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O'Hare Intl

$76+ Cheap flights from Boise (BOI) 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 9/3. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — ORD
juil. 23 — juil. 301
mer. 7/23
mer. 7/30
1 adult, Economy
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Cheapflights Tip: The best prices from Boise Air Term. Gowen Fld to Chicago O'Hare Intl are usually found in February or September, booked 19 days in advance, depart on a Saturday or Thursday and return on a Saturday

Cheap flight deals from Boise to O'Hare Intl

Discover tips and strategies to find the most affordable flight options for your journey from Boise (BOI) 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 juillet 18, 2025.

Round-trip from

$184
(Delta)

One-way from

$76
(American Airlines)

Popular in

November

Cheapest in

February

Average price

$388

Good round-trip deal

$335 or less

Good one-way deal

$226 or less
From Boise Air Term. Gowen Fld to Chicago O'Hare Intl
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One-way flight from Boise Air Term. Gowen Fld to Chicago O'Hare Intl
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Highest demand for flights based on searches. 17% potential increase in price ($81 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($17 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Price to beat on a round-trip flight from Boise Air Term. Gowen Fld to Chicago O'Hare Intl.
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Price to beat on a one-way flight from Boise Air Term. Gowen Fld to Chicago O'Hare Intl.
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Find flight deals from Boise to O'Hare Intl

Cheapest flights from Boise to O'Hare Intl
Explore the most affordable flight options available from Boise to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on juillet 18, 2025.

This Delta deal was found by Cheapflights users on 7/15. 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.
mar. 8/126:00 amBOI - ORD
1 stop4h 58mDelta
mar. 8/198:25 amORD - BOI
1 stop6h 36mDelta
Deal found 7/15$179
This United Airlines deal was found by Cheapflights users on 7/14. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 8/2012:27 pmBOI - ORD
Nonstop3h 33mUnited Airlines
dim. 9/76:15 amORD - BOI
1 stop8h 34mUnited Airlines
Deal found 7/14$181
This Cheapflightsfares deal was found by Cheapflights users on 7/17. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 10/22:16 pmBOI - ORD
1 stop13h 33mSpirit Airlines
lun. 10/66:00 amORD - BOI
1 stop15h 21mSpirit Airlines
Deal found 7/17$187
This Alaska Airlines deal was found by Cheapflights users on 7/15. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 9/304:34 pmBOI - ORD
1 stop6h 29mAlaska Airlines
lun. 10/67:59 pmORD - BOI
1 stop16h 35mAlaska Airlines
Deal found 7/15$194
This Southwest deal was found by Cheapflights users on 7/15. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ven. 10/31:05 pmBOI - ORD
1 stop8h 15mSouthwest
mar. 10/77:30 amORD - BOI
2 stops10h 20mSouthwest
Deal found 7/15$200
This Hawaiian Airlines deal was found by Cheapflights users on 7/14. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 8/204:34 pmBOI - ORD
1 stop6h 25mHawaiian Airlines
dim. 9/76:20 amORD - BOI
1 stop9h 40mHawaiian Airlines
Deal found 7/14$222
This American Airlines deal was found by Cheapflights users on 7/15. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ven. 8/221:10 pmBOI - ORD
Nonstop3h 33mAmerican Airlines
sam. 8/309:50 amORD - BOI
Nonstop3h 39mAmerican Airlines
Deal found 7/15$225

Cheapflights Fare Finder

Customize your flight search to find flights from Boise 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 juillet 18, 2025.
Use the filters below to find and compare flights from Boise to Chicago O'Hare Intl Airport that are best for you.

Fly from

Boise

Fly to

O'Hare Intl

Route

Depart

Return

Price

BoiseChicago

BOI - ORD

BOIORD

Boise Air Term. Gowen Fld

mar. 8/12

6:00 am-11:58 am

1 stop4h 58m

Chicago O'Hare Intl

mar. 8/19

8:25 am-2:01 pm

1 stop6h 36m

$179

BoiseChicago

BOI - ORD

BOIORD

Boise Air Term. Gowen Fld

mer. 8/20

12:27 pm-5:00 pm

Nonstop3h 33m

Chicago O'Hare Intl

dim. 9/7

6:15 am-1:49 pm

1 stop8h 34m

$181

BoiseChicago

BOI - ORD

BOIORD

Boise Air Term. Gowen Fld

jeu. 10/2

2:16 pm-4:49 am

1 stop13h 33m

Chicago O'Hare Intl

lun. 10/6

6:00 am-8:21 pm

1 stop15h 21m

$187

BoiseChicago

BOI - ORD

BOIORD

Boise Air Term. Gowen Fld

mar. 9/30

4:34 pm-12:03 am

1 stop6h 29m

Chicago O'Hare Intl

lun. 10/6

7:59 pm-11:34 am

1 stop16h 35m

$194

BoiseChicago

BOI - ORD

BOIORD

Boise Air Term. Gowen Fld

ven. 10/3

1:05 pm-10:20 pm

1 stop8h 15m

Chicago O'Hare Intl

mar. 10/7

7:30 am-4:50 pm

2 stops10h 20m

$200

BoiseChicago

BOI - ORD

BOIORD

Boise Air Term. Gowen Fld

mer. 8/20

4:34 pm-11:59 pm

1 stop6h 25m

Chicago O'Hare Intl

dim. 9/7

6:20 am-3:00 pm

1 stop9h 40m

$222

BoiseChicago

BOI - ORD

BOIORD

Boise Air Term. Gowen Fld

ven. 8/22

1:10 pm-5:43 pm

Nonstop3h 33m

Chicago O'Hare Intl

sam. 8/30

9:50 am-12:29 pm

Nonstop3h 39m

$225

BoiseChicago

BOI - ORD

BOIORD

Boise Air Term. Gowen Fld

mer. 9/3

1:07 pm-5:45 pm

Nonstop3h 38m

$76

BoiseChicago

BOI - ORD

BOIORD

Boise Air Term. Gowen Fld

mer. 8/20

12:27 pm-5:00 pm

Nonstop3h 33m

$80

BoiseChicago

BOI - ORD

BOIORD

Boise Air Term. Gowen Fld

dim. 8/24

6:06 pm-4:50 am

1 stop9h 44m

$84

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/17

Showing 1-10 of 14 results
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Best time to book a flight from Boise to O'Hare Intl

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

How far ahead should I book a flight from Boise to Chicago O'Hare Intl Airport?

Use this chart to determine the optimal time to book a round-trip flight from Boise to O'Hare Intl. Price data was last updated on July 11, 2025.

The best time to book flights from Boise to Chicago O'Hare Intl Airport is 19 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, August is the cheapest month in which you can book a flight from Boise to Chicago O'Hare Intl Airport (average of $245). Flying from Boise to Chicago O'Hare Intl Airport in March is currently the most expensive (average of $321). 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 BOI to ORD?

Find hourly flight availability from Boise 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 juillet 18, 2025.

A simple way to save on the total cost of your ticket is to fly from Boise to Chicago O'Hare Intl Airport in the afternoon. If you’re flexible enough to do this you can expect to save up to 53% on your trip compared to booking a flight in the morning.

What is the cheapest day to fly from Boise to Chicago O'Hare Intl Airport?

Use this chart to determine the cheapest time to fly round-trip from Boise to O'Hare Intl. Price data was last updated on July 13, 2025.

Travelers seeking maximum savings on their Boise to Chicago O'Hare Intl Airport flight should consider departing on Friday evenings when fares are most often at their lowest. Sunday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Boise to Chicago O'Hare Intl Airport

Explore weekly flight availability from Boise to O'Hare Intl. 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 juillet 18, 2025.

The most flights from BOI to ORD are scheduled on a Wednesday (12 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (10 on average).

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 juillet 18, 2025.
Read through reviews of airlines operating flights from Boise to Chicago O'Hare Intl Airport, such as Alaska Airlines, Southwest, and Delta. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Comfort

7.8

Food

7.1

Entertainment

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

EUG - SEA

Mobility support was fabulous No flight entertainment that I was aware of.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Comfort

7.8

Food

7.1

Entertainment

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

EUG - SEA

Mobility support was fabulous No flight entertainment that I was aware of.
Southwest
8.0
Very good
4,239 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Comfort

7.8

Food

7.1

Entertainment

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

EUG - SEA

Mobility support was fabulous No flight entertainment that I was aware of.
Delta
8.0
Very good
7,959 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Comfort

7.8

Food

7.1

Entertainment

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

EUG - SEA

Mobility support was fabulous No flight entertainment that I was aware of.
Hawaiian Airlines
7.8
Good
2,581 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Comfort

7.8

Food

7.1

Entertainment

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

EUG - SEA

Mobility support was fabulous No flight entertainment that I was aware of.
United Airlines
7.4
Good
8,864 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Comfort

7.8

Food

7.1

Entertainment

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

EUG - SEA

Mobility support was fabulous No flight entertainment that I was aware of.

Related info for your journey

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

    Most people fly from Boise Air Term. Gowen Fld (BOI) if they book a flight from Boise to Chicago O'Hare Intl. On average, Air Term. Gowen Fld has 10 outbound flights to Chicago O'Hare Intl per day from 4 airlines. Boise Air Term. Gowen Fld is conveniently located just 3.3 mi from Boise’s city center.

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

    Flying on Delta is currently your cheapest option to Chicago O'Hare Intl Airport, with prices starting at $184. Additional round-trip tickets that might be worth considering are offered by United Airlines and Spirit Airlines, with the lowest prices starting at $185 and $187, respectively. These flights start at 53% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from Boise to Chicago O'Hare Intl Airport one-way?

    One-way options have recently been found by users for as low as $76 on American Airlines. Other airlines that offer cheap prices include United Airlines from $80 and Spirit Airlines from $81 one-way.

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

    No one likes to see their flight delayed. When booking a flight from Boise to Chicago O'Hare Intl Airport consider choosing SkyWest Airlines (96%), Air Canada (84%) or Lufthansa (84%) as they are the most reliable in getting you off to your destination on time.

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

    While on average a flight from Boise to Chicago O'Hare Intl Airport is generally $1,445, our data shows the cheapest flight currently is $146. When looking at the most popular route, (Boise Air Term. Gowen Fld - Chicago O'Hare Intl), you can expect to pay $170 for that flight.

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

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

  • How can I find direct flights from Boise 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 Boise to O'Hare Intl.

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

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

    Currently, August is the cheapest month in which you can book a flight from Boise to Chicago O'Hare Intl Airport (average of $245). Flying from Boise to Chicago O'Hare Intl Airport in March is currently the most expensive (average of $321). 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
Hoffman Estates
Beloit
Skokie
Des Plaines
Arlington Heights
Naperville
Elgin
Orland Park
Elk Grove Village
Racine
Rockford
Tinley Park
Merrillville
Evanston
Joliet
Waukegan
Bridgeview
Lake Geneva

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Top 4 airlines flying from Boise to O'Hare Intl

Discover the top 4 airlines that operate flights from Boise 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 juillet 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$139Average$293FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$217Average$327FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$247Average$378FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$247Average$505FlexibilityNo cancel feeOn-time69%

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