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, Thai Airways 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 ฿2,830, while return flights cost around ฿42,697.

How much is a return flight to Chicago?

A return flight to Chicago will typically cost around ฿42,697, however they can be found for as little as ฿42,697.

Where does the fastest flight to Chicago depart from?

For those looking to save time traveling to Chicago, Chiang Mai offers the quickest one-way flight (21 hours 10 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).

฿17,148+ Cheap Flights to Chicago, Illinois

Flights to Chicago in 2026

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

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 20 September 2026.

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

Best flights to Chicago
Discover carefully curated flight deals to Chicago that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 20 September 2026.

Sat 3/1003:15 -

1 stop24h 25m

Wed 7/1014:00 -

1 stop40h 10m

Deal found 20/9฿32,165

Tue 13/1002:35 -

2 stops30h 03m

Wed 28/1007:00 -

2 stops28h 05m

Deal found 18/9฿33,996

Fri 6/1107:10 -

1 stop19h 40m

Tue 10/1110:40 -

1 stop23h 10m

Deal found 19/9฿34,196

Wed 4/1110:55 -

2 stops31h 50m

Wed 11/1115:45 -

2 stops32h 20m

Deal found 20/9฿37,325

Fri 9/1023:50 -

1 stop28h 10m

Sat 17/1020:35 -

1 stop26h 35m

Deal found 18/9฿48,846

Tue 3/1101:05 -

2 stops32h 25m

Wed 18/1106:40 -

2 stops28h 40m

Deal found 18/9฿33,996

Fri 6/1109:10 -

2 stops24h 27m

Mon 9/1116:39 -

2 stops29h 51m

Deal found 15/9฿34,229

Mon 2/1114:05 -

2 stops28h 50m

Mon 9/1116:45 -

2 stops31h 20m

Deal found 17/9฿37,425

Wed 4/1109:50 -

2 stops27h 07m

Wed 11/1119:17 -

2 stops40h 03m

Deal found 20/9฿34,029

Sat 31/1007:10 -

2 stops26h 50m

Sat 7/1115:56 -

3 stops30h 34m

Deal found 16/9฿34,295

Wed 14/1002:35 -

2 stops33h 22m

Sat 7/1106:20 -

2 stops26h 10m

Deal found 19/9฿34,029

Sat 10/1015:45 -

2 stops25h 30m

Sun 25/1013:00 -

2 stops34h 30m

Deal found 18/9฿34,495

Mon 19/1017:30 -

2 stops24h 20m

Mon 26/1015:55 -

2 stops33h 10m

Deal found 20/9฿39,090

Sat 19/1221:40 -

2 stops37h 29m

Fri 8/105:30 -

2 stops27h 00m

Deal found 17/9฿34,062

Wed 14/1015:45 -

2 stops25h 30m

Wed 28/1013:30 -

3 stops34h 00m

Deal found 18/9฿34,495

Wed 4/1120:20 -

2 stops48h 35m

Wed 18/1122:45 -

1 stop34h 15m

Deal found 18/9฿40,222

Thu 15/1012:10 -

1 stop39h 50m

Fri 6/1119:45 -

1 stop35h 25m

Deal found 19/9฿48,879

Fri 9/1015:45 -

2 stops34h 51m

Sat 17/1007:00 -

2 stops38h 35m

Deal found 16/9฿34,562

Fri 6/1123:00 -

1 stop28h 55m

Mon 9/1119:45 -

1 stop35h 25m

Deal found 16/9฿48,879

Sat 10/1013:20 -

2 stops28h 20m

Sun 25/1020:10 -

2 stops25h 40m

Deal found 18/9฿40,555

Wed 4/1121:40 -

2 stops26h 03m

Wed 11/1106:00 -

2 stops29h 20m

Deal found 20/9฿37,525

Mon 21/1221:40 -

2 stops27h 30m

Thu 7/117:59 -

2 stops40h 06m

Deal found 17/9฿37,559

Wed 14/1012:10 -

1 stop39h 50m

Wed 28/1020:45 -

1 stop25h 20m

Deal found 18/9฿50,511

Fri 9/1017:30 -

2 stops24h 20m

Tue 13/1016:45 -

3 stops29h 00m

Deal found 16/9฿42,653

Mon 21/1201:05 -

2 stops29h 35m

Fri 8/117:59 -

2 stops40h 06m

Deal found 17/9฿39,756

Sat 10/1023:50 -

1 stop28h 10m

Sun 25/1020:45 -

1 stop25h 20m

Deal found 18/9฿55,206

Sun 4/1011:30 -

2 stops33h 05m

Wed 7/1014:00 -

2 stops24h 40m

Deal found 20/9฿48,413

Thu 22/1002:35 -

2 stops31h 58m

Sat 12/1218:41 -

2 stops39h 24m

Deal found 20/9฿41,254

Last-minute flights to Chicago
Discover last-minute flight deals to Chicago. Data last updated 20 September 2026 and is based on user searches.

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

Mon 21/921:40 -

2 stops26h 59m

Sun 4/1009:29 -

2 stops27h 36m

Deal found 18/9฿33,996

Mon 21/921:40 -

2 stops26h 59m

Thu 24/909:29 -

2 stops24h 16m

Deal found 20/9฿34,029

Sat 3/1003:15 -

1 stop24h 25m

Wed 7/1014:00 -

1 stop40h 10m

Deal found 20/9฿32,165

Thu 8/1003:15 -

1 stop24h 25m

Tue 13/1014:00 -

1 stop21h 55m

Deal found 19/9฿32,464

Thu 8/1003:15 -

1 stop24h 25m

Sat 17/1020:25 -

1 stop39h 30m

Deal found 17/9฿32,597

Mon 12/1009:00 -

2 stops43h 10m

Fri 6/1118:50 -

2 stops46h 55m

Deal found 19/9฿31,166

Wed 14/1009:15 -

1 stop35h 20m

Wed 28/1014:10 -

1 stop33h 35m

Deal found 18/9฿32,065

Thu 15/1012:40 -

1 stop20h 05m

Thu 29/1000:30 -

1 stop28h 20m

Deal found 16/9฿29,234

Sun 18/1003:15 -

1 stop41h 20m

Mon 26/1014:10 -

1 stop33h 25m

Deal found 18/9฿31,998

Sat 31/1017:30 -

1 stop39h 05m

Sat 7/1123:30 -

1 stop28h 20m

Deal found 16/9฿28,335

Find flight deals to Chicago

Return from	฿28,102
One-way from	฿17,148
Popular in	March
Cheapest in	November
Average price	฿36,726

Thai Airways
23/12-5/1
2 total stops
61h 25m total
Bangkok to Chicago

Search Deals

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 (฿8,390 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 4% potential price decrease (฿1,777 potential savings vs. average return price).

Search Deals

Average for return flights in September 2026

Search Deals

Fly from

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

...

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.

TH1-CHI

BKK-ORD

BKK-MDW

DMK-ORD

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

TH1-CHI

BKK-ORD

BKK-MDW

DMK-ORD

How long is the flight to Chicago?

On average, a flight from Bangkok to Chicago takes 26 hours 21 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, ANA and Korean Air.

What are the cheapest airlines that fly to Chicago?

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

Rainfall in Chicago 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

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 80 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

Check out reviews from past customers who have flown Korean Air 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

1,218 reviews

Check prices

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

Reviews

1 / 20

10.0

Excellent

Jacqueline,Aug 2025

ICN - SEA

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, Thai Airways 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 ฿2,830, while return flights cost around ฿42,697.
How much is a return flight to Chicago?
A return flight to Chicago will typically cost around ฿42,697, however they can be found for as little as ฿42,697.
Where does the fastest flight to Chicago depart from?
For those looking to save time traveling to Chicago, Chiang Mai offers the quickest one-way flight (21 hours 10 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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How does Cheapflights help users find flights to Chicago?

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.

Can Cheapflights notify me if prices for flights to Chicago become cheaper?

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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฿17,148+ Cheap flights to Chicago

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 24/10. Fares are subject to change and may not be available on all flights or dates of travel.

Flights to Chicago in 2026

Cheapest flights to ChicagoExplore the most affordable flight options available to Chicago. Find the lowest fares based on data from user searches, with prices last updated on 20 September 2026.

Explore the most affordable flight options available to Chicago. Find the lowest fares based on data from user searches, with prices last updated on 20 September 2026.

Best flights to ChicagoDiscover carefully curated flight deals to Chicago that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 20 September 2026.

Discover carefully curated flight deals to Chicago that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 20 September 2026.

Last-minute flights to ChicagoDiscover last-minute flight deals to Chicago. Data last updated 20 September 2026 and is based on user searches.

Discover last-minute flight deals to Chicago. Data last updated 20 September 2026 and is based on user searches.

One-way flights to ChicagoSearch for one-way flight options to Chicago. Find affordable one-way fares based on user searches. Data last updated 20 September 2026.

Search for one-way flight options to Chicago. Find affordable one-way fares based on user searches. Data last updated 20 September 2026.

Find flight deals to Chicago

Return from

One-way from

Popular in

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Cheapflights Fare Finder

Use the filters below to find and compare flights to Chicago that are best for you.

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.

Cheapflights Insights

How long is the flight to Chicago?

On average, a flight from Bangkok to Chicago takes 26 hours 21 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, ANA and Korean Air.

What are the cheapest airlines that fly to Chicago?

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

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.

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

The best time to book flights to Chicago is 80 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

Check out reviews from past customers who have flown Korean Air 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.

FAQs about flying to Chicago

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

What is the best airline to fly to Chicago?

What is the cheapest airport to fly to in Chicago?

How much is a return flight to Chicago?

Where does the fastest flight to Chicago depart from?

Does Chicago O'Hare Intl have rental cars?

Are there hotels close to Chicago O'Hare Intl?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Airports serving Chicago

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Search flights to Chicago by cabin class

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Find the best flight deals from Chicago

Some of the lowest fares we’ve come across for flights from Chicago.

Other flight destinations closest to Chicago

Book a flight to other destinations in United States.

Complete your trip

Reserve a car hire and hotel room to complete your trip to Chicago.

Most traveled routes by our users

Browse our most popular destinations

Popular flight searches

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Fly your favourite airline to Chicago

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Fly with Cheapflights

How does Cheapflights help users find flights to Chicago?

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

Can Cheapflights find flights to Chicago with no change fees?

Can Cheapflights notify me if prices for flights to Chicago become cheaper?

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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 20 September 2026.

Best flights to Chicago
Discover carefully curated flight deals to Chicago that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 20 September 2026.

Last-minute flights to Chicago
Discover last-minute flight deals to Chicago. Data last updated 20 September 2026 and is based on user searches.

One-way flights to Chicago
Search for one-way flight options to Chicago. Find affordable one-way fares based on user searches. Data last updated 20 September 2026.