What are the cheapest airlines flying from Boise to Sioux Falls round-trip?

Our cheapest airline available from Boise to Sioux Falls is Delta. Our recent data shows that you can find tickets from as low as $255 on this airline. Additional options worth looking into are United Airlines and Allegiant Air, starting at $290 and $302 round-trip. Users have found that Delta is 39% cheaper than the other options available to this destination.

What is the cheapest day to fly from Boise to Sioux Falls?

Travelers seeking maximum savings on their Boise to Sioux Falls flight should consider departing on Saturday at noon when fares are most often at their lowest. Thursday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

What is the cheapest day to fly round-trip from Boise to Sioux Falls?

Departing on a Friday is a good option for securing a great price. You can expect to save up to 86% when planning your travel around this day of the week.

What is the cheapest month to fly from Boise to Sioux Falls?

Due to multiple factors, expect to potentially pay more when booking in December. For low rates, September can be a great choice for travel to Sioux Falls. Flights to Sioux Falls from Boise in September are about $419 on average during September, but can be found for as low as $198.

What is the cheapest time of day to fly from BOI to FSD?

It’s typically best to fly out from Boise to Sioux Falls in the afternoon. Doing so could potentially save you 36% on the flight price compared to flying at noon, which is usually more expensive.

Most accurate provider : When it comes to deals on Boise-Sioux Falls flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Boise-Sioux Falls flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Boise-Sioux Falls flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Boise-Sioux Falls flights, Cheapflights users trust eDreams the most. eDreams 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 Boise-Sioux Falls flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Can I find deals for flights from Boise to Sioux Falls that include hotel bookings?

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

How can I find direct flights from Boise to Sioux Falls?

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

Can I find deals for business class flights from Boise to Sioux Falls?

Yes. Cheapflights offers flight deals from Boise to Sioux Falls by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$161+ Flights from Boise to Sioux Falls

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1. Tell us where you want to go

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Cheap flight deals from Boise to Sioux Falls

Most accurate provider	FlightHub 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$255 (Delta)
One-way from	$161 (United Airlines)
Popular in	December
Cheapest in	September
Average price	$423

Provider with most accurate pricing for Boise Air Term. Gowen Fld-Sioux Falls Joe Foss Field flight deals.

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Provider most trusted by Cheapflights users for Boise Air Term. Gowen Fld-Sioux Falls Joe Foss Field flights.

Search Deals

From Boise Air Term. Gowen Fld to Sioux Falls Joe Foss Field

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One-way flight from Boise Air Term. Gowen Fld to Sioux Falls Joe Foss Field

Search Deals

Highest demand for flights based on searches. 11% potential increase in price ($55 potential increase over avg. RT price).

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Cheapest flight prices on average. 4% potential price decrease ($17 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in April 2025

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Find flight deals from Boise to Sioux Falls

Cheapest flights from Boise to Sioux Falls
Explore the most affordable flight options available from Boise to Sioux Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on abril 29, 2025.

mar. 7/83:17 pmBOI - FSD

1 stop7h 27mDelta

lun. 7/146:00 amFSD - BOI

1 stop5h 50mDelta

Deal found 4/28

$255

dom. 5/115:00 amBOI - FSD

1 stop4h 42mUnited Airlines

lun. 9/225:06 pmFSD - BOI

1 stop5h 08mUnited Airlines

Deal found 4/27

$290

vie. 6/1310:33 pmBOI - FSD

1 stop12h 02mAllegiant Air

dom. 6/159:33 pmFSD - BOI

1 stop25h 15mAllegiant Air

Deal found 4/28

$302

dom. 6/296:52 amBOI - FSD

2 stops13h 55mAmerican Airlines

lun. 6/3012:06 pmFSD - BOI

2 stops12h 30mAmerican Airlines

Deal found 4/28

$1,189

Best flights from Boise to Sioux Falls
Discover carefully curated flight deals from Boise to Sioux Falls that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated abril 29, 2025.

mar. 7/83:17 pmBOI - FSD

1 stop7h 27mDelta

lun. 7/146:00 amFSD - BOI

1 stop5h 50mDelta

Deal found 4/28

$255

dom. 5/115:00 amBOI - FSD

1 stop4h 42mUnited Airlines

lun. 9/225:06 pmFSD - BOI

1 stop5h 08mUnited Airlines

Deal found 4/27

$290

vie. 6/1310:33 pmBOI - FSD

1 stop12h 02mAllegiant Air

dom. 6/159:33 pmFSD - BOI

1 stop25h 15mAllegiant Air

Deal found 4/28

$302

dom. 6/296:52 amBOI - FSD

2 stops13h 55mAmerican Airlines

lun. 6/3012:06 pmFSD - BOI

2 stops12h 30mAmerican Airlines

Deal found 4/28

$1,189

Last-minute flights from Boise to Sioux Falls
Discover last-minute flight deals from Boise to Sioux Falls. Data last updated abril 29, 2025 and is based on user searches.

dom. 5/115:00 amBOI - FSD

1 stop4h 42mUnited Airlines

lun. 9/225:06 pmFSD - BOI

1 stop5h 08mUnited Airlines

Deal found 4/27

$290

One-way flights from Boise to Sioux Falls
Search for one-way flight options from Boise to Sioux Falls. Find affordable one-way fares based on user searches. Data last updated abril 29, 2025.

sáb. 5/245:43 pmBOI - FSD

1 stop5h 01mUnited Airlines

Deal found 4/28

$161

sáb. 5/2412:50 pmBOI - FSD

2 stops9h 07mDelta

Deal found 4/28

$225

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

BoiseSioux Falls

BOI - FSD

BOIFSD

Boise Air Term. Gowen Fld

mar. 7/8

3:17 pm-11:44 pm

1 stop7h 27m

Sioux Falls Joe Foss Field

lun. 7/14

6:00 am-10:50 am

1 stop5h 50m

$255

BoiseSioux Falls

BOI - FSD

BOIFSD

Boise Air Term. Gowen Fld

dom. 5/11

5:00 am-10:42 am

1 stop4h 42m

Sioux Falls Joe Foss Field

lun. 9/22

5:06 pm-9:14 pm

1 stop5h 08m

$290

BoiseSioux Falls

BOI - FSD

BOIFSD

Boise Air Term. Gowen Fld

vie. 6/13

10:33 pm-11:35 am

1 stop12h 02m

Sioux Falls Joe Foss Field

dom. 6/15

9:33 pm-9:48 pm

1 stop25h 15m

$302

BoiseSioux Falls

BOI - FSD

BOIFSD

Boise Air Term. Gowen Fld

dom. 6/29

6:52 am-9:47 pm

2 stops13h 55m

Sioux Falls Joe Foss Field

lun. 6/30

12:06 pm-11:36 pm

2 stops12h 30m

$1,189

BoiseSioux Falls

BOI - FSD

BOIFSD

Boise Air Term. Gowen Fld

sáb. 5/24

5:43 pm-11:44 pm

1 stop5h 01m

$161

BoiseSioux Falls

BOI - FSD

BOIFSD

Boise Air Term. Gowen Fld

sáb. 5/24

12:50 pm-10:57 pm

2 stops9h 07m

$225

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/28

Compare providers for flights from Boise to Sioux Falls

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Boise to Sioux Falls in April.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy1 star	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*2 stars
eDreams	Price Accuracy3 stars	Trust 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 Boise-Sioux Falls flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Boise-Sioux Falls flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Boise-Sioux Falls flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Boise-Sioux Falls flights, Cheapflights users trust eDreams the most. eDreams 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 Boise-Sioux Falls 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 Boise to Sioux Falls

Have a flexible travel schedule? Discover the best time to fly to Sioux Falls 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 Sioux Falls

What is the cheapest month to book a flight from Boise to Sioux Falls?

Currently, September is the cheapest month in which you can book a flight from Boise to Sioux Falls (average of $334). Flying from Boise to Sioux Falls 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.

Rainfall in Sioux Falls by month

In terms of precipitation, rainfall in Sioux Falls 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 Sioux Falls when rainfall is around 0.6 in.

Temperature in Sioux Falls by month

If weather is an important factor for your trip to Sioux Falls, 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 Sioux Falls

Delta

8.0

Very good

7,929 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Delta

8.0

Very good

7,929 reviews

Delta

8.0

Very good

7,929 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

United Airlines

7.4

Good

8,696 reviews

Delta

8.0

Very good

7,929 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Allegiant Air

7.3

Good

734 reviews

Delta

8.0

Very good

7,929 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

American Airlines

7.2

Good

10,000 reviews

Delta

8.0

Very good

7,929 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

What are the cheapest airlines flying from Boise to Sioux Falls round-trip?
Our cheapest airline available from Boise to Sioux Falls is Delta. Our recent data shows that you can find tickets from as low as $255 on this airline. Additional options worth looking into are United Airlines and Allegiant Air, starting at $290 and $302 round-trip. Users have found that Delta is 39% cheaper than the other options available to this destination.
Can I find deals for flights from Boise to Sioux Falls that include hotel bookings?
Yes. In addition to deals on Boise to Sioux Falls flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Boise to Sioux Falls?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Boise to Sioux Falls.
Can I find deals for business class flights from Boise to Sioux Falls?
Yes. Cheapflights offers flight deals from Boise to Sioux Falls 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 Sioux Falls?
Currently, September is the cheapest month in which you can book a flight from Boise to Sioux Falls (average of $334). Flying from Boise to Sioux Falls 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.

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Top 2 airlines flying from Boise to Sioux Falls

Airline	Cheapest	Average	Flexibility	On-time
Delta	Cheapest$198	Average$318	FlexibilityNo cancel fee	On-timeN/A
United Airlines	Cheapest$219	Average$475	FlexibilityNo cancel fee	On-time69%

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$161+ Cheap flights from Boise to Sioux Falls (BOI - FSD)

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 5/24. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Boise to Sioux Falls with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Boise to Sioux Falls

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Boise to Sioux Falls

Cheapest flights from Boise to Sioux FallsExplore the most affordable flight options available from Boise to Sioux Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on abril 29, 2025.

Explore the most affordable flight options available from Boise to Sioux Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on abril 29, 2025.

Cheapflights Fare Finder

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

Compare providers for flights from Boise to Sioux Falls

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 Boise to Sioux Falls in April.

Best time to book a flight from Boise to Sioux Falls

Have a flexible travel schedule? Discover the best time to fly to Sioux Falls from Boise with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Boise to Sioux Falls

What is the cheapest month to book a flight from Boise to Sioux Falls?

Rainfall in Sioux Falls by month

Plan your trip to Sioux Falls by taking into account the average rainfall totals by month.

Temperature in Sioux Falls by month

Plan your trip to Sioux Falls by taking into account the average temperature totals by month.

Reviews of airlines servicing Sioux Falls

Related info for your journey

Find useful and relevant information for your journey from Boise to Sioux Falls. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What are the cheapest airlines flying from Boise to Sioux Falls round-trip?

Can I find deals for flights from Boise to Sioux Falls that include hotel bookings?

How can I find direct flights from Boise to Sioux Falls?

Can I find deals for business class flights from Boise to Sioux Falls?

What is the cheapest month to book a flight from Boise to Sioux Falls?

Traveling to a place near Boise?

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Alternative routes for Boise to Sioux Falls

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Top 2 airlines flying from Boise to Sioux Falls

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Cheapest flights from Boise to Sioux Falls
Explore the most affordable flight options available from Boise to Sioux Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on abril 29, 2025.