฿17,814+ Cheap flights to Chicago

— CHI
4 Dec — 11 Dec1
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

Sun 1/1113:10 -
2 stops29h 30m
Sat 7/1106:29 -
2 stops27h 16m
Deal found 30/10฿33,401
Wed 4/1119:55 -
1 stop24h 40m
Thu 5/1110:25 -
2 stops29h 35m
Deal found 3/11฿34,785
Sat 31/1007:10 -
1 stop20h 40m
Sun 8/1116:25 -
1 stop23h 45m
Deal found 30/10฿34,920
Sat 31/1021:40 -
2 stops36h 47m
Sat 7/1106:35 -
2 stops28h 45m
Deal found 30/10฿34,987
Sat 31/1007:10 -
2 stops40h 01m
Sun 1/1114:00 -
2 stops32h 30m
Deal found 30/10฿35,021
Sun 1/1122:25 -
1 stop29h 45m
Sun 8/1116:25 -
1 stop23h 45m
Deal found 30/10฿35,088
Sun 1/1109:10 -
2 stops25h 35m
Sun 8/1117:52 -
2 stops28h 38m
Deal found 30/10฿35,156
Wed 4/1109:10 -
2 stops25h 35m
Thu 5/1120:11 -
2 stops39h 09m
Deal found 3/11฿35,291
Sun 1/1107:10 -
1 stop20h 40m
Sat 7/1107:00 -
2 stops28h 20m
Deal found 30/10฿36,134
Wed 16/1202:55 -
1 stop41h 40m
Thu 7/113:15 -
1 stop39h 30m
Deal found 30/10฿36,370

Find flight deals to Chicago

Return from

฿32,760

One-way from

฿17,814

Popular in

March

Cheapest in

November

Average price

฿34,852
Korean Air
  • Korean Air
  • 25/3-7/4
  • 2 total stops
  • 59h 30m total
  • Bangkok to Chicago
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เอทิฮัดแอร์เวย์
  • เอทิฮัดแอร์เวย์
  • 20/11-31/12
  • 2 total stops
  • 33h 45m total
  • Bangkok to Chicago
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Highest demand for flights based on searches. 25% potential increase in price (฿14,524 potential increase over avg. return price).
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Cheapest flight prices on average. 4% potential price decrease (฿1,927 potential savings vs. average return price).
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Average for return flights in November 2026
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Cheapflights Fare Finder

 
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 Bangkok Suvarnabhumi - ORD Chicago O'Hare Intl

BKKORD

Bangkok Suvarnabhumi

Sun 21/2

21:40-08:30

1 stop23h 50m

Chicago O'Hare Intl

Wed 31/12

00:00-13:00

Nonstop0h 00m

฿21,795
Fastest return journey

BangkokChicago

BKK Bangkok Suvarnabhumi - ORD Chicago O'Hare Intl

BKKORD

Bangkok Suvarnabhumi

Fri 19/2

01:05-08:30

1 stop20h 25m

Chicago O'Hare Intl

Wed 31/12

00:00-13:00

Nonstop0h 00m

฿21,795

BangkokChicago

BKK Bangkok Suvarnabhumi - ORD Chicago O'Hare Intl

BKKORD

Bangkok Suvarnabhumi

Sat 6/3

14:50-23:59

2 stops22h 09m

Chicago O'Hare Intl

Wed 31/12

00:00-13:00

Nonstop0h 00m

฿23,077

BangkokChicago

BKK Bangkok Suvarnabhumi - ORD Chicago O'Hare Intl

BKKORD

Bangkok Suvarnabhumi

Fri 5/3

01:05-08:30

1 stop20h 25m

Chicago O'Hare Intl

Wed 31/12

00:00-13:00

Nonstop0h 00m

฿23,179

BangkokChicago

BKK Bangkok Suvarnabhumi - ORD Chicago O'Hare Intl

BKKORD

Bangkok Suvarnabhumi

Wed 18/11

01:05-21:47

2 stops33h 42m

Chicago O'Hare Intl

Wed 31/12

00:00-13:00

Nonstop0h 00m

฿23,212

BangkokChicago

BKK Bangkok Suvarnabhumi - ORD Chicago O'Hare Intl

BKKORD

Bangkok Suvarnabhumi

Fri 11/12

01:05-13:56

2 stops25h 51m

Chicago O'Hare Intl

Wed 31/12

00:00-13:00

Nonstop0h 00m

฿23,314

BangkokChicago

BKK Bangkok Suvarnabhumi - ORD Chicago O'Hare Intl

BKKORD

Bangkok Suvarnabhumi

Mon 1/3

16:55-19:13

3 stops39h 18m

Chicago O'Hare Intl

Wed 31/12

00:00-13:00

Nonstop0h 00m

฿23,752

BangkokChicago

BKK Bangkok Suvarnabhumi - ORD Chicago O'Hare Intl

BKKORD

Bangkok Suvarnabhumi

Tue 12/1

22:05-23:59

2 stops38h 54m

Chicago O'Hare Intl

Wed 31/12

00:00-13:00

Nonstop0h 00m

฿27,632

BangkokChicago

BKK Bangkok Suvarnabhumi - ORD Chicago O'Hare Intl

BKKORD

Bangkok Suvarnabhumi

Mon 11/1

19:10-15:05

2 stops56h 55m

Chicago O'Hare Intl

Wed 31/12

00:00-13:00

Nonstop0h 00m

฿30,028

BangkokChicago

BKK Bangkok Suvarnabhumi - ORD Chicago O'Hare Intl

BKKORD

Bangkok Suvarnabhumi

Fri 22/1

16:55-18:54

2 stops38h 59m

Chicago O'Hare Intl

Thu 3/6

07:15-04:35

2 stops33h 20m

฿37,113

Flights are sorted by cheapest return flights first.

Deals found on 3/11

Showing 1-10 of 22 resultsSorted by cheapest first
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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

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 20 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 ฿28,833
Korean Air
Korean Air
From ฿32,797
ANA
ANA
From ฿33,672
เดลต้า
เดลต้า
From ฿33,688

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 78 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.

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, Cathay Pacific 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 ฿2,867, while return flights cost around ฿59,318.

  • How much is a return flight to Chicago?

    A return flight to Chicago will typically cost around ฿59,318, however they can be found for as little as ฿59,318.

  • 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 (20 hours 0 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

Airports serving Chicago

Flights to Midway
Flights to O'Hare Intl
Flights from Midway
Flights from O'Hare Intl

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