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Cheap flights from Chicago to Billings from $150

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Chicago to Billings departing on 2/25. 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 Chicago to Billings

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
1:49 pm - 7:39 pm
MDW
-
BIL
6h 50m
1 stop
Delta Logo
6:20 am - 1:05 pm
BIL
-
MDW
5h 45m
1 stop
$249Delta
Thu, Feb 19 - Wed, Feb 25
Delta Logo
1:49 pm - 7:39 pm
MDW
-
BIL
6h 50m
1 stop
Delta Logo
6:20 am - 5:37 pm
BIL
-
MDW
10h 17m
2 stops
$254Delta
Thu, Feb 19 - Wed, Feb 25
United Airlines Logo
7:52 pm - 10:13 pm
ORD
-
BIL
3h 21mnonstop
United Airlines Logo
8:45 am - 12:45 pm
BIL
-
ORD
3h 00mnonstop
$263United Airlines
Thu, May 28 - Sun, May 31
United Airlines Logo
7:10 am - 1:23 pm
ORD
-
BIL
7h 13m
1 stop
United Airlines Logo
5:53 pm - 11:59 pm
BIL
-
ORD
5h 06m
1 stop
$268United Airlines
Thu, Feb 19 - Thu, Feb 26
Delta Logo
11:18 am - 10:26 pm
ORD
-
BIL
12h 08m
2 stops
Delta Logo
5:10 am - 12:19 pm
BIL
-
ORD
6h 09m
1 stop
$279Delta
Thu, Feb 19 - Wed, Feb 25
Delta Logo
10:49 am - 10:26 pm
MDW
-
BIL
12h 37m
2 stops
Delta Logo
6:20 am - 5:37 pm
BIL
-
MDW
10h 17m
2 stops
$285Delta
Thu, Feb 19 - Wed, Feb 25
Delta Logo
11:18 am - 10:26 pm
ORD
-
BIL
12h 08m
2 stops
Delta Logo
6:20 am - 4:41 pm
BIL
-
ORD
9h 21m
2 stops
$285Delta
Thu, Feb 19 - Wed, Feb 25
Delta Logo
2:05 pm - 10:26 pm
ORD
-
BIL
9h 21m
2 stops
Delta Logo
5:10 am - 12:19 pm
BIL
-
ORD
6h 09m
1 stop
$296Delta
Tue, Feb 24 - Fri, Feb 27
Delta Logo
2:05 pm - 10:26 pm
ORD
-
BIL
9h 21m
2 stops
Delta Logo
6:20 am - 6:59 pm
BIL
-
ORD
11h 39m
2 stops
$302Delta
Tue, Feb 24 - Fri, Feb 27
Delta Logo
3:50 pm - 10:37 pm
ORD
-
BIL
7h 47m
1 stop
Delta Logo
5:45 am - 12:21 pm
BIL
-
ORD
5h 36m
1 stop
$304Delta
Thu, May 28 - Sun, May 31

United Airlines flights from Chicago to Billings

Our best United Airlines deals on Chicago to Billings flight tickets
United Airlines
May 28
ORD7:52 pmChicago O'Hare Intl
3h 21m
BIL10:13 pmBillings Logan Intl
May 31
BIL8:45 amBillings Logan Intl
3h 00m
ORD12:45 pmChicago O'Hare Intl
$263
United Airlines
Feb 19
ORD7:10 amChicago O'Hare Intl
7h 13m
1 stop
BIL1:23 pmBillings Logan Intl
Feb 26
BIL5:53 pmBillings Logan Intl
5h 06m
1 stop
ORD11:59 pmChicago O'Hare Intl
$268
United Airlines
May 28
ORD7:52 pmChicago O'Hare Intl
3h 21m
BIL10:13 pmBillings Logan Intl
May 31
BIL5:55 pmBillings Logan Intl
5h 49m
1 stop
ORD12:44 amChicago O'Hare Intl
$306

Alaska Airlines flights from Chicago to Billings

Our best Alaska Airlines deals on Chicago to Billings flight tickets
Alaska Airlines
Mar 4
ORD5:29 pmChicago O'Hare Intl
20h 55m
2 stops
BIL1:24 pmBillings Logan Intl
Mar 6
BIL3:32 pmBillings Logan Intl
20h 39m
1 stop
ORD1:11 pmChicago O'Hare Intl
$316
Alaska Airlines
Apr 2
ORD6:00 amChicago O'Hare Intl
18h 58m
1 stop
BIL11:58 pmBillings Logan Intl
Apr 6
BIL12:34 pmBillings Logan Intl
23h 39m
1 stop
ORD1:13 pmChicago O'Hare Intl
$319
Alaska Airlines
Mar 4
ORD2:07 pmChicago O'Hare Intl
24h 17m
1 stop
BIL1:24 pmBillings Logan Intl
Mar 6
BIL2:04 pmBillings Logan Intl
8h 52m
1 stop
ORD11:56 pmChicago O'Hare Intl
$361

momondo Fare Finder

 
Customize your flight search to find flights from Chicago to Billings 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 29, 2026.
Use the filters below to find and compare flights from Chicago to Billings that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChicagoBillings

MDW - BIL

MDWBIL

Chicago Midway

Thu 2/19

1:49 pm-7:39 pm

1 stop6h 50m

Billings Logan Intl

Wed 2/25

6:20 am-1:05 pm

1 stop5h 45m

$249

ChicagoBillings

MDW - BIL

MDWBIL

Chicago Midway

Thu 2/19

1:49 pm-7:39 pm

1 stop6h 50m

Billings Logan Intl

Wed 2/25

6:20 am-5:37 pm

2 stops10h 17m

$254

ChicagoBillings

ORD - BIL

ORDBIL

Chicago O'Hare Intl

Thu 5/28

7:52 pm-10:13 pm

Nonstop3h 21m

Billings Logan Intl

Sun 5/31

8:45 am-12:45 pm

Nonstop3h 00m

$263

ChicagoBillings

ORD - BIL

ORDBIL

Chicago O'Hare Intl

Thu 2/19

7:10 am-1:23 pm

1 stop7h 13m

Billings Logan Intl

Thu 2/26

5:53 pm-11:59 pm

1 stop5h 06m

$268

ChicagoBillings

ORD - BIL

ORDBIL

Chicago O'Hare Intl

Thu 2/19

11:18 am-10:26 pm

2 stops12h 08m

Billings Logan Intl

Wed 2/25

5:10 am-12:19 pm

1 stop6h 09m

$279

ChicagoBillings

MDW - BIL

MDWBIL

Chicago Midway

Thu 2/19

10:49 am-10:26 pm

2 stops12h 37m

Billings Logan Intl

Wed 2/25

6:20 am-5:37 pm

2 stops10h 17m

$285

ChicagoBillings

ORD - BIL

ORDBIL

Chicago O'Hare Intl

Thu 2/19

11:18 am-10:26 pm

2 stops12h 08m

Billings Logan Intl

Wed 2/25

6:20 am-4:41 pm

2 stops9h 21m

$285

ChicagoBillings

ORD - BIL

ORDBIL

Chicago O'Hare Intl

Tue 2/24

2:05 pm-10:26 pm

2 stops9h 21m

Billings Logan Intl

Fri 2/27

5:10 am-12:19 pm

1 stop6h 09m

$296

ChicagoBillings

ORD - BIL

ORDBIL

Chicago O'Hare Intl

Tue 2/24

2:05 pm-10:26 pm

2 stops9h 21m

Billings Logan Intl

Fri 2/27

6:20 am-6:59 pm

2 stops11h 39m

$302

ChicagoBillings

ORD - BIL

ORDBIL

Chicago O'Hare Intl

Thu 5/28

3:50 pm-10:37 pm

1 stop7h 47m

Billings Logan Intl

Sun 5/31

5:45 am-12:21 pm

1 stop5h 36m

$304

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 Billings from

How to get the cheapest flight ticket from Chicago to Billings

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 Billings?

The month of August is, on average, the cheapest month to fly to Billings from Chicago, with most prices found around $259. The month of October is another great option to travel to Billings, with average flight prices from Chicago averaging around $259.

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

Our data shows that Monday is the least expensive day to fly to Billings. Tickets to fly out on this day can be as low as $294. Flights from Chicago to Billings on a Sunday will generally be more expensive and average around $511. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

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

According to our data, the cheapest time of day to fly to Billings is in the evening. momondo users have found flights departing from Chicago to Billings in the evening for as low as $304. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In the morning is when there is more demand to fly to Billings, so prices are often more expensive at around $412 per ticket.

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

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

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

There are 3 cabin classes available to choose from on Chicago to Billings Logan 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 Chicago to Billings flights?

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

How have Chicago to Billings flight prices changed over time?

When to book flights from Chicago to Billings

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

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

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

Best Price Found

$379

Fastest flight time

3h 21m

Direct flights

Mon, Tue, Fri and Sun

Airports in Billings

1 airport
The best flight deal from Chicago to Billings found on momondo in the last 72 hours is $379
The fastest flight from Chicago to Billings takes 3h 21m
Direct flights go from Chicago to Billings on Monday, Tuesday, Friday and Sunday. There are no airlines offering direct flights.
There is 1 airport in Billings. From Chicago there are direct flights to Billings Logan Intl (BIL).
Search flight deals

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

    There are 1070.7 mi between Chicago and Billings Logan Intl. By plane, this route typically takes 3h 21m.

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

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

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

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Chicago to Billings Logan Intl Airport.

  • What documentation or ID do you need to fly to Billings Logan Intl Airport?

    The necessary travel and health documents for your Billings Logan Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

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

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

Best airlines flying from Chicago to Billings

Compare and see reviews for airlines that fly from Chicago to Billings with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $225Free CancellationRating
7.2
11,205 reviews
Search American Airlines flights
United AirlinesPriceFrom $248Free CancellationRating
7.4
9,215 reviews
Search United Airlines flights

Traveling to a place near Billings?

Book flights to Billings if you plan to visit one of these locations
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Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Chicago to Billings. momondo saves you time and could save you money on your trip.

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

Flights from Chicago to Billings with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Chicago to Billings.

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

If you are simply researching potential flights to Billings, momondo offers a useful price alert feature which will track prices for flights to Billings from Chicago and alert you when they change.

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