เดลต้า
Deal found 7/5฿35,609
Wed 21/1002:35
BKK
-
MDW
2 stops31h 10m
เดลต้า
Sat 31/1009:30
MDW
-
BKK
2 stops25h 50m
เดลต้า
Deal found 7/5฿35,609
Wed 13/516:45
BKK
-
ORD
2 stops25h 35m
Multiple Airlines
Thu 28/517:44
ORD
-
BKK
2 stops29h 26m
Multiple Airlines
Deal found 5/5฿35,641
Mon 14/909:35
BKK
-
ORD
1 stop35h 05m
United Airlines
Mon 21/919:50
ORD
-
BKK
2 stops25h 45m
United Airlines
Deal found 9/5฿35,673
Tue 6/1009:35
BKK
-
ORD
1 stop35h 05m
United Airlines
Thu 26/1108:55
ORD
-
BKK
2 stops31h 15m
United Airlines
Deal found 8/5฿35,705
Wed 16/902:35
BKK
-
MDW
2 stops31h 11m
เดลต้า
Thu 24/909:20
MDW
-
BKK
2 stops26h 15m
เดลต้า
Deal found 9/5฿35,737
Thu 18/603:00
BKK
-
ORD
1 stop24h 05m
Multiple Airlines
Fri 26/616:29
ORD
-
BKK
2 stops25h 51m
Multiple Airlines
Deal found 6/5฿35,770
Wed 7/1007:00
BKK
-
ORD
1 stop19h 55m
United Airlines
Wed 25/1106:25
ORD
-
BKK
2 stops33h 45m
United Airlines
Deal found 8/5฿35,802
Wed 16/902:35
BKK
-
MDW
2 stops31h 11m
เดลต้า
Mon 21/909:20
MDW
-
BKK
2 stops27h 45m
เดลต้า
Deal found 10/5฿35,802
Tue 2/615:45
BKK
-
ORD
3 stops29h 51m
United Airlines
Tue 14/713:30
ORD
-
BKK
3 stops32h 05m
United Airlines
Deal found 8/5฿35,834
Mon 14/909:35
BKK
-
ORD
2 stops31h 10m
United Airlines
Wed 23/910:25
ORD
-
BKK
2 stops35h 10m
United Airlines
Deal found 9/5฿35,866
Wed 7/1009:35
BKK
-
ORD
2 stops32h 22m
United Airlines
Mon 30/1113:05
ORD
-
BKK
1 stop27h 05m
United Airlines
Deal found 8/5฿35,898

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 10 May 2026.

Round-trip from

฿35,609

One-way from

฿19,701

Popular in

March

Cheapest in

February

Average price

฿36,316
เดลต้า
  • เดลต้า
  • 4/9-25/9
  • 4 total stops
  • 52h 52m total
  • Bangkok to Chicago
Search Deals
25/5
  • 25/5
  • 2 total stops
  • 40h 24m total
  • Bangkok to Chicago
Search Deals
Highest demand for flights based on searches. 15% potential increase in price (฿233,653 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (฿55,011 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 10 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 - MDW

BKKMDW

Bangkok Suvarnabhumi

Wed 21/10

02:35-21:45

2 stops31h 10m

Chicago Midway

Sat 31/10

09:30-23:20

2 stops25h 50m

฿35,609

BangkokChicago

BKK - ORD

BKKORD

Bangkok Suvarnabhumi

Mon 5/10

07:05-11:09

2 stops40h 04m

Chicago O'Hare Intl

Sun 29/11

09:00-06:30

2 stops32h 30m

฿35,705

BangkokChicago

BKK - ORD

BKKORD

Bangkok Suvarnabhumi

Fri 4/9

09:50-23:47

2 stops25h 57m

Chicago O'Hare Intl

Fri 25/9

09:30-23:35

2 stops26h 05m

฿35,737
Fastest return journey

BangkokChicago

BKK - ORD

BKKORD

Bangkok Suvarnabhumi

Thu 18/6

02:30-15:05

1 stop24h 35m

Chicago O'Hare Intl

Fri 26/6

16:29-06:20

2 stops25h 51m

฿35,770

BangkokChicago

BKK - MDW

BKKMDW

Bangkok Suvarnabhumi

Wed 16/9

02:35-21:46

2 stops31h 11m

Chicago Midway

Mon 21/9

09:20-01:05

2 stops27h 45m

฿35,802

BangkokChicago

BKK - ORD

BKKORD

Bangkok Suvarnabhumi

Sun 23/8

09:35-04:45

2 stops31h 10m

Chicago O'Hare Intl

Sun 6/9

16:11-09:35

3 stops29h 24m

฿35,866

BangkokChicago

BKK - ORD

BKKORD

Bangkok Suvarnabhumi

Tue 15/9

09:35-23:04

2 stops25h 29m

Chicago O'Hare Intl

Fri 25/9

12:49-09:35

3 stops32h 46m

฿35,866

BangkokChicago

BKK - ORD

BKKORD

Bangkok Suvarnabhumi

Mon 14/9

09:35-04:45

2 stops31h 10m

Chicago O'Hare Intl

Wed 23/9

10:25-09:35

2 stops35h 10m

฿35,866

BangkokChicago

BKK - ORD

BKKORD

Bangkok Suvarnabhumi

Fri 18/9

07:00-00:55

2 stops29h 55m

Chicago O'Hare Intl

Thu 24/9

20:00-09:35

2 stops25h 35m

฿35,962

BangkokChicago

BKK - ORD

BKKORD

Bangkok Suvarnabhumi

Sat 13/6

19:45-16:50

1 stop33h 05m

Chicago O'Hare Intl

Tue 23/6

06:00-19:25

2 stops25h 25m

฿36,155

Flights are sorted by cheapest return flights first.

Deals found on 7/5

Showing 1-10 of 58 resultsSorted by cheapest first
1
2
3
...
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 ฿11,955). Flying from Bangkok to Chicago in August is currently the most expensive (average of ฿32,074). 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 10 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
1,217 reviews
Check prices

Entertainment

8.2

Crew

8.7

Overall

8.4

Food

8.1

Boarding

8.5

Comfort

8.3

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

Crew

8.7

Overall

8.4

Food

8.1

Boarding

8.5

Comfort

8.3

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
1,814 reviews
Korean Air
8.4
Very Good
1,217 reviews
Check prices

Entertainment

8.2

Crew

8.7

Overall

8.4

Food

8.1

Boarding

8.5

Comfort

8.3

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
1,207 reviews
Korean Air
8.4
Very Good
1,217 reviews
Check prices

Entertainment

8.2

Crew

8.7

Overall

8.4

Food

8.1

Boarding

8.5

Comfort

8.3

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 27h 55m. Fly via United Airlines, เดลต้า, or Emirates to get the fastest option. The distance between Bangkok and Chicago is about 13729 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 ฿30,475. Additional round-trip tickets that might be worth considering are offered by United Airlines and เดลต้า, with the lowest prices starting at ฿30,630 and ฿32,089, 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 ฿14,331. Thai Airways flights start at ฿18,594 while deals on ANA start at ฿21,405 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 ฿11,955). Flying from Bangkok to Chicago in August is currently the most expensive (average of ฿32,074). 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 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
Ko Samui to O'Hare Intl flights
Phuket City to St. Louis 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 10 May 2026.
AirlineCheapestAverageFlexibilityOn-time
Korean AirCheapest฿30,475Average฿32,354FlexibilityNo cancel feeOn-time81%
Search Korean Air flights
United AirlinesCheapest฿30,630Average฿35,075FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
เดลต้าCheapest฿32,089Average฿50,678FlexibilityNo cancel feeOn-timeN/A
Search เดลต้า flights
EVA AirCheapest฿33,538Average฿38,975FlexibilityNo cancel feeOn-time74%
Search EVA Air flights
ANACheapest฿33,849Average฿36,942FlexibilityNo cancel feeOn-time80%
Search ANA flights
Japan AirlinesCheapest฿34,503Average฿42,399FlexibilityNo cancel feeOn-time79%
Search Japan Airlines flights
Thai AirwaysCheapest฿36,573Average฿53,758FlexibilityNo 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 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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book With Flexibility

Our users can plan ahead with confidence and find flights with no change fees.

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.