In terms of precipitation, rainfall in Springfield, Illinois ranges from 1.8 - 4.5 inches per month. June is typically the wettest month, when rainfall can reach 4.5 in. January is typically the driest time to visit Springfield, Illinois when rainfall is around 1.8 in.

If weather is an important factor for your trip to Springfield, Illinois, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 75.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 26.6 F).

What is the cheapest time of day to fly from BOI to SPI?

When flying from Boise to Springfield, Illinois, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Can I find deals for flights from Boise to Springfield that include hotel bookings?

Yes. In addition to deals on Boise to Springfield flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Boise to Springfield?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Boise to Springfield.

Can I find deals for business class flights from Boise to Springfield?

Yes. Cheapflights offers flight deals from Boise to Springfield by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$617+ Flights from Boise to Springfield, IL

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Cheap flight deals from Boise to Springfield

Round-trip from	$617 (American Airlines)

From Boise Air Term. Gowen Fld to Springfield Capital

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Find flight deals from Boise to Springfield

Cheapest flights from Boise to Springfield
Explore the most affordable flight options available from Boise to Springfield. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 3, 2025.

Thu 7/245:17 pmBOI - SPI

2 stops18h 27mAmerican Airlines

Mon 7/281:14 pmSPI - BOI

2 stops11h 19mAmerican Airlines

Deal found 7/1

$617

Best flights from Boise to Springfield
Discover carefully curated flight deals from Boise to Springfield that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 3, 2025.

Thu 7/245:17 pmBOI - SPI

2 stops18h 27mAmerican Airlines

Mon 7/281:14 pmSPI - BOI

2 stops11h 19mAmerican Airlines

Deal found 7/1

$617

Last-minute flights from Boise to Springfield
Discover last-minute flight deals from Boise to Springfield. Data last updated July 3, 2025 and is based on user searches.

Thu 7/245:17 pmBOI - SPI

2 stops18h 27mAmerican Airlines

Mon 7/281:14 pmSPI - BOI

2 stops11h 19mAmerican Airlines

Deal found 7/1

$617

Cheapflights Fare Finder

Use the filters below to find and compare flights from Boise to Springfield that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BoiseSpringfield

BOI - SPI

BOISPI

Boise Air Term. Gowen Fld

Thu 7/24

5:17 pm-12:44 pm

2 stops18h 27m

Springfield Capital

Mon 7/28

1:14 pm-11:33 pm

2 stops11h 19m

$617

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/1

Best time to book a flight from Boise to Springfield

Have a flexible travel schedule? Discover the best time to fly to Springfield from Boise with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Boise to Springfield

What is the cheapest month to book a flight from Boise to Springfield, Illinois?

Currently, March is the cheapest month in which you can book a flight from Boise to Springfield, Illinois (average of $338). Flying from Boise to Springfield, Illinois in September is currently the most expensive (average of $486). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing Springfield

See what other customers who have flown with American Airlines from Boise to Springfield have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

American Airlines

7.2

Good

10,000 reviews

Reviews

1 / 20

2.0

Mediocre

Andrew,May 2025

LAX - MIA

2 hour delay. Discovered an engine problem late, we boarded the plane and they asked us to come off. To add insult to injury nothing was given to passengers to make amends. No free drink. No extra food or snacks. No free WiFi. Gimme a break

American Airlines

7.2

Good

10,000 reviews

American Airlines

7.2

Good

10,000 reviews

Reviews

1 / 20

2.0

Mediocre

Andrew,May 2025

LAX - MIA

Related info for your journey

Can I find deals for flights from Boise to Springfield that include hotel bookings?
Yes. In addition to deals on Boise to Springfield flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Boise to Springfield?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Boise to Springfield.
Can I find deals for business class flights from Boise to Springfield?
Yes. Cheapflights offers flight deals from Boise to Springfield by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Boise to Springfield, Illinois?
Currently, March is the cheapest month in which you can book a flight from Boise to Springfield, Illinois (average of $338). Flying from Boise to Springfield, Illinois in September is currently the most expensive (average of $486). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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$617+ Cheap flights from Boise to Springfield, IL (BOI - SPI)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/24. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Boise to Springfield with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Boise to Springfield

Round-trip from

Find flight deals from Boise to Springfield

Cheapest flights from Boise to SpringfieldExplore the most affordable flight options available from Boise to Springfield. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 3, 2025.

Explore the most affordable flight options available from Boise to Springfield. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 3, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Boise to Springfield that are best for you.

Best time to book a flight from Boise to Springfield

Have a flexible travel schedule? Discover the best time to fly to Springfield from Boise with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Boise to Springfield

What is the cheapest month to book a flight from Boise to Springfield, Illinois?

Reviews of airlines servicing Springfield

See what other customers who have flown with American Airlines from Boise to Springfield have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Boise to Springfield. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

Can I find deals for flights from Boise to Springfield that include hotel bookings?

How can I find direct flights from Boise to Springfield?

Can I find deals for business class flights from Boise to Springfield?

What is the cheapest month to book a flight from Boise to Springfield, Illinois?

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Cheapest flights from Boise to Springfield
Explore the most affordable flight options available from Boise to Springfield. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 3, 2025.