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฿2,626+ Cheap flights from Chicago

This is the cheapest return flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/3. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
CHI — BKK
7 Mar — 14 Mar1
1 adult
1 adult, Economy, 0 bags

What to know about flights from Chicago

Discover essential information about flights departing from Chicago, including flight schedules, destinations, airlines operating at the Chicago airport, and any specific guidelines or requirements for travellers. Please note that the information is based on the most recent updates available. Data last updated 5 February 2026.

Good round-trip deal

฿6,726 or less

Good one-way deal

฿2,576 or less
Price to beat on a round-trip flight from Chicago.
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Price to beat on a one-way flight from Chicago.
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Find flights from Chicago

Enter your travel dates to find the best prices.

Cheapest flights from Chicago
Explore the most affordable flight options available from Chicago. Find the lowest fares based on data from user searches, with prices last updated on 5 February 2026.

Wed 29/413:10
ORD
-
HKT
1 stop30h 10m
Air India
Thu 7/508:20
HKT
-
ORD
2 stops38h 50m
Air India
Deal found 2/2฿21,577
Wed 29/413:10
ORD
-
HKT
1 stop30h 10m
Air India
Sat 9/520:45
HKT
-
ORD
2 stops26h 25m
Air India
Deal found 2/2฿21,767
Fri 24/713:10
ORD
-
HKT
1 stop30h 10m
Air India
Thu 30/720:45
HKT
-
ORD
2 stops26h 25m
Air India
Deal found 1/2฿23,254
Wed 15/416:15
ORD
-
HKT
1 stop30h 35m
Cathay Pacific
Mon 20/418:20
HKT
-
ORD
1 stop31h 35m
Cathay Pacific
Deal found 3/2฿23,697
Fri 3/416:15
ORD
-
BKK
1 stop37h 45m
Cathay Pacific
Sun 19/412:35
BKK
-
ORD
1 stop37h 20m
Cathay Pacific
Deal found 3/2฿25,247
Wed 25/214:35
ORD
-
HKT
1 stop31h 45m
Cathay Pacific
Wed 11/312:20
HKT
-
ORD
1 stop37h 35m
Cathay Pacific
Deal found 4/2฿25,247
Sun 29/316:15
ORD
-
CNX
1 stop38h 25m
Cathay Pacific
Thu 23/410:30
CNX
-
ORD
1 stop39h 25m
Cathay Pacific
Deal found 2/2฿25,247
Tue 7/416:15
ORD
-
BKK
1 stop35h 10m
Cathay Pacific
Thu 16/417:30
BKK
-
ORD
1 stop32h 25m
Cathay Pacific
Deal found 3/2฿25,279
Tue 17/223:30
ORD
-
BKK
1 stop22h 15m
EVA Air
Thu 21/508:30
BKK
-
ORD
1 stop24h 30m
EVA Air
Deal found 4/2฿25,310
Wed 29/400:30
ORD
-
BKK
1 stop22h 40m
EVA Air
Tue 5/512:25
BKK
-
ORD
1 stop20h 35m
EVA Air
Deal found 2/2฿25,342
Thu 5/314:35
ORD
-
BKK
1 stop37h 05m
Cathay Pacific
Thu 19/319:15
BKK
-
ORD
1 stop30h 40m
Cathay Pacific
Deal found 2/2฿25,374
Fri 20/214:35
ORD
-
BKK
1 stop20h 40m
Cathay Pacific
Mon 25/519:10
BKK
-
ORD
1 stop30h 45m
Cathay Pacific
Deal found 5/2฿25,405

Find flights from Chicago within your budget

 
Find flights departing from Chicago that match your specified budget. Filter results by price range, allowing you to narrow down options and find flights that fit within your financial constraints. Please note that the search results are based on data from user searches, with fares last updated on 5 February 2026. In the last 7 days, Cheapflights users made a total of 17,341 searches

Fly to

Suvarnabhumi

Route

Depart

Return

Price

ChicagoPhuket City

ORD - HKT

ORDHKT

Chicago O'Hare Intl

Wed 15/4

16:15-10:50

1 stop30h 35m

Phuket City

Mon 20/4

18:20-13:55

1 stop31h 35m

฿23,697

ChicagoPhuket City

ORD - HKT

ORDHKT

Chicago O'Hare Intl

Wed 29/4

13:10-19:45

1 stop42h 35m

Phuket City

Thu 7/5

20:45-11:10

2 stops26h 25m

฿23,950

ChicagoPhuket City

ORD - HKT

ORDHKT

Chicago O'Hare Intl

Wed 29/4

13:10-07:20

1 stop30h 10m

Phuket City

Sat 9/5

20:45-11:10

1 stop26h 25m

฿24,235

ChicagoPhuket City

ORD - HKT

ORDHKT

Chicago O'Hare Intl

Tue 17/3

15:35-11:20

1 stop31h 45m

Phuket City

Mon 13/4

18:20-13:55

1 stop31h 35m

฿25,247

ChicagoBangkok

ORD - BKK

ORDBKK

Chicago O'Hare Intl

Wed 29/4

16:00-09:35

2 stops29h 35m

Bangkok Suvarnabhumi

Wed 13/5

09:35-08:40

1 stop35h 05m

฿26,038

ChicagoPhuket City

ORD - HKT

ORDHKT

Chicago O'Hare Intl

Fri 24/7

13:10-07:20

1 stop30h 10m

Phuket City

Thu 30/7

20:45-11:10

1 stop26h 25m

฿26,101

ChicagoBangkok

ORD - BKK

ORDBKK

Chicago O'Hare Intl

Tue 7/4

10:30-09:35

2 stops35h 05m

Bangkok Suvarnabhumi

Tue 28/4

15:45-05:27

2 stops25h 42m

฿26,576

ChicagoBangkok

ORD - BKK

ORDBKK

Chicago O'Hare Intl

Wed 22/4

07:15-23:40

2 stops28h 25m

Bangkok Suvarnabhumi

Tue 28/4

09:50-23:58

2 stops26h 08m

฿26,797

ChicagoBangkok

ORD - BKK

ORDBKK

Chicago O'Hare Intl

Thu 7/5

07:40-09:35

2 stops37h 55m

Bangkok Suvarnabhumi

Wed 17/6

09:35-04:47

2 stops31h 12m

฿26,956

ChicagoBangkok

ORD - BKK

ORDBKK

Chicago O'Hare Intl

Thu 7/5

07:40-09:35

2 stops37h 55m

Bangkok Suvarnabhumi

Tue 23/6

09:35-04:47

2 stops31h 12m

฿26,956

Flights are sorted by cheapest return flights first.

Deals found on 3/2

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Best time to book a flight from Chicago

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

Travel insights for flights from Chicago

Get recent, data-driven insights about flights from Chicago including ideal travel times, pricing trends, and more.

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

Use this chart to determine the optimal time to book a return flight from Chicago to Suvarnabhumi. Price data was last updated on 30 January 2026.

Booking 8 days in advance of your planned departure date is, on average, the best time to get cheap flights from Chicago. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Chicago?

Currently, August is the cheapest month in which you can book a flight from Chicago (average of ฿20,312). Flying from Chicago in June will prove the most costly (average of ฿27,177). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

Which airlines fly from Chicago?

Many airlines operate round-trip flights from Chicago: ANA, Korean Air. These airlines fly to the following popular destinations: Bangkok.

ANA
ANA
From ฿21,664
Korean Air
Korean Air
From ฿22,099

What are popular destinations to fly to from Chicago?

If you’re flying from Chicago, these routes are more frequently taken by airlines New York (1,445 flights per day), Detroit (982 flights per day) and Toronto (766 flights per day).

Dallas/Fort Worth
Dallas/Fort Worth
From ฿11,879
Seoul
Seoul
From ฿24,575
New York
New York
From ฿6,726

What is the cheapest place to fly to from Chicago?

The cheapest city to fly to from Chicago is Las Vegas Harry Reid Intl, with prices starting at ฿2,017. Explore other affordable destinations below.

Las Vegas Harry Reid Intl
Las Vegas Harry Reid Intl
From ฿2,017
Salt Lake City
Salt Lake City
From ฿6,406
New York
New York
From ฿6,726

Airline reviews for flights from Chicago

Get insights into the airlines that provide service from Chicago. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing airline for your flight from Chicago. In the last 7 days, Cheapflights users made a total of 17,341 searches.
Get a feel of what it's like to fly with ANA from Chicago by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
ANA
8.4
Very Good
1,085 reviews
Check prices

Overall

8.4

Boarding

8.6

Entertainment

7.9

Food

7.7

Crew

8.7

Comfort

8.2

Reviews

1 / 20
10.0
Excellent

Anonymous,Feb 2026

BKK - NRT

Really enjoyed fly with ANA for our first time. Thank you!
ANA
8.4
Very Good
1,085 reviews
ANA
8.4
Very Good
1,085 reviews
Check prices

Overall

8.4

Boarding

8.6

Entertainment

7.9

Food

7.7

Crew

8.7

Comfort

8.2

Reviews

1 / 20
10.0
Excellent

Anonymous,Feb 2026

BKK - NRT

Really enjoyed fly with ANA for our first time. Thank you!

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Related info for your journey

Access useful and relevant information related to your journey from Chicago. This can include details such as airport transportation, visa requirements, travel insurance, luggage regulations, and any other information that can ensure a smooth and hassle-free travel experience. Please note that the information is based on general guidance and may need to be verified with official sources. Data last updated 5 February 2026.

  • What are the most popular destinations to fly to from Chicago?

    The most selected flight destinations from Chicago for the current month are Atlanta, Ahmedabad, Boston. While Atlanta, Boston, Ahmedabad are the top choices made by travellers year-round.

  • Which is the cheapest airport to catch a flight from Chicago?

    Chicago O'Hare Intl airport offers the cheapest routes to Bangkok, from ฿23,032; whereas Chicago Midway airport is typically cheaper if you're flying to Bangkok, from ฿28,379. It's best to make sure you are flexible on dates to find the cheapest possible flight options for your journey.

  • What is the cheapest month to fly from Chicago?

    At the present moment the cheapest month to fly from Chicago is currently August; with June being the most expensive. Prices will vary depending on multiple factors such as booking in advance, airline and departure airports and times.

  • Where are the cheapest places to fly to from Chicago?

    Here are some of the cheapest flight destinations from Chicago:
    Fly from Chicago to Bangkok from ฿23,032

  • How does Cheapflights help users find flights from Chicago?

    Cheapflights helps you search for flights from Chicago via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

    Cheapflights helps you find that perfect flight from Chicago 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 Chicago with no change fees?

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

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

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

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Fly with Cheapflights

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How does Cheapflights help users find flights from Chicago?

Cheapflights helps you search for flights from Chicago via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

Cheapflights helps you find that perfect flight from Chicago 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 Chicago with no change fees?

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

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

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

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