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$319+ Cheap flights from Springfield, IL (SPI) to Idaho

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/26. Fares are subject to change and may not be available on all flights or dates of travel.
SPI — BOI
Jul 11 — Jul 181
Sat 7/11
Sat 7/18
1 adult, Economy
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Cheap flight deals from Springfield to Idaho

Cheapest flights from Springfield to Idaho
Explore the most affordable flight options available from Springfield to Idaho. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 11, 2026.

This American Airlines deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/76:00 am
SPI
-
JAC
1 stop7h 00m
American Airlines
Mon 7/133:39 pm
JAC
-
SPI
1 stop7h 30m
American Airlines
Deal found 6/10$680
This American Airlines deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/92:51 pm
SPI
-
JAC
1 stop25h 26m
American Airlines
Sat 8/153:49 pm
JAC
-
SPI
2 stops21h 17m
American Airlines
Deal found 6/8$746

Find flight deals from Springfield to Idaho

Keep the following information in mind while searching for Springfield to Idaho flight deals. Data was last updated June 11, 2026.

Round-trip from

$680
(American Airlines)

One-way from

$319
(American Airlines)
From Springfield Capital to Idaho
Search Deals
One-way flight from Springfield Capital to Idaho
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Springfield to Idaho that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 11, 2026.
Use the filters below to find and compare flights from Springfield to Idaho that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

SpringfieldJackson

SPI - JAC

SPIJAC

Springfield Capital

Tue 7/7

6:00 am-12:00 pm

1 stop7h 00m

Jackson Hole

Mon 7/13

3:39 pm-12:09 am

1 stop7h 30m

$680

SpringfieldJackson

SPI - JAC

SPIJAC

Springfield Capital

Sun 8/9

2:51 pm-3:17 pm

1 stop25h 26m

Jackson Hole

Sat 8/15

3:49 pm-2:06 pm

2 stops21h 17m

$746
Cheapest one-way

SpringfieldSpokane

SPI - GEG

SPIGEG

Springfield Capital

Fri 6/26

2:39 pm-11:09 pm

2 stops10h 30m

$319
Quickest one-way

SpringfieldSpokane

SPI - GEG

SPIGEG

Springfield Capital

Wed 6/24

6:00 am-1:11 pm

1 stop9h 11m

$390

SpringfieldSpokane

SPI - GEG

SPIGEG

Springfield Capital

Wed 6/24

7:31 pm-7:57 pm

3 stops26h 26m

$514

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/8

Sorted by cheapest first

Best time to book a flight from Springfield to Idaho

Have a flexible travel schedule? Discover the best time to fly to Idaho from Springfield 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 Springfield to Idaho
No data available for this route at this time. Please check back soon.

Related info for your journey

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

  • What airport do you fly from for flights from Springfield to Idaho?

    Springfield Capital (SPI) is the airport you will fly out of if you book a flight from Springfield to Idaho. It is only a 3.4 mi journey to Capital (SPI) from Springfield’s city center.

  • How long is the flight from Springfield, Illinois to Idaho?

    American Airlines can get you from Springfield, Illinois to Idaho in just under 7h. Your travel time can differ by up to . Springfield, Illinois and Idaho are separated by a distance of 1113 mi.

  • What are the most popular routes from Springfield, Illinois to Idaho?

    The most popular flight routes from Springfield, Illinois to Idaho are Springfield Capital - Idaho Falls Fanning Field, Springfield Capital - Spokane and Springfield Capital - Jackson Hole.

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

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

  • How can I find direct flights from Springfield to Idaho?

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

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

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

See more FAQs

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Alternative routes for Springfield to Idaho

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