$177 Cheap Flights from Idaho Falls (IDA) to Chicago (MDW)

View $177 flight on Sat, Jun 28, 2025Opens in a new window

Popular airlines from Idaho Falls Regional Airport (IDA) to Chicago Midway Airport (MDW)

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Find available prices by choosing your travel dates.

Cheap Flights from Idaho Falls to Chicago (IDA-MDW)

Prices were available within the past 7 days and start at $177 for one-way flights and $353 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Fri, Jun 27 - Sat, Jul 5
IDA
Idaho Falls
MDW
Chicago
$353 Roundtrip, found 1 day ago
$353
Roundtrip
found 1 day ago
Select Delta flight, departing Fri, Jun 27 from Idaho Falls to Chicago, returning Sat, Jul 5, priced at $353 found 1 day ago
Delta
Wed, Jun 11 - Fri, Jun 13
IDA
Idaho Falls
MDW
Chicago
$380 Roundtrip, found 16 hours ago
$380
Roundtrip
found 16 hours ago
Select Delta flight, departing Wed, Jun 11 from Idaho Falls to Chicago, returning Fri, Jun 13, priced at $380 found 16 hours ago
Delta
Mon, Jun 9 - Tue, Jun 10
IDA
Idaho Falls
MDW
Chicago
$390 Roundtrip, found 5 days ago
$390
Roundtrip
found 5 days ago
Select Delta flight, departing Mon, Jun 9 from Idaho Falls to Chicago, returning Tue, Jun 10, priced at $390 found 5 days ago
Delta
Sun, Jun 1 - Fri, Jun 6
IDA
Idaho Falls
MDW
Chicago
$400 Roundtrip, found 6 days ago
$400
Roundtrip
found 6 days ago
Select Delta flight, departing Sun, Jun 1 from Idaho Falls to Chicago, returning Fri, Jun 6, priced at $400 found 6 days ago
Delta
Tue, Jun 10 - Thu, Jun 12
IDA
Idaho Falls
MDW
Chicago
$403 Roundtrip, found 5 days ago
$403
Roundtrip
found 5 days ago
Select Delta flight, departing Tue, Jun 10 from Idaho Falls to Chicago, returning Thu, Jun 12, priced at $403 found 5 days ago
Delta
Fri, May 9 - Sat, May 10
IDA
Idaho Falls
MDW
Chicago
$407 Roundtrip, found 4 days ago
$407
Roundtrip
found 4 days ago
Select Delta flight, departing Fri, May 9 from Idaho Falls to Chicago, returning Sat, May 10, priced at $407 found 4 days ago
Delta
Wed, Jun 11 - Fri, Jun 13
IDA
Idaho Falls
MDW
Chicago
$407 Roundtrip, found 16 hours ago
$407
Roundtrip
found 16 hours ago
Select Delta flight, departing Wed, Jun 11 from Idaho Falls to Chicago, returning Fri, Jun 13, priced at $407 found 16 hours ago
Delta
Tue, Sep 30 - Sat, Oct 4
IDA
Idaho Falls
MDW
Chicago
$411 Roundtrip, found 10 hours ago
$411
Roundtrip
found 10 hours ago
Select Delta flight, departing Tue, Sep 30 from Idaho Falls to Chicago, returning Sat, Oct 4, priced at $411 found 10 hours ago
Delta
Tue, May 6 - Tue, May 13
IDA
Idaho Falls
MDW
Chicago
$412 Roundtrip, found 4 days ago
$412
Roundtrip
found 4 days ago
Select Delta flight, departing Tue, May 6 from Idaho Falls to Chicago, returning Tue, May 13, priced at $412 found 4 days ago
Delta
Sat, May 10 - Wed, May 14
IDA
Idaho Falls
MDW
Chicago
$415 Roundtrip, found 4 days ago
$415
Roundtrip
found 4 days ago
Select Delta flight, departing Sat, May 10 from Idaho Falls to Chicago, returning Wed, May 14, priced at $415 found 4 days ago
Flights from Idaho Falls (IDA) to Chicago (MDW)
Origin airport
Idaho Falls Regional
Destination airport
Midway Intl.
Airlines serving
Delta
Roundtrip price
$353
Distance
1237 mi

Idaho Falls to Chicago Flights

The cheapest times to fly from Idaho Falls 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 Idaho Falls to Chicago are during the month of June. You can find some of the cheapest flights from Idaho Falls to Chicago with Expedia's search tool and vast selection of airlines.

The best time to book a flight from Idaho Falls to Chicago

Sunday is one of the best days to book for cheap flights from Idaho Falls 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 Idaho Falls 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 Idaho Falls to Chicago in 2025. You can also book with separate airlines for your outbound and return journeys, from $177 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 Idaho Falls 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 Idaho Falls 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 Idaho Falls Regional Airport (IDA) to Midway Intl. Airport (MDW) cost?
Discover the latest flight deals from IDA to MDW by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from IDA to MDW?
The cheapest flights from IDA to MDW are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from IDA to MDW?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that’ll take you from IDA to MDW. Sort your results by “Price (lowest to highest)” to snap up a great deal.
How many flights per day from Idaho Falls Regional Airport (IDA) to Midway Intl. Airport (MDW)?
There aren’t any daily direct flights from Idaho Falls Regional Airport (IDA) to Midway Intl. Airport (MDW). But you can choose flights with layovers. Filter your search on Expedia to include one or more stops, and you’ll be on your way before you know it.
What day of the week has the most flights from IDA to MDW?
Usually you’ll have the most choice when it comes to flights on a Friday. Tuesdays tend to be the quietest.* But this can vary depending on the time of year, airline and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Idaho Falls Regional Airport (IDA) to Midway Intl. Airport (MDW)?
Choose a flight from Idaho Falls Regional Airport (IDA) to Midway Intl. Airport (MDW) that takes off before 3 PM to reduce the risk of cancellations and delays. Departures after this time have a 22% higher chance of being canceled, on average.**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 Idaho Falls Regional Airport (IDA) to Midway Intl. Airport (MDW) last-minute?
Waiting until just before your trip to book a ticket from IDA to MDW often results in higher prices. Although you may find some last-minute deals, there’s no guarantee. Be flexible with your travel plans for a better chance of scoring a bargain.
Is it cheaper to book an IDA to MDW flight and hotel package?
Opting for an IDA to MDW flight and hotel package is generally cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels in one place. Select from our impressive range of hotels and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Idaho Falls Regional Airport (IDA) to Midway Intl. Airport (MDW)?
You can usually cancel or reschedule your IDA to MDW flight. However, if it’s been more than 24 hours since booking, additional fees may apply. Refer to your airline’s policies in your itinerary to see what changes are possible and if any costs are involved. You’ll also find further details on our Customer Service portal.

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*Available to One Key members.