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Cheap flights from Springfield, Illinois to Idaho Falls from $301

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Springfield, Illinois to Idaho Falls departing on 9/23. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Springfield, Illinois to Idaho Falls

Cheap round-trip flights

American Airlines Logo
6:31 pm - 12:09 pmSPI-IDA
18h 38m1 stop
American Airlines Logo
6:44 am - 5:59 pmIDA-SPI
10h 15m2 stops
$1,027American Airlines
Find Deal
Wed, Oct 1 - Sun, Oct 5
American Airlines Logo
6:31 pm - 9:23 pmSPI-IDA
27h 52m2 stops
American Airlines Logo
6:44 am - 5:59 pmIDA-SPI
10h 15m2 stops
$1,032American Airlines
Find Deal
Wed, Oct 1 - Sun, Oct 5
American Airlines Logo
1:14 pm - 12:09 pmSPI-IDA
23h 55m1 stop
American Airlines Logo
12:41 pm - 11:23 pmIDA-SPI
33h 42m1 stop
$1,120American Airlines
Find Deal
Wed, Oct 1 - Sun, Oct 5

American Airlines flights from Springfield, Illinois to Idaho Falls

Our best American Airlines deals on Springfield, Illinois to Idaho Falls flight tickets
American Airlines
Oct 1
SPI6:31 pmSpringfield Capital
18h 38m
1 stop
IDA12:09 pmIdaho Falls Fanning Field
Oct 5
IDA6:44 amIdaho Falls Fanning Field
10h 15m
2 stops
SPI5:59 pmSpringfield Capital
$1,027
Find similar
American Airlines
Oct 1
SPI6:31 pmSpringfield Capital
27h 52m
2 stops
IDA9:23 pmIdaho Falls Fanning Field
Oct 5
IDA6:44 amIdaho Falls Fanning Field
10h 15m
2 stops
SPI5:59 pmSpringfield Capital
$1,032
Find similar
American Airlines
Oct 1
SPI1:14 pmSpringfield Capital
23h 55m
1 stop
IDA12:09 pmIdaho Falls Fanning Field
Oct 5
IDA12:41 pmIdaho Falls Fanning Field
33h 42m
1 stop
SPI11:23 pmSpringfield Capital
$1,120
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Springfield, Illinois to Idaho Falls 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, momondo users made 832,500 searches. Data last updated September 17, 2025.
Use the filters below to find and compare flights from Springfield, Illinois to Idaho Falls that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SpringfieldIdaho Falls

SPI - IDA

SPIIDA

Springfield Capital

Wed 10/1

6:31 pm-12:09 pm

1 stop18h 38m

Idaho Falls Fanning Field

Sun 10/5

6:44 am-5:59 pm

2 stops10h 15m

$1,027

SpringfieldIdaho Falls

SPI - IDA

SPIIDA

Springfield Capital

Wed 10/1

6:31 pm-9:23 pm

2 stops27h 52m

Idaho Falls Fanning Field

Sun 10/5

6:44 am-5:59 pm

2 stops10h 15m

$1,032

SpringfieldIdaho Falls

SPI - IDA

SPIIDA

Springfield Capital

Wed 10/1

1:14 pm-12:09 pm

1 stop23h 55m

Idaho Falls Fanning Field

Sun 10/5

12:41 pm-11:23 pm

1 stop33h 42m

$1,120

SpringfieldIdaho Falls

SPI - IDA

SPIIDA

Springfield Capital

Tue 9/23

1:14 pm-9:25 pm

2 stops9h 11m

$301

SpringfieldIdaho Falls

SPI - IDA

SPIIDA

Springfield Capital

Tue 9/23

1:14 pm-12:24 pm

1 stop24h 10m

$695

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Idaho Falls from

How to get the cheapest flight ticket from Springfield, Illinois to Idaho Falls

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Springfield Capital to Idaho Falls Fanning Field?

American Airlines is the most popular carrier operating from Springfield Capital to Idaho Falls Fanning Field

What airlines fly to Idaho Falls?

United Airlines, Delta and American Airlines are the top three most popular airlines that fly to Idaho Falls from Springfield, Illinois according to our data. United Airlines is the first choice among our users, with 40% of people opting to fly with this airline when traveling to Idaho Falls. Keep in mind that there are 3 different airlines that fly to Idaho Falls on a routine basis, so you have a few additional options to choose from.

When to book flights from Springfield, Illinois to Idaho Falls

Are you open to changing your travel dates? Check out the ideal times to fly from Springfield, Illinois to Idaho Falls according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Springfield, Illinois to Idaho Falls (SPI to IDA) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Springfield, Illinois to Idaho Falls

Direct flights

None
There are no direct flights from Springfield, Illinois to Idaho Falls. There are no popular flight routes from Springfield, Illinois to Idaho Falls.
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  • How far is Springfield Capital to Idaho Falls Fanning Field by plane?

    The distance between Springfield Capital and Idaho Falls Fanning Field is about 1179.0 mi. A reasonable flight in good conditions will take 18h 38m.

  • When did momondo last update prices for flights from Springfield Capital Airport to Idaho Falls Fanning Field Airport?

    Prices for flights from Springfield Capital Airport to Idaho Falls Fanning Field Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Springfield Capital Airport to Idaho Falls Fanning Field Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Springfield Capital Airport to Idaho Falls Fanning Field Airport.

  • What documentation or ID do you need to fly to Idaho Falls Fanning Field Airport?

    The travel and health documents you'll need for your trip to Idaho Falls Fanning Field Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Idaho Falls Fanning Field Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Traveling to a place near Idaho Falls?

Book flights to Idaho Falls if you plan to visit one of these locations
Rexburg

Why use momondo?

Why should I use momondo to find a flight deal from Springfield to Idaho Falls?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Springfield to Idaho Falls. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Springfield to Idaho Falls with flexible booking policies on momondo?

Flights from Springfield to Idaho Falls with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Springfield to Idaho Falls?

Once all potential Springfield to Idaho Falls flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Springfield to Idaho Falls right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Springfield to Idaho Falls now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Idaho Falls and let you know when they change.

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