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Cheap flights from Billings to Chicago from $121

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Billings to Chicago departing on 5/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Billings to Chicago

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
12:42 pm - 4:44 pm
BIL
-
ORD
3h 02mnonstop
American Airlines Logo
9:45 am - 12:12 pm
ORD
-
BIL
3h 27mnonstop
$270American Airlines
Fri, May 29 - Tue, Jun 2
American Airlines Logo
12:42 pm - 4:44 pm
BIL
-
ORD
3h 02mnonstop
American Airlines Logo
9:45 am - 12:12 pm
ORD
-
BIL
3h 27mnonstop
$275American Airlines
Sat, May 23 - Sun, May 24
United Airlines Logo
5:51 pm - 12:58 am
BIL
-
ORD
6h 07m
1 stop
United Airlines Logo
5:00 am - 9:35 am
ORD
-
BIL
5h 35m
1 stop
$290United Airlines
Tue, May 19 - Mon, May 25
Delta Logo
6:30 am - 2:57 pm
BIL
-
ORD
7h 27m
1 stop
Delta Logo
5:41 pm - 11:14 pm
ORD
-
BIL
6h 33m
1 stop
$292Delta
Sat, May 23 - Sun, May 24
Delta Logo
5:30 am - 2:57 pm
BIL
-
ORD
8h 27m
2 stops
Delta Logo
5:41 pm - 11:14 pm
ORD
-
BIL
6h 33m
1 stop
$297Delta
Sat, May 23 - Sun, May 24
United Airlines Logo
2:25 pm - 10:41 pm
BIL
-
ORD
7h 16m
1 stop
United Airlines Logo
8:40 am - 11:02 am
ORD
-
BIL
3h 22mnonstop
$303United Airlines
Fri, Sep 4 - Mon, Sep 7
United Airlines Logo
5:51 pm - 12:58 am
BIL
-
ORD
6h 07m
1 stop
United Airlines Logo
5:00 am - 9:35 am
ORD
-
BIL
5h 35m
1 stop
$306United Airlines
Wed, May 20 - Mon, May 25
American Airlines Logo
1:23 pm - 11:37 pm
BIL
-
ORD
9h 14m
1 stop
American Airlines Logo
9:45 am - 12:12 pm
ORD
-
BIL
3h 27mnonstop
$307American Airlines
Sat, May 23 - Sun, May 24
Delta Logo
5:45 am - 12:21 pm
BIL
-
ORD
5h 36m
1 stop
Delta Logo
5:00 pm - 10:27 pm
ORD
-
BIL
6h 27m
1 stop
$309Delta
Fri, Sep 4 - Sun, Sep 6
Delta Logo
11:33 am - 6:04 pm
BIL
-
ORD
5h 31m
1 stop
Delta Logo
5:41 pm - 11:14 pm
ORD
-
BIL
6h 33m
1 stop
$310Delta
Tue, May 5 - Tue, May 12

American Airlines flights from Billings to Chicago

Our best American Airlines deals on Billings to Chicago flight tickets
American Airlines
May 29
BIL12:42 pmBillings Logan Intl
3h 02m
ORD4:44 pmChicago O'Hare Intl
Jun 2
ORD9:45 amChicago O'Hare Intl
3h 27m
BIL12:12 pmBillings Logan Intl
$270
American Airlines
Aug 5
BIL12:28 pmBillings Logan Intl
2h 51m
ORD4:19 pmChicago O'Hare Intl
Aug 12
ORD9:55 amChicago O'Hare Intl
3h 03m
BIL11:58 amBillings Logan Intl
$318
American Airlines
May 19
BIL1:51 pmBillings Logan Intl
7h 29m
1 stop
ORD10:20 pmChicago O'Hare Intl
May 25
ORD9:45 amChicago O'Hare Intl
3h 27m
BIL12:12 pmBillings Logan Intl
$326

United Airlines flights from Billings to Chicago

Our best United Airlines deals on Billings to Chicago flight tickets
United Airlines
May 19
BIL5:51 pmBillings Logan Intl
6h 07m
1 stop
ORD12:58 amChicago O'Hare Intl
May 25
ORD5:00 amChicago O'Hare Intl
5h 35m
1 stop
BIL9:35 amBillings Logan Intl
$290
United Airlines
Sep 4
BIL2:25 pmBillings Logan Intl
7h 16m
1 stop
ORD10:41 pmChicago O'Hare Intl
Sep 7
ORD8:40 amChicago O'Hare Intl
3h 22m
BIL11:02 amBillings Logan Intl
$303
United Airlines
May 20
BIL5:51 pmBillings Logan Intl
6h 07m
1 stop
ORD12:58 amChicago O'Hare Intl
May 25
ORD5:00 amChicago O'Hare Intl
5h 35m
1 stop
BIL9:35 amBillings Logan Intl
$306

momondo Fare Finder

 
Customize your flight search to find flights from Billings to Chicago that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated April 14, 2026.
Use the filters below to find and compare flights from Billings to Chicago that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

BillingsChicago

BIL - ORD

BILORD

Billings Logan Intl

Fri 5/29

12:42 pm-4:44 pm

Nonstop3h 02m

Chicago O'Hare Intl

Tue 6/2

9:45 am-12:12 pm

Nonstop3h 27m

$270

BillingsChicago

BIL - ORD

BILORD

Billings Logan Intl

Sat 5/23

12:42 pm-4:44 pm

Nonstop3h 02m

Chicago O'Hare Intl

Sun 5/24

9:45 am-12:12 pm

Nonstop3h 27m

$275

BillingsChicago

BIL - ORD

BILORD

Billings Logan Intl

Tue 5/19

5:51 pm-12:58 am

1 stop6h 07m

Chicago O'Hare Intl

Mon 5/25

5:00 am-9:35 am

1 stop5h 35m

$290

BillingsChicago

BIL - ORD

BILORD

Billings Logan Intl

Sat 5/23

6:30 am-2:57 pm

1 stop7h 27m

Chicago O'Hare Intl

Sun 5/24

5:41 pm-11:14 pm

1 stop6h 33m

$292

BillingsChicago

BIL - ORD

BILORD

Billings Logan Intl

Sat 5/23

5:30 am-2:57 pm

2 stops8h 27m

Chicago O'Hare Intl

Sun 5/24

5:41 pm-11:14 pm

1 stop6h 33m

$297

BillingsChicago

BIL - ORD

BILORD

Billings Logan Intl

Fri 9/4

2:25 pm-10:41 pm

1 stop7h 16m

Chicago O'Hare Intl

Mon 9/7

8:40 am-11:02 am

Nonstop3h 22m

$303

BillingsChicago

BIL - ORD

BILORD

Billings Logan Intl

Wed 5/20

5:51 pm-12:58 am

1 stop6h 07m

Chicago O'Hare Intl

Mon 5/25

5:00 am-9:35 am

1 stop5h 35m

$306

BillingsChicago

BIL - ORD

BILORD

Billings Logan Intl

Sat 5/23

1:23 pm-11:37 pm

1 stop9h 14m

Chicago O'Hare Intl

Sun 5/24

9:45 am-12:12 pm

Nonstop3h 27m

$307

BillingsChicago

BIL - ORD

BILORD

Billings Logan Intl

Fri 9/4

5:45 am-12:21 pm

1 stop5h 36m

Chicago O'Hare Intl

Sun 9/6

5:00 pm-10:27 pm

1 stop6h 27m

$309

BillingsChicago

BIL - ORD

BILORD

Billings Logan Intl

Tue 5/5

11:33 am-6:04 pm

1 stop5h 31m

Chicago O'Hare Intl

Tue 5/12

5:41 pm-11:14 pm

1 stop6h 33m

$310

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Chicago from

How to get the cheapest flight ticket from Billings to Chicago

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Chicago?

The cheapest day to depart on your flight to Chicago is on a Thursday when prices can be found for as low as $427. This is often the case because there is less demand to fly during this day of the week. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Billings to Chicago for around $601.

What is the cheapest time of day to depart on your flight to Chicago?

Our most recent data shows that the best time of day to fly to Chicago is in the morning. Flights from Billings to Chicago during this time can be as low as $482. In contrast, the most expensive time of day to depart to Chicago is at noon when prices are around $505.

What is the cheapest Billings Logan Intl to Chicago flight route?

Fly from Billings Logan Intl to Chicago O'Hare Intl for the best Billings Logan Intl - Chicago flight prices

What cabin class options are available on Billings Logan Intl to Chicago flights?

There are 4 cabin classes available to choose from on Billings Logan Intl to Chicago flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Billings to Chicago flights?

No. A direct flight is the cheapest option for a flight between Billings to Chicago.

When to book flights from Billings to Chicago

Are you open to changing your travel dates? Check out the ideal times to fly from Billings to Chicago according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Billings to Chicago (BIL to CHI) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Billings to Chicago

Best Price Found

$260

Fastest flight time

3h 05m

Direct flights

Every day

Airports in Chicago

3 airports
The best one-way flight to Chicago from Billings in the past 72 hours is $260. The best round-trip flight deal from Billings to Chicago found on momondo in the last 72 hours is $566.
The fastest flight from Billings to Chicago takes 3h 05m
Direct flights go from Billings to Chicago every day.
There are 3 airports in Chicago. From Billings there are direct flights to Chicago O'Hare Intl (ORD).
Search flight deals

Frequently asked questions about flying from Billings to Chicago

  • How far is Billings Logan Intl to Chicago by plane?

    Billings Logan Intl and Chicago are 1070.7 mi apart from one another. Typically, this will take 3h 05m by plane in normal conditions.

  • When did momondo last update prices for flights from Billings Logan Intl Airport to Chicago?

    Prices for flights from Billings Logan Intl Airport to Chicago are refreshed on a daily basis.

  • How many operators does momondo search for flights from Billings Logan Intl Airport to Chicago?

  • How old do you have to be to fly from Billings Logan Intl Airport to Chicago?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Billings Logan Intl Airport to Chicago.

  • What documentation or ID do you need to fly to Chicago?

    The travel and health documents required for your trip to Chicago can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Chicago. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from Billings to Chicago?

  • What is the most popular airline from Billings to Chicago?

Best airlines flying from Billings to Chicago

Compare and see reviews for airlines that fly from Billings to Chicago with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $225Free CancellationRating
7.1
11,573 reviews
Search American Airlines flights
DeltaPriceFrom $230Free CancellationRating
7.9
8,406 reviews
Search Delta flights
United AirlinesPriceFrom $249Free CancellationRating
7.4
9,581 reviews
Search United Airlines flights

Traveling to a place near Chicago?

Book flights to Chicago if you plan to visit one of these locations
Merrillville
New Buffalo
Hammond
Saint Joseph
Benton Harbor
Portage
Lansing
Valparaiso
Munster
Schererville
Crown Point
Chesterton
Monticello
Porter
Griffith
Saint John

Why use momondo?

Why should I use momondo to find a flight deal from Billings to Chicago?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Billings to Chicago for you.

Can I find flights from Billings to Chicago with flexible booking policies on momondo?

Yes. All flights to Chicago from Billings on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Billings to Chicago?

momondo helps you find the best flight between Billings and Chicago by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Billings to Chicago right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Billings to Chicago now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Chicago and let you know when they change.

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Find better results for your trip to the United States

Fly into one of these airports located in Chicago

Airports listed have a maximum distance of 78.5 mi from Chicago
Chicago Midway Airport
Chicago O'Hare Intl Airport
Chicago Greater Rockford Airport