Cheap flights from South Dakota to Ontario from C$ 563
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 11/8. Fares are subject to change and may not be available on all flights or dates of travel.
Cheap flight deals from South Dakota to Ontario
Keep the following information in mind while searching for South Dakota to Ontario flight deals. Data was last updated 31 July 2025.
Find flight deals from South Dakota to Ontario
Cheapest flights from South Dakota to OntarioExplore the most affordable flight options available from South Dakota to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 31 July 2025.
Explore the most affordable flight options available from South Dakota to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 31 July 2025.
Cheapflights Fare Finder
Use the filters below to find and compare flights from South Dakota to Ontario that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
Sioux FallsMontreal
FSD - YUL
FSDYUL
Sioux Falls Joe Foss Field
Mon 15/9
6:00 p.m.-11:45 a.m.
1 stop16h 45m
Montreal Pierre Elliott Trudeau Intl
Mon 22/9
5:15 p.m.-11:49 a.m.
1 stop19h 34m
Sioux FallsMontreal
FSD - YUL
FSDYUL
Sioux Falls Joe Foss Field
Tue 14/10
6:10 p.m.-11:54 a.m.
1 stop16h 44m
Montreal Pierre Elliott Trudeau Intl
Tue 21/10
1:20 p.m.-10:22 p.m.
1 stop10h 02m
Rapid CityMontreal
RAP - YUL
RAPYUL
Rapid City
Sun 14/9
6:12 p.m.-11:46 a.m.
1 stop15h 34m
Montreal Pierre Elliott Trudeau Intl
Sun 21/9
3:44 p.m.-8:51 p.m.
1 stop7h 07m
Sioux FallsMontreal
FSD - YUL
FSDYUL
Sioux Falls Joe Foss Field
Mon 15/9
6:11 p.m.-5:00 p.m.
2 stops21h 49m
Montreal Pierre Elliott Trudeau Intl
Mon 22/9
6:35 a.m.-5:27 p.m.
2 stops11h 52m
Sioux FallsMontreal
FSD - YUL
FSDYUL
Sioux Falls Joe Foss Field
Sun 24/8
6:04 p.m.-11:16 p.m.
1 stop4h 12m
Montreal Pierre Elliott Trudeau Intl
Sun 7/9
12:55 p.m.-11:46 p.m.
2 stops11h 51m
Sioux FallsToronto
FSD - YYZ
FSDYYZ
Sioux Falls Joe Foss Field
Mon 11/8
6:03 p.m.-10:59 a.m.
1 stop15h 56m
Toronto Pearson Intl
Sun 17/8
6:30 a.m.-12:28 a.m.
1 stop18h 58m
Sioux FallsToronto
FSD - YYZ
FSDYYZ
Sioux Falls Joe Foss Field
Mon 11/8
5:00 a.m.-5:23 p.m.
2 stops11h 23m
Toronto Pearson Intl
Sun 17/8
6:15 a.m.-5:24 p.m.
2 stops12h 09m
Sioux FallsMontreal
FSD - YUL
FSDYUL
Sioux Falls Joe Foss Field
Thu 28/8
6:04 p.m.-12:43 a.m.
2 stops29h 39m
Montreal Pierre Elliott Trudeau Intl
Mon 1/9
8:10 a.m.-11:46 p.m.
2 stops40h 36m
Sioux FallsToronto
FSD - YYZ
FSDYYZ
Sioux Falls Joe Foss Field
Mon 11/8
9:39 p.m.-12:44 a.m.
2 stops26h 05m
Sioux FallsToronto
FSD - YYZ
FSDYYZ
Sioux Falls Joe Foss Field
Sun 10/8
5:15 a.m.-6:09 p.m.
2 stops11h 54m
Best time to book a flight from South Dakota to Ontario
Have a flexible travel schedule? Discover the best time to fly to Ontario from South Dakota with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight from South Dakota to Ontario
Reviews of airlines servicing Ontario
Get insights into the airlines that provide service to Ontario. 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 Ontario. Reviews last updated 31 July 2025.
Read through reviews of airlines operating flights from South Dakota to Ontario, such as Delta,United Airlines, andAmerican Airlines. 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.
Overall
Comfort
Crew
Boarding
Food
Entertainment
Reviews
Kim,May 2025
PIH - SLC
Overall
Comfort
Crew
Boarding
Food
Entertainment
Reviews
Kim,May 2025
PIH - SLC
Overall
Comfort
Crew
Boarding
Food
Entertainment
Reviews
Kim,May 2025
PIH - SLC
Overall
Comfort
Crew
Boarding
Food
Entertainment
Reviews
Kim,May 2025
PIH - SLC
Overall
Comfort
Crew
Boarding
Food
Entertainment
Reviews
Kim,May 2025
PIH - SLC
Related info for your journey
Find useful and relevant information for your journey from South Dakota to Ontario. 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 South Dakota to Ontario
See prices for flight routes from nearby airports that may be better suited for you.
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When you search for this flight from South Dakota to Ontario, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.
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Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from South Dakota to Ontario for you. Better yet — we are completely free to use.
Can Cheapflights find flights from South Dakota to Ontario with no change fees?
Users can book flights with no change fees policies with our dedicated filters. Book flights from South Dakota to Ontario flexibly with Cheapflights today.
Can Cheapflights notify me if prices for flights from South Dakota to Ontario become cheaper?
Yes, Cheapflights offers price alerts on South Dakota to Ontario flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.