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Sioux Falls

$319+ 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 8/18. Fares are subject to change and may not be available on all flights or dates of travel.
BIL — FSD
Aug 25 — Sep 11
Tue 8/25
Tue 9/1
1 adult, Economy
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Cheap 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 July 26, 2026.

This United Airlines deal was found by Cheapflights users on 7/22. 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.
Tue 8/185:07 am
BIL
-
FSD
1 stop4h 36m
United Airlines
Tue 8/256:00 am
FSD
-
BIL
1 stop4h 41m
United Airlines
Deal found 7/22$319
This United Airlines deal was found by Cheapflights users on 7/25. 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.
Thu 8/66:00 pm
BIL
-
FSD
1 stop4h 53m
United Airlines
Wed 8/126:00 am
FSD
-
BIL
1 stop4h 41m
United Airlines
Deal found 7/25$379
This United Airlines deal was found by Cheapflights users on 7/21. 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.
Sat 11/145:00 am
BIL
-
FSD
1 stop4h 29m
United Airlines
Tue 11/179:35 am
FSD
-
BIL
1 stop4h 43m
United Airlines
Deal found 7/21$399
This Delta deal was found by Cheapflights users on 7/22. 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.
Tue 8/186:26 am
BIL
-
FSD
1 stop5h 12m
Delta
Tue 8/258:22 am
FSD
-
BIL
2 stops10h 22m
Delta
Deal found 7/22$413
This United Airlines deal was found by Cheapflights users on 7/22. 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.
Fri 7/314:10 pm
BIL
-
FSD
1 stop6h 43m
United Airlines
Tue 8/49:30 am
FSD
-
BIL
1 stop4h 52m
United Airlines
Deal found 7/22$453
This American Airlines deal was found by Cheapflights users on 7/21. 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 7/221:29 pm
BIL
-
FSD
1 stop7h 29m
American Airlines
Sat 7/255:34 pm
FSD
-
BIL
1 stop6h 39m
American Airlines
Deal found 7/21$455
This American Airlines deal was found by Cheapflights users on 7/22. 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.
Tue 11/171:54 pm
BIL
-
FSD
1 stop6h 00m
American Airlines
Thu 11/191:08 pm
FSD
-
BIL
1 stop8h 40m
American Airlines
Deal found 7/22$537
This United Airlines deal was found by Cheapflights users on 7/21. 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.
Tue 8/115:57 pm
BIL
-
FSD
1 stop4h 47m
United Airlines
Wed 8/125:05 pm
FSD
-
BIL
1 stop4h 55m
United Airlines
Deal found 7/21$547
This Kiwi.com deal was found by Cheapflights users on 7/24. 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.
Thu 8/65:53 pm
BIL
-
FSD
1 stop24h 57m
Multiple Airlines
Wed 8/128:08 pm
FSD
-
BIL
2 stops38h 02m
Multiple Airlines
Deal found 7/24$614

Find 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 July 26, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$319
(United Airlines)
Provider with most accurate pricing for Billings Logan Intl-Sioux Falls Joe Foss Field flight deals.
Search Deals
Provider most trusted by Cheapflights users for Billings Logan Intl-Sioux Falls Joe Foss Field flights.
Search Deals
From Billings Logan Intl to Sioux Falls Joe Foss Field
Search Deals

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 July 26, 2026.
Use the filters below to find and compare flights from Billings to Sioux Falls that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BillingsSioux Falls

BIL - FSD

BILFSD

Billings Logan Intl

Thu 8/6

6:00 pm-11:53 pm

1 stop4h 53m

Sioux Falls Joe Foss Field

Wed 8/12

6:00 am-9:41 am

1 stop4h 41m

$379

BillingsSioux Falls

BIL - FSD

BILFSD

Billings Logan Intl

Sat 11/14

5:00 am-12:35 pm

1 stop6h 35m

Sioux Falls Joe Foss Field

Tue 11/17

9:32 am-1:29 pm

1 stop4h 57m

$399

BillingsSioux Falls

BIL - FSD

BILFSD

Billings Logan Intl

Tue 11/17

11:35 am-7:44 pm

2 stops7h 09m

Sioux Falls Joe Foss Field

Thu 11/19

4:09 pm-7:48 pm

1 stop4h 39m

$673
Quickest round-trip

BillingsSioux Falls

BIL - FSD

BILFSD

Billings Logan Intl

Mon 8/10

5:07 am-10:23 am

1 stop4h 16m

Sioux Falls Joe Foss Field

Wed 8/12

9:35 am-1:21 pm

1 stop4h 46m

$695

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/25

Sorted by cheapest first

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 July.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice 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.

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 July 26, 2026.
See what other customers who have flown with United Airlines from Billings to Sioux Falls have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
10,038 reviews

Crew

8.1

Entertainment

7.1

Comfort

7.3

Food

6.6

Boarding

7.7

Overall

7.4

Reviews

1 / 20
6.0
Good

ROHIT,Jun 2026

IND - EWR

It should not be delayed by 2 hours. I missed the important event due to this
United Airlines
7.4
Good
10,038 reviews
United Airlines
7.4
Good
10,038 reviews

Crew

8.1

Entertainment

7.1

Comfort

7.3

Food

6.6

Boarding

7.7

Overall

7.4

Reviews

1 / 20
6.0
Good

ROHIT,Jun 2026

IND - EWR

It should not be delayed by 2 hours. I missed the important event due to this

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.

  • How long is the flight from Billings to Sioux Falls?

    Airlines like United Airlines fly from Billings to Sioux Falls in about 4h 53m. The time it takes to get you to your destination can typically vary by up to . The distance from Billings to Sioux Falls is about 599 mi.

  • What is the cheapest airline to fly from Billings to Sioux Falls round-trip?

    Flying on United Airlines is currently your cheapest option to Sioux Falls, with prices starting at $278.

  • 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.

See more FAQs

Traveling to a place near Sioux Falls?

Book flights to Sioux Falls if you plan to visit one of these locations
Marshall
Yankton

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Alternative routes for Billings to Sioux Falls

See prices for flight routes from nearby airports that may be better suited for you.
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Top airline flying from Billings to Sioux Falls

Discover the top airline 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 July 26, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$278Average$353FlexibilityNo cancel feeOn-time69%

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