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$153+ 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 1/21. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — BIL
Dec 27 — Jan 31
Fri 12/27
Fri 1/3
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 December 22, 2024.

Round-trip from

$316
(Delta)

One-way from

$153
(American Airlines)
From Illinois to Billings Logan Intl
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One-way flight from Illinois to Billings Logan Intl
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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 December 22, 2024.

This United Airlines deal was found by Cheapflights users on 12/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/283:20 pmORD - BIL
2 stops19h 22mUnited Airlines
Wed 1/12:40 pmBIL - ORD
1 stop5h 50mUnited Airlines
Deal found 12/20$818
This Alaska Airlines deal was found by Cheapflights users on 12/20. 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.
Sat 12/286:00 amORD - BIL
1 stop18h 39mAlaska Airlines
Wed 1/16:00 amBIL - ORD
1 stop16h 59mAlaska Airlines
Deal found 12/20$894
This Delta deal was found by Cheapflights users on 12/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/285:04 pmMDW - BIL
1 stop7h 28mDelta
Wed 1/16:20 amBIL - MDW
2 stops8h 50mDelta
Deal found 12/20$1,078

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 2,558,603 searches. Data last updated December 22, 2024.

Fly from

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Fly to

Any airport

Route

Depart

Return

Price

ChicagoBillings

ORD - BIL

ORDBIL

Chicago O'Hare Intl

Wed 2/5

5:00 am-1:33 pm

1 stop9h 33m

Billings Logan Intl

Wed 2/12

2:03 pm-11:59 pm

1 stop8h 56m

$307

ChicagoBillings

MDW - BIL

MDWBIL

Chicago Midway

Sun 1/26

6:59 pm-11:07 pm

1 stop5h 08m

Billings Logan Intl

Tue 2/4

6:25 am-12:42 pm

1 stop5h 17m

$316

ChicagoBillings

ORD - BIL

ORDBIL

Chicago O'Hare Intl

Mon 1/20

7:20 pm-12:31 am

1 stop6h 11m

Billings Logan Intl

Wed 1/22

11:40 am-8:53 pm

2 stops8h 13m

$321

St. LouisBillings

STL - BIL

STLBIL

Lambert-St Louis

Fri 1/10

2:27 pm-10:35 pm

1 stop9h 08m

Billings Logan Intl

Sun 1/12

6:56 am-3:10 pm

1 stop7h 14m

$326

St. LouisBillings

STL - BIL

STLBIL

Lambert-St Louis

Sat 1/11

3:35 pm-11:29 pm

2 stops8h 54m

Billings Logan Intl

Sat 1/18

5:20 am-1:18 pm

1 stop6h 58m

$331

ChicagoBillings

ORD - BIL

ORDBIL

Chicago O'Hare Intl

Sun 1/19

3:45 pm-2:15 pm

1 stop23h 30m

Billings Logan Intl

Wed 1/29

1:34 pm-1:07 pm

2 stops22h 33m

$335

St. LouisBillings

STL - BIL

STLBIL

Lambert-St Louis

Thu 1/23

8:27 am-1:23 pm

1 stop5h 56m

Billings Logan Intl

Wed 1/29

7:00 am-12:48 pm

1 stop4h 48m

$390

St. LouisBillings

STL - BIL

STLBIL

Lambert-St Louis

Fri 1/10

2:49 pm-10:44 pm

1 stop8h 55m

Billings Logan Intl

Sun 1/12

2:55 pm-1:53 pm

2 stops45h 58m

$432

ChicagoBillings

ORD - BIL

ORDBIL

Chicago O'Hare Intl

Sun 1/5

4:00 pm-9:18 pm

1 stop6h 18m

Billings Logan Intl

Thu 1/9

7:00 am-5:05 pm

1 stop9h 05m

$684

ChicagoBillings

ORD - BIL

ORDBIL

Chicago O'Hare Intl

Tue 1/21

1:13 pm-9:39 pm

1 stop9h 26m

$153

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/21

Showing 1-10 of 14 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 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 $396). Flying from Illinois to Billings in June is currently the most expensive (average of $631). 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 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 December 22, 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 December 22, 2024.
See what other customers who have flown with Delta, United Airlines and American 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
9,537 reviews

Entertainment

7.1

Crew

8.5

Comfort

7.9

Food

7.2

Boarding

8.2

Overall

8.0

Reviews

1 / 10

Things were good, crew was good. It was just the flight itself was very rough. Lots of turbulence, probably one of the shakiest flights I've been on. Kids throwing up, kids crying everywhere because of it.

Alaska Airlines
8.0
Very good
9,537 reviews
Alaska Airlines
8.0
Very good
9,537 reviews

Entertainment

7.1

Crew

8.5

Comfort

7.9

Food

7.2

Boarding

8.2

Overall

8.0

Reviews

1 / 10

Things were good, crew was good. It was just the flight itself was very rough. Lots of turbulence, probably one of the shakiest flights I've been on. Kids throwing up, kids crying everywhere because of it.

Delta
8.0
Very good
8,597 reviews
Alaska Airlines
8.0
Very good
9,537 reviews

Entertainment

7.1

Crew

8.5

Comfort

7.9

Food

7.2

Boarding

8.2

Overall

8.0

Reviews

1 / 10

Things were good, crew was good. It was just the flight itself was very rough. Lots of turbulence, probably one of the shakiest flights I've been on. Kids throwing up, kids crying everywhere because of it.

United Airlines
7.4
Good
9,028 reviews
Alaska Airlines
8.0
Very good
9,537 reviews

Entertainment

7.1

Crew

8.5

Comfort

7.9

Food

7.2

Boarding

8.2

Overall

8.0

Reviews

1 / 10

Things were good, crew was good. It was just the flight itself was very rough. Lots of turbulence, probably one of the shakiest flights I've been on. Kids throwing up, kids crying everywhere because of it.

American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,537 reviews

Entertainment

7.1

Crew

8.5

Comfort

7.9

Food

7.2

Boarding

8.2

Overall

8.0

Reviews

1 / 10

Things were good, crew was good. It was just the flight itself was very rough. Lots of turbulence, probably one of the shakiest flights I've been on. Kids throwing up, kids crying everywhere because of it.

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 $153 on American Airlines. Other airlines that offer cheap prices include Delta from $158 and Alaska Airlines from $253 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 $396). Flying from Illinois to Billings in June is currently the most expensive (average of $631). 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 2,558,603 searches. Data last updated December 22, 2024.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$280Average$565FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$288Average$567FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$535Average$644FlexibilityNo cancel feeOn-time71%
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