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O'Hare Intl

$97+ Cheap flights from Billings (BIL) to O'Hare Intl (ORD)

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 2/2. Fares are subject to change and may not be available on all flights or dates of travel.
BIL — ORD
dez 6 — dez 131
sáb 12/6
sáb 12/13
1 adult, Economy
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Find flight deals from Billings to O'Hare Intl

Cheapest flights from Billings to O'Hare Intl
Explore the most affordable flight options available from Billings to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on novembro 6, 2025.

This United Airlines deal was found by Cheapflights users on 11/5. 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.
qua 12/32:40 pmBIL - ORD
1 stop5h 28mUnited Airlines
qua 12/107:10 amORD - BIL
1 stop7h 08mUnited Airlines
Deal found 11/5$259
This Delta deal was found by Cheapflights users on 11/5. 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.
qua 12/36:25 amBIL - ORD
1 stop7h 34mDelta
qua 12/108:50 amORD - BIL
2 stops9h 52mDelta
Deal found 11/5$264
This Delta deal was found by Cheapflights users on 11/5. 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 12/65:14 amBIL - ORD
2 stops10h 43mDelta
seg 12/82:30 pmORD - BIL
2 stops10h 18mDelta
Deal found 11/5$269
This Kiwi.com deal was found by Cheapflights users on 11/5. 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.
qua 12/36:14 pmBIL - ORD
1 stop25h 29mMultiple Airlines
qua 12/109:06 pmORD - BIL
2 stops39h 22mMultiple Airlines
Deal found 11/5$271
This Alaska Airlines deal was found by Cheapflights users on 11/5. 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.
sex 12/52:02 pmBIL - ORD
2 stops23h 07mAlaska Airlines
sex 12/1210:00 amORD - BIL
1 stop15h 08mAlaska Airlines
Deal found 11/5$336
This Kiwi.com deal was found by Cheapflights users on 11/6. 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.
sex 11/215:21 pmBIL - ORD
1 stop11h 11mMultiple Airlines
ter 11/258:39 pmORD - BIL
1 stop19h 03mMultiple Airlines
Deal found 11/6$342
This Alaska Airlines deal was found by Cheapflights users on 11/5. 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.
qua 12/33:36 pmBIL - ORD
2 stops21h 33mAlaska Airlines
qua 12/108:55 amORD - BIL
2 stops16h 13mAlaska Airlines
Deal found 11/5$375
This Kiwi.com deal was found by Cheapflights users on 11/4. 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.
qua 11/263:32 pmBIL - ORD
1 stop13h 00mMultiple Airlines
seg 12/16:15 pmORD - BIL
2 stops42h 02mMultiple Airlines
Deal found 11/4$379
This United Airlines deal was found by Cheapflights users on 11/5. 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.
ter 11/182:31 pmBIL - ORD
1 stop5h 27mUnited Airlines
qui 12/42:40 pmORD - BIL
1 stop7h 41mUnited Airlines
Deal found 11/5$380
This Delta deal was found by Cheapflights users on 11/5. 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.
sex 12/511:47 amBIL - ORD
2 stops8h 53mDelta
sex 12/122:30 pmORD - BIL
2 stops10h 18mDelta
Deal found 11/5$395
This Delta deal was found by Cheapflights users on 11/5. 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.
ter 11/185:18 amBIL - ORD
2 stops10h 34mDelta
qui 12/45:42 pmORD - BIL
1 stop7h 06mDelta
Deal found 11/5$400

Cheap flight deals from Billings to O'Hare Intl

Discover tips and strategies to find the most affordable flight options for your journey from Billings (BIL) to O'Hare Intl (ORD). 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 novembro 6, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$223
(Kiwi.com)

One-way from

$97
(Kiwi.com)

Popular in

February

Cheapest in

September

Average price

$484

Good round-trip deal

$457 or less

Good one-way deal

$360 or less
Provider with most accurate pricing for Billings Logan Intl-Chicago O'Hare Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Billings Logan Intl-Chicago O'Hare Intl flights.
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From Billings Logan Intl to Chicago O'Hare Intl
Search Deals
One-way flight from Billings Logan Intl to Chicago O'Hare Intl
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($84 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($17 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
Search Deals
Price to beat on a round-trip flight from Billings Logan Intl to Chicago O'Hare Intl.
Search Deals
Price to beat on a one-way flight from Billings Logan Intl to Chicago O'Hare Intl.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Billings to O'Hare Intl 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 novembro 6, 2025.
Use the filters below to find and compare flights from Billings to Chicago O'Hare Intl Airport that are best for you.

Fly from

Billings

Fly to

O'Hare Intl

Route

Depart

Return

Price

BillingsChicago

BIL - ORD

BILORD

Billings Logan Intl

sáb 1/24

2:02 pm-11:50 pm

1 stop8h 48m

Chicago O'Hare Intl

seg 1/26

8:00 am-2:55 pm

1 stop7h 55m

$238

BillingsChicago

BIL - ORD

BILORD

Billings Logan Intl

sex 1/23

2:02 pm-11:50 pm

1 stop8h 48m

Chicago O'Hare Intl

seg 1/26

8:00 am-2:55 pm

1 stop7h 55m

$238

BillingsChicago

BIL - ORD

BILORD

Billings Logan Intl

sex 1/30

2:02 pm-11:50 pm

1 stop8h 48m

Chicago O'Hare Intl

dom 2/1

2:06 pm-1:22 pm

1 stop24h 16m

$258

BillingsChicago

BIL - ORD

BILORD

Billings Logan Intl

qua 12/3

2:40 pm-9:08 pm

1 stop5h 28m

Chicago O'Hare Intl

qua 12/10

7:10 am-1:18 pm

1 stop7h 08m

$259

BillingsChicago

BIL - ORD

BILORD

Billings Logan Intl

sáb 12/6

5:14 am-12:40 pm

1 stop6h 26m

Chicago O'Hare Intl

seg 12/8

5:42 pm-11:48 pm

1 stop7h 06m

$259

BillingsChicago

BIL - ORD

BILORD

Billings Logan Intl

qua 12/3

6:25 am-2:59 pm

1 stop7h 34m

Chicago O'Hare Intl

qua 12/10

8:50 am-5:42 pm

2 stops9h 52m

$264

BillingsChicago

BIL - ORD

BILORD

Billings Logan Intl

sex 1/23

6:10 am-6:49 pm

2 stops11h 39m

Chicago O'Hare Intl

seg 1/26

12:27 pm-7:26 pm

1 stop7h 59m

$264

BillingsChicago

BIL - ORD

BILORD

Billings Logan Intl

sex 4/24

2:40 pm-10:25 pm

1 stop6h 45m

Chicago O'Hare Intl

dom 4/26

5:15 am-9:51 am

1 stop5h 36m

$291

BillingsChicago

BIL - ORD

BILORD

Billings Logan Intl

qui 2/26

6:10 am-11:52 am

1 stop4h 42m

Chicago O'Hare Intl

seg 3/2

8:52 am-7:36 pm

1 stop11h 44m

$324

BillingsChicago

BIL - ORD

BILORD

Billings Logan Intl

qui 4/9

2:40 pm-10:25 pm

1 stop6h 45m

Chicago O'Hare Intl

sáb 4/11

8:55 am-1:13 pm

1 stop5h 18m

$331

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/5

Showing 1-10 of 21 results
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Compare providers for flights from Billings to O'Hare Intl

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 Billings to O'Hare Intl in November.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice 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 Billings-Chicago O'Hare Intl Airport flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Billings-Chicago O'Hare Intl Airport flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Billings-Chicago O'Hare Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Billings-Chicago O'Hare Intl Airport flights, Cheapflights users trust eDreams the most. eDreams 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 Billings-Chicago O'Hare Intl Airport 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 Billings to O'Hare Intl

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

What is the cheapest month to book a flight from Billings to Chicago O'Hare Intl Airport?

Currently, September is the cheapest month in which you can book a flight from Billings to Chicago O'Hare Intl Airport (average of $217). Flying from Billings to Chicago O'Hare Intl Airport in February is currently the most expensive (average of $597). 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 BIL to ORD?

Find hourly flight availability from Billings to O'Hare Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated novembro 6, 2025.

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

Reviews of airlines servicing O'Hare Intl

Get insights into the airlines that provide service to O'Hare Intl. 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 O'Hare Intl. Reviews last updated novembro 6, 2025.
Read through reviews of airlines operating flights from Billings to Chicago O'Hare Intl Airport, such as Delta, United Airlines, and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,001 reviews

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,001 reviews
Delta
7.9
Good
8,001 reviews

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,007 reviews
Delta
7.9
Good
8,001 reviews

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.2
Good
11,040 reviews
Delta
7.9
Good
8,001 reviews

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Billings to O'Hare Intl. 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 from for flights from Billings to Chicago O'Hare Intl?

    For a flight from Billings to Chicago O'Hare Intl, you will be flying from 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 0 outbound flights to Chicago O'Hare Intl per day. 3 airlines have flights to Chicago O'Hare Intl from Billings Logan Intl on a regular basis.

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

    Airlines like Alaska Airlines, United Airlines, and Delta fly from Billings to Chicago O'Hare Intl Airport in about 5h 28m. The time it takes to get you to your destination can typically vary by up to 3h 20m. The distance between Billings and Chicago O'Hare Intl Airport is about 1057 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Billings to Chicago O'Hare Intl Airport round-trip?

    According to our current data, American Airlines ($225), United Airlines ($239), and Delta ($248) offers the cheapest pricing from Billings to Chicago O'Hare Intl Airport. Users have found that American Airlines is 46% cheaper than the other options available to this destination.

  • What are the most reliable airlines from Billings to Chicago O'Hare Intl Airport?

    No one likes to see their flight delayed. When booking a flight from Billings to Chicago O'Hare Intl Airport consider choosing American Airlines (91%), Envoy Air (91%) or Qatar Airways (86%) as they are the most reliable in getting you off to your destination on time.

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

    On average you can expect to pay $510 for a flight from Billings to Chicago O'Hare Intl Airport. The cheapest flight overall is $265 while the most popular route, (Billings Logan Intl - Chicago O'Hare Intl) is currently priced at $259.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Billings to O'Hare Intl 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 Billings to Chicago O'Hare Intl Airport?

    Currently, September is the cheapest month in which you can book a flight from Billings to Chicago O'Hare Intl Airport (average of $217). Flying from Billings to Chicago O'Hare Intl Airport in February is currently the most expensive (average of $597). 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

Traveling to a place near Chicago O'Hare Intl Airport?

Book flights to Chicago O'Hare Intl Airport if you plan to visit one of these locations
Schaumburg
Rosemont
Skokie
Des Plaines
Gurnee
Hoffman Estates
Beloit
Delavan
Elgin
Oak Brook
Elk Grove Village
Downers Grove
Rockford
Naperville
Orland Park
Bridgeview
Warrenville
Waukegan
Aurora
Racine

Browse thousands of different options on Cheapflights for your next trip

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Top 3 airlines flying from Billings to O'Hare Intl

Discover the top 3 airlines that operate flights from Billings to O'Hare Intl. 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 novembro 6, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$225Average$371FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$239Average$413FlexibilityNo cancel feeOn-time69%
DeltaCheapest$248Average$384FlexibilityNo cancel feeOn-timeN/A

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