$274+ 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 10/10. Fares are subject to change and may not be available on all flights or dates of travel.
FSD — BIL
Oct 8 — Oct 151
Round-trip
1 adult, Economy
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Find cheap flights from Sioux Falls to Billings with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Sioux Falls to Billings
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Cheapest flights from Sioux Falls to BillingsExplore 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 8, 2026.
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 8, 2026.
This United Airlines deal was found by Cheapflights users on 9/5. 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 9/195:15 pm -
1 stop4h 45m
Mon 9/215:57 pm -
1 stop4h 47m
Deal found 9/5![United Airlines logo]()
$369
This United Airlines deal was found by Cheapflights users on 9/6. 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 9/186:50 pm -
1 stop5h 01m
Sun 9/205:00 am -
1 stop4h 44m
Deal found 9/6![United Airlines logo]()
$399
This United Airlines deal was found by Cheapflights users on 9/3. 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 9/195:15 pm -
1 stop6h 38m
Wed 9/235:00 am -
1 stop4h 44m
Deal found 9/3![United Airlines logo]()
$429
This United Airlines deal was found by Cheapflights users on 9/4. 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.
Sun 10/46:00 am -
1 stop4h 44m
Sat 10/105:57 pm -
1 stop4h 47m
Deal found 9/4![United Airlines logo]()
$448
This United Airlines deal was found by Cheapflights users on 9/6. 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 10/95:04 pm -
1 stop5h 06m
Mon 10/125:57 pm -
1 stop4h 47m
Deal found 9/6![United Airlines logo]()
$621
This Kiwi.com deal was found by Cheapflights users on 9/3. 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.
Sun 11/2911:31 am -
1 stop23h 36m
Mon 11/303:44 pm -
1 stop22h 04m
Deal found 9/3![Allegiant Air logo]()
$658
Best flights from Sioux Falls to BillingsDiscover carefully curated flight deals from Sioux Falls to Billings that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 8, 2026.
Discover carefully curated flight deals from Sioux Falls to Billings that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 8, 2026.
This United Airlines deal was found by Cheapflights users on 9/7. 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 9/221:33 pm -
1 stop4h 43m
Sat 9/265:57 pm -
1 stop4h 47m
Deal found 9/7![United Airlines logo]()
$369
This Delta deal was found by Cheapflights users on 9/7. 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 2/124:09 pm -
1 stop4h 39m
Mon 2/156:15 am -
1 stop4h 56m
Deal found 9/7![Delta logo]()
$589
This Kiwi.com deal was found by Cheapflights users on 9/3. 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.
Sun 11/2911:31 am -
1 stop23h 36m
Mon 11/303:44 pm -
1 stop22h 04m
Deal found 9/3![Allegiant Air logo]()
$658
This United Airlines deal was found by Cheapflights users on 9/6. 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 9/186:50 pm -
1 stop5h 01m
Sun 9/205:00 am -
1 stop4h 44m
Deal found 9/6![United Airlines logo]()
$399
This United Airlines deal was found by Cheapflights users on 9/4. 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 9/199:35 am -
1 stop4h 46m
Mon 9/215:57 pm -
1 stop4h 47m
Deal found 9/4![United Airlines logo]()
$429
This United Airlines deal was found by Cheapflights users on 9/3. 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 9/195:15 pm -
1 stop6h 38m
Wed 9/235:00 am -
1 stop4h 44m
Deal found 9/3![United Airlines logo]()
$429
This United Airlines deal was found by Cheapflights users on 9/6. 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 10/95:04 pm -
1 stop5h 06m
Mon 10/125:57 pm -
1 stop4h 47m
Deal found 9/6![United Airlines logo]()
$621
Last-minute flights from Sioux Falls to BillingsDiscover last-minute flight deals from Sioux Falls to Billings. Data last updated September 8, 2026 and is based on user searches.
Discover last-minute flight deals from Sioux Falls to Billings. Data last updated September 8, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 9/6. 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 9/186:50 pm -
1 stop5h 01m
Sun 9/205:00 am -
1 stop4h 44m
Deal found 9/6![United Airlines logo]()
$399
This United Airlines deal was found by Cheapflights users on 9/5. 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 9/195:15 pm -
1 stop4h 45m
Mon 9/215:57 pm -
1 stop4h 47m
Deal found 9/5![United Airlines logo]()
$369
This United Airlines deal was found by Cheapflights users on 9/4. 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.
Sun 10/46:00 am -
1 stop4h 44m
Sat 10/105:57 pm -
1 stop4h 47m
Deal found 9/4![United Airlines logo]()
$448
This United Airlines deal was found by Cheapflights users on 9/6. 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 10/95:04 pm -
1 stop5h 06m
Mon 10/125:57 pm -
1 stop4h 47m
Deal found 9/6![United Airlines logo]()
$621
One-way flights from Sioux Falls to BillingsSearch for one-way flight options from Sioux Falls to Billings. Find affordable one-way fares based on user searches. Data last updated September 8, 2026.
Search for one-way flight options from Sioux Falls to Billings. Find affordable one-way fares based on user searches. Data last updated September 8, 2026.
This United Airlines deal was found by Cheapflights users on 9/4. 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 10/105:04 pm -
1 stop5h 06m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![United Airlines logo]()
$274
This Delta deal was found by Cheapflights users on 9/4. 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.
Sat 10/101:00 pm -
2 stops10h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![Delta logo]()
$289
This United Airlines deal was found by Cheapflights users on 9/4. 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 9/195:15 pm -
1 stop4h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![United Airlines logo]()
$351
This American Airlines deal was found by Cheapflights users on 9/6. 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.
Mon 10/2612:53 pm -
1 stop9h 19m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![American Airlines logo]()
$369
This Delta deal was found by Cheapflights users on 9/4. 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.
Sat 9/1910:40 am -
2 stops8h 13m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![Delta logo]()
$384
This Kiwi.com deal was found by Cheapflights users on 9/4. 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.
Sat 10/1012:58 pm -
3 stops56h 04m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![Multiple Airlines logo]()
$486
This Kiwi.com deal was found by Cheapflights users on 9/6. 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.
Mon 10/261:41 pm -
3 stops46h 44m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![Multiple Airlines logo]()
$508
This United Airlines deal was found by Cheapflights users on 9/6. 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 10/2611:14 am -
2 stops11h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![United Airlines logo]()
$1,222
Find 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 8, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $354 (Delta) |
One-way from | $274 (United Airlines) |
Popular in | June |
Cheapest in | November |
Average price | $333 |
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 7,457,451 searches. Data last updated September 8, 2026.
Use the filters below to find and compare flights from Sioux Falls to Billings that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Sioux FallsBillings
FSD Sioux Falls Joe Foss Field - BIL Billings Logan Intl
FSDBIL
Sioux Falls Joe Foss Field
Sat 10/10
1:00 pm-10:25 pm
2 stops10h 25m
Billings Logan Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$289
Quickest round-trip
Sioux FallsBillings
FSD Sioux Falls Joe Foss Field - BIL Billings Logan Intl
FSDBIL
Sioux Falls Joe Foss Field
Sat 9/19
5:15 pm-9:00 pm
1 stop4h 45m
Billings Logan Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$351
Sioux FallsBillings
FSD Sioux Falls Joe Foss Field - BIL Billings Logan Intl
FSDBIL
Sioux Falls Joe Foss Field
Mon 10/26
12:53 pm-9:12 pm
1 stop9h 19m
Billings Logan Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$369
Sioux FallsBillings
FSD Sioux Falls Joe Foss Field - BIL Billings Logan Intl
FSDBIL
Sioux Falls Joe Foss Field
Tue 9/22
1:33 pm-5:16 pm
1 stop4h 43m
Billings Logan Intl
Sat 9/26
5:57 pm-11:44 pm
1 stop4h 47m
$369
Sioux FallsBillings
FSD Sioux Falls Joe Foss Field - BIL Billings Logan Intl
FSDBIL
Sioux Falls Joe Foss Field
Sat 9/19
10:40 am-5:53 pm
2 stops8h 13m
Billings Logan Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$384
Sioux FallsBillings
FSD Sioux Falls Joe Foss Field - BIL Billings Logan Intl
FSDBIL
Sioux Falls Joe Foss Field
Fri 9/18
6:50 pm-10:51 pm
1 stop5h 01m
Billings Logan Intl
Sun 9/20
5:00 am-10:44 am
1 stop4h 44m
$399
Sioux FallsBillings
FSD Sioux Falls Joe Foss Field - BIL Billings Logan Intl
FSDBIL
Sioux Falls Joe Foss Field
Sat 9/19
9:35 am-1:21 pm
1 stop4h 46m
Billings Logan Intl
Mon 9/21
5:57 pm-11:44 pm
1 stop4h 47m
$429
Sioux FallsBillings
FSD Sioux Falls Joe Foss Field - BIL Billings Logan Intl
FSDBIL
Sioux Falls Joe Foss Field
Sat 9/19
5:15 pm-10:53 pm
1 stop6h 38m
Billings Logan Intl
Wed 9/23
5:00 am-10:44 am
1 stop4h 44m
$429
Sioux FallsBillings
FSD Sioux Falls Joe Foss Field - BIL Billings Logan Intl
FSDBIL
Sioux Falls Joe Foss Field
Sat 10/10
12:58 pm-8:02 pm
3 stops56h 04m
Billings Logan Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$486
Sioux FallsBillings
FSD Sioux Falls Joe Foss Field - BIL Billings Logan Intl
FSDBIL
Sioux Falls Joe Foss Field
Mon 10/26
1:41 pm-11:25 am
3 stops46h 44m
Billings Logan Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$508
Showing 1-10 of 14 resultsSorted by cheapest first
Compare providers for flights from Sioux Falls to Billings
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 Sioux Falls to Billings in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Sioux Falls-Billings flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Sioux Falls-Billings flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Sioux Falls-Billings flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Sioux Falls-Billings 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 Sioux Falls-Billings 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 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.
FSD-BIL
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 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 8, 2026.
Get a feel of what it's like to fly with 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.
Crew
8.1
Overall
7.4
Food
6.6
Comfort
7.3
Entertainment
7.1
Boarding
7.7
Reviews
1 / 20
4.0
OkayChris,Aug 2026
MIA - ORD
Crew
8.1
Overall
7.4
Food
6.6
Comfort
7.3
Entertainment
7.1
Boarding
7.7
Reviews
1 / 20
4.0
OkayChris,Aug 2026
MIA - ORD
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.
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Other flights to Billings
Explore flights to Billings departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 8, 2026.
Complete your trip
Complete your trip to Billings by adding a car rental and/or hotel reservation to your travel itinerary.
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Sioux Falls and Billings flights
Browse other Sioux Falls and Billings flight options. Last updated on September 8, 2026.
Other flights from Sioux Falls
Browse through other flights departing from Sioux Falls. Flights are based on user searches made on Cheapflights and were last updated on September 8, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top airline flying from Sioux Falls to Billings
Discover the top airline 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 7,457,451 searches. Data last updated September 8, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$268 | Average$393 | FlexibilityNo cancel fee | On-time69% |