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South Dakota

$251+ Cheap flights from Boise (BOI) to South Dakota

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 9/3. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — FSD
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
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 June 12, 2025.

Round-trip from

$251
(American Airlines)

Popular in

December

Cheapest in

August

Average price

$345
From Boise Air Term. Gowen Fld to South Dakota
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($67 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($18 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 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 June 12, 2025.

This American Airlines deal was found by Cheapflights users on 6/11. 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.
Wed 9/36:35 amBOI - FSD
1 stop6h 11mAmerican Airlines
Wed 9/101:21 pmFSD - BOI
1 stop9h 27mAmerican Airlines
Deal found 6/11$251
This United Airlines deal was found by Cheapflights users on 6/11. 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 7/232:32 pmBOI - RAP
1 stop6h 15mUnited Airlines
Sat 7/265:30 amRAP - BOI
1 stop4h 16mUnited Airlines
Deal found 6/11$274
This Delta deal was found by Cheapflights users on 6/12. 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 7/93:17 pmBOI - FSD
1 stop7h 27mDelta
Mon 7/146:16 pmFSD - BOI
2 stops6h 53mDelta
Deal found 6/12$294
This United Airlines deal was found by Cheapflights users on 6/11. 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 9/312:27 pmBOI - FSD
1 stop8h 45mUnited Airlines
Wed 9/106:00 amFSD - BOI
2 stops11h 58mUnited Airlines
Deal found 6/11$326
This American Airlines deal was found by Cheapflights users on 6/10. 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.
Sat 7/57:00 amBOI - RAP
1 stop7h 01mAmerican Airlines
Sat 7/125:36 amRAP - BOI
2 stops11h 11mAmerican Airlines
Deal found 6/10$415
This Mytrip deal was found by Cheapflights users on 6/10. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/105:44 pmBOI - FSD
2 stops24h 32mMultiple Airlines
Thu 7/179:06 pmFSD - BOI
1 stop25h 35mMultiple Airlines
Deal found 6/10$433
This Delta deal was found by Cheapflights users on 6/11. 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.
Thu 7/1012:50 pmBOI - RAP
2 stops9h 41mDelta
Fri 7/114:30 pmRAP - BOI
2 stops7h 39mDelta
Deal found 6/11$615
This Alaska Airlines deal was found by Cheapflights users on 6/11. 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.
Thu 7/175:43 pmBOI - FSD
2 stops22h 37mAlaska Airlines
Sat 7/197:21 amFSD - BOI
2 stops17h 50mAlaska Airlines
Deal found 6/11$945

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 June 12, 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

BoiseSioux Falls

BOI - FSD

BOIFSD

Boise Air Term. Gowen Fld

Wed 9/3

6:35 am-1:46 pm

1 stop6h 11m

Sioux Falls Joe Foss Field

Wed 9/10

1:21 pm-9:48 pm

1 stop9h 27m

$251

BoiseRapid City

BOI - RAP

BOIRAP

Boise Air Term. Gowen Fld

Wed 7/23

2:32 pm-8:47 pm

1 stop6h 15m

Rapid City

Sat 7/26

5:30 am-9:46 am

1 stop4h 16m

$274

BoiseSioux Falls

BOI - FSD

BOIFSD

Boise Air Term. Gowen Fld

Wed 7/9

3:17 pm-11:44 pm

1 stop7h 27m

Sioux Falls Joe Foss Field

Mon 7/14

6:16 pm-12:09 am

2 stops6h 53m

$294

BoiseSioux Falls

BOI - FSD

BOIFSD

Boise Air Term. Gowen Fld

Wed 9/3

12:27 pm-10:12 pm

1 stop8h 45m

Sioux Falls Joe Foss Field

Wed 9/10

6:00 am-4:58 pm

2 stops11h 58m

$326

BoiseRapid City

BOI - RAP

BOIRAP

Boise Air Term. Gowen Fld

Sat 7/5

7:00 am-2:01 pm

1 stop7h 01m

Rapid City

Sat 7/12

5:36 am-4:47 pm

2 stops11h 11m

$415

BoiseSioux Falls

BOI - FSD

BOIFSD

Boise Air Term. Gowen Fld

Thu 7/10

5:44 pm-7:16 pm

2 stops24h 32m

Sioux Falls Joe Foss Field

Thu 7/17

9:06 pm-9:41 pm

1 stop25h 35m

$433

BoiseRapid City

BOI - RAP

BOIRAP

Boise Air Term. Gowen Fld

Thu 7/10

12:50 pm-10:31 pm

2 stops9h 41m

Rapid City

Fri 7/11

4:30 pm-12:09 am

2 stops7h 39m

$615

BoiseSioux Falls

BOI - FSD

BOIFSD

Boise Air Term. Gowen Fld

Thu 7/17

5:43 pm-5:20 pm

2 stops22h 37m

Sioux Falls Joe Foss Field

Sat 7/19

7:21 am-12:11 am

2 stops17h 50m

$945

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

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 June 12, 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.

Rainfall in South Dakota by month

Plan your trip to South Dakota by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in South Dakota ranges from 0.6 - 3.9 inches per month. June is typically the wettest month, when rainfall can reach 3.9 in. January is typically the driest time to visit South Dakota when rainfall is around 0.6 in.

Temperature in South Dakota by month

Plan your trip to South Dakota by taking into account the average temperature totals by month.

If weather is an important factor for your trip to South Dakota, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 15.8 F).

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 June 12, 2025.
To help decide which airline to fly from Boise to South Dakota, see what other customers have to say about Alaska Airlines, Delta and United Airlines. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,950 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,790 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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.

  • 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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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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$219Average$446FlexibilityNo cancel feeOn-time69%
DeltaCheapest$226Average$306FlexibilityNo cancel feeOn-timeN/A

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