$79 Cheap Flights from Chicago (MDW) to Boise (BOI)

View $79 flight on Sat, Oct 4, 2025Opens in a new window

Popular airlines from Chicago Midway Airport (MDW) to Boise Airport (BOI)

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Cheap Flights from Chicago to Boise (MDW-BOI)

Prices were available within the past 7 days and start at $79 for one-way flights and $157 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Sat, Sep 13 - Tue, Sep 16
MDW
Chicago
BOI
Boise
$157 Roundtrip, found 2 hours ago
$157
Roundtrip
found 2 hours ago
Select Delta flight, departing Sat, Sep 13 from Chicago to Boise, returning Tue, Sep 16, priced at $157 found 2 hours ago
Delta
Sat, Sep 27 - Tue, Oct 7
MDW
Chicago
BOI
Boise
$158 Roundtrip, found 20 hours ago
$158
Roundtrip
found 20 hours ago
Select Delta flight, departing Sat, Sep 27 from Chicago to Boise, returning Tue, Oct 7, priced at $158 found 20 hours ago
Southwest Airlines
Sat, Sep 6 - Wed, Sep 10
MDW
Chicago
BOI
Boise
$160 Roundtrip, found 1 day ago
$160
Roundtrip
found 1 day ago
Select Southwest Airlines flight, departing Sat, Sep 6 from Chicago to Boise, returning Wed, Sep 10, priced at $160 found 1 day ago
Southwest Airlines
Wed, Oct 1 - Sat, Oct 4
MDW
Chicago
BOI
Boise
$161 Roundtrip, found 1 day ago
$161
Roundtrip
found 1 day ago
Select Southwest Airlines flight, departing Wed, Oct 1 from Chicago to Boise, returning Sat, Oct 4, priced at $161 found 1 day ago
Delta
Fri, Sep 5 - Wed, Sep 10
MDW
Chicago
BOI
Boise
$169 Roundtrip, found 20 hours ago
$169
Roundtrip
found 20 hours ago
Select Delta flight, departing Fri, Sep 5 from Chicago to Boise, returning Wed, Sep 10, priced at $169 found 20 hours ago
Southwest Airlines
Sat, Sep 13 - Tue, Sep 16
MDW
Chicago
BOI
Boise
$173 Roundtrip, found 2 hours ago
$173
Roundtrip
found 2 hours ago
Select Southwest Airlines flight, departing Sat, Sep 13 from Chicago to Boise, returning Tue, Sep 16, priced at $173 found 2 hours ago
Southwest Airlines
Tue, Sep 9 - Tue, Sep 16
MDW
Chicago
BOI
Boise
$173 Roundtrip, found 1 day ago
$173
Roundtrip
found 1 day ago
Select Southwest Airlines flight, departing Tue, Sep 9 from Chicago to Boise, returning Tue, Sep 16, priced at $173 found 1 day ago
Southwest Airlines
Wed, Oct 22 - Wed, Nov 12
MDW
Chicago
BOI
Boise
$177 Roundtrip, found 4 hours ago
$177
Roundtrip
found 4 hours ago
Select Southwest Airlines flight, departing Wed, Oct 22 from Chicago to Boise, returning Wed, Nov 12, priced at $177 found 4 hours ago
Delta
Tue, Aug 26 - Sun, Aug 31
MDW
Chicago
BOI
Boise
$179 Roundtrip, found 19 hours ago
$179
Roundtrip
found 19 hours ago
Select Delta flight, departing Tue, Aug 26 from Chicago to Boise, returning Sun, Aug 31, priced at $179 found 19 hours ago
Frontier Airlines
Sat, Aug 16 - Fri, Aug 22
MDW
Chicago
BOI
Boise
$238 Roundtrip, found 1 day ago
$238
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Sat, Aug 16 from Chicago to Boise, returning Fri, Aug 22, priced at $238 found 1 day ago

Find the cheapest month to fly from Chicago (MDW) to Boise (BOI)

August is typically the cheapest month to fly

From $161 - $505 per traveler.

Graph displaying average flight prices per month

Alternative airports near Boise

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Boise Airport BOI. Cheapest and Closest option available. Average driving time to city center is 8 minutes. Flights from $206
BOI
Boise Airport
CheapestClosest
Average driving time to city center8 min
Flights from $206
Flights from Chicago (MDW) to Boise (BOI)
Origin airport
Midway Intl.
Destination airport
Boise
Airlines serving
Delta, Frontier Airlines, Southwest Airlines
Roundtrip price
$156
Distance
1444 mi
Average flight time
3 hours 45 mins

Chicago to Boise Flights

The cheapest times to fly from Chicago to Boise

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Chicago to Boise are during the month of September. You can find some of the cheapest flights from Chicago to Boise with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Chicago to Boise

Sunday is one of the best days to book for cheap flights from Chicago to Boise: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Chicago to Boise

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Chicago to Boise in 2025. You can also book with separate airlines for your outbound and return journeys, from $79 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Chicago to Boise flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Chicago to Boise airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Midway Intl. Airport (MDW) to Boise Airport (BOI) cost?
Secure a cheap one-way flight from $79 or cheap return flight from $157 from Midway Intl. Airport (MDW) to Boise Airport (BOI) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Midway Intl. Airport (MDW) to Boise Airport (BOI)?
September is the most affordable month to fly from MDW to BOI. Avoiding peak travel times is often the key to finding a great deal.
Which airlines fly direct from Midway Intl. Airport (MDW) to Boise Airport (BOI)?
Although Chicago, IL (MDW-Midway Intl.) doesn't have any direct flights to Boise Airport (BOI), other airports have nonstop options. Departing from O'Hare Intl. Airport (ORD) will get you to Boise without any layovers.
What is the cheapest airline that flies from Midway Intl. Airport (MDW) to Boise Airport (BOI)?
To find the cheapest airline flying from MDW to BOI, use Expedia's filter tool. Customize your search based on what's important to you, such as preferred carriers and seat class. You can then sort your results by "Price (lowest to highest)" to see the cheapest fares upfront.
How many flights per day from Midway Intl. Airport (MDW) to Boise Airport (BOI)?
You'll need to catch a flight with a layover if you're traveling from Midway Intl. Airport (MDW) to Boise Airport (BOI). There are no daily direct flights on this route. However, simply filter your search to include one or more stops to discover an option that works for you.
What day of the week has the most flights from MDW to BOI?
You'll generally find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can change from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Midway Intl. Airport (MDW) to Boise Airport (BOI)?
To touch down at Boise Airport (BOI) without delays, pick a flight that leaves Midway Intl. Airport (MDW) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this time.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Midway Intl. Airport (MDW) to Boise Airport (BOI) last-minute?
Booking your ticket from MDW to BOI right before your trip is usually more expensive. However, if there's some wiggle room with your itinerary, you could score a cheap last-minute fare.
Is it cheaper to book a MDW to BOI flight and hotel package?
Compared with arranging flights and hotels separately, booking a MDW to BOI flight and hotel package with Expedia could result in significant savings. Better still, having everything in one convenient place will take the hassle out of travel planning. Simply pick your flights and select from our wide range of hotels, then customize your trip with other add-ons like activities and car rentals.
Can I cancel or change the date of my flight from Midway Intl. Airport (MDW) to Boise Airport (BOI)?
It's generally possible to reschedule or cancel your MDW to BOI flight. However, if it's been more than 24 hours since booking, additional fees may apply. Check your airline's policies in your itinerary to see what changes are allowed and if any costs are involved. You'll also find more information on our Customer Service portal.

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*Available to One Key members.