What airlines fly to Chicago?

American Airlines, United Airlines and Delta are the top three most popular airlines that fly to Chicago from Billings according to our data. American Airlines is the first choice among our users, with 50% of people opting to fly with this airline when traveling to Chicago. Keep in mind that there are 3 different airlines that fly to Chicago on a routine basis, so you have a few additional options to choose from.

How many flights depart from Billings to Chicago on average per day?

As of October 2025, there are 3 flights per day flying from Billings to Chicago. The most common time of day flights depart is 11:00AM, with 62% of flights taking off at noon.

What is the cheapest airline that flies from Billings Logan Intl to Chicago?

Delta, United Airlines, and Alaska Airlines are the most popular carriers operating from Billings Logan Intl to Chicago

How many flights depart from Billings to Chicago on average per week?

As of October 2025, there are 21 flights per week flying from Billings to Chicago. The most common day of the week flights depart is Mon, with 14% of flights taking off on this day.

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?

As of October 2025, there are 3 operators available to choose from 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.

$141 Cheap Flights from Billings to Chicago in 2025/26

Q: What is the typical price of a round-trip flight between Billings and Chicago?

Prices are currently typical for flights on this route. Typical prices usually range from $229 to $290. The lowest price recently found on this route was $229.

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Cheap round-trip flights

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12:20 pm - 4:17 pmBIL-ORD

2h 57mnonstop

9:40 am - 11:50 amORD-BIL

3h 10mnonstop

$229American Airlines

Find Deal

Sat, Oct 25 - Wed, Oct 29

12:20 pm - 4:17 pmBIL-ORD

2h 57mnonstop

4:17 pm - 9:53 pmORD-BIL

6h 36m1 stop

$239American Airlines

Find Deal

Sat, Oct 25 - Wed, Oct 29

6:25 am - 1:08 pmBIL-MDW

5h 43m1 stop

10:40 am - 10:25 pmMDW-BIL

12h 45m2 stops

$254Delta

Find Deal

Sat, Oct 25 - Wed, Oct 29

6:25 am - 11:28 amBIL-ORD

4h 03m1 stop

1:25 pm - 11:18 pmORD-BIL

10h 53m2 stops

$254Delta

Find Deal

Sat, Oct 25 - Wed, Oct 29

5:57 pm - 11:59 pmBIL-ORD

5h 02m1 stop

1:55 pm - 9:18 pmORD-BIL

8h 23m1 stop

$277United Airlines

Find Deal

Fri, Nov 7 - Tue, Nov 11

6:18 pm - 11:29 pmBIL-ORD

28h 11m2 stops

11:00 am - 10:13 amORD-BIL

24h 13m1 stop

$300Multiple Airlines

Find Deal

Fri, Nov 7 - Tue, Nov 11

10:45 am - 7:52 pmBIL-ORD

8h 07m1 stop

1:55 pm - 9:18 pmORD-BIL

8h 23m1 stop

$329United Airlines

Find Deal

Wed, Oct 29 - Tue, Nov 4

3:36 pm - 6:21 amBIL-ORD

13h 45m2 stops

10:00 am - 12:08 amORD-BIL

15h 08m1 stop

$343Alaska Airlines

Find Deal

Sat, Dec 6 - Wed, Dec 10

12:02 pm - 5:32 amBIL-ORD

16h 30m1 stop

10:43 pm - 10:13 amORD-BIL

36h 30m2 stops

$353Multiple Airlines

Find Deal

Mon, Nov 3 - Mon, Nov 10

2:00 pm - 12:24 amBIL-ORD

9h 24m1 stop

6:00 am - 12:07 amORD-BIL

19h 07m1 stop

$368Alaska Airlines

Find Deal

Tue, Nov 4 - Thu, Nov 6

United Airlines flights from Billings to Chicago

Our best United Airlines deals on Billings to Chicago flight tickets

United Airlines

Nov 7

BIL5:57 pmBillings Logan Intl

5h 02m

1 stop

ORD11:59 pmChicago O'Hare Intl

Nov 11

ORD1:55 pmChicago O'Hare Intl

8h 23m

1 stop

BIL9:18 pmBillings Logan Intl

$277

Find similar

United Airlines

Oct 29

BIL10:45 amBillings Logan Intl

8h 07m

1 stop

ORD7:52 pmChicago O'Hare Intl

Nov 4

ORD1:55 pmChicago O'Hare Intl

8h 23m

1 stop

BIL9:18 pmBillings Logan Intl

$329

Find similar

United Airlines

Nov 3

BIL2:31 pmBillings Logan Intl

5h 27m

1 stop

ORD8:58 pmChicago O'Hare Intl

Nov 4

ORD1:55 pmChicago O'Hare Intl

8h 23m

1 stop

BIL9:18 pmBillings Logan Intl

$331

Find similar

Alaska Airlines flights from Billings to Chicago

Our best Alaska Airlines deals on Billings to Chicago flight tickets

Alaska Airlines

Dec 6

BIL3:36 pmBillings Logan Intl

13h 45m

2 stops

ORD6:21 amChicago O'Hare Intl

Dec 10

ORD10:00 amChicago O'Hare Intl

15h 08m

1 stop

BIL12:08 amBillings Logan Intl

$343

Find similar

Alaska Airlines

Nov 4

BIL2:00 pmBillings Logan Intl

9h 24m

1 stop

ORD12:24 amChicago O'Hare Intl

Nov 6

ORD6:00 amChicago O'Hare Intl

19h 07m

1 stop

BIL12:07 amBillings Logan Intl

$368

Find similar

Alaska Airlines

Nov 12

BIL2:00 pmBillings Logan Intl

9h 24m

1 stop

ORD12:24 amChicago O'Hare Intl

Nov 13

ORD2:05 pmChicago O'Hare Intl

11h 02m

2 stops

BIL12:07 amBillings Logan Intl

$373

Find similar

Fly from

Fly to

Route

Depart

Return

Price

BillingsChicago

BIL - ORD

BILORD

Billings Logan Intl

Sat 10/25

12:20 pm-4:17 pm

Nonstop2h 57m

Chicago O'Hare Intl

Wed 10/29

9:40 am-11:50 am

Nonstop3h 10m

$229

BillingsChicago

BIL - ORD

BILORD

Billings Logan Intl

Sat 10/25

12:20 pm-4:17 pm

Nonstop2h 57m

Chicago O'Hare Intl

Wed 10/29

4:17 pm-9:53 pm

1 stop6h 36m

$239

BillingsChicago

BIL - MDW

BILMDW

Billings Logan Intl

Sat 10/25

6:25 am-1:08 pm

1 stop5h 43m

Chicago Midway

Wed 10/29

10:40 am-10:25 pm

2 stops12h 45m

$254

BillingsChicago

BIL - ORD

BILORD

Billings Logan Intl

Sat 10/25

6:25 am-11:28 am

1 stop4h 03m

Chicago O'Hare Intl

Wed 10/29

1:25 pm-11:18 pm

2 stops10h 53m

$254

BillingsChicago

BIL - ORD

BILORD

Billings Logan Intl

Fri 11/7

5:57 pm-11:59 pm

1 stop5h 02m

Chicago O'Hare Intl

Tue 11/11

1:55 pm-9:18 pm

1 stop8h 23m

$277

BillingsChicago

BIL - ORD

BILORD

Billings Logan Intl

Fri 11/7

6:18 pm-11:29 pm

2 stops28h 11m

Chicago O'Hare Intl

Tue 11/11

11:00 am-10:13 am

1 stop24h 13m

$300

BillingsChicago

BIL - ORD

BILORD

Billings Logan Intl

Wed 10/29

10:45 am-7:52 pm

1 stop8h 07m

Chicago O'Hare Intl

Tue 11/4

1:55 pm-9:18 pm

1 stop8h 23m

$329

BillingsChicago

BIL - ORD

BILORD

Billings Logan Intl

Sat 12/6

3:36 pm-6:21 am

2 stops13h 45m

Chicago O'Hare Intl

Wed 12/10

10:00 am-12:08 am

1 stop15h 08m

$343

BillingsChicago

BIL - ORD

BILORD

Billings Logan Intl

Mon 11/3

12:02 pm-5:32 am

1 stop16h 30m

Chicago O'Hare Intl

Mon 11/10

10:43 pm-10:13 am

2 stops36h 30m

$353

BillingsChicago

BIL - ORD

BILORD

Billings Logan Intl

Tue 11/4

2:00 pm-12:24 am

1 stop9h 24m

Chicago O'Hare Intl

Thu 11/6

6:00 am-12:07 am

1 stop19h 07m

$368

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

Other information

What is the typical price of a round-trip flight between Billings and Chicago?

What is the cheapest month to fly to Chicago?

The month of October is, on average, the cheapest month to fly to Chicago from Billings, with most prices found around $244. If you’re not able to fly to Chicago in October, then January is your next best option. Flight prices from Billings to Chicago during January average around $248.

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 $418. 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 $575.

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 at noon. Flights from Billings to Chicago during this time can be as low as $463. In contrast, the most expensive time of day to depart to Chicago is in the afternoon when prices are around $570.

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?

You could potentially save up to 9% on your flight if you consider stops on a Billings to Chicago flight.

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	$225
Fastest flight time	2h 57m
Direct flights	Mon, Tue and Sun
Airports in Chicago	1 airport

The best one-way flight to Chicago from Billings in the past 72 hours is $225. The best round-trip flight deal from Billings to Chicago found on momondo in the last 72 hours is $398.

The fastest flight from Billings to Chicago takes 2h 57m

Direct flights go from Billings to Chicago on Monday, Tuesday and Sunday. The only airline offering direct flights is American Airlines.

There is 1 airport near Chicago: 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 2h 57m 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?
As of October 2025, there are 3 operators available to choose from 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?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Billings to Chicago is Embraer 175 (Enhanced Winglets) (33.64% of total bookings). The next most popular plane models are Embraer 175 (32.71%), Embraer 170 (30.84%), and Boeing 737 MAX 8 (1.87%).
What is the most popular airline from Billings to Chicago?
Based on momondo bookings for flights between Billings and Chicago, the leading airline is American Airlines, making up 46% of the total bookings. Other popular airlines include United Airlines with 35% and Delta with 19%.

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 Airlines	PriceFrom $225	Free Cancellation	Rating 7.2 11,041 reviews	Search American Airlines flights
United Airlines	PriceFrom $239	Free Cancellation	Rating 7.4 8,957 reviews	Search United Airlines flights
Delta	PriceFrom $248	Free Cancellation	Rating 7.9 7,969 reviews	Search Delta flights

United Airlines Flights From Billings to Chicago
United Airlines flight deals from Billings to Chicago start from $239 round-trip. Over the 7 United Airlines flights for this route in a normal week, average airfare is usually $484 round-trip - but some users have found much cheaper deals with momondo.
American Airlines Flights From Billings to Chicago
American Airlines (7.2/10 from 11,041 reviews) operates around 7 flights from Billings to Chicago in any given week. The average American Airlines airfare for this route is around $380, with deals from around $225 rare but found on momondo. Referenced prices are for round-trip Billings to Chicago flight searches in the last 72 hours.

Merrillville

New Buffalo

Hammond

Benton Harbor

Saint Joseph

Portage

Lansing

Schererville

Valparaiso

Crown Point

Munster

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.

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Thu 11/13

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Cheap flights from Billings to Chicago from $141

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 11/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Big names and deals

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Filter for what you want

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United Airlines flights from Billings to Chicago

Our best United Airlines deals on Billings to Chicago flight tickets

Alaska Airlines flights from Billings to Chicago

Our best Alaska Airlines deals on Billings to Chicago flight tickets

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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 typical price of a round-trip flight between Billings and Chicago?

What is the cheapest month to fly to Chicago?

The month of October is, on average, the cheapest month to fly to Chicago from Billings, with most prices found around $244. If you’re not able to fly to Chicago in October, then January is your next best option. Flight prices from Billings to Chicago during January average around $248.

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

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 at noon. Flights from Billings to Chicago during this time can be as low as $463. In contrast, the most expensive time of day to depart to Chicago is in the afternoon when prices are around $570.

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?

You could potentially save up to 9% on your flight if you consider stops on a Billings to Chicago flight.

What is the cheapest airline that flies from Billings Logan Intl to Chicago?

Delta, United Airlines, and Alaska Airlines are the most popular carriers operating from Billings Logan Intl to Chicago

What airlines fly to Chicago?

How many flights depart from Billings to Chicago on average per day?

As of October 2025, there are 3 flights per day flying from Billings to Chicago. The most common time of day flights depart is 11:00AM, with 62% of flights taking off at noon.

How many flights depart from Billings to Chicago on average per week?

As of October 2025, there are 21 flights per week flying from Billings to Chicago. The most common day of the week flights depart is Mon, with 14% of flights taking off on this day.

When to book flights from Billings to Chicago

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

Fastest flight time

Direct flights

Airports in Chicago

How far is Billings Logan Intl to Chicago by plane?

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

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?

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

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

United Airlines Flights From Billings to Chicago

American Airlines Flights From Billings to Chicago

Traveling to a place near Chicago?

Why use momondo?

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

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

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

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

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

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