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O'Hare Intl

$99+ Cheap flights from Idaho 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 12/16. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — ORD
Oct 17 — Oct 241
Fri 10/17
Fri 10/24
1 adult, Economy
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Cheap flight deals from Idaho to O'Hare Intl

Keep the following information in mind while searching for Idaho to O'Hare Intl flight deals. Data was last updated September 17, 2025.

Round-trip from

$204
(Priceline)

One-way from

$99
(American Airlines)

Popular in

December

Cheapest in

January

Average price

$345

Good round-trip deal

$386 or less

Good one-way deal

$187 or less
From Idaho to Chicago O'Hare Intl
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One-way flight from Idaho to Chicago O'Hare Intl
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Highest demand for flights based on searches. 4% potential increase in price ($18 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from Idaho to Chicago O'Hare Intl.
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Price to beat on a one-way flight from Idaho to Chicago O'Hare Intl.
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Find flight deals from Idaho to O'Hare Intl

Cheapest flights from Idaho to O'Hare Intl
Explore the most affordable flight options available from Idaho to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 17, 2025.

This Priceline deal was found by Cheapflights users on 9/15. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/612:03 pmGEG - ORD
1 stop10h 12mFrontier
Sun 11/96:00 amORD - GEG
1 stop7h 08mFrontier
Deal found 9/15$204
This American Airlines deal was found by Cheapflights users on 9/17. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/271:12 pmGEG - ORD
Nonstop3h 52mAmerican Airlines
Tue 11/410:30 amORD - GEG
Nonstop4h 02mAmerican Airlines
Deal found 9/17$207
This Alaska Airlines deal was found by Cheapflights users on 9/16. 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.
Wed 10/227:00 amGEG - ORD
1 stop9h 59mAlaska Airlines
Fri 10/312:54 pmORD - GEG
1 stop11h 02mAlaska Airlines
Deal found 9/16$214
This Delta deal was found by Cheapflights users on 9/16. 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 10/253:37 pmGEG - ORD
1 stop6h 17mDelta
Sat 11/17:50 amORD - GEG
1 stop6h 11mDelta
Deal found 9/16$215
This Delta deal was found by Cheapflights users on 9/16. 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 10/145:05 amGEG - ORD
1 stop6h 25mDelta
Tue 10/216:05 pmORD - GEG
1 stop7h 54mDelta
Deal found 9/16$216
This Alaska Airlines deal was found by Cheapflights users on 9/17. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/227:00 amGEG - ORD
1 stop9h 59mAlaska Airlines
Mon 10/272:54 pmORD - GEG
1 stop11h 02mAlaska Airlines
Deal found 9/17$224
This Delta deal was found by Cheapflights users on 9/16. 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.
Mon 10/271:10 pmGEG - ORD
1 stop6h 33mDelta
Fri 10/315:20 amORD - GEG
1 stop8h 21mDelta
Deal found 9/16$225
This American Airlines deal was found by Cheapflights users on 9/16. 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.
Tue 11/111:14 pmGEG - ORD
Nonstop3h 58mAmerican Airlines
Fri 11/1410:30 amORD - GEG
Nonstop4h 02mAmerican Airlines
Deal found 9/16$226
This Frontier deal was found by Cheapflights users on 9/14. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/2611:53 amGEG - ORD
1 stop10h 06mFrontier
Thu 10/25:35 amORD - GEG
1 stop7h 23mFrontier
Deal found 9/14$230
This Alaska Airlines deal was found by Cheapflights users on 9/16. 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.
Sun 10/268:59 pmGEG - ORD
1 stop7h 23mAlaska Airlines
Tue 11/42:54 pmORD - GEG
1 stop11h 02mAlaska Airlines
Deal found 9/16$231
This Alaska Airlines deal was found by Cheapflights users on 9/16. 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.
Mon 10/137:34 pmGEG - ORD
1 stop8h 50mAlaska Airlines
Wed 10/156:00 amORD - GEG
1 stop8h 37mAlaska Airlines
Deal found 9/16$232
This Frontier deal was found by Cheapflights users on 9/14. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/212:22 pmBOI - ORD
1 stop10h 37mFrontier
Sun 10/55:35 amORD - BOI
1 stop7h 02mFrontier
Deal found 9/14$246

Cheapflights Fare Finder

 
Customize your flight search to find flights from Idaho 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 September 17, 2025.
Use the filters below to find and compare flights from Idaho to Chicago O'Hare Intl Airport that are best for you.

Fly from

Idaho

Fly to

O'Hare Intl

Route

Depart

Return

Price

SpokaneChicago

GEG - ORD

GEGORD

Spokane

Wed 10/22

7:00 am-6:59 pm

1 stop9h 59m

Chicago O'Hare Intl

Fri 10/31

2:54 pm-11:56 pm

1 stop11h 02m

$214

SpokaneChicago

GEG - ORD

GEGORD

Spokane

Sat 12/6

7:47 pm-6:21 am

1 stop8h 34m

Chicago O'Hare Intl

Sat 12/13

3:05 pm-11:59 pm

1 stop10h 54m

$214

SpokaneChicago

GEG - ORD

GEGORD

Spokane

Wed 10/22

7:37 pm-5:01 am

1 stop7h 24m

Chicago O'Hare Intl

Tue 11/4

2:54 pm-11:56 pm

1 stop11h 02m

$214

SpokaneChicago

GEG - ORD

GEGORD

Spokane

Sat 10/25

1:31 pm-12:06 am

1 stop8h 35m

Chicago O'Hare Intl

Tue 11/4

2:54 pm-11:56 pm

1 stop11h 02m

$214

SpokaneChicago

GEG - ORD

GEGORD

Spokane

Tue 10/28

7:00 am-6:59 pm

1 stop9h 59m

Chicago O'Hare Intl

Tue 11/4

2:54 pm-11:56 pm

1 stop11h 02m

$214

SpokaneChicago

GEG - ORD

GEGORD

Spokane

Sat 10/25

1:31 pm-12:06 am

1 stop8h 35m

Chicago O'Hare Intl

Wed 10/29

2:54 pm-11:56 pm

1 stop11h 02m

$214

SpokaneChicago

GEG - ORD

GEGORD

Spokane

Tue 11/4

5:05 am-1:30 pm

1 stop6h 25m

Chicago O'Hare Intl

Tue 11/4

6:05 pm-10:48 pm

1 stop6h 43m

$215

SpokaneChicago

GEG - ORD

GEGORD

Spokane

Sat 10/25

2:17 pm-9:19 pm

1 stop5h 02m

Chicago O'Hare Intl

Tue 11/4

2:25 pm-9:05 pm

1 stop8h 40m

$215

SpokaneChicago

GEG - ORD

GEGORD

Spokane

Tue 10/28

3:37 pm-11:50 pm

1 stop6h 13m

Chicago O'Hare Intl

Sat 11/1

7:50 am-12:01 pm

1 stop6h 11m

$215

SpokaneChicago

GEG - ORD

GEGORD

Spokane

Fri 10/31

3:37 pm-11:50 pm

1 stop6h 13m

Chicago O'Hare Intl

Sat 11/8

7:37 am-12:35 pm

1 stop6h 58m

$215

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/17

Showing 1-10 of 60 results
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Best time to book a flight from Idaho to O'Hare Intl

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

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

Currently, August is the cheapest month in which you can book a flight from Idaho to Chicago O'Hare Intl Airport (average of $245). Flying from Idaho 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 ID to ORD?

Find hourly flight availability from Idaho 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 September 17, 2025.

When flying from Idaho to Chicago O'Hare Intl Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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

Explore weekly flight availability from Idaho 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 September 17, 2025.

The most flights from USID to ORD are scheduled on a Monday (13 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (9 on average).

Related info for your journey

Find useful and relevant information for your journey from Idaho 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.

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

    A quick flight from Idaho to Chicago O'Hare Intl Airport can take about 3h 33m. Alaska Airlines provides one of the quickest options available for as low as $249. Idaho and Chicago O'Hare Intl Airport are separated by a distance of 1432 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    For one-way options, check prices for Hawaiian Airlines. According to our data, you can fly for as low as $107. Users have also found prices from $107 and $144 on Alaska Airlines and Delta, respectively.

  • What are the most popular routes from Idaho to Chicago O'Hare Intl Airport?

    Most travelers choose Boise Air Term. Gowen Fld - Chicago O'Hare Intl, Spokane - Chicago O'Hare Intl or Jackson Hole - Chicago O'Hare Intl when deciding on the best route from Idaho to Chicago O'Hare Intl Airport.

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

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Idaho to Chicago O'Hare Intl Airport on time: SkyWest Airlines (84%), Air Canada (77%), United Airlines (77%).

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

    While on average a flight from Idaho to Chicago O'Hare Intl Airport is generally $1,039, our data shows the cheapest flight currently is $127. When looking at the most popular route, (Boise Air Term. Gowen Fld - Chicago O'Hare Intl), you can expect to pay $214 for that flight.

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Idaho to Chicago O'Hare Intl Airport (average of $245). Flying from Idaho 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
Skokie
Gurnee
Hoffman Estates
Des Plaines
Elgin
Arlington Heights
Orland Park
Beloit
Racine
Rockford
Oak Brook
Elk Grove Village
Downers Grove
Naperville
Evanston
Merrillville
Bridgeview
Warrenville

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Alternative routes for Idaho to O'Hare Intl

See prices for flight routes from nearby airports that may be better suited for you.
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Boston to O'Hare Intl flights
John F Kennedy Intl to Midway flights
Philadelphia to O'Hare Intl flights
Denver to O'Hare Intl flights
Ontario to O'Hare Intl flights
Baltimore to Midway flights
Newark to Midway flights
Santa Ana to O'Hare Intl flights
Atlanta to Midway flights
LaGuardia to Midway flights
Los Angeles to Midway flights
Dulles Intl to Midway flights
Hobby to O'Hare Intl flights
Minneapolis to O'Hare Intl flights
Philadelphia to Midway flights
Sky Harbor Intl to O'Hare Intl flights
Austin to O'Hare Intl flights
Charlotte to O'Hare Intl flights
Denver to Midway flights
San Francisco to Midway flights
George Bush Intcntl to O'Hare Intl flights
Burbank to O'Hare Intl flights
Raleigh to O'Hare Intl flights
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Providence to O'Hare Intl flights
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Hobby to Midway flights
Portland to O'Hare Intl flights
Orlando to O'Hare Intl flights
Seattle to Midway flights
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Fort Lauderdale to O'Hare Intl flights
Boston to Midway flights
Minneapolis to Midway flights
Love Field to O'Hare Intl flights
Reagan-National to Midway flights
Hartford to O'Hare Intl flights
Tampa to O'Hare Intl flights

Top 5 airlines flying from Idaho to O'Hare Intl

Discover the top 5 airlines that operate flights from Idaho 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 September 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$134Average$403FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$217Average$327FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$233Average$490FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$242Average$388FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$255Average$395FlexibilityNo cancel feeOn-time71%

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