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$267+ Cheap flights from Sioux Falls to Billings (FSD - BIL)

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 10/16. Fares are subject to change and may not be available on all flights or dates of travel.
FSD — BIL
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheap flight deals from Sioux Falls to Billings

Discover tips and strategies to find the most affordable flight options for your journey from Sioux Falls (FSD) to Billings (BIL). 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 September 11, 2025.

Round-trip from

$267
(United Airlines)

Popular in

October

Cheapest in

April

Average price

$477
From Sioux Falls Joe Foss Field to Billings Logan Intl
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Highest demand for flights based on searches. 10% potential increase in price ($52 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($19 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Sioux Falls to Billings

Cheapest flights from Sioux Falls to Billings
Explore the most affordable flight options available from Sioux Falls to Billings. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This United Airlines deal was found by Cheapflights users on 9/9. 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 10/166:00 amFSD - BIL
1 stop4h 35mUnited Airlines
Sat 11/12:31 pmBIL - FSD
1 stop4h 52mUnited Airlines
Deal found 9/9$267
This United Airlines deal was found by Cheapflights users on 9/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/226:00 amFSD - BIL
1 stop4h 35mUnited Airlines
Sun 10/265:57 pmBIL - FSD
1 stop4h 47mUnited Airlines
Deal found 9/10$294
This United Airlines deal was found by Cheapflights users on 9/9. 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 10/176:00 amFSD - BIL
1 stop4h 35mUnited Airlines
Sat 11/12:31 pmBIL - FSD
1 stop4h 52mUnited Airlines
Deal found 9/9$301
This United Airlines deal was found by Cheapflights users on 9/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/256:00 amFSD - BIL
1 stop4h 35mUnited Airlines
Mon 9/295:00 amBIL - FSD
1 stop4h 42mUnited Airlines
Deal found 9/10$339
This American Airlines deal was found by Cheapflights users on 9/10. 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.
Thu 10/236:00 amFSD - BIL
1 stop6h 50mAmerican Airlines
Tue 10/281:54 pmBIL - FSD
1 stop6h 22mAmerican Airlines
Deal found 9/10$354
This Delta deal was found by Cheapflights users on 9/11. 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.
Mon 9/295:46 pmFSD - BIL
1 stop6h 24mDelta
Sat 10/46:25 amBIL - FSD
1 stop4h 46mDelta
Deal found 9/11$369
This United Airlines deal was found by Cheapflights users on 9/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/146:00 amFSD - BIL
1 stop4h 46mUnited Airlines
Sun 11/162:31 pmBIL - FSD
1 stop4h 52mUnited Airlines
Deal found 9/10$405
This United Airlines deal was found by Cheapflights users on 9/11. 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.
Mon 9/296:10 pmFSD - BIL
2 stops16h 25mUnited Airlines
Sat 10/42:30 pmBIL - FSD
1 stop4h 51mUnited Airlines
Deal found 9/11$458
This American Airlines deal was found by Cheapflights users on 9/11. 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.
Thu 12/183:14 pmFSD - BIL
1 stop8h 40mAmerican Airlines
Sat 1/107:42 amBIL - FSD
1 stop8h 04mAmerican Airlines
Deal found 9/11$493

Cheapflights Fare Finder

 
Customize your flight search to find flights from Sioux Falls to Billings 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 September 11, 2025.
Use the filters below to find and compare flights from Sioux Falls to Billings that are best for you.

Fly from

Sioux Falls

Fly to

Billings

Route

Depart

Return

Price

Sioux FallsBillings

FSD - BIL

FSDBIL

Sioux Falls Joe Foss Field

Thu 10/16

6:00 am-9:35 am

1 stop4h 35m

Billings Logan Intl

Sat 11/1

2:31 pm-8:23 pm

1 stop4h 52m

$267

Sioux FallsBillings

FSD - BIL

FSDBIL

Sioux Falls Joe Foss Field

Wed 10/22

6:00 am-9:35 am

1 stop4h 35m

Billings Logan Intl

Sun 10/26

5:57 pm-11:44 pm

1 stop4h 47m

$294

Sioux FallsBillings

FSD - BIL

FSDBIL

Sioux Falls Joe Foss Field

Fri 10/17

6:00 am-9:35 am

1 stop4h 35m

Billings Logan Intl

Sat 11/1

2:31 pm-8:23 pm

1 stop4h 52m

$301

Sioux FallsBillings

FSD - BIL

FSDBIL

Sioux Falls Joe Foss Field

Tue 3/3

1:20 pm-10:37 pm

2 stops10h 17m

Billings Logan Intl

Sat 3/7

6:15 am-12:35 pm

1 stop5h 20m

$329

Sioux FallsBillings

FSD - BIL

FSDBIL

Sioux Falls Joe Foss Field

Thu 9/25

6:00 am-9:35 am

1 stop4h 35m

Billings Logan Intl

Mon 9/29

5:00 am-10:42 am

1 stop4h 42m

$339

Sioux FallsBillings

FSD - BIL

FSDBIL

Sioux Falls Joe Foss Field

Tue 3/3

5:00 pm-8:51 pm

1 stop4h 51m

Billings Logan Intl

Sat 3/7

2:40 pm-8:46 pm

1 stop5h 06m

$349

Sioux FallsBillings

FSD - BIL

FSDBIL

Sioux Falls Joe Foss Field

Thu 10/23

6:00 am-11:50 am

1 stop6h 50m

Billings Logan Intl

Tue 10/28

1:54 pm-9:16 pm

1 stop6h 22m

$354

Sioux FallsBillings

FSD - BIL

FSDBIL

Sioux Falls Joe Foss Field

Mon 9/29

5:46 pm-11:10 pm

1 stop6h 24m

Billings Logan Intl

Sat 10/4

6:25 am-12:11 pm

1 stop4h 46m

$369

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/9

Best time to book a flight from Sioux Falls to Billings

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

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

Currently, January is the cheapest month in which you can book a flight from Sioux Falls to Billings (average of $396). Flying from Sioux Falls to Billings in June is currently the most expensive (average of $510). 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 FSD to BIL?

Find hourly flight availability from Sioux Falls to Billings. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 11, 2025.

It’s typically best to fly out from Sioux Falls to Billings in the evening. Doing so could potentially save you 49% on the flight price compared to flying in the afternoon, which is usually more expensive.

Reviews of airlines servicing Billings

Get insights into the airlines that provide service to Billings. 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 Billings. Reviews last updated September 11, 2025.
Get a feel of what it's like to fly with Delta and United Airlines from Sioux Falls to Billings by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,960 reviews

Overall

8.0

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Entertainment

7.9

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
7,960 reviews
Delta
8.0
Very good
7,960 reviews

Overall

8.0

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Entertainment

7.9

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
8,937 reviews
Delta
8.0
Very good
7,960 reviews

Overall

8.0

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Entertainment

7.9

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 Sioux Falls to Billings. 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 Sioux Falls to Billings?

    A quick flight from Sioux Falls to Billings can take about 4h 35m. United Airlines provides one of the quickest options available for as low as $267. Airlines will cover a distance of 599 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    According to our current data, Delta ($248), and United Airlines ($278) offers the cheapest pricing from Sioux Falls to Billings. Delta is currently priced 46% below the average price you’ll pay for this route.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Sioux Falls to Billings (average of $396). Flying from Sioux Falls to Billings in June is currently the most expensive (average of $510). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 2 airlines flying from Sioux Falls to Billings

Discover the top 2 airlines that operate flights from Sioux Falls to Billings. 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 September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$248Average$358FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$278Average$372FlexibilityNo cancel feeOn-time69%

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