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$136+ Cheap flights from O'Hare Intl (ORD) 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 9/9. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — BIL
Aug 22 — Aug 291
Sat 8/22
Sat 8/29
1 adult, Economy
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Cheap flight deals from O'Hare Intl to Billings

Cheapest flights from O'Hare Intl to Billings
Explore the most affordable flight options available from O'Hare Intl to Billings. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 23, 2026.

This United Airlines deal was found by Cheapflights users on 7/21. 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 8/298:40 am
ORD
-
BIL
Nonstop3h 22m
United Airlines
Sat 9/52:29 pm
BIL
-
ORD
1 stop7h 17m
United Airlines
Deal found 7/21$261
This United Airlines deal was found by Cheapflights users on 7/23. 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 9/58:40 am
ORD
-
BIL
Nonstop3h 22m
United Airlines
Wed 9/94:07 pm
BIL
-
ORD
1 stop5h 39m
United Airlines
Deal found 7/23$271
This United Airlines deal was found by Cheapflights users on 7/21. 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 9/58:40 am
ORD
-
BIL
Nonstop3h 22m
United Airlines
Tue 9/82:29 pm
BIL
-
ORD
1 stop6h 30m
United Airlines
Deal found 7/21$275
This United Airlines deal was found by Cheapflights users on 7/23. 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 10/274:20 pm
ORD
-
BIL
1 stop6h 56m
United Airlines
Wed 11/42:29 pm
BIL
-
ORD
1 stop5h 44m
United Airlines
Deal found 7/23$281
This United Airlines deal was found by Cheapflights users on 7/21. 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 8/267:00 am
ORD
-
BIL
1 stop7h 21m
United Airlines
Sat 9/511:43 am
BIL
-
ORD
Nonstop3h 05m
United Airlines
Deal found 7/21$282
This Delta deal was found by Cheapflights users on 7/23. 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 9/53:00 pm
ORD
-
BIL
2 stops8h 53m
Delta
Wed 9/95:20 am
BIL
-
ORD
1 stop5h 35m
Delta
Deal found 7/23$286
This Delta deal was found by Cheapflights users on 7/20. 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.
Wed 12/23:50 pm
ORD
-
BIL
1 stop4h 58m
Delta
Wed 12/96:15 am
BIL
-
ORD
1 stop7h 42m
Delta
Deal found 7/20$302
This Delta deal was found by Cheapflights users on 7/20. 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.
Fri 9/46:59 am
ORD
-
BIL
2 stops11h 45m
Delta
Tue 9/85:20 am
BIL
-
ORD
1 stop5h 35m
Delta
Deal found 7/20$307
This Delta deal was found by Cheapflights users on 7/20. 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.
Wed 12/211:30 am
ORD
-
BIL
2 stops9h 18m
Delta
Mon 12/75:45 am
BIL
-
ORD
2 stops11h 55m
Delta
Deal found 7/20$312

Find flight deals from O'Hare Intl to Billings

Discover tips and strategies to find the most affordable flight options for your journey from O'Hare Intl (ORD) 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 July 23, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$261
(United Airlines)

One-way from

$136
(United Airlines)

Popular in

June

Cheapest in

October

Average price

$538

Good round-trip deal

$330 or less

Good one-way deal

$348 or less
Provider with most accurate pricing for Chicago O'Hare Intl-Billings Logan Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Chicago O'Hare Intl-Billings Logan Intl flights.
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From Chicago O'Hare Intl to Billings Logan Intl
Search Deals
One-way flight from Chicago O'Hare Intl to Billings Logan Intl
Search Deals
Highest demand for flights based on searches. 26% potential increase in price ($134 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 8% potential price decrease ($31 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals
Price to beat on a round-trip flight from Chicago O'Hare Intl to Billings Logan Intl.
Search Deals
Price to beat on a one-way flight from Chicago O'Hare Intl to Billings Logan Intl.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from O'Hare Intl 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 July 23, 2026.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Billings that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoBillings

ORD - BIL

ORDBIL

Chicago O'Hare Intl

Wed 9/9

5:00 am-9:41 am

1 stop5h 41m

Billings Logan Intl

Sat 9/19

2:29 pm-10:45 pm

1 stop7h 16m

$271
Quickest round-trip

ChicagoBillings

ORD - BIL

ORDBIL

Chicago O'Hare Intl

Sat 9/5

5:51 pm-10:07 pm

1 stop5h 16m

Billings Logan Intl

Wed 9/9

2:29 pm-9:30 pm

1 stop6h 01m

$281

ChicagoBillings

ORD - BIL

ORDBIL

Chicago O'Hare Intl

Fri 9/4

1:59 pm-10:25 pm

2 stops9h 26m

Billings Logan Intl

Tue 9/8

5:20 am-11:55 am

1 stop5h 35m

$307

ChicagoBillings

ORD - BIL

ORDBIL

Chicago O'Hare Intl

Fri 9/4

4:26 pm-10:07 pm

1 stop6h 41m

Billings Logan Intl

Tue 9/8

2:29 pm-9:30 pm

1 stop6h 01m

$316

ChicagoBillings

ORD - BIL

ORDBIL

Chicago O'Hare Intl

Mon 8/17

5:57 pm-11:30 pm

1 stop6h 33m

Billings Logan Intl

Sat 8/22

5:20 am-11:59 am

1 stop5h 39m

$363

ChicagoBillings

ORD - BIL

ORDBIL

Chicago O'Hare Intl

Sat 9/5

3:00 pm-10:53 pm

2 stops8h 53m

Billings Logan Intl

Tue 9/8

5:20 am-11:55 am

1 stop5h 35m

$374

ChicagoBillings

ORD - BIL

ORDBIL

Chicago O'Hare Intl

Thu 8/13

1:59 pm-10:25 pm

2 stops9h 26m

Billings Logan Intl

Sat 8/22

5:20 am-11:59 am

1 stop5h 39m

$455

ChicagoBillings

ORD - BIL

ORDBIL

Chicago O'Hare Intl

Tue 8/4

1:59 pm-11:30 pm

2 stops10h 31m

Billings Logan Intl

Sun 8/9

5:20 am-11:59 am

1 stop5h 39m

$470
Cheapest one-way

ChicagoBillings

ORD - BIL

ORDBIL

Chicago O'Hare Intl

Tue 9/15

5:50 pm-11:15 pm

1 stop6h 25m

$224
Quickest one-way

ChicagoBillings

ORD - BIL

ORDBIL

Chicago O'Hare Intl

Tue 1/19

3:50 pm-7:48 pm

1 stop4h 58m

$224

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/19

Showing 1-10 of 17 resultsSorted by cheapest first
1
2

Compare providers for flights from O'Hare Intl to Billings

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 O'Hare Intl to Billings in July.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice 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 Chicago O'Hare Intl Airport-Billings flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Chicago O'Hare Intl Airport-Billings flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Chicago O'Hare Intl Airport-Billings flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Chicago O'Hare Intl Airport-Billings 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 Chicago O'Hare Intl Airport-Billings 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 O'Hare Intl to Billings

Have a flexible travel schedule? Discover the best time to fly to Billings from O'Hare Intl 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 O'Hare Intl Airport to Billings

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

Find hourly flight availability from O'Hare Intl 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 July 23, 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Chicago O'Hare Intl Airport to Billings as you normally would.

How much does it cost to fly round-trip from Chicago O'Hare Intl Airport to Billings?

Airfare is below average for this route at the moment.

Chicago O'Hare Intl Airport to Billings flights typically cost between $326 and $516 in August.
The cheapest round-trip price found within the last 5 days was $261 on United Airlines (Aug 29-Sep 5).

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 July 23, 2026.
Read reviews from past customers who have flown United Airlines and American Airlines from Chicago O'Hare Intl Airport to Billings. 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.
United Airlines
7.4
Good
10,024 reviews

Entertainment

7.1

Boarding

7.7

Crew

8.1

Overall

7.4

Food

6.6

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Tim,May 2023

ORD - DLH

Didn’t have to wait long for the plane and was in the lounge through that time could relax there made it nice.
United Airlines
7.4
Good
10,024 reviews
United Airlines
7.4
Good
10,024 reviews

Entertainment

7.1

Boarding

7.7

Crew

8.1

Overall

7.4

Food

6.6

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Tim,May 2023

ORD - DLH

Didn’t have to wait long for the plane and was in the lounge through that time could relax there made it nice.
American Airlines
7.1
Good
11,832 reviews
United Airlines
7.4
Good
10,024 reviews

Entertainment

7.1

Boarding

7.7

Crew

8.1

Overall

7.4

Food

6.6

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Tim,May 2023

ORD - DLH

Didn’t have to wait long for the plane and was in the lounge through that time could relax there made it nice.

Related info for your journey

Find useful and relevant information for your journey from O'Hare Intl 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 O'Hare Intl?

    If you book a flight to Billings from Chicago O'Hare Intl, you will be flying to 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 Chicago O'Hare Intl to Billings Logan Intl per day from 2 different airlines.

  • How long is the flight from Chicago O'Hare Intl Airport to Billings?

    Airlines like United Airlines and Delta fly from Chicago O'Hare Intl Airport to Billings in about 5h 41m. The time it takes to get you to your destination can typically vary by up to 3h 45m. 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 O'Hare Intl Airport to Billings round-trip?

    American Airlines, at $229, was found to be the cheapest airline from Chicago O'Hare Intl Airport to Billings. An alternate airline flying to your destination would be United Airlines. American Airlines is currently priced 39% below the average price you’ll pay for this route.

  • What are the cheapest flights from Chicago O'Hare Intl Airport to Billings?

    Looking at all options, your cheapest flight can be booked for $251. While the most popular route (Chicago O'Hare Intl - Billings Logan Intl) can be booked for $261 on average, our data indicates $407 when flying from Chicago O'Hare Intl Airport to Billings.

  • Can I find deals for flights from O'Hare Intl to Billings that include hotel bookings?

    Yes. In addition to deals on O'Hare Intl to Billings flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from O'Hare Intl to Billings?

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

  • Can I find deals for business class flights from O'Hare Intl to Billings?

    Yes. Cheapflights offers flight deals from O'Hare Intl 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.

See more FAQs

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Top 2 airlines flying from O'Hare Intl to Billings

Discover the top 2 airlines that operate flights from O'Hare Intl 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 July 23, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$229Average$487FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$248Average$349FlexibilityNo cancel feeOn-time69%

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