Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Billings to Chicago from $144

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 9/28. 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
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Billings to Chicago

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
11:43 am - 3:48 pm
BIL
-
ORD
3h 05mnonstop
United Airlines Logo
8:40 am - 11:02 am
ORD
-
BIL
3h 22mnonstop
$261United Airlines
Sat, Sep 5 - Sat, Sep 12
United Airlines Logo
5:07 am - 11:28 am
BIL
-
ORD
5h 21m
1 stop
United Airlines Logo
8:40 am - 11:02 am
ORD
-
BIL
3h 22mnonstop
$271United Airlines
Sat, Sep 5 - Sat, Sep 12
Delta Logo
12:58 pm - 10:00 pm
BIL
-
ORD
8h 02m
1 stop
Delta Logo
7:35 am - 12:18 pm
ORD
-
BIL
5h 43m
1 stop
$281Delta
Sat, Oct 10 - Tue, Oct 13
United Airlines Logo
5:07 am - 12:19 pm
BIL
-
ORD
6h 12m
1 stop
United Airlines Logo
4:26 pm - 10:53 pm
ORD
-
BIL
7h 27m
1 stop
$281United Airlines
Sat, Sep 5 - Sat, Sep 12
Delta Logo
12:57 pm - 11:57 pm
BIL
-
ORD
10h 00m
2 stops
Delta Logo
3:29 pm - 8:07 pm
ORD
-
BIL
5h 38m
1 stop
$286Delta
Sat, Sep 5 - Sat, Sep 12
Delta Logo
12:57 pm - 11:57 pm
BIL
-
ORD
10h 00m
2 stops
Delta Logo
8:05 am - 8:07 pm
ORD
-
BIL
13h 02m
2 stops
$291Delta
Sat, Sep 5 - Sat, Sep 12
American Airlines Logo
12:28 pm - 4:30 pm
BIL
-
ORD
3h 02mnonstop
American Airlines Logo
9:41 am - 11:57 am
ORD
-
BIL
3h 16mnonstop
$309American Airlines
Wed, Sep 16 - Wed, Sep 23
American Airlines Logo
1:13 pm - 9:09 pm
BIL
-
ORD
6h 56m
1 stop
American Airlines Logo
9:41 am - 11:57 am
ORD
-
BIL
3h 16mnonstop
$319American Airlines
Wed, Sep 16 - Wed, Sep 23
Multiple Airlines Logo
9:57 pm - 1:36 pm
BIL
-
ORD
14h 39m
2 stops
Multiple Airlines Logo
7:32 pm - 4:01 pm
ORD
-
BIL
21h 29m
1 stop
$386Multiple Airlines
Mon, Aug 31 - Thu, Sep 3
Multiple Airlines Logo
10:22 pm - 5:42 am
BIL
-
ORD
30h 20m
1 stop
Multiple Airlines Logo
6:50 am - 8:02 pm
ORD
-
BIL
14h 12m
1 stop
$440Multiple Airlines
Fri, Oct 9 - Mon, Oct 12

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

American Airlines flights from Billings to Chicago O'Hare Intl Airport

Our best American Airlines deals on Billings to Chicago O'Hare Intl Airport flight tickets
American Airlines
Sep 16
BIL12:28 pmBillings Logan Intl
3h 02m
ORD4:30 pmChicago O'Hare Intl
Sep 23
ORD9:41 amChicago O'Hare Intl
3h 16m
BIL11:57 amBillings Logan Intl
$309
American Airlines
Sep 16
BIL1:13 pmBillings Logan Intl
6h 56m
1 stop
ORD9:09 pmChicago O'Hare Intl
Sep 23
ORD9:41 amChicago O'Hare Intl
3h 16m
BIL11:57 amBillings Logan Intl
$319
American Airlines
Aug 28
BIL12:22 pmBillings Logan Intl
3h 01m
ORD4:23 pmChicago O'Hare Intl
Sep 1
ORD4:57 pmChicago O'Hare Intl
6h 50m
1 stop
BIL10:47 pmBillings Logan Intl
$379

United Airlines flights from Billings to Chicago O'Hare Intl Airport

Our best United Airlines deals on Billings to Chicago O'Hare Intl Airport flight tickets
United Airlines
Sep 5
BIL11:43 amBillings Logan Intl
3h 05m
ORD3:48 pmChicago O'Hare Intl
Sep 12
ORD8:40 amChicago O'Hare Intl
3h 22m
BIL11:02 amBillings Logan Intl
$261
United Airlines
Sep 5
BIL5:07 amBillings Logan Intl
5h 21m
1 stop
ORD11:28 amChicago O'Hare Intl
Sep 12
ORD8:40 amChicago O'Hare Intl
3h 22m
BIL11:02 amBillings Logan Intl
$271
United Airlines
Sep 5
BIL5:07 amBillings Logan Intl
6h 12m
1 stop
ORD12:19 pmChicago O'Hare Intl
Sep 12
ORD4:26 pmChicago O'Hare Intl
7h 27m
1 stop
BIL10:53 pmBillings Logan Intl
$281

momondo Fare Finder

 
Customize your flight search to find flights from Billings to Chicago O'Hare Intl Airport 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 August 2, 2026.
Use the filters below to find and compare flights from Billings to Chicago O'Hare Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BillingsChicago

BIL - ORD

BILORD

Billings Logan Intl

Sat 9/5

11:43 am-3:48 pm

Nonstop3h 05m

Chicago O'Hare Intl

Sat 9/12

8:40 am-11:02 am

Nonstop3h 22m

$261

BillingsChicago

BIL - ORD

BILORD

Billings Logan Intl

Sat 9/5

5:07 am-11:28 am

1 stop5h 21m

Chicago O'Hare Intl

Sat 9/12

8:40 am-11:02 am

Nonstop3h 22m

$271

BillingsChicago

BIL - ORD

BILORD

Billings Logan Intl

Sat 10/10

12:58 pm-10:00 pm

1 stop8h 02m

Chicago O'Hare Intl

Tue 10/13

7:35 am-12:18 pm

1 stop5h 43m

$281

BillingsChicago

BIL - ORD

BILORD

Billings Logan Intl

Sat 9/5

5:07 am-12:19 pm

1 stop6h 12m

Chicago O'Hare Intl

Sat 9/12

4:26 pm-10:53 pm

1 stop7h 27m

$281

BillingsChicago

BIL - ORD

BILORD

Billings Logan Intl

Sat 9/5

12:57 pm-11:57 pm

2 stops10h 00m

Chicago O'Hare Intl

Sat 9/12

3:29 pm-8:07 pm

1 stop5h 38m

$286

BillingsChicago

BIL - ORD

BILORD

Billings Logan Intl

Sat 9/5

12:57 pm-11:57 pm

2 stops10h 00m

Chicago O'Hare Intl

Sat 9/12

8:05 am-8:07 pm

2 stops13h 02m

$291
Quickest round-trip

BillingsChicago

BIL - ORD

BILORD

Billings Logan Intl

Wed 9/16

12:28 pm-4:30 pm

Nonstop3h 02m

Chicago O'Hare Intl

Wed 9/23

9:41 am-11:57 am

Nonstop3h 16m

$309

BillingsChicago

BIL - ORD

BILORD

Billings Logan Intl

Wed 9/16

1:13 pm-9:09 pm

1 stop6h 56m

Chicago O'Hare Intl

Wed 9/23

9:41 am-11:57 am

Nonstop3h 16m

$319

BillingsChicago

BIL - ORD

BILORD

Billings Logan Intl

Mon 8/31

9:57 pm-1:36 pm

2 stops14h 39m

Chicago O'Hare Intl

Thu 9/3

7:32 pm-4:01 pm

1 stop21h 29m

$386

BillingsChicago

BIL - ORD

BILORD

Billings Logan Intl

Fri 10/9

10:22 pm-5:42 am

1 stop30h 20m

Chicago O'Hare Intl

Mon 10/12

6:50 am-8:02 pm

1 stop14h 12m

$440

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Chicago from

How to get the cheapest flight ticket from Billings to Chicago O'Hare Intl Airport

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 typical price of a round-trip flight between Billings and Chicago O'Hare Intl Airport?

Prices are currently low for flights on this route.

Typical prices usually range from $339 to $569.
The lowest price recently found on this route was $261.

What is the cheapest month to fly to Chicago O'Hare Intl Airport?

The month of January is another great option to travel to Chicago O'Hare Intl Airport, with average flight prices from Billings averaging around $299.

What is the cheapest day to depart on your flight to Chicago O'Hare Intl Airport?

The cheapest day to depart on your flight to Chicago O'Hare Intl Airport is on a Saturday when prices can be found for as low as $407. This is often the case because there is less demand to fly during this day of the week. On the other hand, Monday is the most expensive day to depart from Billings because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $724.

What is the cheapest time of day to depart on your flight to Chicago O'Hare Intl Airport?

Flying to Chicago O'Hare Intl Airport from Billings at noon is the least expensive time of day to depart. momondo users have found prices as low as $505 when looking at flights departing at noon. Try not to purchase tickets in the morning because they tend to be around $532. Of course, these prices can vary depending on the time of year and what airport you fly to.

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

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

What cabin class options are available on Billings to Chicago O'Hare Intl Airport flights?

There are 4 cabin classes available to choose from on Billings to Chicago O'Hare Intl Airport 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 O'Hare Intl Airport flights?

No. A direct flight is the cheapest option for a flight between Billings to Chicago O'Hare Intl Airport.

When to book flights from Billings to Chicago O'Hare Intl Airport

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

Cheap Billings to Chicago O'Hare Intl Airport (BIL to ORD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Billings to Chicago O'Hare Intl Airport

Best Price Found

$323

Fastest flight time

3h 00m

Direct flights

Every day
The best one-way flight to Chicago O'Hare Intl Airport from Billings in the past 72 hours is $323. The best round-trip flight deal from Billings to Chicago O'Hare Intl Airport found on momondo in the last 72 hours is $473.
The fastest flight from Billings to Chicago O'Hare Intl Airport takes 3h 00m
Direct flights go from Billings to Chicago O'Hare Intl Airport every day.
Search flight deals

Frequently asked questions about flying from Billings to Chicago O'Hare Intl Airport

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

    Billings Logan Intl and Chicago O'Hare Intl are 1054.8 mi apart from one another. Flights usually cover this in 3h 00m, depending on flying conditions and air traffic around both airports.

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

    Prices for flights from Billings Logan Intl Airport to Chicago O'Hare Intl Airport were last updated today.

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Billings Logan Intl Airport to Chicago O'Hare Intl Airport.

  • What documentation or ID do you need to fly to Chicago O'Hare Intl Airport?

    The required travel and health documents for your Chicago O'Hare Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Chicago O'Hare Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from Billings to Chicago O'Hare Intl Airport?

  • What is the most popular airline from Billings to Chicago O'Hare Intl Airport?

Best airlines flying from Billings to Chicago O'Hare Intl Airport

Compare and see reviews for airlines that fly from Billings to Chicago O'Hare Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $230Free CancellationRating
7.8
8,493 reviews
Search Delta flights
United AirlinesPriceFrom $249Free CancellationRating
7.4
10,061 reviews
Search United Airlines flights
American AirlinesPriceFrom $311Free CancellationRating
7.1
11,846 reviews
Search American Airlines flights

  • American Airlines Flights From Billings to Chicago O'Hare Intl Airport

    Across 4 American Airlines flights from Billings to Chicago O'Hare Intl Airport this week, the average price was $473, with the best American Airlines deals starting from $311 round-trip. 11,846 users have rated American Airlines on momondo, with an average score of 7.1/10.

Traveling to a place near Chicago?

Book flights to Chicago if you plan to visit one of these locations
Lake Geneva
Schaumburg
South Haven
Merrillville
Rockford
Gurnee
Rosemont
Orland Park
Oak Brook
Naperville
Joliet
New Buffalo
Kenosha
Hammond
Aurora
Racine
Janesville
Elgin
Evanston
South Holland

Why use momondo?

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

Finding the right flight to Chicago from Billings is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Chicago quick and easy, saving you time and money.

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

Yes. momondo enables you to select and highlight flights to Chicago from Billings with this policy.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Chicago from Billings.

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

Yes momondo offers price alerts on flights to Chicago from Billings. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Chicago O'Hare Intl Airport trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Tue 9/1
Tue 9/8
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Chicago