$284 Cheap Flights from Boise (BOI) to Springfield (SPI)

View $284 flight on Sat, Jul 25, 2026Opens in a new window

Popular airlines from Boise Airport (BOI) to Springfield, IL (SPI-Abraham Lincoln Capital)

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Cheap Flights from Boise to Springfield (BOI-SPI)

Prices were available within the past 7 days and start at $284 for one-way flights and $487 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Tue, Apr 14 - Tue, Apr 28
BOI
Boise
SPI
Springfield
$487 Roundtrip, found 6 days ago
$487
Roundtrip
found 6 days ago
Select American Airlines flight, departing Tue, Apr 14 from Boise to Springfield, returning Tue, Apr 28, priced at $487 found 6 days ago
American Airlines
Sat, Feb 14 - Tue, Feb 24
BOI
Boise
SPI
Springfield
$492 Roundtrip, found 6 days ago
$492
Roundtrip
found 6 days ago
Select American Airlines flight, departing Sat, Feb 14 from Boise to Springfield, returning Tue, Feb 24, priced at $492 found 6 days ago
American Airlines
Sun, Jan 18 - Wed, Feb 4
BOI
Boise
SPI
Springfield
$497 Roundtrip, found 6 days ago
$497
Roundtrip
found 6 days ago
Select American Airlines flight, departing Sun, Jan 18 from Boise to Springfield, returning Wed, Feb 4, priced at $497 found 6 days ago
American Airlines
Tue, Apr 28 - Tue, May 12
BOI
Boise
SPI
Springfield
$513 Roundtrip, found 6 days ago
$513
Roundtrip
found 6 days ago
Select American Airlines flight, departing Tue, Apr 28 from Boise to Springfield, returning Tue, May 12, priced at $513 found 6 days ago
American Airlines
Fri, May 1 - Tue, May 12
BOI
Boise
SPI
Springfield
$517 Roundtrip, found 6 days ago
$517
Roundtrip
found 6 days ago
Select American Airlines flight, departing Fri, May 1 from Boise to Springfield, returning Tue, May 12, priced at $517 found 6 days ago
American Airlines
Tue, Mar 3 - Tue, Mar 17
BOI
Boise
SPI
Springfield
$518 Roundtrip, found 6 days ago
$518
Roundtrip
found 6 days ago
Select American Airlines flight, departing Tue, Mar 3 from Boise to Springfield, returning Tue, Mar 17, priced at $518 found 6 days ago
American Airlines
Sat, May 2 - Tue, May 12
BOI
Boise
SPI
Springfield
$522 Roundtrip, found 6 days ago
$522
Roundtrip
found 6 days ago
Select American Airlines flight, departing Sat, May 2 from Boise to Springfield, returning Tue, May 12, priced at $522 found 6 days ago
American Airlines
Thu, Apr 30 - Tue, May 12
BOI
Boise
SPI
Springfield
$527 Roundtrip, found 6 days ago
$527
Roundtrip
found 6 days ago
Select American Airlines flight, departing Thu, Apr 30 from Boise to Springfield, returning Tue, May 12, priced at $527 found 6 days ago
American Airlines
Fri, Jan 30 - Wed, Feb 18
BOI
Boise
SPI
Springfield
$527 Roundtrip, found 6 days ago
$527
Roundtrip
found 6 days ago
Select American Airlines flight, departing Fri, Jan 30 from Boise to Springfield, returning Wed, Feb 18, priced at $527 found 6 days ago
American Airlines
Mon, Apr 20 - Tue, May 5
BOI
Boise
SPI
Springfield
$532 Roundtrip, found 6 days ago
$532
Roundtrip
found 6 days ago
Select American Airlines flight, departing Mon, Apr 20 from Boise to Springfield, returning Tue, May 5, priced at $532 found 6 days ago

Alternative airports near Springfield

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

Select flight to Abraham Lincoln Capital SPI. Cheapest and Closest option available. Average driving time to city center is 9 minutes. Flights from $537
SPI
Abraham Lincoln Capital
CheapestClosest
Average driving time to city center9 min
Flights from $537
Flights from Boise (BOI) to Springfield (SPI)
Origin airport
Boise
Destination airport
Abraham Lincoln Capital
Airlines serving
American Airlines
Roundtrip price
$486
Distance
1387 mi

Boise to Springfield Flights

The cheapest times to fly from Boise to Springfield

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

 

The best time to book a flight from Boise to Springfield

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

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 Springfield in 2025. You can also book with separate airlines for your outbound and return journeys, from $284 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 Springfield 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 Springfield 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 Abraham Lincoln Capital Airport (SPI) cost?
Lock in a cheap one-way flight from $284 or cheap return flight from $487 from Boise Airport (BOI) to Abraham Lincoln Capital Airport (SPI) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Boise Airport (BOI) to Abraham Lincoln Capital Airport (SPI)?
The cheapest month to fly from BOI to SPI is April, when there's less demand. Off-peak season is often when airlines offer better prices between these airports.
What is the cheapest airline that flies from Boise Airport (BOI) to Abraham Lincoln Capital Airport (SPI)?
To find the cheapest airline that'll fly you from BOI to SPI, use Expedia's filter tool. Tailor your search based on what's important to you, such as preferred carriers and ideal departure window. You can then sort your results by "Price (lowest to highest)" to discover the cheapest flight right away.
How many flights per day from Boise Airport (BOI) to Abraham Lincoln Capital Airport (SPI)?
There aren't any daily direct flights available from Boise Airport (BOI) to Abraham Lincoln Capital Airport (SPI). But you can book flights with layovers. Filter your search results on Expedia to include one or more stops, and you'll be soaring above the clouds in no time at all.
What day of the week has the most flights from BOI to SPI?
Friday is generally the busiest day for flights, while Tuesday tends to be the quietest.* Remember that flight schedules can vary depending on a number of 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 Abraham Lincoln Capital Airport (SPI)?
To reach Abraham Lincoln Capital Airport (SPI) without delays, opt for a flight that leaves Boise Airport (BOI) 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 Boise Airport (BOI) to Abraham Lincoln Capital Airport (SPI) last-minute?
Waiting until just before your trip to book your flight from BOI to SPI often results in higher prices. While it's possible to find some last-minute discounts, they're not always guaranteed. Be flexible with your travel plans to maximize your chances of landing a bargain.
Is it cheaper to book a BOI to SPI flight and hotel package?
Opting for a BOI to SPI flight and hotel package tends to be cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels in one place. Select from our extensive range of stays and then add car rentals, flights and activities 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 Abraham Lincoln Capital Airport (SPI)?
If you booked your BOI to SPI flight in the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal for more information.

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*Available to One Key members.