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Cheap flights from Billings to Chicago from $105

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 3/24. 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.
Delta Logo
6:27 am - 2:57 pm
BIL
-
ORD
7h 30m
1 stop
Delta Logo
5:41 pm - 11:06 pm
ORD
-
BIL
6h 25m
1 stop
$249Delta
Tue, May 19 - Sat, May 23
Delta Logo
6:27 am - 6:05 pm
BIL
-
ORD
10h 38m
2 stops
Delta Logo
5:41 pm - 11:06 pm
ORD
-
BIL
6h 25m
1 stop
$254Delta
Tue, May 19 - Sat, May 23
Delta Logo
6:27 am - 6:05 pm
BIL
-
ORD
10h 38m
2 stops
Delta Logo
1:44 pm - 11:06 pm
ORD
-
BIL
10h 22m
2 stops
$259Delta
Tue, May 19 - Sun, May 24
United Airlines Logo
2:35 pm - 9:20 pm
BIL
-
ORD
5h 45m
1 stop
United Airlines Logo
7:00 am - 1:23 pm
ORD
-
BIL
7h 23m
1 stop
$268United Airlines
Tue, Mar 31 - Sun, Apr 5
United Airlines Logo
2:35 pm - 9:20 pm
BIL
-
ORD
5h 45m
1 stop
United Airlines Logo
7:00 am - 1:23 pm
ORD
-
BIL
7h 23m
1 stop
$269United Airlines
Tue, Mar 31 - Sun, Apr 5
Delta Logo
6:27 am - 11:47 am
BIL
-
ORD
4h 20m
1 stop
Delta Logo
2:00 pm - 11:06 pm
ORD
-
BIL
10h 06m
2 stops
$279Delta
Sat, May 9 - Wed, May 13
Delta Logo
5:35 am - 4:29 pm
BIL
-
ORD
9h 54m
2 stops
Delta Logo
2:00 pm - 11:06 pm
ORD
-
BIL
10h 06m
2 stops
$285Delta
Sat, May 9 - Wed, May 13
United Airlines Logo
5:51 pm - 12:58 am
BIL
-
ORD
6h 07m
1 stop
United Airlines Logo
7:52 pm - 10:15 pm
ORD
-
BIL
3h 23mnonstop
$292United Airlines
Wed, May 20 - Sat, May 23
American Airlines Logo
6:00 am - 9:51 am
BIL
-
ORD
2h 51mnonstop
American Airlines Logo
8:46 pm - 10:59 pm
ORD
-
BIL
3h 13mnonstop
$300American Airlines
Thu, Aug 27 - Mon, Aug 31
Delta Logo
6:27 am - 2:57 pm
BIL
-
ORD
7h 30m
1 stop
Delta Logo
5:41 pm - 11:06 pm
ORD
-
BIL
6h 25m
1 stop
$304Delta
Tue, May 19 - Sun, May 24

Delta flights from Billings to Chicago O'Hare Intl Airport

Our best Delta deals on Billings to Chicago O'Hare Intl Airport flight tickets
Delta
May 19
BIL6:27 amBillings Logan Intl
7h 30m
1 stop
ORD2:57 pmChicago O'Hare Intl
May 23
ORD5:41 pmChicago O'Hare Intl
6h 25m
1 stop
BIL11:06 pmBillings Logan Intl
$249
Delta
May 19
BIL5:35 amBillings Logan Intl
5h 17m
1 stop
ORD11:52 amChicago O'Hare Intl
May 24
ORD1:44 pmChicago O'Hare Intl
10h 22m
2 stops
BIL11:06 pmBillings Logan Intl
$254
Delta
May 19
BIL6:27 amBillings Logan Intl
10h 38m
2 stops
ORD6:05 pmChicago O'Hare Intl
May 24
ORD1:44 pmChicago O'Hare Intl
10h 22m
2 stops
BIL11:06 pmBillings Logan Intl
$259

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
Mar 31
BIL2:35 pmBillings Logan Intl
5h 45m
1 stop
ORD9:20 pmChicago O'Hare Intl
Apr 5
ORD7:00 amChicago O'Hare Intl
7h 23m
1 stop
BIL1:23 pmBillings Logan Intl
$268
United Airlines
Mar 31
BIL2:35 pmBillings Logan Intl
5h 45m
1 stop
ORD9:20 pmChicago O'Hare Intl
Apr 5
ORD7:00 amChicago O'Hare Intl
7h 23m
1 stop
BIL1:23 pmBillings Logan Intl
$269
United Airlines
May 20
BIL5:51 pmBillings Logan Intl
6h 07m
1 stop
ORD12:58 amChicago O'Hare Intl
May 23
ORD7:52 pmChicago O'Hare Intl
3h 23m
BIL10:15 pmBillings Logan Intl
$292

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 March 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

BillingsChicago

BIL - ORD

BILORD

Billings Logan Intl

Tue 5/19

6:27 am-2:57 pm

1 stop7h 30m

Chicago O'Hare Intl

Sat 5/23

5:41 pm-11:06 pm

1 stop6h 25m

$249

BillingsChicago

BIL - ORD

BILORD

Billings Logan Intl

Tue 5/19

6:27 am-6:05 pm

2 stops10h 38m

Chicago O'Hare Intl

Sat 5/23

5:41 pm-11:06 pm

1 stop6h 25m

$254

BillingsChicago

BIL - ORD

BILORD

Billings Logan Intl

Tue 5/19

6:27 am-6:05 pm

2 stops10h 38m

Chicago O'Hare Intl

Sun 5/24

1:44 pm-11:06 pm

2 stops10h 22m

$259

BillingsChicago

BIL - ORD

BILORD

Billings Logan Intl

Tue 3/31

2:35 pm-9:20 pm

1 stop5h 45m

Chicago O'Hare Intl

Sun 4/5

7:00 am-1:23 pm

1 stop7h 23m

$268

BillingsChicago

BIL - ORD

BILORD

Billings Logan Intl

Tue 3/31

2:35 pm-9:20 pm

1 stop5h 45m

Chicago O'Hare Intl

Sun 4/5

7:00 am-1:23 pm

1 stop7h 23m

$269

BillingsChicago

BIL - ORD

BILORD

Billings Logan Intl

Sat 5/9

6:27 am-11:47 am

1 stop4h 20m

Chicago O'Hare Intl

Wed 5/13

2:00 pm-11:06 pm

2 stops10h 06m

$279

BillingsChicago

BIL - ORD

BILORD

Billings Logan Intl

Sat 5/9

5:35 am-4:29 pm

2 stops9h 54m

Chicago O'Hare Intl

Wed 5/13

2:00 pm-11:06 pm

2 stops10h 06m

$285

BillingsChicago

BIL - ORD

BILORD

Billings Logan Intl

Wed 5/20

5:51 pm-12:58 am

1 stop6h 07m

Chicago O'Hare Intl

Sat 5/23

7:52 pm-10:15 pm

Nonstop3h 23m

$292

BillingsChicago

BIL - ORD

BILORD

Billings Logan Intl

Thu 8/27

6:00 am-9:51 am

Nonstop2h 51m

Chicago O'Hare Intl

Mon 8/31

8:46 pm-10:59 pm

Nonstop3h 13m

$300

BillingsChicago

BIL - ORD

BILORD

Billings Logan Intl

Tue 5/19

6:27 am-2:57 pm

1 stop7h 30m

Chicago O'Hare Intl

Sun 5/24

5:41 pm-11:06 pm

1 stop6h 25m

$304

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
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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 cheapest month to fly to Chicago O'Hare Intl Airport?

The month of September is another great option to travel to Chicago O'Hare Intl Airport, with average flight prices from Billings averaging around $289.

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 Wednesday when prices can be found for as low as $435. This is often the case because there is less demand to fly during this day of the week. On the other hand, Sunday 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 $588.

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 in the morning is the least expensive time of day to depart. momondo users have found prices as low as $478 when looking at flights departing in the morning. Try not to purchase tickets at noon because they tend to be around $505. 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 Logan Intl to Chicago O'Hare Intl flights?

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

$500

Fastest flight time

3h 05m

Direct flights

Tue, Wed, Thu, Fri, Sat and Sun
The best one-way flight to Chicago O'Hare Intl Airport from Billings in the past 72 hours is $500. The best round-trip flight deal from Billings to Chicago O'Hare Intl Airport found on momondo in the last 72 hours is $358.
The fastest flight from Billings to Chicago O'Hare Intl Airport takes 3h 05m
Direct flights go from Billings to Chicago O'Hare Intl Airport on Tuesday, Wednesday, Thursday, Friday, Saturday and Sunday. There are no airlines offering direct flights.
Search flight deals

  • 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 05m, 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
American AirlinesPriceFrom $225Free CancellationRating
7.1
11,369 reviews
Search American Airlines flights
DeltaPriceFrom $230Free CancellationRating
7.9
8,237 reviews
Search Delta flights
United AirlinesPriceFrom $239Free CancellationRating
7.4
9,375 reviews
Search United Airlines flights

Traveling to a place near Chicago?

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

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