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$69+ Cheap flights from Idaho to Chicago (CHI)

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 12/7. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — CHI
Nov 10 — Nov 171
1 adult
Sun 11/10
Sun 11/17
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Find flight deals from Idaho to Chicago

Cheapest flights from Idaho to Chicago
Explore the most affordable flight options available from Idaho to Chicago. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 5, 2024.

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.
Fri 12/611:10 amBOI - ORD
1 stop5h 52mDelta
Tue 12/102:10 pmORD - BOI
1 stop8h 09mDelta
Deal found 11/5$228
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/1811:51 amBOI - ORD
1 stop15h 54mSpirit Airlines
Wed 11/201:09 pmORD - BOI
2 stops22h 47mSpirit Airlines
Deal found 11/4$229
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/2110:44 pmBOI - ORD
2 stops19h 20mMultiple Airlines
Mon 11/258:27 pmORD - BOI
1 stop15h 29mMultiple Airlines
Deal found 11/4$259
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/32:40 pmGEG - ORD
1 stop7h 18mDelta
Fri 12/67:10 pmORD - GEG
1 stop6h 45mDelta
Deal found 11/4$263
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/195:30 amBOI - MDW
1 stop7h 05mDelta
Thu 11/216:00 amMDW - BOI
1 stop7h 40mDelta
Deal found 11/4$268
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.
Sat 12/78:00 amBOI - ORD
Nonstop3h 39mUnited Airlines
Mon 12/912:45 pmORD - BOI
1 stop6h 06mUnited Airlines
Deal found 11/5$313
This Alaska Airlines 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/188:55 pmBOI - ORD
1 stop7h 05mAlaska Airlines
Fri 11/227:00 amORD - BOI
1 stop8h 41mAlaska Airlines
Deal found 11/4$328
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/1512:49 pmGEG - MDW
1 stop6h 57mDelta
Tue 11/199:30 amMDW - GEG
1 stop5h 35mDelta
Deal found 11/4$333
This Alaska Airlines 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/158:59 pmGEG - ORD
1 stop6h 29mAlaska Airlines
Tue 11/197:00 amORD - GEG
1 stop7h 26mAlaska Airlines
Deal found 11/4$333
This American Airlines deal was found by Cheapflights users on 11/3. 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.
Sat 12/75:30 amIDA - ORD
1 stop9h 38mAmerican Airlines
Thu 12/126:52 amORD - IDA
1 stop7h 25mAmerican Airlines
Deal found 11/3$334
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/254:55 pmBOI - MDW
1 stop5h 35mSouthwest
Wed 12/46:05 amMDW - BOI
1 stop10h 20mSouthwest
Deal found 11/4$343
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/116:55 pmIDA - ORD
2 stops12h 24mDelta
Sat 12/141:45 pmORD - IDA
2 stops10h 10mDelta
Deal found 11/4$344

Find flights from Idaho to Chicago within your budget

Customize your flight search to find flights from Idaho to Chicago 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 2,554,862 searches. Data last updated November 5, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

BoiseChicago

BOI - ORD

BOIORD

Boise Air Term. Gowen Fld

Sat 12/7

3:45 pm-5:30 am

1 stop12h 45m

$69

BoiseChicago

BOI - ORD

BOIORD

Boise Air Term. Gowen Fld

Sun 12/8

5:35 am-11:39 am

1 stop5h 04m

$114

JacksonChicago

JAC - ORD

JACORD

Jackson Hole

Wed 2/5

12:47 pm-4:51 pm

Nonstop3h 04m

$139

SpokaneChicago

GEG - ORD

GEGORD

Spokane

Wed 12/4

1:50 pm-9:21 pm

1 stop5h 31m

$144

BoiseChicago

BOI - MDW

BOIMDW

Boise Air Term. Gowen Fld

Mon 11/18

5:30 am-7:05 pm

2 stops12h 35m

$165

Idaho FallsChicago

IDA - ORD

IDAORD

Idaho Falls Fanning Field

Mon 11/25

1:40 pm-11:52 am

2 stops21h 12m

$165

BoiseChicago

BOI - ORD

BOIORD

Boise Air Term. Gowen Fld

Sat 11/23

5:30 pm-5:28 am

1 stop10h 58m

$170

SpokaneChicago

GEG - MDW

GEGMDW

Spokane

Sun 1/19

1:11 pm-10:20 pm

1 stop7h 09m

$119

SpokaneChicago

GEG - ORD

GEGORD

Spokane

Wed 12/11

2:40 pm-11:59 pm

1 stop7h 19m

$119

BoiseChicago

BOI - MDW

BOIMDW

Boise Air Term. Gowen Fld

Mon 11/18

11:56 pm-9:32 am

1 stop8h 36m

$134

Flights are sorted by cheapest first

Deals found on 11/5

Showing 1-10 of 60 results
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Best time to book a flight from Idaho to Chicago

Have a flexible travel schedule? Discover the best time to fly to Chicago 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.

Travel insights for flights from Idaho to Chicago

Get recent, data-driven insights about flights from Idaho to Chicago including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Idaho to Chicago?

Currently, September is the cheapest month in which you can book a flight from Idaho to Chicago (average of $232). Flying from Idaho to Chicago in June is currently the most expensive (average of $308). 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 CHI?

Find hourly flight availability from Idaho to Chicago. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 5, 2024.

When flying from Idaho to Chicago, 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

Explore weekly flight availability from Idaho to Chicago. 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 November 5, 2024.

The most flights from USID to CHI are scheduled on a Monday (7 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (7 on average).

Rainfall in Chicago by month

Plan your trip to Chicago by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Chicago ranges from 1.7 - 4.9 inches per month. August is typically the wettest month, when rainfall can reach 4.9 in. January is typically the driest time to visit Chicago when rainfall is around 1.7 in.

Temperature in Chicago by month

Plan your trip to Chicago by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Chicago, 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 23.0 F).

Reviews of airlines servicing Chicago

Get insights into the airlines that provide service to Chicago. 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 Chicago. Reviews last updated November 5, 2024.
To help decide which airline to fly from Idaho to Chicago, see what other customers have to say about Spirit Airlines, Delta and United Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
5,082 reviews

Entertainment

7.7

Comfort

8.1

Overall

8.1

Boarding

8.3

Crew

8.7

Food

7.2

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Southwest
8.1
Very good
5,082 reviews
Southwest
8.1
Very good
5,082 reviews

Entertainment

7.7

Comfort

8.1

Overall

8.1

Boarding

8.3

Crew

8.7

Food

7.2

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Alaska Airlines
8.0
Very good
9,421 reviews
Southwest
8.1
Very good
5,082 reviews

Entertainment

7.7

Comfort

8.1

Overall

8.1

Boarding

8.3

Crew

8.7

Food

7.2

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Delta
8.0
Very good
8,830 reviews
Southwest
8.1
Very good
5,082 reviews

Entertainment

7.7

Comfort

8.1

Overall

8.1

Boarding

8.3

Crew

8.7

Food

7.2

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

United Airlines
7.4
Good
9,215 reviews
Southwest
8.1
Very good
5,082 reviews

Entertainment

7.7

Comfort

8.1

Overall

8.1

Boarding

8.3

Crew

8.7

Food

7.2

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

American Airlines
7.2
Good
10,000 reviews
Southwest
8.1
Very good
5,082 reviews

Entertainment

7.7

Comfort

8.1

Overall

8.1

Boarding

8.3

Crew

8.7

Food

7.2

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Related info for your journey

Find useful and relevant information for your journey from Idaho to Chicago. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • Can I find flights from Idaho to Chicago for under $200 on Cheapflights?

    Yes, there are multiple flights from Idaho to Chicago for under $200. The cheapest flight booked recently is on Spirit Airlines for just $151, but on average you can expect to pay $304.

  • Are there nonstop flights from Idaho to Chicago for under $400 on Cheapflights?

    Cheapflights has at least 3 direct flights from Idaho to Chicago under $400. A good price for a nonstop flight from Idaho to Chicago is less than $422.

  • Are there last-minute flights available from Idaho to Chicago for under $300?

    There are currently 19+ open flights from Idaho to Chicago within the next 7 days for less than $300.

  • What are the cheapest airlines to fly from Idaho to Chicago one-way?

    One-way options have recently been found by users for as low as $92 on Spirit Airlines. Other airlines that offer cheap prices include Delta from $114 and American Airlines from $139 one-way.

  • What are the most popular routes from Idaho to Chicago?

    The most popular flight routes from Idaho to Chicago are Boise Air Term. Gowen Fld - Chicago O'Hare Intl, Spokane - Chicago Midway and Spokane - Chicago O'Hare Intl.

  • What are the most reliable airlines from Idaho to Chicago?

    Before booking your flight to Chicago from Idaho, check out the most reliable airlines to get you to your destination on time: Air Canada (88%), Lufthansa (88%), Emirates( 87%).

  • What are the cheapest flights from Idaho to Chicago?

    Looking for the cheapest flight from Idaho to Chicago? While on average our users pay $1,141, our data indicates the cheapest price to be $223. The most popular route (Boise Air Term. Gowen Fld - Chicago O'Hare Intl), is priced around $151.

  • What does BOI to ORD mean?

    These are just IATA (International Air Transport Association) codes. They are used in aviation to identify and differentiate airports. That’s why a Boise Air Term. Gowen Fld Airport to Chicago O'Hare Intl Airport flight would often be abbreviated as a BOI to ORD flight. Chicago Midway Airport (MDW), Chicago Greater Rockford Airport (RFD) are some additional IATA codes for airports related to your trip.

  • Can I find deals for flights from Idaho to Chicago that include extra baggage allowance?

    The amount of baggage you can bring on your Idaho to Chicago flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Idaho to Chicago with specific airlines?

    Yes, Cheapflights allows you to browse and filter Idaho to Chicago flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from Idaho to Chicago that include hotel bookings?

    Yes. In addition to deals on Idaho to Chicago flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Idaho to Chicago?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Idaho to Chicago.

  • Can I find deals for business class flights from Idaho to Chicago?

    Yes. Cheapflights offers flight deals from Idaho to Chicago by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from Idaho to Chicago that allow pets onboard?

    Many airlines flying from Idaho to Chicago offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Idaho to Chicago?

    Yes, you can often find last-minute deals on Idaho to Chicago flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Idaho to Chicago flight deals updated?

    The Idaho to Chicago flight deals you see on this page were last updated on 11/5.

  • What is the cheapest month to book a flight from Idaho to Chicago?

    Currently, September is the cheapest month in which you can book a flight from Idaho to Chicago (average of $232). Flying from Idaho to Chicago in June is currently the most expensive (average of $308). 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

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Alternative routes for Idaho to Chicago

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from Idaho to Chicago

Discover the top 5 airlines that operate flights from Idaho to Chicago. 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 2,554,862 searches. Data last updated November 5, 2024.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$114Average$244FlexibilityNo cancel feeOn-time65%
Alaska AirlinesCheapest$154Average$353FlexibilityNo cancel feeOn-time75%
DeltaCheapest$185Average$338FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$228Average$349FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$274Average$596FlexibilityNo cancel feeOn-time69%
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