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Cheap flights from Bangkok to Chicago from ฿17,185

BKK — CHI
24 Sep — 1 Oct1
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

Fri 11/912:40 -
1 stop20h 05m
Thu 24/900:30 -
1 stop33h 05m
Deal found 24/8฿24,928
Wed 14/1008:15 -
1 stop24h 30m
Thu 29/1000:30 -
1 stop33h 15m
Deal found 20/8฿26,235
Thu 3/917:15 -
1 stop39h 30m
Tue 15/900:30 -
1 stop33h 05m
Deal found 22/8฿26,725
Mon 5/1017:15 -
1 stop39h 30m
Tue 16/300:30 -
1 stop33h 15m
Deal found 21/8฿26,758
Sun 20/917:15 -
1 stop39h 30m
Sat 26/900:30 -
1 stop22h 10m
Deal found 20/8฿26,790
Tue 1/917:15 -
1 stop39h 30m
Mon 14/900:30 -
1 stop22h 10m
Deal found 24/8฿26,921
Mon 21/912:40 -
1 stop20h 05m
Sun 27/900:30 -
1 stop22h 10m
Deal found 22/8฿26,954
Tue 22/912:40 -
1 stop20h 05m
Mon 28/900:30 -
1 stop22h 10m
Deal found 25/8฿27,019
Fri 4/917:15 -
1 stop39h 30m
Thu 24/900:30 -
1 stop33h 05m
Deal found 21/8฿27,117
Fri 9/1017:15 -
1 stop39h 30m
Thu 15/1000:30 -
1 stop22h 10m
Deal found 24/8฿27,313
Sun 20/923:30 -
2 stops31h 03m
Sun 27/909:29 -
2 stops26h 06m
Deal found 20/8฿33,749
Thu 3/921:40 -
2 stops32h 53m
Wed 16/909:59 -
2 stops25h 36m
Deal found 22/8฿34,044

Find flight deals from Bangkok to Chicago

Round-trip from

฿24,928

One-way from

฿17,185

Popular in

March

Cheapest in

October

Average price

฿38,520
Thai Airways
  • Thai Airways
  • 11/9-24/9
  • 2 total stops
  • 53h 10m total
  • Bangkok to Chicago
Search Deals
Thai Airways
  • Thai Airways
  • 7/10
  • 1 total stop
  • 20h 05m total
  • Bangkok to Chicago
Search Deals
Highest demand for flights based on searches. 16% potential increase in price (฿260,331 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (฿56,189 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 2026
Search Deals

Cheapflights Fare Finder

 
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 Bangkok Suvarnabhumi - ORD Chicago O'Hare Intl

BKKORD

Bangkok Suvarnabhumi

Sun 4/10

09:35-15:05

1 stop41h 30m

Chicago O'Hare Intl

Sun 11/10

07:00-04:35

2 stops33h 35m

฿33,749

BangkokChicago

BKK Bangkok Suvarnabhumi - ORD Chicago O'Hare Intl

BKKORD

Bangkok Suvarnabhumi

Sun 4/10

21:40-16:13

2 stops30h 33m

Chicago O'Hare Intl

Sun 11/10

06:20-23:35

2 stops29h 15m

฿33,749

BangkokChicago

BKK Bangkok Suvarnabhumi - MDW Chicago Midway

BKKMDW

Bangkok Suvarnabhumi

Sun 20/9

23:30-18:33

2 stops31h 03m

Chicago Midway

Sun 27/9

09:29-23:35

2 stops26h 06m

฿33,749
Fastest return journey

BangkokChicago

BKK Bangkok Suvarnabhumi - ORD Chicago O'Hare Intl

BKKORD

Bangkok Suvarnabhumi

Fri 4/9

07:00-14:55

1 stop19h 55m

Chicago O'Hare Intl

Fri 25/9

18:06-09:35

2 stops27h 29m

฿33,815

BangkokChicago

BKK Bangkok Suvarnabhumi - ORD Chicago O'Hare Intl

BKKORD

Bangkok Suvarnabhumi

Wed 9/9

09:35-08:40

1 stop35h 05m

Chicago O'Hare Intl

Sun 13/9

19:50-09:35

2 stops25h 45m

฿33,880

BangkokChicago

BKK Bangkok Suvarnabhumi - MDW Chicago Midway

BKKMDW

Bangkok Suvarnabhumi

Wed 14/10

23:30-12:47

2 stops25h 17m

Chicago Midway

Fri 30/10

06:04-00:45

2 stops30h 41m

฿33,880

BangkokChicago

BKK Bangkok Suvarnabhumi - ORD Chicago O'Hare Intl

BKKORD

Bangkok Suvarnabhumi

Fri 4/9

07:00-22:46

2 stops27h 46m

Chicago O'Hare Intl

Sat 5/9

15:00-09:35

2 stops30h 35m

฿34,044

BangkokChicago

BKK Bangkok Suvarnabhumi - ORD Chicago O'Hare Intl

BKKORD

Bangkok Suvarnabhumi

Mon 21/9

09:50-23:59

2 stops26h 09m

Chicago O'Hare Intl

Mon 28/9

08:55-23:35

2 stops26h 40m

฿34,044

BangkokChicago

BKK Bangkok Suvarnabhumi - ORD Chicago O'Hare Intl

BKKORD

Bangkok Suvarnabhumi

Tue 26/1

09:40-23:46

2 stops27h 06m

Chicago O'Hare Intl

Tue 16/2

06:00-23:20

2 stops28h 20m

฿34,044

BangkokChicago

BKK Bangkok Suvarnabhumi - MDW Chicago Midway

BKKMDW

Bangkok Suvarnabhumi

Thu 3/9

21:40-18:33

2 stops32h 53m

Chicago Midway

Wed 16/9

09:59-23:35

2 stops25h 36m

฿34,044

Flights are sorted by cheapest return flights first.

Deals found on 23/8

Showing 1-10 of 60 resultsSorted by cheapest first
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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

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 ฿33,749). Flying from Bangkok to Chicago in April is currently the most expensive (average of ฿53,124). 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 ฿35,742 and ฿49,677 in September.
The cheapest return price found within the last 5 days was ฿24,928 on Thai Airways (11 Sep–24 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 80 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

Read through reviews of airlines operating flights from Bangkok to Chicago, such as Korean Air and Japan Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.4
Very Good
1,221 reviews
Check prices

Boarding

8.5

Overall

8.4

Crew

8.7

Food

8.1

Comfort

8.3

Entertainment

8.2

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
1,221 reviews
Korean Air
8.4
Very Good
1,221 reviews
Check prices

Boarding

8.5

Overall

8.4

Crew

8.7

Food

8.1

Comfort

8.3

Entertainment

8.2

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
1,909 reviews
Korean Air
8.4
Very Good
1,221 reviews
Check prices

Boarding

8.5

Overall

8.4

Crew

8.7

Food

8.1

Comfort

8.3

Entertainment

8.2

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

  • How long is the flight from Bangkok to Chicago?

    There are many flights that can get you from Bangkok to Chicago in 30h 33m. Fly via United Airlines, เดลต้า, or Emirates 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 ฿31,759. Additional round-trip tickets that might be worth considering are offered by ANA and เดลต้า, with the lowest prices starting at ฿32,607 and ฿32,622, respectively. Korean Air is priced at 21% lower than the current average price of a flight leaving 3 months from now.

  • 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 Don Mueang Intl - Chicago O'Hare Intl and Bangkok Suvarnabhumi - Chicago Midway.

  • 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 ฿33,749). Flying from Bangkok to Chicago in April is currently the most expensive (average of ฿53,124). 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

Alternative routes for Bangkok to Chicago

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 5 airlines flying from Bangkok to Chicago

AirlineCheapestAverageFlexibilityOn-time
Korean AirCheapest฿31,759Average฿33,590FlexibilityNo cancel feeOn-time81%
Search Korean Air flights
ANACheapest฿32,607Average฿37,805FlexibilityNo cancel feeOn-time80%
Search ANA flights
เดลต้าCheapest฿32,622Average฿51,519FlexibilityNo cancel feeOn-timeN/A
Search เดลต้า flights
Thai AirwaysCheapest฿36,889Average฿54,650FlexibilityNo cancel feeOn-time77%
Search Thai Airways flights
Cathay PacificCheapest฿40,047Average฿58,677FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights

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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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