$125+ Cheap flights from Ontario to Sioux Falls (ONT - 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 11/30. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — FSD
Nov 29 — Dec 61
Round-trip
1 adult, Economy
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Find cheap flights from Ontario to Sioux Falls 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 Ontario to Sioux Falls
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Cheapest flights from Ontario to Sioux FallsExplore the most affordable flight options available from Ontario to Sioux Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2026.
Explore the most affordable flight options available from Ontario to Sioux Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2026.
This American Airlines deal was found by Cheapflights users on 10/26. 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 11/2512:45 pm -
1 stop6h 08m
Wed 12/28:00 am -
1 stop6h 38m
Deal found 10/26![American Airlines logo]()
$359
This Kiwi.com deal was found by Cheapflights users on 10/28. 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 12/2410:30 pm -
1 stop15h 19m
Wed 12/3010:06 am -
2 stops34h 09m
Deal found 10/28![Multiple Airlines logo]()
$382
This Trip.com deal was found by Cheapflights users on 10/30. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/1111:00 am -
1 stop7h 20m
Fri 1/14:39 pm -
1 stop7h 14m
Deal found 10/30![Multiple Airlines logo]()
$397
This Kiwi.com deal was found by Cheapflights users on 10/30. 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 11/58:35 pm -
1 stop23h 06m
Fri 11/1310:31 pm -
1 stop19h 50m
Deal found 10/30![Multiple Airlines logo]()
$408
This Kiwi.com deal was found by Cheapflights users on 10/30. 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 11/75:07 pm -
1 stop18h 21m
Fri 11/1310:31 pm -
1 stop12h 34m
Deal found 10/30![Multiple Airlines logo]()
$422
This American Airlines deal was found by Cheapflights users on 10/28. 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 11/1112:42 pm -
1 stop6h 12m
Sat 11/145:58 pm -
1 stop6h 59m
Deal found 10/28![American Airlines logo]()
$429
This United Airlines deal was found by Cheapflights users on 10/28. 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 11/111:29 pm -
1 stop4h 35m
Sat 11/149:32 am -
2 stops10h 29m
Deal found 10/28![United Airlines logo]()
$434
This American Airlines deal was found by Cheapflights users on 10/26. 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 11/512:42 pm -
1 stop6h 12m
Mon 11/95:58 pm -
1 stop7h 48m
Deal found 10/26![American Airlines logo]()
$464
This American Airlines deal was found by Cheapflights users on 10/30. 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.
Fri 11/612:42 pm -
1 stop6h 12m
Wed 11/112:26 pm -
1 stop5h 44m
Deal found 10/30![American Airlines logo]()
$482
Best flights from Ontario to Sioux FallsDiscover carefully curated flight deals from Ontario to Sioux Falls that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 30, 2026.
Discover carefully curated flight deals from Ontario to Sioux Falls that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 30, 2026.
This United Airlines deal was found by Cheapflights users on 10/28. 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 11/111:29 pm -
1 stop4h 35m
Sat 11/149:32 am -
2 stops10h 29m
Deal found 10/28![United Airlines logo]()
$434
This United Airlines deal was found by Cheapflights users on 10/26. 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 11/251:29 pm -
1 stop4h 35m
Wed 12/29:24 am -
2 stops13h 14m
Deal found 10/26![United Airlines logo]()
$439
This United Airlines deal was found by Cheapflights users on 10/29. 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 2/61:42 pm -
1 stop4h 55m
Tue 2/99:25 am -
1 stop5h 15m
Deal found 10/29![United Airlines logo]()
$469
This United Airlines deal was found by Cheapflights users on 10/25. 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.
Tue 11/241:29 pm -
1 stop4h 35m
Fri 11/279:32 am -
1 stop5h 01m
Deal found 10/25![United Airlines logo]()
$623
This United Airlines deal was found by Cheapflights users on 10/30. 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 12/101:40 pm -
1 stop4h 53m
Sun 1/39:00 am -
1 stop5h 42m
Deal found 10/30![United Airlines logo]()
$623
This United Airlines deal was found by Cheapflights users on 10/28. 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 12/91:40 pm -
1 stop4h 53m
Tue 12/299:00 am -
1 stop5h 42m
Deal found 10/28![United Airlines logo]()
$717
This United Airlines deal was found by Cheapflights users on 10/26. 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 2/221:45 pm -
1 stop4h 52m
Fri 2/264:50 pm -
1 stop21h 49m
Deal found 10/26![United Airlines logo]()
$717
Last-minute flights from Ontario to Sioux FallsDiscover last-minute flight deals from Ontario to Sioux Falls. Data last updated October 30, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Sioux Falls. Data last updated October 30, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 10/30. 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 11/58:35 pm -
1 stop23h 06m
Fri 11/1310:31 pm -
1 stop19h 50m
Deal found 10/30![Multiple Airlines logo]()
$408
This American Airlines deal was found by Cheapflights users on 10/26. 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 11/512:42 pm -
1 stop6h 12m
Mon 11/95:58 pm -
1 stop7h 48m
Deal found 10/26![American Airlines logo]()
$464
This Kiwi.com deal was found by Cheapflights users on 10/30. 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 11/58:35 pm -
1 stop23h 06m
Mon 11/910:32 pm -
1 stop19h 49m
Deal found 10/30![Multiple Airlines logo]()
$502
This American Airlines deal was found by Cheapflights users on 10/30. 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.
Fri 11/612:42 pm -
1 stop6h 12m
Wed 11/112:26 pm -
1 stop5h 44m
Deal found 10/30![American Airlines logo]()
$482
This United Airlines deal was found by Cheapflights users on 10/30. 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 11/61:32 pm -
1 stop4h 37m
Wed 11/117:48 am -
2 stops12h 13m
Deal found 10/30![United Airlines logo]()
$487
This Kiwi.com deal was found by Cheapflights users on 10/30. 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 11/75:07 pm -
1 stop18h 21m
Fri 11/1310:31 pm -
1 stop12h 34m
Deal found 10/30![Multiple Airlines logo]()
$422
This American Airlines deal was found by Cheapflights users on 10/28. 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 11/1112:42 pm -
1 stop6h 12m
Sat 11/145:58 pm -
1 stop6h 59m
Deal found 10/28![American Airlines logo]()
$429
This United Airlines deal was found by Cheapflights users on 10/28. 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 11/111:29 pm -
1 stop4h 35m
Sat 11/149:32 am -
2 stops10h 29m
Deal found 10/28![United Airlines logo]()
$434
This American Airlines deal was found by Cheapflights users on 10/26. 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 11/2512:45 pm -
1 stop6h 08m
Wed 12/28:00 am -
1 stop6h 38m
Deal found 10/26![American Airlines logo]()
$359
One-way flights from Ontario to Sioux FallsSearch for one-way flight options from Ontario to Sioux Falls. Find affordable one-way fares based on user searches. Data last updated October 30, 2026.
Search for one-way flight options from Ontario to Sioux Falls. Find affordable one-way fares based on user searches. Data last updated October 30, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/28. 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 11/308:15 am -
1 stop10h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/28![Multiple Airlines logo]()
$125
This Kiwi.com deal was found by Cheapflights users on 10/27. 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.
Fri 12/1810:48 pm -
1 stop13h 01m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/27![Multiple Airlines logo]()
$149
This Kiwi.com deal was found by Cheapflights users on 10/26. 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.
Fri 11/208:31 pm -
2 stops36h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/26![Multiple Airlines logo]()
$223
This Kiwi.com deal was found by Cheapflights users on 10/27. 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 11/2910:40 pm -
1 stop20h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/27![Multiple Airlines logo]()
$238
This American Airlines deal was found by Cheapflights users on 10/26. 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.
Fri 12/189:47 pm -
1 stop14h 37m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/26![American Airlines logo]()
$291
This American Airlines deal was found by Cheapflights users on 10/26. 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.
Fri 11/2010:37 am -
1 stop8h 16m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/26![American Airlines logo]()
$339
This Delta deal was found by Cheapflights users on 10/30. 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 1/57:05 am -
1 stop10h 42m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/30![Delta logo]()
$349
Find flight deals from Ontario to Sioux Falls
Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) 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 October 30, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $359 (American Airlines) |
One-way from | $125 (Kiwi.com) |
Popular in | November |
Cheapest in | June |
Average price | $468 |
Cheapflights Fare Finder
Customize your flight search to find flights from Ontario 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 7,457,451 searches. Data last updated October 30, 2026.
Use the filters below to find and compare flights from Ontario to Sioux Falls that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
OntarioSioux Falls
ONT Ontario - FSD Sioux Falls Joe Foss Field
ONTFSD
Ontario
Mon 11/30
8:15 am-8:55 pm
1 stop10h 40m
Sioux Falls Joe Foss Field
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$125
OntarioSioux Falls
ONT Ontario - FSD Sioux Falls Joe Foss Field
ONTFSD
Ontario
Fri 11/20
8:31 pm-11:06 am
2 stops36h 35m
Sioux Falls Joe Foss Field
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$223
OntarioSioux Falls
ONT Ontario - FSD Sioux Falls Joe Foss Field
ONTFSD
Ontario
Sun 11/29
10:40 pm-8:55 pm
1 stop20h 15m
Sioux Falls Joe Foss Field
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$238
OntarioSioux Falls
ONT Ontario - FSD Sioux Falls Joe Foss Field
ONTFSD
Ontario
Fri 11/20
4:25 pm-11:54 pm
1 stop5h 29m
Sioux Falls Joe Foss Field
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$339
OntarioSioux Falls
ONT Ontario - FSD Sioux Falls Joe Foss Field
ONTFSD
Ontario
Sun 1/3
10:48 pm-9:04 pm
1 stop20h 16m
Sioux Falls Joe Foss Field
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$382
Quickest round-trip
OntarioSioux Falls
ONT Ontario - FSD Sioux Falls Joe Foss Field
ONTFSD
Ontario
Wed 11/25
1:29 pm-8:04 pm
1 stop4h 35m
Sioux Falls Joe Foss Field
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$394
OntarioSioux Falls
ONT Ontario - FSD Sioux Falls Joe Foss Field
ONTFSD
Ontario
Sat 1/2
10:51 pm-7:37 pm
3 stops42h 46m
Sioux Falls Joe Foss Field
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$405
OntarioSioux Falls
ONT Ontario - FSD Sioux Falls Joe Foss Field
ONTFSD
Ontario
Wed 11/11
1:29 pm-8:04 pm
1 stop4h 35m
Sioux Falls Joe Foss Field
Sat 11/14
9:32 am-6:01 pm
2 stops10h 29m
$434
OntarioSioux Falls
ONT Ontario - FSD Sioux Falls Joe Foss Field
ONTFSD
Ontario
Thu 11/19
1:29 pm-8:04 pm
1 stop4h 35m
Sioux Falls Joe Foss Field
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$439
OntarioSioux Falls
ONT Ontario - FSD Sioux Falls Joe Foss Field
ONTFSD
Ontario
Wed 11/25
1:29 pm-8:04 pm
1 stop4h 35m
Sioux Falls Joe Foss Field
Wed 12/2
9:24 am-8:38 pm
2 stops13h 14m
$439
Showing 1-10 of 16 resultsSorted by cheapest first
Compare providers for flights from Ontario 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 Ontario to Sioux Falls in October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Ontario-Sioux Falls flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Ontario-Sioux Falls flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Ontario-Sioux Falls flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Ontario-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 Ontario-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 Ontario to Sioux Falls
Have a flexible travel schedule? Discover the best time to fly to Sioux Falls from Ontario with our price prediction graph.
ONT-FSD
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 Ontario to Sioux Falls
What is the cheapest month to book a flight from Ontario to Sioux Falls?
Currently, June is the cheapest month in which you can book a flight from Ontario to Sioux Falls (average of $309). Flying from Ontario to Sioux Falls in November is currently the most expensive (average of $705). 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.
How much does it cost to fly round-trip from Ontario to Sioux Falls?
Airfare is below average for this route at the moment.
Ontario to Sioux Falls flights typically cost between $382 and $706 in November.The cheapest round-trip price found within the last 5 days was $359 on American Airlines (Nov 25-Dec 2).
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 October 30, 2026.
Read reviews from past customers who have flown United Airlines,American Airlines, andFrontier from Ontario to Sioux Falls. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.1
Boarding
7.7
Comfort
7.3
Overall
7.3
Entertainment
7.1
Food
6.7
Reviews
1 / 20
4.0
OkayDynasty,May 2026
LAX - EWR
Crew
8.1
Boarding
7.7
Comfort
7.3
Overall
7.3
Entertainment
7.1
Food
6.7
Reviews
1 / 20
4.0
OkayDynasty,May 2026
LAX - EWR
Crew
8.1
Boarding
7.7
Comfort
7.3
Overall
7.3
Entertainment
7.1
Food
6.7
Reviews
1 / 20
4.0
OkayDynasty,May 2026
LAX - EWR
Crew
8.1
Boarding
7.7
Comfort
7.3
Overall
7.3
Entertainment
7.1
Food
6.7
Reviews
1 / 20
4.0
OkayDynasty,May 2026
LAX - EWR
Related info for your journey
Find useful and relevant information for your journey from Ontario to Sioux Falls. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Sioux Falls?
Book flights to Sioux Falls if you plan to visit one of these locationsYankton
Marshall
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Ontario and Sioux Falls flights
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Explore flights to Sioux Falls departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on October 30, 2026.
Top 3 airlines flying from Ontario to Sioux Falls
Discover the top 3 airlines that operate flights from Ontario 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 7,457,451 searches. Data last updated October 30, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$250 | Average$295 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$303 | Average$406 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$318 | Average$508 | FlexibilityNo cancel fee | On-time69% |