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฿2,620+ 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 2/3. 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
22 Mar — 29 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 20 February 2026.

Good round-trip deal

฿6,630 or less

Good one-way deal

฿2,539 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 20 February 2026.

Sat 1/800:59
ORD
-
ANC
Nonstop6h 45m
อลาสกาแอร์ไลน์
Wed 12/821:22
ANC
-
ORD
Nonstop6h 18m
อลาสกาแอร์ไลน์
Deal found 16/2฿10,884
Thu 6/807:20
ORD
-
ANC
1 stop16h 21m
อลาสกาแอร์ไลน์
Tue 11/823:24
ANC
-
ORD
Nonstop6h 16m
อลาสกาแอร์ไลน์
Deal found 18/2฿11,196
Fri 22/514:10
ORD
-
ANC
1 stop24h 36m
อลาสกาแอร์ไลน์
Fri 29/523:23
ANC
-
ORD
Nonstop6h 17m
อลาสกาแอร์ไลน์
Deal found 18/2฿11,320
Mon 8/607:00
ORD
-
ANC
1 stop19h 56m
เดลต้า
Tue 16/622:00
ANC
-
ORD
1 stop17h 41m
เดลต้า
Deal found 19/2฿11,476
Tue 9/613:35
ORD
-
ANC
1 stop11h 35m
เซาท์เวสต์แอร์ไลน์
Tue 16/600:55
ANC
-
ORD
1 stop10h 00m
เซาท์เวสต์แอร์ไลน์
Deal found 18/2฿11,508
Fri 3/408:00
ORD
-
ANC
1 stop17h 35m
อลาสกาแอร์ไลน์
Tue 7/419:25
ANC
-
ORD
1 stop25h 34m
อลาสกาแอร์ไลน์
Deal found 17/2฿11,601
Tue 9/606:05
ORD
-
ANC
2 stops19h 05m
เซาท์เวสต์แอร์ไลน์
Mon 15/600:55
ANC
-
ORD
1 stop10h 00m
เซาท์เวสต์แอร์ไลน์
Deal found 17/2฿11,663
Wed 29/416:03
ORD
-
ANC
Nonstop6h 45m
United Airlines
Sun 3/523:59
ANC
-
ORD
Nonstop6h 17m
United Airlines
Deal found 18/2฿11,695
Wed 10/606:00
ORD
-
ANC
1 stop20h 30m
อลาสกาแอร์ไลน์
Sun 21/610:10
ANC
-
ORD
2 stops15h 50m
อลาสกาแอร์ไลน์
Deal found 18/2฿11,726
Thu 25/607:20
ORD
-
ANC
2 stops14h 57m
อลาสกาแอร์ไลน์
Mon 29/601:35
ANC
-
ORD
1 stop24h 25m
อลาสกาแอร์ไลน์
Deal found 19/2฿11,757
Wed 5/807:10
ORD
-
ANC
2 stops17h 55m
เซาท์เวสต์แอร์ไลน์
Mon 10/823:15
ANC
-
ORD
2 stops14h 05m
เซาท์เวสต์แอร์ไลน์
Deal found 17/2฿11,819
Sat 23/507:00
ORD
-
ANC
2 stops17h 15m
เซาท์เวสต์แอร์ไลน์
Sun 31/523:55
ANC
-
ORD
1 stop11h 00m
เซาท์เวสต์แอร์ไลน์
Deal found 16/2฿11,851

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 20 February 2026. In the last 7 days, Cheapflights users made a total of 17,341 searches

Fly to

Suvarnabhumi

Route

Depart

Return

Price

ChicagoAnchorage

ORD - ANC

ORDANC

Chicago O'Hare Intl

Fri 10/4

16:03-19:48

Nonstop6h 45m

Anchorage

Fri 17/4

20:50-06:05

Nonstop6h 15m

฿10,884

ChicagoAnchorage

ORD - ANC

ORDANC

Chicago O'Hare Intl

Wed 24/6

06:20-21:00

1 stop17h 40m

Anchorage

Mon 29/6

23:24-08:40

Nonstop6h 16m

฿11,196

ChicagoAnchorage

ORD - ANC

ORDANC

Chicago O'Hare Intl

Wed 29/4

14:05-22:45

1 stop11h 40m

Anchorage

Sun 3/5

20:45-06:02

Nonstop6h 17m

฿11,196

ChicagoAnchorage

ORD - ANC

ORDANC

Chicago O'Hare Intl

Mon 17/8

07:20-19:17

2 stops14h 57m

Anchorage

Tue 18/8

06:00-23:59

1 stop14h 59m

฿11,476

ChicagoAnchorage

ORD - ANC

ORDANC

Chicago O'Hare Intl

Mon 15/6

14:55-23:56

1 stop12h 01m

Anchorage

Thu 25/6

01:59-13:30

1 stop8h 31m

฿11,508

ChicagoAnchorage

ORD - ANC

ORDANC

Chicago O'Hare Intl

Wed 27/5

12:30-00:33

1 stop15h 03m

Anchorage

Tue 2/6

06:00-23:57

1 stop14h 57m

฿11,508

ChicagoAnchorage

ORD - ANC

ORDANC

Chicago O'Hare Intl

Thu 28/5

17:43-00:33

1 stop9h 50m

Anchorage

Sun 31/5

22:00-10:27

1 stop9h 27m

฿11,508

ChicagoAnchorage

ORD - ANC

ORDANC

Chicago O'Hare Intl

Wed 5/8

14:55-23:56

1 stop12h 01m

Anchorage

Mon 10/8

00:55-17:30

1 stop13h 35m

฿11,508

ChicagoAnchorage

ORD - ANC

ORDANC

Chicago O'Hare Intl

Sun 2/8

14:55-23:56

1 stop12h 01m

Anchorage

Thu 6/8

00:55-14:00

1 stop10h 05m

฿11,508

ChicagoAnchorage

ORD - ANC

ORDANC

Chicago O'Hare Intl

Wed 8/7

14:55-23:56

1 stop12h 01m

Anchorage

Sun 19/7

00:55-17:30

1 stop13h 35m

฿11,508

Flights are sorted by cheapest return flights first.

Deals found on 18/2

Showing 1-10 of 60 results
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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 18 February 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 ฿20,021). Flying from Chicago in June will prove the most costly (average of ฿25,323). 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: Korean Air, ANA. These airlines fly to the following popular destinations: Bangkok.

Korean Air
Korean Air
From ฿21,783
ANA
ANA
From ฿21,355

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 (1,411 flights per day), Detroit (992 flights per day) and Toronto (828 flights per day).

Dallas/Fort Worth
Dallas/Fort Worth
From ฿11,710

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 ฿1,988. Explore other affordable destinations below.

Las Vegas Harry Reid Intl
Las Vegas Harry Reid Intl
From ฿1,988
Salt Lake City
Salt Lake City
From ฿6,314
New York
New York
From ฿6,630

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
1,097 reviews
Check prices

Boarding

8.5

Food

7.8

Overall

8.4

Crew

8.7

Entertainment

7.9

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
1,097 reviews
ANA
8.4
Very Good
1,097 reviews
Check prices

Boarding

8.5

Food

7.8

Overall

8.4

Crew

8.7

Entertainment

7.9

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 20 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 ฿21,549; whereas Chicago Midway airport is typically cheaper if you're flying to Bangkok, from ฿24,512. 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 ฿21,549

  • 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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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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