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$220+ 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 8/3. Fares are subject to change and may not be available on all flights or dates of travel.
FSD — BOI
Aug 22 — Aug 291
Sat 8/22
Sat 8/29
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 July 23, 2026.

This American Airlines deal was found by Cheapflights users on 7/19. 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.
Fri 10/308:05 am
FSD
-
BOI
1 stop6h 17m
American Airlines
Sat 11/142:03 pm
BOI
-
FSD
1 stop8h 46m
American Airlines
Deal found 7/19$319
This Delta deal was found by Cheapflights users on 7/20. 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.
Fri 10/305:00 pm
FSD
-
BOI
1 stop7h 59m
Delta
Sat 11/1411:30 am
BOI
-
FSD
2 stops7h 14m
Delta
Deal found 7/20$324
This United Airlines deal was found by Cheapflights users on 7/22. 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 9/185:05 pm
FSD
-
BOI
1 stop5h 40m
United Airlines
Sun 9/205:00 am
BOI
-
FSD
1 stop4h 44m
United Airlines
Deal found 7/22$329
This American Airlines deal was found by Cheapflights users on 7/23. 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.
Thu 8/278:30 am
FSD
-
BOI
1 stop5h 54m
American Airlines
Sun 8/301:55 pm
BOI
-
FSD
1 stop8h 57m
American Airlines
Deal found 7/23$354
This United Airlines deal was found by Cheapflights users on 7/22. 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.
Thu 8/276:00 am
FSD
-
BOI
1 stop4h 35m
United Airlines
Sun 8/306:15 am
BOI
-
FSD
2 stops11h 00m
United Airlines
Deal found 7/22$365
This American Airlines deal was found by Cheapflights users on 7/19. 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.
Thu 9/102:10 pm
FSD
-
BOI
1 stop8h 53m
American Airlines
Mon 9/141:52 pm
BOI
-
FSD
1 stop9h 01m
American Airlines
Deal found 7/19$389
This United Airlines deal was found by Cheapflights users on 7/20. 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.
Sat 8/299:35 am
FSD
-
BOI
1 stop5h 03m
United Airlines
Tue 9/12:44 pm
BOI
-
FSD
1 stop4h 23m
United Airlines
Deal found 7/20$399

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 July 23, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$319
(American Airlines)

One-way from

$220
(Kiwi.com)

Popular in

May

Cheapest in

June

Average price

$458
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. 11% potential increase in price ($71 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 9% potential price decrease ($47 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

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 July 23, 2026.
Use the filters below to find and compare flights from Sioux Falls to Boise that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Sioux FallsBoise

FSD - BOI

FSDBOI

Sioux Falls Joe Foss Field

Sat 8/22

9:35 am-1:38 pm

1 stop5h 03m

Boise Air Term. Gowen Fld

Sat 8/29

10:36 am-4:23 pm

1 stop4h 47m

$319

Sioux FallsBoise

FSD - BOI

FSDBOI

Sioux Falls Joe Foss Field

Sat 1/16

9:14 am-7:16 pm

2 stops11h 02m

Boise Air Term. Gowen Fld

Sat 1/30

5:22 pm-10:56 pm

1 stop4h 34m

$324
Quickest round-trip

Sioux FallsBoise

FSD - BOI

FSDBOI

Sioux Falls Joe Foss Field

Fri 8/28

6:00 am-9:35 am

1 stop4h 35m

Boise Air Term. Gowen Fld

Sun 8/30

5:00 am-10:43 am

1 stop4h 43m

$329

Sioux FallsBoise

FSD - BOI

FSDBOI

Sioux Falls Joe Foss Field

Wed 9/16

6:00 am-3:31 pm

2 stops10h 31m

Boise Air Term. Gowen Fld

Sun 9/20

5:00 am-10:44 am

1 stop4h 44m

$334

Sioux FallsBoise

FSD - BOI

FSDBOI

Sioux Falls Joe Foss Field

Thu 8/27

6:00 am-9:35 am

1 stop4h 35m

Boise Air Term. Gowen Fld

Sun 8/30

6:15 am-6:15 pm

2 stops11h 00m

$372

Sioux FallsBoise

FSD - BOI

FSDBOI

Sioux Falls Joe Foss Field

Sat 8/29

9:35 am-1:38 pm

1 stop5h 03m

Boise Air Term. Gowen Fld

Tue 9/1

2:44 pm-8:07 pm

1 stop4h 23m

$399
Cheapest one-way
Quickest one-way

Sioux FallsBoise

FSD - BOI

FSDBOI

Sioux Falls Joe Foss Field

Tue 9/15

5:05 pm-11:03 pm

1 stop6h 58m

$304

Sioux FallsBoise

FSD - BOI

FSDBOI

Sioux Falls Joe Foss Field

Mon 8/3

11:35 am-9:40 pm

2 stops11h 05m

$434

Sioux FallsBoise

FSD - BOI

FSDBOI

Sioux Falls Joe Foss Field

Mon 8/3

11:41 am-12:29 pm

3 stops25h 48m

$614

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/21

Sorted by cheapest first

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 July.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice 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, June is the cheapest month in which you can book a flight from Sioux Falls to Boise (average of $278). Flying from Sioux Falls to Boise in May is currently the most expensive (average of $1,059). 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.

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

Airfare is below average for this route at the moment.

Sioux Falls to Boise flights typically cost between $384 and $519 in October.
The cheapest round-trip price found within the last 5 days was $319 on American Airlines (Oct 30-Nov 14).

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 July 23, 2026.
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
7.8
Good
8,479 reviews

Food

7.2

Boarding

8.1

Overall

7.8

Comfort

7.8

Crew

8.5

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
Delta
7.8
Good
8,479 reviews
Delta
7.8
Good
8,479 reviews

Food

7.2

Boarding

8.1

Overall

7.8

Comfort

7.8

Crew

8.5

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
United Airlines
7.4
Good
10,024 reviews
Delta
7.8
Good
8,479 reviews

Food

7.2

Boarding

8.1

Overall

7.8

Comfort

7.8

Crew

8.5

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional

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 03m. Fly via United Airlines 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 ($226), and United Airlines ($278) offers the cheapest pricing from Sioux Falls to Boise. These flights start at 58% 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, June is the cheapest month in which you can book a flight from Sioux Falls to Boise (average of $278). Flying from Sioux Falls to Boise in May is currently the most expensive (average of $1,059). 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
Meridian
Nampa
Caldwell
Ontario

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Alternative routes for Sioux Falls to Boise

See prices for flight routes from nearby airports that may be better suited for you.
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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 July 23, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$226Average$443FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$278Average$458FlexibilityNo cancel feeOn-time69%

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