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Cheap flights from Bangkok to Chicago from ฿17,148

BKK — CHI
21 Oct — 28 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

Wed 23/1217:30 -
1 stop39h 05m
Tue 5/123:30 -
1 stop22h 20m
Deal found 17/9฿28,102
Sat 31/1017:30 -
1 stop39h 05m
Sat 7/1123:30 -
1 stop28h 20m
Deal found 16/9฿28,335
Wed 23/1217:30 -
1 stop39h 05m
Wed 6/123:30 -
1 stop28h 20m
Deal found 17/9฿28,668
Sat 19/1217:30 -
1 stop39h 05m
Mon 4/123:30 -
1 stop22h 20m
Deal found 17/9฿28,802
Wed 23/1217:30 -
1 stop39h 05m
Fri 8/123:30 -
1 stop22h 20m
Deal found 17/9฿29,001
Thu 15/1012:40 -
1 stop20h 05m
Thu 29/1000:30 -
1 stop28h 20m
Deal found 16/9฿29,234
Fri 13/1108:10 -
1 stop24h 25m
Wed 18/1123:30 -
1 stop33h 15m
Deal found 17/9฿30,433
Mon 12/1009:00 -
2 stops43h 10m
Fri 6/1118:50 -
2 stops46h 55m
Deal found 19/9฿31,166
Mon 21/921:00 -
1 stop30h 55m
Sun 4/1020:25 -
1 stop33h 45m
Deal found 18/9฿31,798
Mon 21/915:15 -
1 stop29h 20m
Tue 22/914:00 -
1 stop22h 55m
Deal found 18/9฿31,898
Sun 18/1003:15 -
1 stop41h 20m
Mon 26/1014:10 -
1 stop33h 25m
Deal found 18/9฿31,998
Mon 21/921:40 -
2 stops26h 59m
Sun 4/1009:29 -
2 stops27h 36m
Deal found 18/9฿33,996

Find flight deals from Bangkok to Chicago

Round-trip from

฿28,102

One-way from

฿17,148

Popular in

March

Cheapest in

November

Average price

฿36,726
Thai Airways
  • Thai Airways
  • 23/12-5/1
  • 2 total stops
  • 61h 25m total
  • Bangkok to Chicago
Search Deals
24/10-31/12
  • 24/10-31/12
  • 2 total stops
  • 48h 29m total
  • Bangkok to Chicago
Search Deals
Highest demand for flights based on searches. 17% potential increase in price (฿279,362 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (฿59,165 potential savings vs. average return price).
Search Deals
Average for round-trip flights in September 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

Thu 1/10

02:35-23:59

2 stops33h 24m

Chicago O'Hare Intl

Wed 31/12

00:00-13:00

Nonstop0h 00m

฿19,845

BangkokChicago

BKK Bangkok Suvarnabhumi - ORD Chicago O'Hare Intl

BKKORD

Bangkok Suvarnabhumi

Mon 28/9

16:45-08:35

2 stops27h 50m

Chicago O'Hare Intl

Wed 31/12

00:00-13:00

Nonstop0h 00m

฿20,744

BangkokChicago

BKK Bangkok Suvarnabhumi - ORD Chicago O'Hare Intl

BKKORD

Bangkok Suvarnabhumi

Sun 1/11

08:30-08:55

1 stop36h 25m

Chicago O'Hare Intl

Wed 31/12

00:00-13:00

Nonstop0h 00m

฿21,077

BangkokChicago

BKK Bangkok Suvarnabhumi - MDW Chicago Midway

BKKMDW

Bangkok Suvarnabhumi

Fri 23/10

10:50-21:50

2 stops23h 00m

Chicago Midway

Wed 31/12

00:00-13:00

Nonstop0h 00m

฿21,143

BangkokChicago

BKK Bangkok Suvarnabhumi - MDW Chicago Midway

BKKMDW

Bangkok Suvarnabhumi

Fri 20/11

10:55-23:50

2 stops25h 55m

Chicago Midway

Wed 31/12

00:00-13:00

Nonstop0h 00m

฿21,143

BangkokChicago

BKK Bangkok Suvarnabhumi - MDW Chicago Midway

BKKMDW

Bangkok Suvarnabhumi

Wed 16/12

10:55-05:45

2 stops31h 50m

Chicago Midway

Wed 31/12

00:00-13:00

Nonstop0h 00m

฿21,177

BangkokChicago

BKK Bangkok Suvarnabhumi - MDW Chicago Midway

BKKMDW

Bangkok Suvarnabhumi

Sat 12/12

14:05-05:55

2 stops28h 50m

Chicago Midway

Wed 31/12

00:00-13:00

Nonstop0h 00m

฿21,210

BangkokChicago

BKK Bangkok Suvarnabhumi - MDW Chicago Midway

BKKMDW

Bangkok Suvarnabhumi

Sun 6/12

10:55-23:45

2 stops25h 50m

Chicago Midway

Wed 31/12

00:00-13:00

Nonstop0h 00m

฿21,210

BangkokChicago

BKK Bangkok Suvarnabhumi - MDW Chicago Midway

BKKMDW

Bangkok Suvarnabhumi

Tue 17/11

17:50-12:10

2 stops31h 20m

Chicago Midway

Wed 31/12

00:00-13:00

Nonstop0h 00m

฿21,277

BangkokChicago

BKK Bangkok Suvarnabhumi - MDW Chicago Midway

BKKMDW

Bangkok Suvarnabhumi

Mon 19/10

17:30-05:50

2 stops24h 20m

Chicago Midway

Wed 31/12

00:00-13:00

Nonstop0h 00m

฿21,277

Flights are sorted by cheapest return flights first.

Deals found on 18/9

Showing 1-10 of 55 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 ฿34,395). Flying from Bangkok to Chicago in April is currently the most expensive (average of ฿52,542). 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 ฿30,483 and ฿38,791 in December.
The cheapest return price found within the last 5 days was ฿28,102 on Thai Airways (23 Dec–5 Jan).

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. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.4
Very Good
1,218 reviews
Check prices

Boarding

8.5

Entertainment

8.2

Overall

8.4

Food

8.1

Crew

8.7

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
1,218 reviews
Korean Air
8.4
Very Good
1,218 reviews
Check prices

Boarding

8.5

Entertainment

8.2

Overall

8.4

Food

8.1

Crew

8.7

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

  • How long is the flight from Bangkok to Chicago?

    There are many flights that can get you from Bangkok to Chicago in 24h 25m. Fly via เอทิฮัดแอร์เวย์, 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 Thai Airways is currently your cheapest option to Chicago, with prices starting at ฿28,966. Additional round-trip tickets that might be worth considering are offered by Korean Air and ANA, with the lowest prices starting at ฿32,367 and ฿33,231, respectively. Thai Airways is priced at 29% 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 ฿34,395). Flying from Bangkok to Chicago in April is currently the most expensive (average of ฿52,542). 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
Thai AirwaysCheapest฿28,966Average฿55,696FlexibilityNo cancel feeOn-time77%
Search Thai Airways flights
Korean AirCheapest฿32,367Average฿34,250FlexibilityNo cancel feeOn-time81%
Search Korean Air flights
ANACheapest฿33,231Average฿38,274FlexibilityNo cancel feeOn-time80%
Search ANA flights
เดลต้าCheapest฿33,246Average฿52,505FlexibilityNo cancel feeOn-timeN/A
Search เดลต้า flights
Cathay PacificCheapest฿40,814Average฿59,800FlexibilityNo 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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