Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Billings to Chicago from $115

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 3/9. 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

Discover deals from 900+ travel sites with momondo.

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

Find the cheapest flights from Billings to Chicago

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
6:25 am - 1:25 pm
BIL
-
MDW
6h 00m1 stop
Delta Logo
2:12 pm - 8:11 pm
MDW
-
BIL
6h 59m1 stop
$230Delta
Wed, Apr 8 - Tue, Apr 14
Delta Logo
6:25 am - 1:25 pm
BIL
-
MDW
6h 00m1 stop
Delta Logo
1:10 pm - 8:11 pm
MDW
-
BIL
8h 01m2 stops
$235Delta
Wed, Apr 8 - Tue, Apr 14
Delta Logo
5:15 am - 12:23 pm
BIL
-
ORD
6h 08m1 stop
Delta Logo
10:45 am - 8:11 pm
ORD
-
BIL
10h 26m2 stops
$235Delta
Wed, Apr 8 - Tue, Apr 14
Delta Logo
6:25 am - 5:54 pm
BIL
-
MDW
10h 29m2 stops
Delta Logo
1:10 pm - 8:11 pm
MDW
-
BIL
8h 01m2 stops
$241Delta
Wed, Apr 8 - Tue, Apr 14
Delta Logo
6:25 am - 6:34 pm
BIL
-
ORD
11h 09m2 stops
Delta Logo
6:15 am - 5:35 pm
ORD
-
BIL
12h 20m2 stops
$241Delta
Wed, Apr 8 - Tue, Apr 14
Delta Logo
6:25 am - 1:25 pm
BIL
-
MDW
6h 00m1 stop
Delta Logo
2:05 pm - 8:20 pm
MDW
-
BIL
7h 15m1 stop
$249Delta
Thu, Mar 26 - Mon, Mar 30
Delta Logo
5:15 am - 12:23 pm
BIL
-
ORD
6h 08m1 stop
Delta Logo
3:59 pm - 8:20 pm
ORD
-
BIL
5h 21m1 stop
$249Delta
Thu, Mar 26 - Mon, Mar 30
Alaska Airlines Logo
7:00 am - 11:56 pm
BIL
-
ORD
15h 56m1 stop
Alaska Airlines Logo
3:54 pm - 11:38 pm
ORD
-
BIL
8h 44m1 stop
$259Alaska Airlines
Sat, Feb 14 - Tue, Feb 17
United Airlines Logo
12:30 pm - 4:30 pm
BIL
-
ORD
3h 00mnonstop
United Airlines Logo
5:15 am - 9:51 am
ORD
-
BIL
5h 36m1 stop
$268United Airlines
Thu, Jun 18 - Sun, Jun 21
Multiple Airlines Logo
11:20 am - 5:56 pm
BIL
-
ORD
29h 36m1 stop
Multiple Airlines Logo
3:55 pm - 10:30 am
ORD
-
BIL
43h 35m2 stops
$280Multiple Airlines
Wed, Jan 21 - Mon, Jan 26

Delta flights from Billings to Chicago

Our best Delta deals on Billings to Chicago flight tickets
Delta
Apr 8
BIL6:25 amBillings Logan Intl
6h 00m
1 stop
MDW1:25 pmChicago Midway
Apr 14
MDW2:12 pmChicago Midway
6h 59m
1 stop
BIL8:11 pmBillings Logan Intl
$230
Delta
Apr 8
BIL5:15 amBillings Logan Intl
6h 08m
1 stop
ORD12:23 pmChicago O'Hare Intl
Apr 14
ORD10:45 amChicago O'Hare Intl
10h 26m
2 stops
BIL8:11 pmBillings Logan Intl
$235
Delta
Apr 8
BIL6:25 amBillings Logan Intl
11h 09m
2 stops
ORD6:34 pmChicago O'Hare Intl
Apr 14
ORD6:15 amChicago O'Hare Intl
12h 20m
2 stops
BIL5:35 pmBillings Logan Intl
$241

United Airlines flights from Billings to Chicago

Our best United Airlines deals on Billings to Chicago flight tickets
United Airlines
Jun 18
BIL12:30 pmBillings Logan Intl
3h 00m
ORD4:30 pmChicago O'Hare Intl
Jun 21
ORD5:15 amChicago O'Hare Intl
5h 36m
1 stop
BIL9:51 amBillings Logan Intl
$268
United Airlines
Jan 21
BIL6:30 amBillings Logan Intl
7h 20m
1 stop
ORD2:50 pmChicago O'Hare Intl
Jan 25
ORD7:00 amChicago O'Hare Intl
7h 24m
1 stop
BIL1:24 pmBillings Logan Intl
$299
United Airlines
Apr 9
BIL2:35 pmBillings Logan Intl
5h 42m
1 stop
ORD9:17 pmChicago O'Hare Intl
Apr 14
ORD7:00 amChicago O'Hare Intl
7h 23m
1 stop
BIL1:23 pmBillings Logan Intl
$301

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 January 8, 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

BillingsChicago

BIL - MDW

BILMDW

Billings Logan Intl

Wed 4/8

6:25 am-1:25 pm

1 stop6h 00m

Chicago Midway

Tue 4/14

2:12 pm-8:11 pm

1 stop6h 59m

$230

BillingsChicago

BIL - MDW

BILMDW

Billings Logan Intl

Wed 4/8

6:25 am-1:25 pm

1 stop6h 00m

Chicago Midway

Tue 4/14

1:10 pm-8:11 pm

2 stops8h 01m

$235

BillingsChicago

BIL - ORD

BILORD

Billings Logan Intl

Wed 4/8

5:15 am-12:23 pm

1 stop6h 08m

Chicago O'Hare Intl

Tue 4/14

10:45 am-8:11 pm

2 stops10h 26m

$235

BillingsChicago

BIL - MDW

BILMDW

Billings Logan Intl

Wed 4/8

6:25 am-5:54 pm

2 stops10h 29m

Chicago Midway

Tue 4/14

1:10 pm-8:11 pm

2 stops8h 01m

$241

BillingsChicago

BIL - ORD

BILORD

Billings Logan Intl

Wed 4/8

6:25 am-6:34 pm

2 stops11h 09m

Chicago O'Hare Intl

Tue 4/14

6:15 am-5:35 pm

2 stops12h 20m

$241

BillingsChicago

BIL - MDW

BILMDW

Billings Logan Intl

Thu 3/26

6:25 am-1:25 pm

1 stop6h 00m

Chicago Midway

Mon 3/30

2:05 pm-8:20 pm

1 stop7h 15m

$249

BillingsChicago

BIL - ORD

BILORD

Billings Logan Intl

Thu 3/26

5:15 am-12:23 pm

1 stop6h 08m

Chicago O'Hare Intl

Mon 3/30

3:59 pm-8:20 pm

1 stop5h 21m

$249

BillingsChicago

BIL - ORD

BILORD

Billings Logan Intl

Sat 2/14

7:00 am-11:56 pm

1 stop15h 56m

Chicago O'Hare Intl

Tue 2/17

3:54 pm-11:38 pm

1 stop8h 44m

$259

BillingsChicago

BIL - ORD

BILORD

Billings Logan Intl

Thu 6/18

12:30 pm-4:30 pm

Nonstop3h 00m

Chicago O'Hare Intl

Sun 6/21

5:15 am-9:51 am

1 stop5h 36m

$268

BillingsChicago

BIL - ORD

BILORD

Billings Logan Intl

Wed 1/21

11:20 am-5:56 pm

1 stop29h 36m

Chicago O'Hare Intl

Mon 1/26

3:55 pm-10:30 am

2 stops43h 35m

$280

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

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?

The month of January is, on average, the cheapest month to fly to Chicago from Billings, with most prices found around $248. If you’re not able to fly to Chicago in January, then October is your next best option. Flight prices from Billings to Chicago during October average around $261.

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 Wednesday when prices can be found for as low as $422. 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 $579.

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 $477. In contrast, the most expensive time of day to depart to Chicago is at noon when prices are around $509.

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.

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

$517

Fastest flight time

3h 00m

Direct flights

Mon, Tue, Wed, Fri, Sat and Sun

Airports in Chicago

3 airports
The best flight deal from Billings to Chicago found on momondo in the last 72 hours is $517
The fastest flight from Billings to Chicago takes 3h 00m
Direct flights go from Billings to Chicago on Monday, Tuesday, Wednesday, Friday, Saturday and Sunday. There are no airlines offering direct flights.
There are 3 airports in Chicago. From Billings there are direct flights to Chicago O'Hare Intl (ORD).
Search flight deals

  • 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 00m 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
7.2
11,095 reviews
Search American Airlines flights
United AirlinesPriceFrom $239Free CancellationRating
7.4
9,139 reviews
Search United Airlines flights
DeltaPriceFrom $248Free CancellationRating
7.9
8,025 reviews
Search Delta flights

Traveling to a place near Chicago?

Book flights to Chicago if you plan to visit one of these locations
Merrillville
New Buffalo
Hammond
Benton Harbor
Saint Joseph
Portage
Lansing
Schererville
Valparaiso
Munster
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.

An easier way to manage your Chicago 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
Sat 2/7
Sat 2/14
By creating a price alert you accept our terms of use and privacy policy.

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