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Cheap flights from Bangkok to Chicago from ฿16,976

BKK — CHI
4 Oct — 11 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 2/1012:40 -
1 stop20h 05m
Sat 17/1000:30 -
1 stop22h 10m
Deal found 2/9฿26,931
Fri 9/1017:15 -
1 stop39h 30m
Sat 17/1000:30 -
1 stop22h 10m
Deal found 31/8฿27,096
Wed 21/1012:40 -
1 stop20h 05m
Wed 4/1123:30 -
1 stop28h 20m
Deal found 31/8฿27,162
Fri 6/1108:10 -
1 stop24h 25m
Sun 17/123:30 -
1 stop22h 20m
Deal found 2/9฿27,327
Fri 2/1012:40 -
1 stop20h 05m
Fri 16/1000:30 -
1 stop22h 10m
Deal found 2/9฿27,426
Fri 2/1008:15 -
1 stop24h 30m
Thu 29/1000:30 -
1 stop28h 20m
Deal found 30/8฿27,557
Fri 4/908:15 -
1 stop24h 30m
Thu 24/900:30 -
1 stop33h 05m
Deal found 31/8฿27,689
Thu 22/1012:40 -
1 stop20h 05m
Tue 3/1123:30 -
1 stop28h 20m
Deal found 31/8฿27,821
Mon 5/1017:15 -
1 stop39h 30m
Wed 14/1000:30 -
1 stop33h 05m
Deal found 31/8฿27,854
Mon 9/1123:15 -
2 stops26h 36m
Mon 23/1117:29 -
2 stops39h 01m
Deal found 2/9฿33,656
Tue 1/1223:15 -
2 stops31h 46m
Thu 28/117:35 -
2 stops38h 55m
Deal found 31/8฿33,722
Sat 24/1009:50 -
2 stops24h 43m
Tue 3/1116:19 -
2 stops43h 26m
Deal found 31/8฿33,755

Find flight deals from Bangkok to Chicago

Round-trip from

฿26,931

One-way from

฿16,976

Popular in

March

Cheapest in

October

Average price

฿39,622
Thai Airways
  • Thai Airways
  • 2/10-17/10
  • 2 total stops
  • 42h 15m total
  • Bangkok to Chicago
Search Deals
Thai Airways
  • Thai Airways
  • 30/11-31/12
  • 1 total stop
  • 24h 20m total
  • Bangkok to Chicago
Search Deals
Highest demand for flights based on searches. 17% potential increase in price (฿273,523 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (฿57,957 potential savings vs. average return price).
Search Deals
Average for round-trip flights in September 2026
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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 13/9

13:25-06:20

2 stops28h 55m

Chicago O'Hare Intl

Wed 31/12

00:00-13:00

Nonstop0h 00m

฿20,470

BangkokChicago

BKK Bangkok Suvarnabhumi - MDW Chicago Midway

BKKMDW

Bangkok Suvarnabhumi

Tue 3/11

14:05-05:55

2 stops28h 50m

Chicago Midway

Wed 31/12

00:00-13:00

Nonstop0h 00m

฿20,965

BangkokChicago

BKK Bangkok Suvarnabhumi - MDW Chicago Midway

BKKMDW

Bangkok Suvarnabhumi

Mon 5/10

17:30-05:50

2 stops24h 20m

Chicago Midway

Wed 31/12

00:00-13:00

Nonstop0h 00m

฿20,965

BangkokChicago

BKK Bangkok Suvarnabhumi - MDW Chicago Midway

BKKMDW

Bangkok Suvarnabhumi

Fri 23/10

10:50-00:15

2 stops25h 25m

Chicago Midway

Wed 31/12

00:00-13:00

Nonstop0h 00m

฿21,064

BangkokChicago

BKK Bangkok Suvarnabhumi - MDW Chicago Midway

BKKMDW

Bangkok Suvarnabhumi

Wed 14/10

17:30-05:50

2 stops24h 20m

Chicago Midway

Wed 31/12

00:00-13:00

Nonstop0h 00m

฿21,097

BangkokChicago

BKK Bangkok Suvarnabhumi - MDW Chicago Midway

BKKMDW

Bangkok Suvarnabhumi

Mon 12/10

17:30-05:50

2 stops24h 20m

Chicago Midway

Wed 31/12

00:00-13:00

Nonstop0h 00m

฿21,130

BangkokChicago

BKK Bangkok Suvarnabhumi - MDW Chicago Midway

BKKMDW

Bangkok Suvarnabhumi

Sat 17/10

17:30-05:50

2 stops24h 20m

Chicago Midway

Wed 31/12

00:00-13:00

Nonstop0h 00m

฿21,130

BangkokChicago

BKK Bangkok Suvarnabhumi - MDW Chicago Midway

BKKMDW

Bangkok Suvarnabhumi

Mon 21/9

17:30-05:55

2 stops24h 25m

Chicago Midway

Wed 31/12

00:00-13:00

Nonstop0h 00m

฿21,130
Fastest return journey

BangkokChicago

BKK Bangkok Suvarnabhumi - MDW Chicago Midway

BKKMDW

Bangkok Suvarnabhumi

Tue 29/9

17:30-05:05

2 stops23h 35m

Chicago Midway

Wed 31/12

00:00-13:00

Nonstop0h 00m

฿21,163

BangkokChicago

BKK Bangkok Suvarnabhumi - ORD Chicago O'Hare Intl

BKKORD

Bangkok Suvarnabhumi

Sun 6/12

14:05-07:00

2 stops29h 55m

Chicago O'Hare Intl

Wed 31/12

00:00-13:00

Nonstop0h 00m

฿21,327

Flights are sorted by cheapest return flights first.

Deals found on 30/8

Showing 1-10 of 59 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 ฿34,051). Flying from Bangkok to Chicago in April is currently the most expensive (average of ฿53,598). 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 ฿36,359 and ฿41,600 in October.
The cheapest return price found within the last 5 days was ฿26,931 on Thai Airways (2 Oct–17 Oct).

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 79 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

Crew

8.7

Food

8.1

Entertainment

8.2

Overall

8.4

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

Boarding

8.5

Crew

8.7

Food

8.1

Entertainment

8.2

Overall

8.4

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
1,911 reviews
Korean Air
8.4
Very Good
1,221 reviews
Check prices

Boarding

8.5

Crew

8.7

Food

8.1

Entertainment

8.2

Overall

8.4

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 19h 40m. 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 Thai Airways is currently your cheapest option to Chicago, with prices starting at ฿30,420. Additional round-trip tickets that might be worth considering are offered by Korean Air and ANA, with the lowest prices starting at ฿32,043 and ฿32,898, respectively. Thai Airways is priced at 24% 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 ฿34,051). Flying from Bangkok to Chicago in April is currently the most expensive (average of ฿53,598). 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฿30,420Average฿55,138FlexibilityNo cancel feeOn-time77%
Search Thai Airways flights
Korean AirCheapest฿32,043Average฿33,835FlexibilityNo cancel feeOn-time81%
Search Korean Air flights
ANACheapest฿32,898Average฿38,143FlexibilityNo cancel feeOn-time80%
Search ANA flights
เดลต้าCheapest฿32,914Average฿51,980FlexibilityNo cancel feeOn-timeN/A
Search เดลต้า flights
Cathay PacificCheapest฿40,405Average฿59,202FlexibilityNo 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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