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$249+ Cheap flights from Billings to Sioux Falls (BIL - FSD)

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 4/25. Fares are subject to change and may not be available on all flights or dates of travel.
BIL — FSD
Mar 31 — Apr 71
Mon 3/31
Mon 4/7
1 adult, Economy
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Cheap flight deals from Billings to Sioux Falls

Discover tips and strategies to find the most affordable flight options for your journey from Billings (BIL) to Sioux Falls (FSD). 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 March 26, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$249
(Delta)

Popular in

December

Cheapest in

June
Provider with most accurate pricing for Billings Logan Intl-Sioux Falls Joe Foss Field flight deals.
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Provider most trusted by Cheapflights users for Billings Logan Intl-Sioux Falls Joe Foss Field flights.
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From Billings Logan Intl to Sioux Falls Joe Foss Field
Search Deals
Highest demand for flights based on searches. 43% potential increase in price ($336 potential increase over avg. RT price).
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Cheapest flight prices on average. 21% potential price decrease ($78 potential savings vs. average RT price).
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Find flight deals from Billings to Sioux Falls

Cheapest flights from Billings to Sioux Falls
Explore the most affordable flight options available from Billings to Sioux Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 26, 2025.

This Delta deal was found by Cheapflights users on 3/25. 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 4/256:21 amBIL - FSD
1 stop4h 23mDelta
Tue 4/297:35 pmFSD - BIL
1 stop4h 37mDelta
Deal found 3/25$249
This United Airlines deal was found by Cheapflights users on 3/25. 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.
Mon 8/1812:50 pmBIL - FSD
1 stop8h 10mUnited Airlines
Fri 8/225:00 pmFSD - BIL
1 stop4h 51mUnited Airlines
Deal found 3/25$295
This American Airlines deal was found by Cheapflights users on 3/25. 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 3/295:00 amBIL - FSD
1 stop7h 47mAmerican Airlines
Mon 3/311:23 pmFSD - BIL
1 stop8h 51mAmerican Airlines
Deal found 3/25$339
This Mytrip deal was found by Cheapflights users on 3/25. 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.
Mon 4/74:13 pmBIL - FSD
1 stop25h 58mAllegiant Air
Thu 4/108:36 pmFSD - BIL
1 stop13h 48mAllegiant Air
Deal found 3/25$397
This United deal was found by Cheapflights users on 3/25. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/184:15 pmBIL - FSD
3 stops28h 57mMultiple Airlines
Fri 8/2211:44 amFSD - BIL
2 stops13h 27mMultiple Airlines
Deal found 3/25$1,259

Cheapflights Fare Finder

Customize your flight search to find flights from Billings to Sioux Falls 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 March 26, 2025.
Use the filters below to find and compare flights from Billings to Sioux Falls that are best for you.

Fly from

Billings

Fly to

Sioux Falls

Route

Depart

Return

Price

BillingsSioux Falls

BIL - FSD

BILFSD

Billings Logan Intl

Fri 4/25

6:21 am-11:44 am

1 stop4h 23m

Sioux Falls Joe Foss Field

Tue 4/29

7:35 pm-11:12 pm

1 stop4h 37m

$249

BillingsSioux Falls

BIL - FSD

BILFSD

Billings Logan Intl

Mon 8/18

12:50 pm-10:00 pm

1 stop8h 10m

Sioux Falls Joe Foss Field

Fri 8/22

5:00 pm-8:51 pm

1 stop4h 51m

$295

BillingsSioux Falls

BIL - FSD

BILFSD

Billings Logan Intl

Mon 4/7

4:13 pm-7:11 pm

1 stop25h 58m

Sioux Falls Joe Foss Field

Thu 4/10

8:36 pm-9:24 am

1 stop13h 48m

$397

BillingsSioux Falls

BIL - FSD

BILFSD

Billings Logan Intl

Mon 8/18

4:15 pm-10:12 pm

3 stops28h 57m

Sioux Falls Joe Foss Field

Fri 8/22

11:44 am-12:11 am

2 stops13h 27m

$1,259

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/25

Compare providers for flights from Billings 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 Billings to Sioux Falls in March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice 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 Billings-Sioux Falls flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Billings-Sioux Falls flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Billings-Sioux Falls flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Billings-Sioux Falls 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 Billings-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 Billings to Sioux Falls

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

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

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

Get insights into the airlines that provide service to Sioux Falls. 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 Sioux Falls. Reviews last updated March 26, 2025.
Delta
8.0
Very good
7,891 reviews

Comfort

8.0

Food

7.3

Overall

8.0

Entertainment

7.9

Crew

8.5

Boarding

8.2

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
7,891 reviews
Delta
8.0
Very good
7,891 reviews

Comfort

8.0

Food

7.3

Overall

8.0

Entertainment

7.9

Crew

8.5

Boarding

8.2

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
8,608 reviews
Delta
8.0
Very good
7,891 reviews

Comfort

8.0

Food

7.3

Overall

8.0

Entertainment

7.9

Crew

8.5

Boarding

8.2

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
730 reviews
Delta
8.0
Very good
7,891 reviews

Comfort

8.0

Food

7.3

Overall

8.0

Entertainment

7.9

Crew

8.5

Boarding

8.2

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

Find useful and relevant information for your journey from Billings 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 Billings to Sioux Falls round-trip?

    Flying on Delta is currently your cheapest option to Sioux Falls, with prices starting at $249. Additional round-trip tickets that might be worth considering are offered by United Airlines and Allegiant Air, with the lowest prices starting at $295 and $397, respectively. You may be able to fly from Billings to Sioux Falls for 44% less than the average price by searching for these airlines.

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

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

  • How can I find direct flights from Billings to Sioux Falls?

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

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

    Yes. Cheapflights offers flight deals from Billings 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 Billings to Sioux Falls?

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

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Top 2 airlines flying from Billings to Sioux Falls

Discover the top 2 airlines that operate flights from Billings to Sioux Falls. 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 March 26, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$221Average$379FlexibilityNo cancel feeOn-time69%
DeltaCheapest$248Average$418FlexibilityNo cancel feeOn-timeN/A
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