$80 Cheap Flights from Boise (BOI) to Chicago (MDW)

View $80 flight on Sat, Nov 8, 2025Opens in a new window

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

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Cheap Flights from Boise to Chicago (BOI-MDW)

Prices were available within the past 7 days and start at $80 for one-way flights and $160 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Southwest Airlines
Wed, Dec 10 - Sat, Dec 13
BOI
Boise
MDW
Chicago
$160 Roundtrip, found 4 days ago
$160
Roundtrip
found 4 days ago
Select Southwest Airlines flight, departing Wed, Dec 10 from Boise to Chicago, returning Sat, Dec 13, priced at $160 found 4 days ago
Delta
Sat, Sep 20 - Mon, Sep 22
BOI
Boise
MDW
Chicago
$163 Roundtrip, found 4 days ago
$163
Roundtrip
found 4 days ago
Select Delta flight, departing Sat, Sep 20 from Boise to Chicago, returning Mon, Sep 22, priced at $163 found 4 days ago
Southwest Airlines
Tue, Sep 23 - Tue, Sep 30
BOI
Boise
MDW
Chicago
$166 Roundtrip, found 5 days ago
$166
Roundtrip
found 5 days ago
Select Southwest Airlines flight, departing Tue, Sep 23 from Boise to Chicago, returning Tue, Sep 30, priced at $166 found 5 days ago
Southwest Airlines
Sat, Nov 8 - Tue, Nov 11
BOI
Boise
MDW
Chicago
$177 Roundtrip, found 3 days ago
$177
Roundtrip
found 3 days ago
Select Southwest Airlines flight, departing Sat, Nov 8 from Boise to Chicago, returning Tue, Nov 11, priced at $177 found 3 days ago
Southwest Airlines
Sat, Sep 20 - Mon, Sep 22
BOI
Boise
MDW
Chicago
$181 Roundtrip, found 4 days ago
$181
Roundtrip
found 4 days ago
Select Southwest Airlines flight, departing Sat, Sep 20 from Boise to Chicago, returning Mon, Sep 22, priced at $181 found 4 days ago
Delta
Thu, Oct 23 - Mon, Oct 27
BOI
Boise
MDW
Chicago
$184 Roundtrip, found 4 days ago
$184
Roundtrip
found 4 days ago
Select Delta flight, departing Thu, Oct 23 from Boise to Chicago, returning Mon, Oct 27, priced at $184 found 4 days ago
Southwest Airlines
Sat, Sep 20 - Mon, Sep 22
BOI
Boise
MDW
Chicago
$187 Roundtrip, found 4 days ago
$187
Roundtrip
found 4 days ago
Select Southwest Airlines flight, departing Sat, Sep 20 from Boise to Chicago, returning Mon, Sep 22, priced at $187 found 4 days ago
Southwest Airlines
Tue, Sep 23 - Tue, Sep 30
BOI
Boise
MDW
Chicago
$190 Roundtrip, found 5 days ago
$190
Roundtrip
found 5 days ago
Select Southwest Airlines flight, departing Tue, Sep 23 from Boise to Chicago, returning Tue, Sep 30, priced at $190 found 5 days ago
Southwest Airlines
Tue, Sep 23 - Tue, Sep 30
BOI
Boise
MDW
Chicago
$195 Roundtrip, found 5 days ago
$195
Roundtrip
found 5 days ago
Select Southwest Airlines flight, departing Tue, Sep 23 from Boise to Chicago, returning Tue, Sep 30, priced at $195 found 5 days ago
Frontier Airlines
Thu, Nov 6 - Mon, Nov 10
BOI
Boise
MDW
Chicago
$210 Roundtrip, found 4 days ago
$210
Roundtrip
found 4 days ago
Select Frontier Airlines flight, departing Thu, Nov 6 from Boise to Chicago, returning Mon, Nov 10, priced at $210 found 4 days ago

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

September is typically the cheapest month to fly

From $151 - $596 per traveler.

Graph displaying average flight prices per month

Alternative airports near Chicago

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

Select flight to O'Hare Intl. ORD. Cheapest option available. Average driving time to city center is 23 minutes. Flights from $299
ORD
O'Hare Intl.
Cheapest
Average driving time to city center23 min
Flights from $299
Flights from Boise (BOI) to Chicago (MDW)
Origin airport
Boise
Destination airport
Midway Intl.
Airlines serving
Delta, Southwest Airlines
Roundtrip price
$160
Distance
1444 mi
Average flight time
5 hours 15 mins

Boise to Chicago Flights

The cheapest times to fly from Boise to Chicago

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 Boise to Chicago are during the month of December. You can find some of the cheapest flights from Boise to Chicago with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Boise to Chicago

Sunday is one of the best days to book for cheap flights from Boise to Chicago: 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 Boise to Chicago

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 Boise to Chicago in 2025. You can also book with separate airlines for your outbound and return journeys, from $80 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 Boise to Chicago 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 Boise to Chicago 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 Boise Airport (BOI) to Midway Intl. Airport (MDW) cost?
Snag a cheap one-way flight from $80 or cheap return flight from $160 from Boise Airport (BOI) to Midway Intl. Airport (MDW) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Boise Airport (BOI) to Midway Intl. Airport (MDW)?
The cheapest month to fly from BOI to MDW is December, when there's less demand. Off-peak season is usually when airlines offer lower prices between these airports.
What is the cheapest airline that flies from Boise Airport (BOI) to Midway Intl. Airport (MDW)?
Expedia's filter tool lets you easily compare airlines, flight times and fares all in one place. Customize the search to your preferences, then sort by "Price (lowest to highest)" to find out which carrier offers the cheapest BOI to MDW flight.
How many flights per day from Boise Airport (BOI) to Midway Intl. Airport (MDW)?
Nonstop flights from Boise Airport (BOI) to Midway Intl. Airport (MDW) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's filter tool. Enter your travel dates and select either "1 Stop" or "2+ Stops."
What day of the week has the most flights from BOI to MDW?
Friday is generally the busiest day for flights, while Tuesday is often the quietest.* Keep in mind that flight schedules can vary depending on various factors, such as the carrier and season.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Boise Airport (BOI) to Midway Intl. Airport (MDW)?
Select a flight from Boise Airport (BOI) to Midway Intl. Airport (MDW) that takes off before 3 PM to reduce the likelihood of delays and cancellations. Later departures are on average 22% more likely to be canceled.**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.
What airports do you fly into for Chicago from Boise Airport (BOI)?
Compare your flight options from Boise Airport (BOI) to O'Hare Intl. Airport (ORD). This is the only Chicago airport you can touch down at if you're taking a direct flight.
Is it cheaper to buy a plane ticket from Boise Airport (BOI) to Midway Intl. Airport (MDW) last-minute?
Booking your flight from BOI to MDW shortly before your journey is typically more expensive. However, if you're flexible with your travel times and dates, you could bag a cheap last-minute fare.
Is it cheaper to book a BOI to MDW flight and hotel package?
Compared with arranging flights and hotels separately, booking a BOI to MDW flight and hotel package with Expedia could result in significant savings. What's more, having everything in one easy place will take the hassle out of travel planning. Just pick your flights and select from our wide range of stays, then tailor your trip with other add-ons like tours and car rentals.
Can I cancel or change the date of my flight from Boise Airport (BOI) to Midway Intl. Airport (MDW)?
In most cases, you can reschedule or cancel your BOI to MDW flight. However, additional fees may apply, especially if you booked over 24 hours ago. Check your itinerary for the airline's policies and fees on flight changes, or if you'd like more details, go to our Customer Service portal.

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*Available to One Key members.