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Cheap flights from Bangkok to Chicago from ฿22,390

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 14/11. Fares are subject to change and may not be available on all flights or dates of travel.
BKK — CHI
6 Sep — 13 Sep1
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 7 August 2026.

Thu 3/917:15 -
1 stop39h 30m
Tue 15/900:30 -
1 stop28h 20m
Deal found 6/8฿25,697
Mon 31/812:40 -
1 stop20h 30m
Sat 12/900:30 -
1 stop22h 10m
Deal found 3/8฿26,359
Fri 9/1017:15 -
1 stop39h 30m
Mon 12/1000:30 -
1 stop28h 20m
Deal found 3/8฿26,690
Tue 8/912:40 -
1 stop20h 05m
Mon 21/900:30 -
1 stop28h 20m
Deal found 3/8฿26,723
Tue 25/812:40 -
1 stop20h 30m
Mon 21/900:30 -
1 stop28h 20m
Deal found 3/8฿26,789
Tue 15/908:15 -
1 stop24h 30m
Mon 21/900:30 -
1 stop28h 20m
Deal found 3/8฿26,822
Sun 13/917:15 -
1 stop39h 30m
Thu 17/900:30 -
1 stop22h 10m
Deal found 6/8฿26,855
Fri 18/912:40 -
1 stop20h 05m
Thu 24/900:30 -
1 stop33h 05m
Deal found 4/8฿26,888
Tue 15/917:15 -
1 stop39h 30m
Thu 24/900:30 -
1 stop33h 05m
Deal found 6/8฿26,921
Wed 16/908:15 -
1 stop24h 30m
Thu 24/900:30 -
1 stop33h 05m
Deal found 6/8฿26,954
Sat 19/908:15 -
1 stop24h 30m
Fri 25/900:30 -
1 stop33h 05m
Deal found 5/8฿27,020
Wed 2/917:15 -
1 stop39h 30m
Tue 8/900:30 -
1 stop22h 10m
Deal found 2/8฿27,086

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 7 August 2026.

Round-trip from

฿25,697

One-way from

฿22,390

Popular in

March

Cheapest in

February

Average price

฿38,993
Thai Airways
  • Thai Airways
  • 3/9-15/9
  • 2 total stops
  • 67h 50m total
  • Bangkok to Chicago
Search Deals
14/11
  • 14/11
  • 3 total stops
  • 53h 12m total
  • Bangkok to Chicago
Search Deals
Highest demand for flights based on searches. 15% potential increase in price (฿245,447 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (฿58,225 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 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 7 August 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 Bangkok Suvarnabhumi - ORD Chicago O'Hare Intl

BKKORD

Bangkok Suvarnabhumi

Wed 2/9

02:35-23:29

2 stops32h 54m

Chicago O'Hare Intl

Thu 10/9

06:10-01:05

2 stops30h 55m

฿33,866

BangkokChicago

BKK Bangkok Suvarnabhumi - ORD Chicago O'Hare Intl

BKKORD

Bangkok Suvarnabhumi

Tue 15/9

09:35-15:05

1 stop41h 30m

Chicago O'Hare Intl

Tue 22/9

16:11-09:35

3 stops29h 24m

฿33,866

BangkokChicago

BKK Bangkok Suvarnabhumi - MDW Chicago Midway

BKKMDW

Bangkok Suvarnabhumi

Mon 2/11

23:15-12:47

2 stops26h 32m

Chicago Midway

Mon 16/11

17:09-13:25

2 stops31h 16m

฿33,866

BangkokChicago

BKK Bangkok Suvarnabhumi - MDW Chicago Midway

BKKMDW

Bangkok Suvarnabhumi

Fri 6/11

09:40-22:33

2 stops25h 53m

Chicago Midway

Mon 16/11

17:09-13:25

2 stops31h 16m

฿33,866

BangkokChicago

BKK Bangkok Suvarnabhumi - MDW Chicago Midway

BKKMDW

Bangkok Suvarnabhumi

Fri 18/9

23:30-18:22

2 stops30h 52m

Chicago Midway

Fri 25/9

09:29-21:45

2 stops24h 16m

฿33,866

BangkokChicago

BKK Bangkok Suvarnabhumi - ORD Chicago O'Hare Intl

BKKORD

Bangkok Suvarnabhumi

Wed 16/9

09:35-08:40

1 stop35h 05m

Chicago O'Hare Intl

Sun 27/9

18:06-09:35

2 stops27h 29m

฿33,899

BangkokChicago

BKK Bangkok Suvarnabhumi - ORD Chicago O'Hare Intl

BKKORD

Bangkok Suvarnabhumi

Thu 17/9

09:50-21:33

2 stops23h 43m

Chicago O'Hare Intl

Fri 2/10

07:00-01:05

2 stops30h 05m

฿33,899

BangkokChicago

BKK Bangkok Suvarnabhumi - MDW Chicago Midway

BKKMDW

Bangkok Suvarnabhumi

Tue 15/9

09:50-22:44

2 stops24h 54m

Chicago Midway

Tue 29/9

09:59-23:35

2 stops25h 36m

฿33,899

BangkokChicago

BKK Bangkok Suvarnabhumi - MDW Chicago Midway

BKKMDW

Bangkok Suvarnabhumi

Tue 15/9

09:50-22:44

2 stops24h 54m

Chicago Midway

Mon 28/9

09:29-21:45

2 stops24h 16m

฿33,899

BangkokChicago

BKK Bangkok Suvarnabhumi - MDW Chicago Midway

BKKMDW

Bangkok Suvarnabhumi

Mon 14/9

21:40-12:39

2 stops26h 59m

Chicago Midway

Sat 3/10

09:59-01:05

2 stops27h 06m

฿33,899

Flights are sorted by cheapest return flights first.

Deals found on 6/8

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
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

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 ฿34,164). Flying from Bangkok to Chicago in April is currently the most expensive (average of ฿53,908). 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 ฿35,884 and ฿58,836 in September.
The cheapest return price found within the last 5 days was ฿25,697 on Thai Airways (3 Sep–15 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 84 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

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 7 August 2026.
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
1,222 reviews
Check prices

Crew

8.7

Food

8.1

Entertainment

8.2

Comfort

8.3

Boarding

8.5

Overall

8.4

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
1,222 reviews
Korean Air
8.4
Very Good
1,222 reviews
Check prices

Crew

8.7

Food

8.1

Entertainment

8.2

Comfort

8.3

Boarding

8.5

Overall

8.4

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
1,894 reviews
Korean Air
8.4
Very Good
1,222 reviews
Check prices

Crew

8.7

Food

8.1

Entertainment

8.2

Comfort

8.3

Boarding

8.5

Overall

8.4

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 เดลต้า, United Airlines, 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 ฿32,149. Additional round-trip tickets that might be worth considering are offered by ANA and เดลต้า, with the lowest prices starting at ฿33,007 and ฿33,023, respectively. Korean Air is priced at 20% 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 ฿34,164). Flying from Bangkok to Chicago in April is currently the most expensive (average of ฿53,908). 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
Phuket City to St. Louis flights
Chiang Mai to Midway flights
Ko Samui to O'Hare Intl flights

Top 5 airlines flying from Bangkok to Chicago

Discover the top 5 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 7 August 2026.
AirlineCheapestAverageFlexibilityOn-time
Korean AirCheapest฿32,149Average฿34,002FlexibilityNo cancel feeOn-time81%
Search Korean Air flights
ANACheapest฿33,007Average฿38,016FlexibilityNo cancel feeOn-time80%
Search ANA flights
เดลต้าCheapest฿33,023Average฿52,152FlexibilityNo cancel feeOn-timeN/A
Search เดลต้า flights
Thai AirwaysCheapest฿37,616Average฿55,321FlexibilityNo cancel feeOn-time77%
Search Thai Airways flights
Cathay PacificCheapest฿40,539Average฿59,398FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific 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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