What is the cheapest airline to fly from Idaho Falls to Boise round-trip?

Cheapflights users have booked flights from Idaho Falls to Boise round-trip from $211. This flight start at 50% lower than the current average price 3 months from now.

In terms of precipitation, rainfall in Boise ranges from 0.2 - 1.6 inches per month. December is typically the wettest month, when rainfall can reach 1.6 in. August is typically the driest time to visit Boise when rainfall is around 0.2 in.

If weather is an important factor for your trip to Boise, 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 December, when temperatures are typically at their lowest (around 30.2 F).

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

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

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

Most trusted provider : When it comes to deals on Idaho Falls-Boise 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 Idaho Falls-Boise 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 Idaho Falls to Boise that include hotel bookings?

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

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

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

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

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

Find Cheap Flights from Idaho Falls to Boise

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Find flight deals from Idaho Falls to Boise

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Popular in	January
Cheapest in	February
Average price	$278

Provider with most accurate pricing for Idaho Falls Fanning Field-Boise Air Term. Gowen Fld flight deals.

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Provider most trusted by Cheapflights users for Idaho Falls Fanning Field-Boise Air Term. Gowen Fld flights.

Search Deals

Highest demand for flights based on searches. 12% potential increase in price ($62 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 11% potential price decrease ($43 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in April 2026

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Compare providers for flights from Idaho Falls to Boise

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Idaho Falls to Boise in April.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy1 star	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

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

Best time to book a flight from Idaho Falls to Boise

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

IDA-BOI

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.

Reviews of airlines servicing Boise

Read reviews from past customers who have flown Delta from Idaho Falls to Boise. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

7.9

Good

8,368 reviews

Reviews

1 / 20

6.0

Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Delta

7.9

Good

8,368 reviews

Delta

7.9

Good

8,368 reviews

Reviews

1 / 20

6.0

Good

Jim,Nov 2025

AVL - ATL

Related info for your journey

What is the cheapest airline to fly from Idaho Falls to Boise round-trip?
Cheapflights users have booked flights from Idaho Falls to Boise round-trip from $211. This flight start at 50% lower than the current average price 3 months from now.
Can I find deals for flights from Idaho Falls to Boise that include hotel bookings?
Yes. In addition to deals on Idaho Falls to Boise flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Idaho Falls to Boise?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Idaho Falls to Boise.
Can I find deals for business class flights from Idaho Falls to Boise?
Yes. Cheapflights offers flight deals from Idaho Falls to Boise by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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Top airline flying from Idaho Falls to Boise

Airline	Cheapest	Average	Flexibility	On-time
Delta	Cheapest$211	Average$480	FlexibilityNo cancel fee	On-timeN/A

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Cheap flights from Idaho Falls to Boise (IDA - BOI)

Find cheap flights from Idaho Falls to Boise with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Find flight deals from Idaho Falls to Boise

Most accurate provider

Most trusted provider

Popular in

Cheapest in

Average price

Compare providers for flights from Idaho Falls to Boise

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Idaho Falls to Boise in April.

Best time to book a flight from Idaho Falls to Boise

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

Reviews of airlines servicing Boise

Get insights into the airlines that provide service to Boise. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Boise. Reviews last updated April 1, 2026.

Read reviews from past customers who have flown Delta from Idaho Falls to Boise. Users can see the overall rating for each airline as well as how each is rated 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 Idaho Falls to Boise. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What is the cheapest airline to fly from Idaho Falls to Boise round-trip?

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

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

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

Traveling to a place near Boise?

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Alternative routes for Idaho Falls to Boise

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Other flights to Boise

Explore flights to Boise departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on April 1, 2026.

Complete your trip

Complete your trip to Boise by adding a car rental and/or hotel reservation to your travel itinerary.

Search flights from Idaho Falls to Boise by cabin class

Find flights from Idaho Falls to Boise, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Idaho Falls and Boise flights

Browse other Idaho Falls and Boise flight options. Last updated on April 1, 2026.

Other flights from Idaho Falls

Browse through other flights departing from Idaho Falls. Flights are based on user searches made on Cheapflights and were last updated on April 1, 2026.

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Top airline flying from Idaho Falls to Boise

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