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$251+ Cheap flights from Sioux Falls to Boise (FSD - BOI)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/7. Fares are subject to change and may not be available on all flights or dates of travel.
FSD — BOI
Jan 3 — Jan 101
Sat 1/3
Sat 1/10
1 adult, Economy
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Cheap flight deals from Sioux Falls to Boise

Cheapest flights from Sioux Falls to Boise
Explore the most affordable flight options available from Sioux Falls to Boise. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 4, 2025.

This United Airlines deal was found by Cheapflights users on 12/2. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/176:00 amFSD - BOI
1 stop4h 59mUnited Airlines
Tue 1/62:37 pmBOI - FSD
1 stop4h 47mUnited Airlines
Deal found 12/2$354
This Delta deal was found by Cheapflights users on 12/3. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/58:01 amFSD - BOI
1 stop7h 17mDelta
Mon 12/85:35 amBOI - FSD
1 stop6h 13mDelta
Deal found 12/3$419
This United Airlines deal was found by Cheapflights users on 12/1. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/58:00 amFSD - BOI
2 stops12h 43mUnited Airlines
Sun 12/75:25 pmBOI - FSD
1 stop5h 18mUnited Airlines
Deal found 12/1$494
This United Airlines deal was found by Cheapflights users on 12/1. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/179:00 amFSD - BOI
1 stop5h 39mUnited Airlines
Sun 12/212:40 pmBOI - FSD
1 stop4h 20mUnited Airlines
Deal found 12/1$534
This Expedia deal was found by Cheapflights users on 12/1. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/510:43 amFSD - BOI
2 stops14h 12mAlaska Airlines
Sun 12/77:00 amBOI - FSD
2 stops15h 59mAlaska Airlines
Deal found 12/1$589
This United Airlines deal was found by Cheapflights users on 12/2. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/238:50 amFSD - BOI
1 stop5h 46mUnited Airlines
Mon 12/295:12 pmBOI - FSD
1 stop5h 43mUnited Airlines
Deal found 12/2$628
This Alaska Airlines deal was found by Cheapflights users on 12/1. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/1710:43 amFSD - BOI
2 stops14h 12mAlaska Airlines
Sun 12/216:55 amBOI - FSD
2 stops16h 04mAlaska Airlines
Deal found 12/1$647

Find flight deals from Sioux Falls to Boise

Discover tips and strategies to find the most affordable flight options for your journey from Sioux Falls (FSD) to Boise (BOI). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated December 4, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$251
(Delta)

Popular in

November

Cheapest in

January

Average price

$635
Provider with most accurate pricing for Sioux Falls Joe Foss Field-Boise Air Term. Gowen Fld flight deals.
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Provider most trusted by Cheapflights users for Sioux Falls Joe Foss Field-Boise Air Term. Gowen Fld flights.
Search Deals
From Sioux Falls Joe Foss Field to Boise Air Term. Gowen Fld
Search Deals
Highest demand for flights based on searches. 24% potential increase in price ($143 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($22 potential savings vs. average RT price).
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Average for round-trip flights in December 2025
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Sioux Falls to Boise 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 December 4, 2025.
Use the filters below to find and compare flights from Sioux Falls to Boise that are best for you.

Fly from

Sioux Falls

Fly to

Boise

Route

Depart

Return

Price

Sioux FallsBoise

FSD - BOI

FSDBOI

Sioux Falls Joe Foss Field

Sat 2/7

4:18 pm-8:55 pm

1 stop5h 37m

Boise Air Term. Gowen Fld

Wed 2/11

3:03 pm-11:04 pm

1 stop7h 01m

$251

Sioux FallsBoise

FSD - BOI

FSDBOI

Sioux Falls Joe Foss Field

Sat 1/31

4:17 pm-8:55 pm

1 stop5h 38m

Boise Air Term. Gowen Fld

Wed 2/4

5:20 am-12:22 pm

1 stop6h 02m

$251

Sioux FallsBoise

FSD - BOI

FSDBOI

Sioux Falls Joe Foss Field

Sat 2/21

4:17 pm-8:55 pm

1 stop5h 38m

Boise Air Term. Gowen Fld

Tue 2/24

5:20 am-12:15 pm

1 stop5h 55m

$280

Sioux FallsBoise

FSD - BOI

FSDBOI

Sioux Falls Joe Foss Field

Sat 2/21

4:17 pm-8:55 pm

1 stop5h 38m

Boise Air Term. Gowen Fld

Wed 2/25

5:20 am-12:15 pm

1 stop5h 55m

$280

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/1

Compare providers for flights from Sioux 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 Sioux Falls to Boise in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust 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 Sioux Falls-Boise flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Sioux Falls-Boise flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Sioux Falls-Boise flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Sioux Falls-Boise flights, Cheapflights users trust eDreams the most. eDreams 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 Sioux 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 Sioux Falls to Boise

Have a flexible travel schedule? Discover the best time to fly to Boise from Sioux Falls 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 Sioux Falls to Boise

What is the cheapest month to book a flight from Sioux Falls to Boise?

Currently, May is the cheapest month in which you can book a flight from Sioux Falls to Boise (average of $226). Flying from Sioux Falls to Boise in December is currently the most expensive (average of $526). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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

Find hourly flight availability from Sioux Falls to Boise. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 4, 2025.

It’s optimal to fly from Sioux Falls to Boise in the evening. By choosing this option you can save up to 33% on the cost of your flight, compared to a flight at noon.

How much does it cost to fly round-trip from Sioux Falls to Boise?

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 December 4, 2025.
Read reviews from past customers who have flown Delta and United Airlines from Sioux 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
8,011 reviews

Food

7.3

Comfort

7.9

Entertainment

7.9

Overall

7.9

Boarding

8.1

Crew

8.5

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
8,011 reviews
Delta
7.9
Good
8,011 reviews

Food

7.3

Comfort

7.9

Entertainment

7.9

Overall

7.9

Boarding

8.1

Crew

8.5

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.
United Airlines
7.4
Good
9,066 reviews
Delta
7.9
Good
8,011 reviews

Food

7.3

Comfort

7.9

Entertainment

7.9

Overall

7.9

Boarding

8.1

Crew

8.5

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.

Related info for your journey

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

  • How long is the flight from Sioux Falls to Boise?

    There are many flights that can get you from Sioux Falls to Boise in 5h 37m. Fly via Delta to get the fastest option. There are 972 mi between Sioux Falls and Boise.

  • What are the cheapest airlines flying from Sioux Falls to Boise round-trip?

    According to our current data, Delta ($243), and United Airlines ($298) offers the cheapest pricing from Sioux Falls to Boise. These flights start at 43% lower than the current average price 3 months from now.

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

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

  • How can I find direct flights from Sioux Falls to Boise?

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

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

    Yes. Cheapflights offers flight deals from Sioux 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.

  • What is the cheapest month to book a flight from Sioux Falls to Boise?

    Currently, May is the cheapest month in which you can book a flight from Sioux Falls to Boise (average of $226). Flying from Sioux Falls to Boise in December is currently the most expensive (average of $526). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Boise?

Book flights to Boise if you plan to visit one of these locations
Ontario
Meridian
Nampa
Caldwell
McCall

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Top 2 airlines flying from Sioux Falls to Boise

Discover the top 2 airlines that operate flights from Sioux Falls to Boise. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 4, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$243Average$398FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$298Average$449FlexibilityNo cancel feeOn-time69%

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