Cheap flights from Ontario to South Dakota from C$ 421
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 16/5. 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 2 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 2 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 2 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 2 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
MontrealSioux Falls
YUL - FSD
YULFSD
Montreal Pierre Elliott Trudeau Intl
Mon 5/5
6:00 p.m.-11:16 p.m.
1 stop6h 16m
Sioux Falls Joe Foss Field
Wed 7/5
5:00 a.m.-9:09 p.m.
2 stops15h 09m
TorontoRapid City
YYZ - RAP
YYZRAP
Toronto Pearson Intl
Tue 27/5
4:18 p.m.-10:00 p.m.
1 stop7h 42m
Rapid City
Wed 4/6
7:00 a.m.-10:48 p.m.
1 stop13h 48m
TorontoSioux Falls
YYZ - FSD
YYZFSD
Toronto Pearson Intl
Mon 9/6
7:47 p.m.-2:35 p.m.
2 stops19h 48m
Sioux Falls Joe Foss Field
Fri 27/6
6:30 p.m.-3:46 p.m.
1 stop20h 16m
MontrealSioux Falls
YUL - FSD
YULFSD
Montreal Pierre Elliott Trudeau Intl
Mon 5/5
2:20 p.m.-11:46 p.m.
2 stops10h 26m
Sioux Falls Joe Foss Field
Wed 7/5
9:23 a.m.-10:06 p.m.
2 stops11h 43m
TorontoRapid City
YYZ - RAP
YYZRAP
Toronto Pearson Intl
Tue 27/5
6:45 a.m.-4:04 p.m.
1 stop11h 19m
Rapid City
Wed 4/6
5:36 a.m.-11:15 p.m.
2 stops15h 39m
TorontoSioux Falls
YYZ - FSD
YYZFSD
Toronto Pearson Intl
Mon 4/8
12:15 p.m.-10:47 p.m.
2 stops11h 32m
Sioux Falls Joe Foss Field
Fri 8/8
1:20 p.m.-11:27 p.m.
1 stop9h 07m
MontrealRapid City
YUL - RAP
YULRAP
Montreal Pierre Elliott Trudeau Intl
Thu 12/6
3:40 p.m.-8:57 p.m.
1 stop7h 17m
Rapid City
Mon 16/6
4:39 p.m.-2:50 p.m.
1 stop20h 11m
TorontoSioux Falls
YYZ - FSD
YYZFSD
Toronto Pearson Intl
Mon 4/8
6:24 p.m.-11:58 a.m.
1 stop18h 34m
Sioux Falls Joe Foss Field
Fri 8/8
1:45 p.m.-11:05 p.m.
1 stop8h 20m
OttawaRapid City
YOW - RAP
YOWRAP
Ottawa
Thu 15/5
5:25 p.m.-9:14 p.m.
1 stop5h 49m
Rapid City
Thu 22/5
6:20 a.m.-9:09 p.m.
2 stops12h 49m
TorontoRapid City
YYZ - RAP
YYZRAP
Toronto Pearson Intl
Fri 16/5
6:30 a.m.-10:06 a.m.
1 stop5h 36m
Rapid City
Fri 23/5
4:25 p.m.-11:14 p.m.
1 stop4h 49m
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 2 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 2 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
Food
Boarding
Entertainment
Overall
Comfort
Reviews
Aaron,Oct 2024
TUS - LAX
Crew
Food
Boarding
Entertainment
Overall
Comfort
Reviews
Aaron,Oct 2024
TUS - LAX
Crew
Food
Boarding
Entertainment
Overall
Comfort
Reviews
Aaron,Oct 2024
TUS - LAX
Crew
Food
Boarding
Entertainment
Overall
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.
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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 2 April 2025.
Fly with Cheapflights
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How does Cheapflights help users find flights from Ontario to South Dakota?
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Why should you use Cheapflights to find cheap flight tickets from Ontario to South Dakota?
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Yes! Cheapflights helps users easily find flights from Ontario to South Dakota with no change fees.
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