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$120+ Cheap flights from Chicago (CHI) to Billings (BIL)

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 8/18. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — BIL
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheap flight deals from Chicago to Billings

Discover tips and strategies to find the most affordable flight options for your journey from Chicago (CHI) to Billings (BIL). 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 June 12, 2025.

Round-trip from

$210
(American Airlines)

One-way from

$120
(American Airlines)

Popular in

September

Cheapest in

May

Average price

$393

Good round-trip deal

$330 or less

Good one-way deal

$283 or less
From Chicago (CHI) to Billings Logan Intl
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One-way flight from Chicago (CHI) to Billings Logan Intl
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Highest demand for flights based on searches. 20% potential increase in price ($124 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($15 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Price to beat on a round-trip flight from Chicago (CHI) to Billings Logan Intl.
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Price to beat on a one-way flight from Chicago (CHI) to Billings Logan Intl.
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Find flight deals from Chicago to Billings

Cheapest flights from Chicago to Billings
Explore the most affordable flight options available from Chicago to Billings. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This American Airlines deal was found by Cheapflights users on 6/10. 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.
Thu 8/149:45 amORD - BIL
Nonstop3h 04mAmerican Airlines
Tue 8/195:49 amBIL - ORD
Nonstop2h 50mAmerican Airlines
Deal found 6/10$210
This Mytrip deal was found by Cheapflights users on 6/12. 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 7/411:50 amORD - BIL
1 stop10h 46mMultiple Airlines
Mon 7/1410:26 pmBIL - ORD
1 stop14h 47mMultiple Airlines
Deal found 6/12$224
This Delta deal was found by Cheapflights users on 6/10. 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.
Tue 7/157:20 pmORD - BIL
1 stop5h 47mDelta
Tue 7/225:20 amBIL - ORD
1 stop5h 33mDelta
Deal found 6/10$238
This United Airlines deal was found by Cheapflights users on 6/10. 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 9/302:17 pmORD - BIL
1 stop7h 32mUnited Airlines
Tue 10/711:58 amBIL - ORD
Nonstop3h 00mUnited Airlines
Deal found 6/10$239
This Delta deal was found by Cheapflights users on 6/10. 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.
Tue 7/227:21 pmMDW - BIL
1 stop4h 49mDelta
Sat 7/265:20 amBIL - MDW
2 stops12h 20mDelta
Deal found 6/10$248
This Alaska Airlines deal was found by Cheapflights users on 6/10. 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.
Thu 11/136:00 amORD - BIL
1 stop19h 07mAlaska Airlines
Tue 11/182:00 pmBIL - ORD
1 stop8h 59mAlaska Airlines
Deal found 6/10$292
This CheapTicketsDeal deal was found by Cheapflights users on 6/10. 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 CheapTicketsDeal is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/199:25 amMDW - BIL
2 stops9h 19mAlaska Airlines
Thu 7/246:20 amBIL - MDW
1 stop5h 46mAlaska Airlines
Deal found 6/10$500

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated June 12, 2025.
Use the filters below to find and compare flights from Chicago to Billings that are best for you.

Fly from

Chicago

Fly to

Billings

Route

Depart

Return

Price

ChicagoBillings

ORD - BIL

ORDBIL

Chicago O'Hare Intl

Thu 8/14

9:45 am-11:49 am

Nonstop3h 04m

Billings Logan Intl

Tue 8/19

5:49 am-9:39 am

Nonstop2h 50m

$210

ChicagoBillings

ORD - BIL

ORDBIL

Chicago O'Hare Intl

Fri 7/4

11:50 am-9:36 pm

1 stop10h 46m

Billings Logan Intl

Mon 7/14

10:26 pm-2:13 pm

1 stop14h 47m

$224

ChicagoBillings

ORD - BIL

ORDBIL

Chicago O'Hare Intl

Tue 7/15

7:20 pm-12:07 am

1 stop5h 47m

Billings Logan Intl

Tue 7/22

5:20 am-11:53 am

1 stop5h 33m

$238

ChicagoBillings

MDW - BIL

MDWBIL

Chicago Midway

Tue 7/22

7:21 pm-11:10 pm

1 stop4h 49m

Billings Logan Intl

Sat 7/26

5:20 am-6:40 pm

2 stops12h 20m

$248

ChicagoBillings

ORD - BIL

ORDBIL

Chicago O'Hare Intl

Wed 7/16

5:00 am-9:38 am

1 stop5h 38m

Billings Logan Intl

Wed 7/23

4:15 pm-12:30 am

1 stop7h 15m

$267

ChicagoBillings

ORD - BIL

ORDBIL

Chicago O'Hare Intl

Thu 8/14

8:42 pm-12:08 am

1 stop28h 26m

Billings Logan Intl

Tue 8/19

6:00 am-11:39 pm

2 stops16h 39m

$327

ChicagoBillings

MDW - BIL

MDWBIL

Chicago Midway

Sat 7/19

9:25 am-5:44 pm

2 stops9h 19m

Billings Logan Intl

Thu 7/24

6:20 am-1:06 pm

1 stop5h 46m

$500

ChicagoBillings

ORD - BIL

ORDBIL

Chicago O'Hare Intl

Mon 8/18

9:45 am-11:49 am

Nonstop3h 04m

$120

ChicagoBillings

ORD - BIL

ORDBIL

Chicago O'Hare Intl

Tue 7/15

7:20 pm-12:07 am

1 stop5h 47m

$130

ChicagoBillings

MDW - BIL

MDWBIL

Chicago Midway

Tue 7/22

7:21 pm-11:10 pm

1 stop4h 49m

$130

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

Showing 1-10 of 13 results
1
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Best time to book a flight from Chicago to Billings

Have a flexible travel schedule? Discover the best time to fly to Billings from Chicago 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 Chicago to Billings

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

Find hourly flight availability from Chicago to Billings. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 12, 2025.

A simple way to save on the total cost of your ticket is to fly from Chicago to Billings in the evening. If you’re flexible enough to do this you can expect to save up to 42% on your trip compared to booking a flight at noon.

Weekly flight availability from Chicago to Billings

Explore weekly flight availability from Chicago to Billings. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated June 12, 2025.

The most flights from CHI to BIL are scheduled on a Monday (4 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (2 on average).

Rainfall in Billings by month

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

In terms of precipitation, rainfall in Billings ranges from 0.5 - 2.2 inches per month. May is typically the wettest month, when rainfall can reach 2.2 in. January is typically the driest time to visit Billings when rainfall is around 0.5 in.

Temperature in Billings by month

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

If weather is an important factor for your trip to Billings, 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 26.6 F).

Reviews of airlines servicing Billings

Get insights into the airlines that provide service to Billings. 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 Billings. Reviews last updated June 12, 2025.
Read through reviews of airlines operating flights from Chicago to Billings, such as Alaska Airlines, Delta and United Airlines. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Entertainment

7.1

Food

7.1

Boarding

8.1

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Entertainment

7.1

Food

7.1

Boarding

8.1

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,950 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Entertainment

7.1

Food

7.1

Boarding

8.1

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,790 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Entertainment

7.1

Food

7.1

Boarding

8.1

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Entertainment

7.1

Food

7.1

Boarding

8.1

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

Find useful and relevant information for your journey from Chicago to Billings. 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 into for flights to Billings from Chicago?

    For a flight from Chicago to Billings, you will be flying into Billings Logan Intl. Billings Logan Intl (BIL) is just 2.7 mi from the center of the city. Billings Logan Intl is the only Billings airport and it handles 3 inbound flights from Chicago per day. 3 airlines have flights to Billings Logan Intl from Chicago on a regular basis.

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

    Our cheapest airline available from Chicago to Billings is American Airlines. Our recent data shows that you can find tickets from as low as $210 on this airline. Additional options worth looking into are Delta and United Airlines, starting at $238 and $267 round-trip. These flights start at 57% lower than the current average price 3 months from now.

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

    The cheapest airlines for a one-way flight from Chicago to Billings are American Airlines ($120), Delta ($130), and Alaska Airlines ($209).

  • What are the cheapest flights from Chicago to Billings?

    While on average a flight from Chicago to Billings is generally $353, our data shows the cheapest flight currently is $195. When looking at the most popular route, (Chicago O'Hare Intl - Billings Logan Intl), you can expect to pay $214 for that flight.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Chicago to Billings 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 Chicago to Billings?

    Currently, January is the cheapest month in which you can book a flight from Chicago to Billings (average of $396). Flying from Chicago to Billings in June is currently the most expensive (average of $517). 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

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Alternative routes for Chicago to Billings

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Top 3 airlines flying from Chicago to Billings

Discover the top 3 airlines that operate flights from Chicago to Billings. 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$248Average$334FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$296Average$543FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$306Average$468FlexibilityNo cancel feeOn-time69%

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