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$149+ Cheap flights from Billings (BIL) to Chicago (CHI)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/12. Fares are subject to change and may not be available on all flights or dates of travel.
BIL — CHI
Mar 31 — Apr 71
Mon 3/31
Mon 4/7
1 adult, Economy
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Cheap flight deals from Billings to Chicago

Discover tips and strategies to find the most affordable flight options for your journey from Billings (BIL) to Chicago (CHI). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated March 26, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$219
(United Airlines)

One-way from

$149
(American Airlines)

Popular in

December

Cheapest in

May

Average price

$346

Good round-trip deal

$458 or less

Good one-way deal

$216 or less
Provider with most accurate pricing for Billings Logan Intl-Chicago (CHI) flight deals.
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Provider most trusted by Cheapflights users for Billings Logan Intl-Chicago (CHI) flights.
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From Billings Logan Intl to Chicago (CHI)
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One-way flight from Billings Logan Intl to Chicago (CHI)
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Highest demand for flights based on searches. 25% potential increase in price ($174 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($21 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Price to beat on a round-trip flight from Billings Logan Intl to Chicago (CHI).
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Price to beat on a one-way flight from Billings Logan Intl to Chicago (CHI).
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Find flight deals from Billings to Chicago

Cheapest flights from Billings to Chicago
Explore the most affordable flight options available from Billings to Chicago. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 26, 2025.

This United Airlines deal was found by Cheapflights users on 3/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1212:50 pmBIL - ORD
Nonstop2h 55mUnited Airlines
Fri 8/225:52 pmORD - BIL
1 stop5h 47mUnited Airlines
Deal found 3/25$219
This Delta deal was found by Cheapflights users on 3/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/105:20 amBIL - ORD
1 stop6h 18mDelta
Mon 4/145:05 pmORD - BIL
2 stops7h 07mDelta
Deal found 3/25$264
This American Airlines deal was found by Cheapflights users on 3/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/66:00 amBIL - ORD
Nonstop2h 54mAmerican Airlines
Sat 6/79:55 amORD - BIL
Nonstop3h 06mAmerican Airlines
Deal found 3/25$289
This Mytrip deal was found by Cheapflights users on 3/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/92:50 pmBIL - ORD
1 stop13h 35mMultiple Airlines
Sun 5/189:02 pmORD - BIL
1 stop25h 29mMultiple Airlines
Deal found 3/25$350
This Alaska Airlines deal was found by Cheapflights users on 3/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/306:00 amBIL - ORD
2 stops16h 50mAlaska Airlines
Tue 9/93:15 pmORD - BIL
1 stop9h 56mAlaska Airlines
Deal found 3/25$431
This Delta deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/236:25 amBIL - MDW
1 stop5h 37mDelta
Sun 7/271:00 pmMDW - BIL
2 stops10h 38mDelta
Deal found 3/24$456
This Hawaiian Airlines deal was found by Cheapflights users on 3/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/237:45 amBIL - ORD
1 stop9h 16mHawaiian Airlines
Mon 4/283:44 pmORD - BIL
1 stop9h 15mHawaiian Airlines
Deal found 3/25$717

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated March 26, 2025.
Use the filters below to find and compare flights from Billings to Chicago that are best for you.

Fly from

Billings

Fly to

Chicago

Route

Depart

Return

Price

BillingsChicago

BIL - ORD

BILORD

Billings Logan Intl

Tue 8/12

12:50 pm-4:45 pm

Nonstop2h 55m

Chicago O'Hare Intl

Fri 8/22

5:52 pm-10:39 pm

1 stop5h 47m

$219

BillingsChicago

BIL - ORD

BILORD

Billings Logan Intl

Thu 4/10

5:20 am-12:38 pm

1 stop6h 18m

Chicago O'Hare Intl

Mon 4/14

5:05 pm-11:12 pm

2 stops7h 07m

$264

BillingsChicago

BIL - ORD

BILORD

Billings Logan Intl

Fri 6/6

6:00 am-9:54 am

Nonstop2h 54m

Chicago O'Hare Intl

Sat 6/7

9:55 am-12:01 pm

Nonstop3h 06m

$289

BillingsChicago

BIL - ORD

BILORD

Billings Logan Intl

Fri 5/9

2:50 pm-5:25 am

1 stop13h 35m

Chicago O'Hare Intl

Sun 5/18

9:02 pm-9:31 pm

1 stop25h 29m

$350

BillingsChicago

BIL - ORD

BILORD

Billings Logan Intl

Sat 8/30

6:00 am-11:50 pm

2 stops16h 50m

Chicago O'Hare Intl

Tue 9/9

3:15 pm-12:11 am

1 stop9h 56m

$431

BillingsChicago

BIL - MDW

BILMDW

Billings Logan Intl

Wed 7/23

6:25 am-1:02 pm

1 stop5h 37m

Chicago Midway

Sun 7/27

1:00 pm-10:38 pm

2 stops10h 38m

$456

BillingsChicago

BIL - ORD

BILORD

Billings Logan Intl

Wed 4/23

7:45 am-6:01 pm

1 stop9h 16m

Chicago O'Hare Intl

Mon 4/28

3:44 pm-11:59 pm

1 stop9h 15m

$717

BillingsChicago

BIL - ORD

BILORD

Billings Logan Intl

Tue 8/12

6:15 am-9:57 am

Nonstop2h 42m

$149

BillingsChicago

BIL - ORD

BILORD

Billings Logan Intl

Tue 8/12

5:45 am-12:21 pm

1 stop5h 36m

$159

BillingsChicago

BIL - ORD

BILORD

Billings Logan Intl

Tue 5/27

7:24 pm-5:40 am

1 stop9h 16m

$178

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/25

Showing 1-10 of 12 results
1
2

Compare providers for flights from Billings to Chicago

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Billings to Chicago in March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Billings-Chicago flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Billings-Chicago flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Billings-Chicago flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Billings-Chicago flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Billings-Chicago flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Billings to Chicago

Have a flexible travel schedule? Discover the best time to fly to Chicago from Billings with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Billings to Chicago

What is the cheapest month to book a flight from Billings to Chicago?

Currently, August is the cheapest month in which you can book a flight from Billings to Chicago (average of $245). Flying from Billings to Chicago in March is currently the most expensive (average of $323). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from BIL to CHI?

Find hourly flight availability from Billings to Chicago. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 26, 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 25% on flights from Billings to Chicago by exploring options for tickets at noon.

Rainfall in Chicago by month

Plan your trip to Chicago by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Chicago ranges from 1.7 - 4.9 inches per month. August is typically the wettest month, when rainfall can reach 4.9 in. January is typically the driest time to visit Chicago when rainfall is around 1.7 in.

Temperature in Chicago by month

Plan your trip to Chicago by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Chicago, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

Reviews of airlines servicing Chicago

Get insights into the airlines that provide service to Chicago. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Chicago. Reviews last updated March 26, 2025.
Alaska Airlines
8.0
Very good
9,789 reviews

Comfort

7.9

Food

7.1

Overall

8.0

Entertainment

7.1

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Alaska Airlines
8.0
Very good
9,789 reviews
Alaska Airlines
8.0
Very good
9,789 reviews

Comfort

7.9

Food

7.1

Overall

8.0

Entertainment

7.1

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Delta
8.0
Very good
7,891 reviews
Alaska Airlines
8.0
Very good
9,789 reviews

Comfort

7.9

Food

7.1

Overall

8.0

Entertainment

7.1

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Hawaiian Airlines
7.9
Good
2,331 reviews
Alaska Airlines
8.0
Very good
9,789 reviews

Comfort

7.9

Food

7.1

Overall

8.0

Entertainment

7.1

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
United Airlines
7.4
Good
8,608 reviews
Alaska Airlines
8.0
Very good
9,789 reviews

Comfort

7.9

Food

7.1

Overall

8.0

Entertainment

7.1

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,789 reviews

Comfort

7.9

Food

7.1

Overall

8.0

Entertainment

7.1

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Related info for your journey

Find useful and relevant information for your journey from Billings to Chicago. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Billings to Chicago?

    If you book a flight to Chicago from Billings, you will be flying from Billings Logan Intl, which is the city’s only airport. Billings Logan Intl (BIL) is located 2.7 mi from the center of Billings. There are 0 flights from Billings Logan Intl to Chicago per day from 3 different airlines.

  • What are the cheapest airlines flying from Billings to Chicago round-trip?

    According to our current data, United Airlines ($219), Delta ($264), and American Airlines ($289) offers the cheapest pricing from Billings to Chicago. Users have found that United Airlines is 57% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Billings to Chicago one-way?

    To fly one-way, consider booking your trip with American Airlines, which is currently one of the cheapest options available, starting at $149. Delta flights start at $159 while deals on Alaska Airlines start at $178 one-way.

  • What are the cheapest flights from Billings to Chicago?

    Looking for the cheapest flight from Billings to Chicago? While on average our users pay $664, our data indicates the cheapest price to be $174. The most popular route (Billings Logan Intl - Chicago O'Hare Intl), is priced around $219.

  • Can I find deals for flights from Billings to Chicago that include hotel bookings?

    Yes. In addition to deals on Billings to Chicago flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Billings to Chicago?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Billings to Chicago.

  • Can I find deals for business class flights from Billings to Chicago?

    Yes. Cheapflights offers flight deals from Billings to Chicago by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Billings to Chicago?

    Currently, August is the cheapest month in which you can book a flight from Billings to Chicago (average of $245). Flying from Billings to Chicago in March is currently the most expensive (average of $323). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Billings?

Book flights to Billings if you plan to visit one of these locations
Merrillville
New Buffalo
Hammond
Benton Harbor
Porter
Lansing
Valparaiso
Chesterton

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Alternative routes for Billings to Chicago

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from Billings to Chicago

Discover the top 3 airlines that operate flights from Billings to Chicago. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 26, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$309Average$676FlexibilityNo cancel feeOn-time69%
DeltaCheapest$314Average$353FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$429Average$660FlexibilityNo cancel feeOn-time71%
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