Cheap flights from Ontario to South Dakota from C$ 242
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 22/5. Fares are subject to change and may not be available on all flights or dates of travel.
Cheap flight deals from Ontario to South Dakota
Keep the following information in mind while searching for Ontario to South Dakota flight deals. Data was last updated 22 April 2025.
Find flight deals from Ontario to South Dakota
Cheapest flights from Ontario to South DakotaExplore the most affordable flight options available from Ontario to South Dakota. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 April 2025.
Explore the most affordable flight options available from Ontario to South Dakota. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 April 2025.
Cheapflights Fare Finder
Customize your flight search to find flights from Ontario to South Dakota 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 629,999 searches. Data last updated 22 April 2025.
Use the filters below to find and compare flights from Ontario to South Dakota that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
TorontoSioux Falls
YYZ - FSD
YYZFSD
Toronto Pearson Intl
Mon 9/6
6:14 p.m.-12:16 p.m.
2 stops19h 02m
Sioux Falls Joe Foss Field
Fri 13/6
6:00 a.m.-11:55 a.m.
1 stop4h 55m
TorontoSioux Falls
YYZ - FSD
YYZFSD
Toronto Pearson Intl
Thu 22/5
6:30 a.m.-3:37 p.m.
1 stop10h 07m
Sioux Falls Joe Foss Field
Thu 29/5
4:10 p.m.-12:30 p.m.
1 stop19h 20m
TorontoSioux Falls
YYZ - FSD
YYZFSD
Toronto Pearson Intl
Tue 8/7
1:00 p.m.-10:50 a.m.
1 stop22h 50m
Sioux Falls Joe Foss Field
Sat 12/7
8:00 a.m.-4:44 p.m.
1 stop7h 44m
TorontoRapid City
YYZ - RAP
YYZRAP
Toronto Pearson Intl
Tue 27/5
7:21 p.m.-10:34 p.m.
1 stop5h 13m
Rapid City
Wed 4/6
6:33 a.m.-4:58 p.m.
2 stops8h 25m
TorontoRapid City
YYZ - RAP
YYZRAP
Toronto Pearson Intl
Tue 27/5
9:44 a.m.-3:55 p.m.
1 stop8h 11m
Rapid City
Wed 4/6
1:38 p.m.-11:07 p.m.
1 stop7h 29m
OttawaRapid City
YOW - RAP
YOWRAP
Ottawa
Thu 5/6
5:55 a.m.-9:14 p.m.
2 stops17h 19m
Rapid City
Thu 12/6
10:04 p.m.-7:55 p.m.
1 stop19h 51m
MontrealSioux Falls
YUL - FSD
YULFSD
Montreal Pierre Elliott Trudeau Intl
Mon 5/5
5:00 p.m.-10:12 a.m.
2 stops18h 12m
Sioux Falls Joe Foss Field
Thu 8/5
4:20 p.m.-11:19 p.m.
1 stop5h 59m
MontrealSioux Falls
YUL - FSD
YULFSD
Montreal Pierre Elliott Trudeau Intl
Mon 5/5
8:05 a.m.-8:49 p.m.
1 stop13h 44m
Sioux Falls Joe Foss Field
Thu 8/5
6:00 a.m.-3:26 p.m.
1 stop8h 26m
OttawaRapid City
YOW - RAP
YOWRAP
Ottawa
Thu 5/6
5:25 p.m.-9:26 p.m.
1 stop6h 01m
Rapid City
Thu 12/6
1:38 p.m.-9:35 p.m.
1 stop5h 57m
TorontoSioux Falls
YYZ - FSD
YYZFSD
Toronto Pearson Intl
Tue 8/7
10:35 p.m.-9:52 a.m.
2 stops36h 17m
Sioux Falls Joe Foss Field
Sun 13/7
7:37 p.m.-12:33 a.m.
2 stops27h 56m
Best time to book a flight from Ontario to South Dakota
Have a flexible travel schedule? Discover the best time to fly to South Dakota from Ontario with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight from Ontario to South Dakota
What is the cheapest time of day to fly from ON to SD?
Find hourly flight availability from Ontario to South Dakota. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 22 April 2025.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Region of Ontario to South Dakota as you normally would.
Rainfall in South Dakota by month
Plan your trip to South Dakota by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in South Dakota ranges from 15.0 - 99.0 mm per month. June is typically the wettest month, when rainfall can reach 99.0 mm. January is typically the driest time to visit South Dakota when rainfall is around 15.0 mm.
Temperature in South Dakota by month
Plan your trip to South Dakota by taking into account the average temperature totals by month.
If weather is an important factor for your trip to South Dakota, 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 23.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -9.0 C).
Reviews of airlines servicing South Dakota
Get insights into the airlines that provide service to South Dakota. 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 South Dakota. Reviews last updated 22 April 2025.
Get a feel of what it's like to fly with Delta, United Airlines and American Airlines from Ontario to South Dakota by reading reviews from past customers. 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
Entertainment
Overall
Boarding
Food
Comfort
Reviews
Aaron,Oct 2024
TUS - LAX
Crew
Entertainment
Overall
Boarding
Food
Comfort
Reviews
Aaron,Oct 2024
TUS - LAX
Crew
Entertainment
Overall
Boarding
Food
Comfort
Reviews
Aaron,Oct 2024
TUS - LAX
Crew
Entertainment
Overall
Boarding
Food
Comfort
Reviews
Aaron,Oct 2024
TUS - LAX
Crew
Entertainment
Overall
Boarding
Food
Comfort
Reviews
Aaron,Oct 2024
TUS - LAX
Related info for your journey
Find useful and relevant information for your journey from Ontario to South Dakota. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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.
Alternative routes for Ontario to South Dakota
See prices for flight routes from nearby airports that may be better suited for you.
Top airline flying from Ontario to South Dakota
Discover the top airline that operate flights from Ontario to South Dakota. 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 629,999 searches. Data last updated 22 April 2025.
Fly with Cheapflights
Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.
How does Cheapflights help users find flights from Ontario to South Dakota?
Cheapflights helps you search for flights from Ontario to South Dakota via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.
Why should you use Cheapflights to find cheap flight tickets from Ontario to South Dakota?
Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Ontario to South Dakota for you. Better yet — we are completely free to use.
Can Cheapflights find flights from Ontario to South Dakota with no change fees?
Yes! Cheapflights helps users easily find flights from Ontario to South Dakota with no change fees.
Can Cheapflights notify me if prices for flights from Ontario to South Dakota become cheaper?
Of course! You can now track prices for flights from Ontario to South Dakota and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.