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฿22,448+ Cheap flights to Chicago

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 29/11. Fares are subject to change and may not be available on all flights or dates of travel.
— CHI
29 Jul — 5 Aug1
1 adult
1 adult, Economy, 0 bags

Flights to Chicago in 2026

Enter your travel dates to find the best prices.

Cheapest flights to Chicago
Explore the most affordable flight options available to Chicago. Find the lowest fares based on data from user searches, with prices last updated on 29 June 2026.

Mon 19/1015:45
BKK
-
ORD
3 stops41h 33m
United Airlines
Wed 25/1106:00
ORD
-
BKK
2 stops34h 10m
United Airlines
Deal found 25/6฿29,066
Tue 20/1015:45
BKK
-
ORD
3 stops40h 37m
United Airlines
Tue 3/1121:40
ORD
-
BKK
2 stops48h 50m
United Airlines
Deal found 28/6฿29,465
Fri 9/1019:10
BKK
-
ORD
2 stops57h 00m
โอมานแอร์
Fri 23/1020:00
ORD
-
BKK
2 stops35h 55m
โอมานแอร์
Deal found 27/6฿30,962
Fri 4/909:00
BKK
-
ORD
2 stops33h 50m
โอมานแอร์
Fri 25/920:00
ORD
-
BKK
2 stops33h 45m
โอมานแอร์
Deal found 28/6฿31,028
Mon 19/1007:05
BKK
-
ORD
2 stops46h 00m
แอร์แคนาดา
Wed 25/1108:49
ORD
-
BKK
1 stop32h 41m
แอร์แคนาดา
Deal found 25/6฿31,859
Wed 7/1007:05
BKK
-
ORD
1 stop25h 01m
แอร์แคนาดา
Sat 17/1015:40
ORD
-
BKK
1 stop25h 25m
แอร์แคนาดา
Deal found 25/6฿32,126
Wed 21/1007:05
BKK
-
ORD
1 stop25h 01m
แอร์แคนาดา
Tue 17/1108:45
ORD
-
BKK
2 stops27h 00m
แอร์แคนาดา
Deal found 28/6฿32,491
Mon 19/1021:40
BKK
-
ORD
1 stop23h 50m
Korean Air
Wed 25/1111:15
ORD
-
BKK
1 stop24h 30m
Korean Air
Deal found 25/6฿33,256
Fri 9/1021:40
BKK
-
ORD
1 stop23h 50m
Korean Air
Fri 23/1012:10
ORD
-
BKK
1 stop37h 15m
Korean Air
Deal found 27/6฿33,456
Mon 16/1100:55
BKK
-
ORD
1 stop20h 35m
Korean Air
Sun 22/1111:15
ORD
-
BKK
1 stop37h 10m
Korean Air
Deal found 24/6฿33,489
Tue 20/1009:50
BKK
-
MDW
2 stops24h 35m
เดลต้า
Tue 3/1117:15
MDW
-
BKK
2 stops31h 10m
เดลต้า
Deal found 28/6฿33,788
Tue 18/802:35
BKK
-
MDW
2 stops32h 01m
เดลต้า
Thu 27/809:59
MDW
-
BKK
2 stops27h 06m
เดลต้า
Deal found 25/6฿34,653

Find flight deals to Chicago

Find the latest flights to Chicago in 2026, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 17,341 searches and data was last updated on 29 June 2026.

Return from

฿29,066

One-way from

฿22,448

Popular in

March

Cheapest in

February

Average price

฿35,750
United Airlines
  • United Airlines
  • 19/10-25/11
  • 5 total stops
  • 75h 43m total
  • Bangkok to Chicago
Search Deals
Philippine Airlines
  • Philippine Airlines
  • 29/11
  • 1 total stop
  • 36h 00m total
  • Bangkok to Chicago
Search Deals
Highest demand for flights based on searches. 15% potential increase in price (฿7,624 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (฿1,784 potential savings vs. average return price).
Search Deals
Average for return flights in June 2026
Search Deals

Cheapflights Fare Finder

 
Locate flights to Chicago that fit your budget, with regularly updated fares and availability. In the last 7 days, Cheapflights users made a total of 17,341 searches and data was last updated on 29 June 2026.
Use the filters below to find and compare flights to Chicago that are best for you.

Fly from

Route

Depart

Return

Price

Cheapest return flight

BangkokChicago

BKK - MDW

BKKMDW

Bangkok Suvarnabhumi

Wed 21/10

09:50-22:25

2 stops24h 35m

Chicago Midway

Wed 4/11

18:45-23:20

2 stops39h 35m

฿33,788

BangkokChicago

BKK - MDW

BKKMDW

Bangkok Suvarnabhumi

Tue 20/10

09:50-22:25

2 stops24h 35m

Chicago Midway

Tue 3/11

17:15-13:25

2 stops31h 10m

฿33,788

BangkokChicago

BKK - ORD

BKKORD

Bangkok Suvarnabhumi

Fri 4/9

09:50-09:30

1 stop35h 40m

Chicago O'Hare Intl

Fri 25/9

12:10-01:05

1 stop24h 55m

฿33,822

BangkokChicago

BKK - ORD

BKKORD

Bangkok Suvarnabhumi

Tue 18/8

09:50-23:29

2 stops25h 39m

Chicago O'Hare Intl

Wed 7/10

07:05-21:45

2 stops26h 40m

฿34,653

BangkokChicago

BKK - ORD

BKKORD

Bangkok Suvarnabhumi

Wed 19/8

09:50-23:29

2 stops25h 39m

Chicago O'Hare Intl

Thu 27/8

05:30-23:35

2 stops30h 05m

฿34,653

BangkokChicago

BKK - MDW

BKKMDW

Bangkok Suvarnabhumi

Mon 13/7

09:50-22:15

2 stops24h 25m

Chicago Midway

Mon 14/9

09:24-23:35

2 stops26h 11m

฿34,786

BangkokChicago

BKK - ORD

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

฿36,050

BangkokChicago

BKK - ORD

BKKORD

Bangkok Suvarnabhumi

Tue 4/8

09:35-04:51

2 stops31h 16m

Chicago O'Hare Intl

Wed 7/10

18:06-23:55

2 stops41h 49m

฿37,447

BangkokChicago

BKK - MDW

BKKMDW

Bangkok Suvarnabhumi

Wed 7/10

13:20-06:00

2 stops28h 40m

Chicago Midway

Sat 17/10

20:00-09:45

2 stops25h 45m

฿39,076

BangkokChicago

BKK - MDW

BKKMDW

Bangkok Suvarnabhumi

Mon 13/7

13:20-05:00

2 stops27h 40m

Chicago Midway

Mon 14/9

21:20-09:45

2 stops24h 25m

฿39,375

Flights are sorted by cheapest return flights first.

Deals found on 26/6

Showing 1-10 of 52 resultsSorted by cheapest first
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6

Best time to book a flight to Chicago

Have a flexible travel schedule? Discover the best time to fly to Chicago 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 to Chicago

How long is the flight to Chicago?

On average, a flight from Bangkok to Chicago takes 24 hours 5 minutes. Flights to Chicago from other popular cities in Thailand will vary in length. Below are a few examples of popular routes and their flight times.

What are the most popular airlines that fly to Chicago?

The most popular airlines flying from Bangkok to Chicago are Thai Airways, Korean Air and ANA.

Thai Airways
Thai Airways
From ฿37,825
EVA Air
EVA Air
From ฿35,454
Korean Air
Korean Air
From ฿32,327
ANA
ANA
From ฿35,064

What are the cheapest airlines that fly to Chicago?

The cheapest airlines flying from Bangkok to Chicago are United Airlines, Korean Air and เดลต้า.

Rainfall in Chicago by month

Plan your trip to Chicago by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Chicago ranges from 43.0 - 125.0 mm per month. August is typically the wettest month, when rainfall can reach 125.0 mm. January is typically the driest time to visit Chicago when rainfall is around 43.0 mm.

Temperature in Chicago by month

Plan your trip to Chicago by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Chicago, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 23.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -5.0 C).

When is the best time to book a flight to Chicago?

The best time to book flights to Chicago is 58 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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 29 June 2026.
Check out reviews from past customers who have flown Korean Air,Japan Airlines, andANA to the United States to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.4
Very Good
1,220 reviews
Check prices

Boarding

8.5

Comfort

8.3

Food

8.1

Crew

8.7

Entertainment

8.2

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
1,220 reviews
Korean Air
8.4
Very Good
1,220 reviews
Check prices

Boarding

8.5

Comfort

8.3

Food

8.1

Crew

8.7

Entertainment

8.2

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
1,851 reviews
Korean Air
8.4
Very Good
1,220 reviews
Check prices

Boarding

8.5

Comfort

8.3

Food

8.1

Crew

8.7

Entertainment

8.2

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!!
ANA
8.3
Very Good
1,258 reviews
Korean Air
8.4
Very Good
1,220 reviews
Check prices

Boarding

8.5

Comfort

8.3

Food

8.1

Crew

8.7

Entertainment

8.2

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!!

FAQs about flying to Chicago

  • Can I find cheaper flights to Chicago if I am willing to have stopovers?

    Yes, flights with stopovers are often cheaper than direct flights. Keep an eye out for flight deals to Chicago on Cheapflights that require 1 or 2 stops for potential cost savings.

  • What is the best airline to fly to Chicago?

    Based on reviews from Cheapflights users, United Airlines is rated the highest out of the airlines that fly to Chicago.

  • What is the cheapest airport to fly to in Chicago?

    Chicago O'Hare Intl is currently the cheapest airport to fly to in Chicago. One-way flights to Chicago O'Hare Intl typically cost ฿2,826, while return flights cost around ฿13,091.

  • How much is a return flight to Chicago?

    A return flight to Chicago will typically cost around ฿18,018, however they can be found for as little as ฿13,091.

  • Where does the fastest flight to Chicago depart from?

    For those looking to save time traveling to Chicago, Bangkok offers the quickest one-way flight (19 hours 40 minutes).

  • Does Chicago O'Hare Intl have rental cars?

    Yes. Those touching down at Chicago O'Hare Intl can take advantage of the car hire services offered upon their arrival.

  • Are there hotels close to Chicago O'Hare Intl?

    Yes. Chicago O'Hare Intl has hotels nearby for those requiring accommodations. Hilton Chicago O'Hare Airport is the closest property to Chicago O'Hare Intl (0.0 km away from Chicago O'Hare Intl).

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Airports serving Chicago

Book a flight to or from one of these Chicago airports.
Flights to Midway
Flights to O'Hare Intl
Flights from Midway
Flights from O'Hare Intl

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When you search for this flight to Chicago, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the best flight for you.

Why should you use Cheapflights to find cheap flight tickets to Chicago?

Millions of users choose and trust Cheapflights to book the best flight deals to Chicago for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights to Chicago with no change fees?

Yes! Cheapflights helps users easily find flights to Chicago with no change fees.

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Yes, Cheapflights has a feature called Price Alerts, which notifies users when flight prices change. Track prices for your flight to Chicago today and book when you’re ready!

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