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$241+ 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 9/22. Fares are subject to change and may not be available on all flights or dates of travel.
FSD — BOI
oct. 16 — oct. 231
jue. 10/16
jue. 10/23
1 adult, Economy
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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 septiembre 16, 2025.

Round-trip from

$255
(Delta)

One-way from

$241
(Kiwi.com)

Popular in

December

Cheapest in

January

Average price

$502
From Sioux Falls Joe Foss Field to Boise Air Term. Gowen Fld
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One-way flight from Sioux Falls Joe Foss Field to Boise Air Term. Gowen Fld
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Highest demand for flights based on searches. 14% potential increase in price ($73 potential increase over avg. RT price).
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Cheapest flight prices on average. 7% potential price decrease ($29 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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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 septiembre 16, 2025.

This United Airlines deal was found by Cheapflights users on 9/15. 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.
sáb. 10/185:14 pmFSD - BOI
1 stop5h 10mUnited Airlines
dom. 10/195:00 amBOI - FSD
1 stop4h 42mUnited Airlines
Deal found 9/15$277
This Kiwi.com deal was found by Cheapflights users on 9/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 9/2912:43 pmFSD - BOI
1 stop8h 48mMultiple Airlines
vie. 10/39:54 pmBOI - FSD
1 stop15h 45mMultiple Airlines
Deal found 9/14$295
This United Airlines deal was found by Cheapflights users on 9/13. 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.
jue. 10/166:00 amFSD - BOI
1 stop4h 42mUnited Airlines
dom. 10/195:00 amBOI - FSD
1 stop4h 42mUnited Airlines
Deal found 9/13$298
This United Airlines deal was found by Cheapflights users on 9/15. 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.
mié. 10/156:00 amFSD - BOI
1 stop4h 53mUnited Airlines
sáb. 10/185:39 pmBOI - FSD
1 stop4h 36mUnited Airlines
Deal found 9/15$300
This American Airlines deal was found by Cheapflights users on 9/15. 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.
mié. 10/16:00 amFSD - BOI
1 stop7h 27mAmerican Airlines
dom. 10/56:35 amBOI - FSD
1 stop6h 40mAmerican Airlines
Deal found 9/15$314
This United Airlines deal was found by Cheapflights users on 9/16. 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.
jue. 10/166:00 amFSD - BOI
1 stop4h 42mUnited Airlines
sáb. 10/185:39 pmBOI - FSD
1 stop4h 36mUnited Airlines
Deal found 9/16$325
This United Airlines deal was found by Cheapflights users on 9/15. 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.
mié. 10/156:00 amFSD - BOI
1 stop4h 53mUnited Airlines
dom. 10/195:00 amBOI - FSD
1 stop4h 42mUnited Airlines
Deal found 9/15$326
This Kiwi.com deal was found by Cheapflights users on 9/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/163:19 pmFSD - BOI
1 stop21h 24mMultiple Airlines
vie. 10/179:54 pmBOI - FSD
1 stop14h 15mMultiple Airlines
Deal found 9/16$337
This United Airlines deal was found by Cheapflights users on 9/15. 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.
mié. 10/18:00 amFSD - BOI
2 stops10h 48mUnited Airlines
dom. 10/53:10 pmBOI - FSD
1 stop6h 12mUnited Airlines
Deal found 9/15$360

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 septiembre 16, 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

mar. 3/3

8:10 am-2:09 pm

1 stop6h 59m

Boise Air Term. Gowen Fld

sáb. 3/7

5:40 am-12:35 pm

1 stop5h 55m

$255

Sioux FallsBoise

FSD - BOI

FSDBOI

Sioux Falls Joe Foss Field

sáb. 10/18

5:14 pm-9:24 pm

1 stop5h 10m

Boise Air Term. Gowen Fld

dom. 10/19

5:00 am-10:42 am

1 stop4h 42m

$277

Sioux FallsBoise

FSD - BOI

FSDBOI

Sioux Falls Joe Foss Field

jue. 10/16

6:00 am-9:42 am

1 stop4h 42m

Boise Air Term. Gowen Fld

dom. 10/19

5:00 am-10:42 am

1 stop4h 42m

$298

Sioux FallsBoise

FSD - BOI

FSDBOI

Sioux Falls Joe Foss Field

mié. 10/15

6:00 am-9:53 am

1 stop4h 53m

Boise Air Term. Gowen Fld

sáb. 10/18

5:39 pm-11:15 pm

1 stop4h 36m

$300

Sioux FallsBoise

FSD - BOI

FSDBOI

Sioux Falls Joe Foss Field

mié. 10/15

6:00 am-9:53 am

1 stop4h 53m

Boise Air Term. Gowen Fld

dom. 10/19

5:00 am-10:42 am

1 stop4h 42m

$323

Sioux FallsBoise

FSD - BOI

FSDBOI

Sioux Falls Joe Foss Field

mar. 3/3

1:45 pm-11:37 pm

2 stops10h 52m

Boise Air Term. Gowen Fld

sáb. 3/7

2:43 pm-8:46 pm

1 stop5h 03m

$330

Sioux FallsBoise

FSD - BOI

FSDBOI

Sioux Falls Joe Foss Field

lun. 9/22

12:43 pm-8:31 pm

1 stop8h 48m

$241

Sioux FallsBoise

FSD - BOI

FSDBOI

Sioux Falls Joe Foss Field

lun. 12/1

1:16 pm-10:07 pm

1 stop9h 51m

$311

Sioux FallsBoise

FSD - BOI

FSDBOI

Sioux Falls Joe Foss Field

lun. 12/1

8:57 am-9:59 am

1 stop26h 02m

$359

Sioux FallsBoise

FSD - BOI

FSDBOI

Sioux Falls Joe Foss Field

lun. 9/22

11:44 am-11:34 pm

2 stops12h 50m

$437

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

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, October is the cheapest month in which you can book a flight from Sioux Falls to Boise (average of $314). Flying from Sioux Falls to Boise in June is currently the most expensive (average of $398). 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 septiembre 16, 2025.

It’s optimal to fly from Sioux Falls to Boise in the evening. By choosing this option you can save up to 34% on the cost of your flight, compared to a flight at noon.

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 septiembre 16, 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
8.0
Very good
7,957 reviews

Comfort

7.9

Entertainment

7.9

Crew

8.5

Overall

8.0

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,957 reviews
Delta
8.0
Very good
7,957 reviews

Comfort

7.9

Entertainment

7.9

Crew

8.5

Overall

8.0

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,924 reviews
Delta
8.0
Very good
7,957 reviews

Comfort

7.9

Entertainment

7.9

Crew

8.5

Overall

8.0

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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 10m. Fly via Delta or United 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 42% 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, October is the cheapest month in which you can book a flight from Sioux Falls to Boise (average of $314). Flying from Sioux Falls to Boise in June is currently the most expensive (average of $398). 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

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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 septiembre 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$243Average$338FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$298Average$432FlexibilityNo cancel feeOn-time69%

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