HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Boise

$257+ Cheap flights from Sioux Falls to Boise (FSD - BOI)

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 12/20. Fares are subject to change and may not be available on all flights or dates of travel.
FSD — BOI
Nov 21 — Nov 281
Fri 11/21
Fri 11/28
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Sioux Falls to Boise 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 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 October 22, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$259
(Delta)

One-way from

$257
(Kiwi.com)

Popular in

December

Cheapest in

January

Average price

$423
Provider with most accurate pricing for Sioux Falls Joe Foss Field-Boise Air Term. Gowen Fld flight deals.
Search Deals
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
One-way flight from Sioux Falls Joe Foss Field to Boise Air Term. Gowen Fld
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($44 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($20 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

Find 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 October 22, 2025.

This Delta deal was found by Cheapflights users on 10/21. 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 12/83:13 pmBOI - FSD
1 stop6h 59mDelta
Deal found 10/21$259
This United Airlines deal was found by Cheapflights users on 10/21. 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 11/58:57 amFSD - BOI
2 stops10h 57mUnited Airlines
Sun 11/95:17 pmBOI - FSD
1 stop5h 27mUnited Airlines
Deal found 10/21$294
This American Airlines deal was found by Cheapflights users on 10/21. 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.
Tue 11/182:35 pmFSD - BOI
1 stop6h 22mAmerican Airlines
Tue 11/252:16 pmBOI - FSD
1 stop8h 15mAmerican Airlines
Deal found 10/21$304
This Delta deal was found by Cheapflights users on 10/20. 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.
Wed 12/178:01 amFSD - BOI
1 stop7h 17mDelta
Tue 1/61:10 pmBOI - FSD
2 stops8h 48mDelta
Deal found 10/20$315
This United Airlines deal was found by Cheapflights users on 10/21. 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 11/181:47 pmFSD - BOI
2 stops10h 41mUnited Airlines
Tue 11/255:17 pmBOI - FSD
1 stop5h 27mUnited Airlines
Deal found 10/21$317
This United Airlines deal was found by Cheapflights users on 10/21. 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 12/59:00 amFSD - BOI
2 stops14h 26mUnited Airlines
Mon 12/81:50 pmBOI - FSD
2 stops8h 53mUnited Airlines
Deal found 10/21$339
This United Airlines deal was found by Cheapflights users on 10/20. 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 1/68:10 amBOI - FSD
1 stop7h 27mUnited Airlines
Deal found 10/20$355

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 October 22, 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

Fri 12/5

8:01 am-2:18 pm

1 stop7h 17m

Boise Air Term. Gowen Fld

Mon 12/8

3:13 pm-11:12 pm

1 stop6h 59m

$259

Sioux FallsBoise

FSD - BOI

FSDBOI

Sioux Falls Joe Foss Field

Wed 11/5

8:57 am-6:54 pm

2 stops10h 57m

Boise Air Term. Gowen Fld

Sun 11/9

5:17 pm-11:44 pm

1 stop5h 27m

$294

Sioux FallsBoise

FSD - BOI

FSDBOI

Sioux Falls Joe Foss Field

Tue 11/18

2:35 pm-7:57 pm

1 stop6h 22m

Boise Air Term. Gowen Fld

Tue 11/25

2:16 pm-11:31 pm

1 stop8h 15m

$304

Sioux FallsBoise

FSD - BOI

FSDBOI

Sioux Falls Joe Foss Field

Wed 12/17

8:01 am-2:18 pm

1 stop7h 17m

Boise Air Term. Gowen Fld

Tue 1/6

1:10 pm-10:58 pm

2 stops8h 48m

$315

Sioux FallsBoise

FSD - BOI

FSDBOI

Sioux Falls Joe Foss Field

Tue 11/18

1:47 pm-11:28 pm

2 stops10h 41m

Boise Air Term. Gowen Fld

Tue 11/25

5:17 pm-11:44 pm

1 stop5h 27m

$317

Sioux FallsBoise

FSD - BOI

FSDBOI

Sioux Falls Joe Foss Field

Fri 12/5

9:00 am-10:26 pm

2 stops14h 26m

Boise Air Term. Gowen Fld

Mon 12/8

1:50 pm-11:43 pm

2 stops8h 53m

$339

Sioux FallsBoise

FSD - BOI

FSDBOI

Sioux Falls Joe Foss Field

Wed 12/17

6:00 am-9:59 am

1 stop4h 59m

Boise Air Term. Gowen Fld

Tue 1/6

8:10 am-4:37 pm

1 stop7h 27m

$355

Sioux FallsBoise

FSD - BOI

FSDBOI

Sioux Falls Joe Foss Field

Sat 10/25

8:01 am-2:02 pm

1 stop7h 01m

Boise Air Term. Gowen Fld

Tue 10/28

5:42 am-12:55 pm

1 stop6h 13m

$379

Sioux FallsBoise

FSD - BOI

FSDBOI

Sioux Falls Joe Foss Field

Sat 12/20

1:10 pm-11:43 am

2 stops23h 33m

$257

Sioux FallsBoise

FSD - BOI

FSDBOI

Sioux Falls Joe Foss Field

Mon 12/22

8:50 pm-12:52 pm

2 stops41h 02m

$292

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/20

Showing 1-10 of 16 results
1
2

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 October.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
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 FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Sioux Falls-Boise flight deals on Cheapflights vs. FlightHub >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 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 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 $517). 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 October 22, 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 October 22, 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
7,981 reviews

Boarding

8.2

Comfort

7.9

Overall

7.9

Entertainment

7.9

Food

7.3

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Delta
7.9
Good
7,981 reviews
Delta
7.9
Good
7,981 reviews

Boarding

8.2

Comfort

7.9

Overall

7.9

Entertainment

7.9

Food

7.3

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
United Airlines
7.4
Good
8,988 reviews
Delta
7.9
Good
7,981 reviews

Boarding

8.2

Comfort

7.9

Overall

7.9

Entertainment

7.9

Food

7.3

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.

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 6h 22m. Fly via Delta, United Airlines, or American Airlines to get the fastest option. There are 972 mi between Sioux Falls and Boise. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • 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 41% 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 $517). 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

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.

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 October 22, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$243Average$338FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$298Average$437FlexibilityNo cancel feeOn-time69%

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.