HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Idaho

$274+ 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 5/14. Fares are subject to change and may not be available on all flights or dates of travel.
SPI — BOI
May 26 — Jun 21
Tue 5/26
Tue 6/2
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Springfield to Idaho with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 April 26, 2026.

This American Airlines deal was found by Cheapflights users on 4/24. 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.
Fri 6/262:31 pm
SPI
-
GEG
2 stops10h 38m
American Airlines
Sat 7/41:57 pm
GEG
-
SPI
1 stop7h 48m
American Airlines
Deal found 4/24$526
This American Airlines deal was found by Cheapflights users on 4/23. 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.
Thu 9/176:00 am
SPI
-
IDA
1 stop7h 12m
American Airlines
Sun 9/201:44 pm
IDA
-
SPI
1 stop8h 16m
American Airlines
Deal found 4/23$591
This American Airlines deal was found by Cheapflights users on 4/22. 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.
Fri 5/82:49 pm
SPI
-
GEG
2 stops10h 20m
American Airlines
Thu 5/141:13 pm
GEG
-
SPI
1 stop8h 30m
American Airlines
Deal found 4/22$716
This American Airlines deal was found by Cheapflights users on 4/22. 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.
Thu 4/302:49 pm
SPI
-
IDA
2 stops9h 50m
American Airlines
Thu 5/71:43 pm
IDA
-
SPI
2 stops9h 00m
American Airlines
Deal found 4/22$807
This American Airlines deal was found by Cheapflights users on 4/22. 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.
Thu 5/72:49 pm
SPI
-
JAC
2 stops22h 52m
American Airlines
Mon 5/111:25 pm
JAC
-
SPI
2 stops23h 54m
American Airlines
Deal found 4/22$1,009

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 April 26, 2026.

Round-trip from

$526
(American Airlines)

One-way from

$274
(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 April 26, 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

SpringfieldSpokane

SPI - GEG

SPIGEG

Springfield Capital

Fri 6/26

2:31 pm-11:09 pm

2 stops10h 38m

Spokane

Sat 7/4

1:57 pm-11:45 pm

1 stop7h 48m

$526
Quickest round-trip

SpringfieldSpokane

SPI - GEG

SPIGEG

Springfield Capital

Fri 5/8

5:45 am-12:23 pm

1 stop8h 38m

Spokane

Thu 5/14

1:13 pm-11:43 pm

1 stop8h 30m

$812

SpringfieldIdaho Falls

SPI - IDA

SPIIDA

Springfield Capital

Thu 9/17

6:00 am-9:22 pm

2 stops16h 22m

Idaho Falls Fanning Field

Sun 9/20

7:00 am-11:00 pm

2 stops15h 00m

$1,153

SpringfieldJackson

SPI - JAC

SPIJAC

Springfield Capital

Thu 5/7

2:49 pm-12:41 pm

2 stops22h 52m

Jackson Hole

Mon 5/11

1:25 pm-2:19 pm

3 stops23h 54m

$1,161
Cheapest one-way
Quickest one-way

SpringfieldSpokane

SPI - GEG

SPIGEG

Springfield Capital

Thu 5/14

5:45 am-12:23 pm

1 stop8h 38m

$274

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/22

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 10h 38m. Your travel time can differ by up to . Springfield, Illinois and Idaho are separated by a distance of 1480 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 - Spokane, Springfield Capital - Idaho Falls Fanning Field 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Springfield to Idaho

See prices for flight routes from nearby airports that may be better suited for you.
O'Hare Intl to Las Vegas flights
O'Hare Intl to Dallas/Fort Worth flights
O'Hare Intl to Seattle flights
O'Hare Intl to Orlando flights
O'Hare Intl to Newark flights
O'Hare Intl to LaGuardia flights
O'Hare Intl to Miami flights
O'Hare Intl to Denver flights
O'Hare Intl to Los Angeles flights
O'Hare Intl to John F Kennedy Intl flights
O'Hare Intl to Sky Harbor Intl flights
O'Hare Intl to Fort Lauderdale flights
O'Hare Intl to San Francisco flights
O'Hare Intl to Tampa flights
Midway to Las Vegas flights
O'Hare Intl to Atlanta flights
O'Hare Intl to Boston flights
O'Hare Intl to San Diego flights
Midway to Dallas/Fort Worth flights
Midway to Newark flights
O'Hare Intl to Philadelphia flights
O'Hare Intl to Dulles Intl flights
O'Hare Intl to Ontario flights
Midway to Los Angeles flights
O'Hare Intl to New Orleans flights
O'Hare Intl to Baltimore flights
Midway to Miami flights
Midway to John F Kennedy Intl flights
O'Hare Intl to Nashville flights
Midway to Fort Lauderdale flights
O'Hare Intl to Fort Myers flights
Midway to Atlanta flights
O'Hare Intl to Reagan-National flights
Midway to Orlando flights
Midway to LaGuardia flights
O'Hare Intl to Hobby flights
St. Louis to Las Vegas flights
O'Hare Intl to George Bush Intcntl flights
O'Hare Intl to Santa Ana flights
O'Hare Intl to Love Field flights
O'Hare Intl to Charleston flights
O'Hare Intl to Austin flights
St. Louis to Seattle flights
Midway to Seattle flights
St. Louis to Denver flights
Midway to Tampa flights
Midway to Sky Harbor Intl flights
O'Hare Intl to Salt Lake City flights
St. Louis to Orlando flights
O'Hare Intl to Portland flights

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
Site
©2026 Cheapflights