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

Departing from Springfield, Illinois to Idaho Falls will take you 32h 37m. Springfield, Illinois and Idaho Falls are separated by a distance of 1178 mi.

In terms of precipitation, rainfall in Idaho Falls ranges from 0.6 - 2.0 inches per month. May is typically the wettest month, when rainfall can reach 2.0 in. July is typically the driest time to visit Idaho Falls when rainfall is around 0.6 in.

If weather is an important factor for your trip to Idaho Falls, 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 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

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

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Springfield, Illinois to Idaho Falls as you normally would.

Most accurate provider : When it comes to deals on Springfield, Illinois-Idaho Falls flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Springfield, Illinois-Idaho Falls flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Springfield, Illinois-Idaho Falls flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Springfield, Illinois-Idaho Falls flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Springfield, Illinois-Idaho Falls flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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

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

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

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

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

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

$665+ Cheap Flights from Springfield, IL to Idaho Falls

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Find flight deals from Springfield to Idaho Falls

Cheapest flights from Springfield to Idaho Falls
Explore the most affordable flight options available from Springfield to Idaho Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 28, 2025.

Wed 11/126:00 amSPI - IDA

2 stops17h 34mAmerican Airlines

Sun 11/167:10 amIDA - SPI

2 stops15h 05mAmerican Airlines

Deal found 10/28

$1,130