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$157+ Cheap flights from Illinois 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 1/18. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — BIL
Nov 25 — Dec 21
Mon 11/25
Mon 12/2
1 adult, Economy
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Cheap flight deals from Illinois to Billings

Discover tips and strategies to find the most affordable flight options for your journey from Illinois (USIL) 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 November 20, 2024.

Find flight deals from Illinois to Billings

Cheapest flights from Illinois to Billings
Explore the most affordable flight options available from Illinois to Billings. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 20, 2024.

This United Airlines deal was found by Cheapflights users on 11/18. 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 12/175:50 pmORD - BIL
1 stop5h 55mUnited Airlines
Tue 12/245:48 pmBIL - ORD
1 stop5h 03mUnited Airlines
Deal found 11/18$314
This Delta deal was found by Cheapflights users on 11/18. 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 12/171:45 pmORD - BIL
2 stops10h 32mDelta
Tue 12/245:20 amBIL - ORD
1 stop7h 31mDelta
Deal found 11/18$319
This Mytrip deal was found by Cheapflights users on 11/20. 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.
Tue 12/109:10 pmORD - BIL
1 stop15h 34mMultiple Airlines
Thu 12/1210:22 pmBIL - ORD
1 stop15h 04mMultiple Airlines
Deal found 11/20$334
This Delta deal was found by Cheapflights users on 11/18. 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 12/177:14 pmMDW - BIL
1 stop5h 03mDelta
Tue 12/245:20 amBIL - MDW
2 stops9h 50mDelta
Deal found 11/18$451
This Alaska Airlines deal was found by Cheapflights users on 11/20. 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.
Tue 12/101:58 pmORD - BIL
2 stops10h 44mAlaska Airlines
Wed 12/117:00 amBIL - ORD
1 stop15h 47mAlaska Airlines
Deal found 11/20$474
This United Airlines deal was found by Cheapflights users on 11/19. 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.
Wed 12/48:57 amMLI - BIL
1 stop5h 24mUnited Airlines
Sun 12/82:40 pmBIL - MLI
1 stop5h 20mUnited Airlines
Deal found 11/19$494
This American Airlines deal was found by Cheapflights users on 11/19. 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 12/56:51 amCMI - BIL
1 stop7h 42mAmerican Airlines
Mon 12/92:04 pmBIL - CMI
1 stop7h 08mAmerican Airlines
Deal found 11/19$684
This American Airlines deal was found by Cheapflights users on 11/20. 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.
Wed 12/412:25 pmORD - BIL
1 stop9h 37mAmerican Airlines
Thu 12/52:04 pmBIL - ORD
1 stop6h 12mAmerican Airlines
Deal found 11/20$694
This United Airlines deal was found by Cheapflights users on 11/18. 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.
Wed 12/43:16 pmPIA - BIL
2 stops8h 29mUnited Airlines
Sun 12/87:00 amBIL - PIA
2 stops8h 40mUnited Airlines
Deal found 11/18$704

Find flights from Illinois to Billings within your budget

Customize your flight search to find flights from Illinois 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 2,629,791 searches. Data last updated November 20, 2024.

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Depart

Return

Price

ChicagoBillings

ORD - BIL

ORDBIL

Chicago O'Hare Intl

Tue 12/17

5:50 pm-10:45 pm

1 stop5h 55m

Billings Logan Intl

Tue 12/24

5:48 pm-11:51 pm

1 stop5h 03m

$314

ChicagoBillings

ORD - BIL

ORDBIL

Chicago O'Hare Intl

Tue 12/17

1:45 pm-11:17 pm

2 stops10h 32m

Billings Logan Intl

Tue 12/24

5:20 am-1:51 pm

1 stop7h 31m

$319

ChicagoBillings

ORD - BIL

ORDBIL

Chicago O'Hare Intl

Mon 1/13

7:45 am-12:54 pm

1 stop30h 09m

Billings Logan Intl

Tue 1/21

1:34 pm-11:59 pm

1 stop9h 25m

$339

St. LouisBillings

STL - BIL

STLBIL

Lambert-St Louis

Thu 1/23

2:49 pm-10:44 pm

1 stop8h 55m

Billings Logan Intl

Mon 1/27

1:34 pm-1:53 pm

1 stop23h 19m

$354

ChicagoBillings

ORD - BIL

ORDBIL

Chicago O'Hare Intl

Thu 12/5

7:35 am-9:32 pm

2 stops14h 57m

Billings Logan Intl

Sat 12/7

12:34 pm-5:30 am

1 stop15h 56m

$368

ChicagoBillings

MDW - BIL

MDWBIL

Chicago Midway

Tue 12/17

7:14 pm-11:17 pm

1 stop5h 03m

Billings Logan Intl

Tue 12/24

5:20 am-4:10 pm

2 stops9h 50m

$451

MolineBillings

MLI - BIL

MLIBIL

Moline Quad-City

Wed 12/4

8:57 am-1:21 pm

1 stop5h 24m

Billings Logan Intl

Sun 12/8

2:40 pm-9:00 pm

1 stop5h 20m

$494

ChampaignBillings

CMI - BIL

CMIBIL

Champaign University-Willard

Thu 12/5

6:51 am-1:33 pm

1 stop7h 42m

Billings Logan Intl

Mon 12/9

2:04 pm-10:12 pm

1 stop7h 08m

$684

PeoriaBillings

PIA - BIL

PIABIL

Greater Peoria

Wed 12/4

3:16 pm-10:45 pm

2 stops8h 29m

Billings Logan Intl

Sun 12/8

7:00 am-4:40 pm

2 stops8h 40m

$704

ChicagoBillings

ORD - BIL

ORDBIL

Chicago O'Hare Intl

Sat 1/18

5:00 pm-11:29 pm

1 stop7h 29m

$157

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/20

Showing 1-10 of 15 results
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Best time to book a flight from Illinois to Billings

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

Travel insights for flights from Illinois to Billings

Get recent, data-driven insights about flights from Illinois to Billings including ideal travel times, pricing trends, and more.

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

Find hourly flight availability from Illinois 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 November 20, 2024.

When flying from Illinois to Billings, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 November 20, 2024.
See what other customers who have flown with United Airlines, Delta and Alaska Airlines from Illinois to Billings have to say. 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
9,461 reviews

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Overall

8.0

Crew

8.5

Food

7.2

Reviews

1 / 10

Service was good. We pre-ordered a snack but never made it to us.

Alaska Airlines
8.0
Very good
9,461 reviews
Alaska Airlines
8.0
Very good
9,461 reviews

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Overall

8.0

Crew

8.5

Food

7.2

Reviews

1 / 10

Service was good. We pre-ordered a snack but never made it to us.

Delta
8.0
Very good
8,756 reviews
Alaska Airlines
8.0
Very good
9,461 reviews

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Overall

8.0

Crew

8.5

Food

7.2

Reviews

1 / 10

Service was good. We pre-ordered a snack but never made it to us.

United Airlines
7.4
Good
9,171 reviews
Alaska Airlines
8.0
Very good
9,461 reviews

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Overall

8.0

Crew

8.5

Food

7.2

Reviews

1 / 10

Service was good. We pre-ordered a snack but never made it to us.

American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,461 reviews

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Overall

8.0

Crew

8.5

Food

7.2

Reviews

1 / 10

Service was good. We pre-ordered a snack but never made it to us.

Related info for your journey

Find useful and relevant information for your journey from Illinois 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 Illinois?

    Located just 2.7 mi from the city center, Billings Logan Intl (BIL) is the airport most travelers will use when flying to Billings from Illinois.

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

    One-way options have recently been found by users for as low as $157 on Delta. Other airlines that offer cheap prices include Alaska Airlines from $163 and United Airlines from $217 one-way.

  • What are the most popular routes from Illinois to Billings?

    While some choose either Chicago Midway - Billings Logan Intl or Lambert-St Louis - Billings Logan Intl, Chicago O'Hare Intl - Billings Logan Intl is the most popular route from Illinois to Billings.

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

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

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

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

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

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

    Currently, February is the cheapest month in which you can book a flight from Illinois to Billings (average of $395). Flying from Illinois to Billings in June is currently the most expensive (average of $576). 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.

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Top 3 airlines flying from Illinois to Billings

Discover the top 3 airlines that operate flights from Illinois 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 2,629,791 searches. Data last updated November 20, 2024.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$280Average$609FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$288Average$575FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$559Average$644FlexibilityNo cancel feeOn-time71%
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