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Billings

$128+ 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 12/4. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — BIL
oct. 16 — oct. 231
jue. 10/16
jue. 10/23
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 septiembre 16, 2025.

Round-trip from

$229
(United Airlines)

One-way from

$128
(Kiwi.com)

Popular in

March

Cheapest in

August

Average price

$543

Good round-trip deal

$244 or less

Good one-way deal

$340 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. 4% potential increase in price ($19 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($18 potential savings vs. average RT price).
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Average for round-trip flights in September 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 septiembre 16, 2025.

This United Airlines deal was found by Cheapflights users on 9/15. 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.
vie. 10/178:55 amORD - BIL
Nonstop3h 21mUnited Airlines
lun. 10/2011:58 amBIL - ORD
Nonstop3h 00mUnited Airlines
Deal found 9/15$229
This United Airlines deal was found by Cheapflights users on 9/15. 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.
jue. 10/98:55 amORD - BIL
Nonstop3h 21mUnited Airlines
mié. 10/155:54 pmBIL - ORD
1 stop5h 05mUnited Airlines
Deal found 9/15$239
This United Airlines deal was found by Cheapflights users on 9/15. 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.
lun. 10/138:55 amORD - BIL
Nonstop3h 21mUnited Airlines
lun. 10/2011:58 amBIL - ORD
Nonstop3h 00mUnited Airlines
Deal found 9/15$269
This Delta deal was found by Cheapflights users on 9/15. 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.
mié. 11/267:02 pmMDW - BIL
1 stop5h 17mDelta
mar. 12/26:24 amBIL - MDW
1 stop5h 44mDelta
Deal found 9/15$294
This American Airlines deal was found by Cheapflights users on 9/14. 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.
mié. 11/127:25 amORD - BIL
1 stop7h 05mAmerican Airlines
sáb. 11/152:00 pmBIL - ORD
1 stop6h 21mAmerican Airlines
Deal found 9/14$295
This American Airlines deal was found by Cheapflights users on 9/14. 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.
jue. 11/131:23 pmORD - BIL
1 stop8h 52mAmerican Airlines
mar. 11/182:00 pmBIL - ORD
1 stop7h 20mAmerican Airlines
Deal found 9/14$299
This American Airlines deal was found by Cheapflights users on 9/14. 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.
mié. 9/248:39 pmORD - BIL
Nonstop3h 00mAmerican Airlines
mar. 9/306:02 amBIL - ORD
Nonstop2h 53mAmerican Airlines
Deal found 9/14$304
This United Airlines deal was found by Cheapflights users on 9/15. 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.
sáb. 10/188:55 amORD - BIL
Nonstop3h 21mUnited Airlines
lun. 10/2011:58 amBIL - ORD
Nonstop3h 00mUnited Airlines
Deal found 9/15$309
This United Airlines deal was found by Cheapflights users on 9/15. 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.
jue. 10/98:55 amORD - BIL
Nonstop3h 21mUnited Airlines
lun. 10/1311:58 amBIL - ORD
Nonstop3h 00mUnited Airlines
Deal found 9/15$310
This Kiwi.com deal was found by Cheapflights users on 9/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 10/139:54 pmORD - BIL
2 stops38h 27mMultiple Airlines
lun. 10/2010:02 amBIL - ORD
1 stop13h 15mMultiple Airlines
Deal found 9/15$311
This Delta deal was found by Cheapflights users on 9/15. 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.
sáb. 10/113:00 pmMDW - BIL
1 stop5h 42mDelta
lun. 10/206:25 amBIL - MDW
1 stop5h 43mDelta
Deal found 9/15$542
This Delta deal was found by Cheapflights users on 9/15. 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.
lun. 10/137:10 pmMDW - BIL
1 stop5h 08mDelta
lun. 10/206:25 amBIL - MDW
1 stop5h 43mDelta
Deal found 9/15$587

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 septiembre 16, 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

jue. 10/9

8:55 am-11:16 am

Nonstop3h 21m

Billings Logan Intl

mié. 10/15

5:54 pm-11:59 pm

1 stop5h 05m

$239

ChicagoBillings

ORD - BIL

ORDBIL

Chicago O'Hare Intl

sáb. 11/8

3:55 pm-10:49 pm

1 stop7h 54m

Billings Logan Intl

jue. 11/13

5:00 am-11:23 am

1 stop5h 23m

$249

ChicagoBillings

ORD - BIL

ORDBIL

Chicago O'Hare Intl

lun. 10/13

8:55 am-11:16 am

Nonstop3h 21m

Billings Logan Intl

lun. 10/20

11:58 am-3:58 pm

Nonstop3h 00m

$269

ChicagoBillings

MDW - BIL

MDWBIL

Chicago Midway

mié. 11/26

7:02 pm-11:19 pm

1 stop5h 17m

Billings Logan Intl

mar. 12/2

6:24 am-1:08 pm

1 stop5h 44m

$294

ChicagoBillings

ORD - BIL

ORDBIL

Chicago O'Hare Intl

mié. 11/12

7:25 am-1:30 pm

1 stop7h 05m

Billings Logan Intl

sáb. 11/15

2:00 pm-9:21 pm

1 stop6h 21m

$295

ChicagoBillings

ORD - BIL

ORDBIL

Chicago O'Hare Intl

jue. 11/13

1:23 pm-9:15 pm

1 stop8h 52m

Billings Logan Intl

mar. 11/18

2:00 pm-10:20 pm

1 stop7h 20m

$299

ChicagoBillings

ORD - BIL

ORDBIL

Chicago O'Hare Intl

mié. 11/26

2:30 pm-11:49 pm

2 stops10h 19m

Billings Logan Intl

mar. 12/2

6:24 am-2:59 pm

1 stop7h 35m

$299

ChicagoBillings

ORD - BIL

ORDBIL

Chicago O'Hare Intl

sáb. 11/8

9:39 am-7:42 pm

2 stops11h 03m

Billings Logan Intl

jue. 11/13

6:25 am-11:39 am

1 stop4h 14m

$299

ChicagoBillings

ORD - BIL

ORDBIL

Chicago O'Hare Intl

mié. 9/24

8:39 pm-10:39 pm

Nonstop3h 00m

Billings Logan Intl

mar. 9/30

6:02 am-9:55 am

Nonstop2h 53m

$304

ChicagoBillings

MDW - BIL

MDWBIL

Chicago Midway

sáb. 10/18

3:00 pm-7:42 pm

1 stop5h 42m

Billings Logan Intl

lun. 10/20

6:25 am-1:08 pm

1 stop5h 43m

$542

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

Showing 1-10 of 23 results
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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 septiembre 16, 2025.

A simple way to save on the total cost of your ticket is to fly from Chicago to Billings in the afternoon. If you’re flexible enough to do this you can expect to save up to 52% 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 septiembre 16, 2025.

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

How much does it cost to fly round-trip from Chicago to Billings?

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 septiembre 16, 2025.
Peruse reviews from past customers who have flown with Delta, United Airlines, and American Airlines from Chicago to Billings to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,957 reviews

Comfort

7.9

Overall

8.0

Entertainment

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,957 reviews
Delta
8.0
Very good
7,957 reviews

Comfort

7.9

Overall

8.0

Entertainment

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,924 reviews
Delta
8.0
Very good
7,957 reviews

Comfort

7.9

Overall

8.0

Entertainment

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,957 reviews

Comfort

7.9

Overall

8.0

Entertainment

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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 4 inbound flights from Chicago per day. 3 airlines have flights to Billings Logan Intl from Chicago on a regular basis.

  • How long is the flight from Chicago to Billings?

    For as low as $239, United Airlines can have you in Billings from Chicago in 3h 21m. Airlines will cover a distance of 1057 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • 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 $225 on this airline. Additional options worth looking into are Delta and United Airlines, starting at $248 and $299 round-trip. These flights start at 50% lower than the current average price 3 months from now.

  • What are the most reliable airlines from Chicago to Billings?

    The top 3 most reliable airlines when flying from Chicago to Billings are American Airlines (77%), Envoy Air (77%) and SkyWest Airlines (75%).

  • What are the cheapest flights from Chicago to Billings?

    While on average a flight from Chicago to Billings is generally $340, our data shows the cheapest flight currently is $229. When looking at the most popular route, (Chicago O'Hare Intl - Billings Logan Intl), you can expect to pay $229 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 $395). Flying from Chicago to Billings in June is currently the most expensive (average of $509). 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 septiembre 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$225Average$451FlexibilityNo cancel feeOn-time71%
DeltaCheapest$248Average$334FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$299Average$465FlexibilityNo cancel feeOn-time69%

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