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South Dakota

$126+ Cheap flights from Boise (BOI) to South Dakota

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 9/6. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — FSD
ago. 23 — ago. 301
sáb. 8/23
sáb. 8/30
1 adult, Economy
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Cheap flight deals from Boise to South Dakota

Keep the following information in mind while searching for Boise to South Dakota flight deals. Data was last updated agosto 18, 2025.

Round-trip from

$244
(Delta)

One-way from

$126
(Delta)

Popular in

December

Cheapest in

June

Average price

$340
From Boise Air Term. Gowen Fld to South Dakota
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One-way flight from Boise Air Term. Gowen Fld to South Dakota
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Highest demand for flights based on searches. 14% potential increase in price ($68 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($18 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find flight deals from Boise to South Dakota

Cheapest flights from Boise to South Dakota
Explore the most affordable flight options available from Boise to South Dakota. Find the lowest fares from popular airlines and budget airlines, with prices last updated on agosto 18, 2025.

This United Airlines deal was found by Cheapflights users on 8/18. 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.
mar. 9/25:00 amBOI - RAP
1 stop4h 05mUnited Airlines
sáb. 9/65:59 pmRAP - BOI
1 stop4h 22mUnited Airlines
Deal found 8/18$259
This Kiwi.com deal was found by Cheapflights users on 8/16. 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.
lun. 9/159:26 pmBOI - FSD
2 stops39h 22mMultiple Airlines
lun. 9/2212:43 pmFSD - BOI
1 stop8h 48mMultiple Airlines
Deal found 8/16$261
This United Airlines deal was found by Cheapflights users on 8/16. 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.
mar. 9/95:39 pmBOI - RAP
1 stop4h 20mUnited Airlines
mar. 9/165:30 amRAP - BOI
1 stop4h 12mUnited Airlines
Deal found 8/16$319
This Delta deal was found by Cheapflights users on 8/15. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 8/275:30 amBOI - FSD
1 stop5h 46mDelta
vie. 9/56:04 pmFSD - BOI
1 stop6h 52mDelta
Deal found 8/15$329
This Delta deal was found by Cheapflights users on 8/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/43:06 pmBOI - FSD
1 stop7h 40mDelta
dom. 9/76:04 pmFSD - BOI
1 stop6h 52mDelta
Deal found 8/16$344
This United Airlines deal was found by Cheapflights users on 8/17. 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. 9/45:00 amBOI - RAP
1 stop6h 32mUnited Airlines
jue. 9/115:30 amRAP - BOI
1 stop4h 12mUnited Airlines
Deal found 8/17$349
This United Airlines deal was found by Cheapflights users on 8/16. 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.
dom. 8/312:42 pmBOI - RAP
1 stop4h 08mUnited Airlines
jue. 9/43:19 pmRAP - BOI
1 stop5h 55mUnited Airlines
Deal found 8/16$361
This Delta deal was found by Cheapflights users on 8/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 9/263:20 pmBOI - RAP
1 stop7h 10mDelta
mar. 9/302:27 pmRAP - BOI
2 stops9h 48mDelta
Deal found 8/16$375
This United Airlines deal was found by Cheapflights users on 8/16. 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.
lun. 9/155:00 amBOI - FSD
1 stop4h 41mUnited Airlines
lun. 9/226:00 amFSD - BOI
1 stop4h 42mUnited Airlines
Deal found 8/16$400
This United Airlines deal was found by Cheapflights users on 8/18. 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.
dom. 9/75:00 amBOI - RAP
1 stop4h 06mUnited Airlines
mié. 9/104:47 pmRAP - BOI
1 stop5h 34mUnited Airlines
Deal found 8/18$401
This United Airlines deal was found by Cheapflights users on 8/15. 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.
lun. 9/292:39 pmBOI - RAP
1 stop5h 55mUnited Airlines
sáb. 10/45:30 amRAP - BOI
1 stop4h 22mUnited Airlines
Deal found 8/15$406
This United Airlines deal was found by Cheapflights users on 8/17. 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. 9/115:00 amBOI - RAP
1 stop4h 06mUnited Airlines
lun. 9/155:30 amRAP - BOI
1 stop4h 12mUnited Airlines
Deal found 8/17$408

Cheapflights Fare Finder

 
Customize your flight search to find flights from Boise to South Dakota 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 agosto 18, 2025.
Use the filters below to find and compare flights from Boise to South Dakota that are best for you.

Fly from

Boise

Fly to

South Dakota

Route

Depart

Return

Price

BoiseRapid City

BOI - RAP

BOIRAP

Boise Air Term. Gowen Fld

mar. 9/2

5:00 am-9:05 am

1 stop4h 05m

Rapid City

sáb. 9/6

5:59 pm-10:21 pm

1 stop4h 22m

$259

BoiseSioux Falls

BOI - FSD

BOIFSD

Boise Air Term. Gowen Fld

lun. 9/15

9:26 pm-1:48 pm

2 stops39h 22m

Sioux Falls Joe Foss Field

lun. 9/22

12:43 pm-8:31 pm

1 stop8h 48m

$261

BoiseRapid City

BOI - RAP

BOIRAP

Boise Air Term. Gowen Fld

mar. 9/9

5:39 pm-9:59 pm

1 stop4h 20m

Rapid City

mar. 9/16

5:30 am-9:42 am

1 stop4h 12m

$319

BoiseSioux Falls

BOI - FSD

BOIFSD

Boise Air Term. Gowen Fld

jue. 9/4

3:06 pm-11:46 pm

1 stop7h 40m

Sioux Falls Joe Foss Field

dom. 9/7

6:04 pm-11:56 pm

1 stop6h 52m

$344

BoiseRapid City

BOI - RAP

BOIRAP

Boise Air Term. Gowen Fld

jue. 9/4

5:00 am-11:32 am

1 stop6h 32m

Rapid City

jue. 9/11

5:30 am-9:42 am

1 stop4h 12m

$349

BoiseRapid City

BOI - RAP

BOIRAP

Boise Air Term. Gowen Fld

dom. 8/31

2:42 pm-6:50 pm

1 stop4h 08m

Rapid City

jue. 9/4

3:19 pm-9:14 pm

1 stop5h 55m

$361

BoiseRapid City

BOI - RAP

BOIRAP

Boise Air Term. Gowen Fld

lun. 9/1

5:39 pm-9:59 pm

1 stop4h 20m

Rapid City

vie. 9/5

4:47 pm-9:15 pm

1 stop4h 28m

$361

BoiseRapid City

BOI - RAP

BOIRAP

Boise Air Term. Gowen Fld

vie. 9/26

3:20 pm-10:30 pm

1 stop7h 10m

Rapid City

mar. 9/30

2:27 pm-12:15 am

2 stops9h 48m

$375

BoiseSioux Falls

BOI - FSD

BOIFSD

Boise Air Term. Gowen Fld

lun. 9/15

5:00 am-10:41 am

1 stop4h 41m

Sioux Falls Joe Foss Field

lun. 9/22

6:00 am-9:42 am

1 stop4h 42m

$400

BoiseRapid City

BOI - RAP

BOIRAP

Boise Air Term. Gowen Fld

dom. 9/7

5:00 am-9:06 am

1 stop4h 06m

Rapid City

mié. 9/10

4:47 pm-10:21 pm

1 stop5h 34m

$401

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/16

Showing 1-10 of 20 results
1
2

Best time to book a flight from Boise to South Dakota

Have a flexible travel schedule? Discover the best time to fly to South Dakota from Boise 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 Boise to South Dakota

What is the cheapest month to book a flight from Boise to South Dakota?

Currently, September is the cheapest month in which you can book a flight from Boise to South Dakota (average of $334). Flying from Boise to South Dakota in December is currently the most expensive (average of $446). 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 BOI to SD?

Find hourly flight availability from Boise to South Dakota. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated agosto 18, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Boise to South Dakota as you normally would.

Reviews of airlines servicing South Dakota

Get insights into the airlines that provide service to South Dakota. 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 South Dakota. Reviews last updated agosto 18, 2025.
See what other customers who have flown with Delta and United Airlines from Boise to South Dakota have to say. 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
7,981 reviews

Overall

8.0

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Crew

8.5

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
7,981 reviews
Delta
8.0
Very good
7,981 reviews

Overall

8.0

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Crew

8.5

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
8,925 reviews
Delta
8.0
Very good
7,981 reviews

Overall

8.0

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Crew

8.5

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 Boise to South Dakota. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Boise to South Dakota?

    Boise Air Term. Gowen Fld (BOI) is the airport you will fly out of if you book a flight from Boise to South Dakota. It is only a 3.3 mi journey to Air Term. Gowen Fld (BOI) from Boise’s city center.

  • How long is the flight from Boise to South Dakota?

    For as low as $259, United Airlines can have you in South Dakota from Boise in 4h 05m. The distance between Boise and South Dakota is about 656 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • Can I find deals for flights from Boise to South Dakota that include hotel bookings?

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

  • How can I find direct flights from Boise to South Dakota?

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

  • Can I find deals for business class flights from Boise to South Dakota?

    Yes. Cheapflights offers flight deals from Boise to South Dakota 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 Boise to South Dakota?

    Currently, September is the cheapest month in which you can book a flight from Boise to South Dakota (average of $334). Flying from Boise to South Dakota in December is currently the most expensive (average of $446). 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

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Alternative routes for Boise to South Dakota

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Top 2 airlines flying from Boise to South Dakota

Discover the top 2 airlines that operate flights from Boise to South Dakota. 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 agosto 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$219Average$424FlexibilityNo cancel feeOn-time69%
DeltaCheapest$228Average$316FlexibilityNo cancel feeOn-timeN/A

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