Cheap Flights from Boise (BOI) to Carbondale (MDH)

Popular airlines from Boise Airport (BOI) to Carbondale, IL (MDH-Southern Illinois)

Frequently asked questions

How much does a flight from Boise Airport (BOI) to Carbondale, IL (MDH-Southern Illinois) cost?
Secure a cheap one-way flight or cheap return flight from Boise Airport (BOI) to Carbondale, IL (MDH-Southern Illinois) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Boise Airport (BOI) to Carbondale, IL (MDH-Southern Illinois)?
The cheapest month to fly from BOI to MDH is , when demand is low. Off-peak months are usually when airlines offer lower prices between these airports.
What is the cheapest airline that flies from Boise Airport (BOI) to Carbondale, IL (MDH-Southern Illinois)?
Use the filters on Expedia to compare airlines and find the most affordable carrier that'll fly you from BOI to MDH. Then, sort your results by "Price (lowest to highest)" to score the best deal available.
How many flights per day from Boise Airport (BOI) to Carbondale, IL (MDH-Southern Illinois)?
There aren't any daily direct flights available from Boise Airport (BOI) to Carbondale, IL (MDH-Southern Illinois). But you can choose flights with layovers. Filter your search results on Expedia to include one or more stops, and you'll be cruising above the clouds in no time at all.
What day of the week has the most flights from BOI to MDH?
Friday is generally the busiest day for flights, while Tuesday tends to be the quietest.* Just remember that flight schedules can vary depending on a range of factors, including 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 Carbondale, IL (MDH-Southern Illinois)?
To avoid possible delays on the Boise Airport (BOI) to Carbondale, IL (MDH-Southern Illinois) route, aim to travel before 3 PM. Later departures have a 22% higher chance of being 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.
Is it cheaper to buy a plane ticket from Boise Airport (BOI) to Carbondale, IL (MDH-Southern Illinois) last-minute?
Waiting until right before your break to book your flight from BOI to MDH often results in higher prices. While you might find some last-minute deals, they're not always guaranteed. Be flexible with your itinerary to boost your chances of getting a bargain.
Is it cheaper to book a BOI to MDH flight and hotel package?
Securing a BOI to MDH flight and hotel package is typically cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your trip all in one place. Choose from our extensive range of accommodations and then add activities, car rentals and flights to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Boise Airport (BOI) to Carbondale, IL (MDH-Southern Illinois)?
You can usually cancel or reschedule your BOI to MDH flight. However, for bookings made more than 24 hours ago, additional charges may apply. Check your airline's policies in your itinerary to see what changes are allowed and whether any costs are involved. You'll also find further details on our Customer Service portal.

Travel information

Travel information

Origin airport
Boise
Destination airport
Southern Illinois
Distance
1461 mi

Book with confidence

Book with confidence

Boise to Carbondale Flights

The cheapest times to fly from Boise to Carbondale

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

 

The best time to book a flight from Boise to Carbondale

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

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 Carbondale in 2025. You can also book with separate airlines for your outbound and return journeys, from 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 Carbondale 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 Carbondale 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.

 

Boise to Carbondale Flights

Explore a world of travel with Expedia

Explore a world of travel with Expedia

*Available to One Key members.