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Cheap flights from Ontario to South Dakota from C$ 341

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 13/6. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — FSD
31 May — 7 Jun1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ontario to South Dakota

Enter your travel dates to find the best prices.

Cheapest flights from Ontario to South Dakota
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 1 May 2026.

Wed 3/65:20 p.m.
YOW
-
RAP
1 stop6h 17m
United Airlines
Fri 5/61:35 p.m.
RAP
-
YOW
1 stop6h 00m
United Airlines
Deal found 26/4C$ 592
Tue 25/86:00 p.m.
YOW
-
RAP
2 stops18h 12m
United Airlines
Wed 26/81:33 p.m.
RAP
-
YOW
1 stop6h 02m
United Airlines
Deal found 29/4C$ 593
Mon 25/57:45 a.m.
YYZ
-
FSD
1 stop29h 46m
Multiple Airlines
Mon 1/64:25 p.m.
FSD
-
YYZ
2 stops30h 45m
Multiple Airlines
Deal found 27/4C$ 630
Tue 26/56:45 p.m.
YYZ
-
FSD
2 stops16h 30m
Delta
Tue 2/68:19 a.m.
FSD
-
YYZ
2 stops14h 22m
Delta
Deal found 28/4C$ 640
Mon 17/86:25 a.m.
YOW
-
RAP
1 stop5h 47m
United Airlines
Fri 28/81:33 p.m.
RAP
-
YOW
1 stop6h 02m
United Airlines
Deal found 26/4C$ 670
Tue 26/57:20 a.m.
YYZ
-
FSD
1 stop9h 56m
American Airlines
Tue 2/612:07 p.m.
FSD
-
YYZ
1 stop10h 17m
American Airlines
Deal found 28/4C$ 727
Fri 22/53:10 p.m.
YYZ
-
FSD
1 stop8h 47m
American Airlines
Tue 26/54:46 p.m.
FSD
-
YYZ
1 stop18h 48m
American Airlines
Deal found 27/4C$ 733
Fri 4/127:45 p.m.
YUL
-
RAP
2 stops17h 27m
Delta
Tue 8/124:00 p.m.
RAP
-
YUL
2 stops14h 42m
Delta
Deal found 29/4C$ 760
Wed 3/65:05 p.m.
YYZ
-
RAP
2 stops19h 28m
Delta
Mon 8/64:29 p.m.
RAP
-
YYZ
1 stop4h 45m
Delta
Deal found 28/4C$ 790
Sat 23/57:20 a.m.
YYZ
-
RAP
1 stop9h 33m
American Airlines
Fri 29/53:23 p.m.
RAP
-
YYZ
1 stop17h 36m
American Airlines
Deal found 29/4C$ 808
Fri 29/57:20 a.m.
YYZ
-
RAP
1 stop9h 33m
American Airlines
Fri 5/63:19 p.m.
RAP
-
YYZ
1 stop17h 39m
American Airlines
Deal found 29/4C$ 825
Sat 5/99:15 a.m.
YUL
-
FSD
2 stops13h 37m
United Airlines
Wed 9/96:00 a.m.
FSD
-
YUL
2 stops7h 40m
United Airlines
Deal found 26/4C$ 833

Find 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 1 May 2026.

Round-trip from

C$ 592

One-way from

C$ 341
United Airlines
  • United Airlines
  • 3/6-5/6
  • 2 total stops
  • 12h 17m total
  • Ontario to South Dakota
Search Deals
13/6
  • 13/6
  • 3 total stops
  • 34h 24m total
  • Ontario to South Dakota
Search Deals

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 1 May 2026.
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

Cheapest round-trip

OttawaRapid City

YOW - RAP

YOWRAP

Ottawa

Wed 3/6

5:20 p.m.-9:37 p.m.

1 stop6h 17m

Rapid City

Fri 5/6

1:35 p.m.-9:35 p.m.

1 stop6h 00m

C$ 592

OttawaRapid City

YOW - RAP

YOWRAP

Ottawa

Tue 25/8

6:00 p.m.-10:12 a.m.

2 stops18h 12m

Rapid City

Wed 26/8

1:33 p.m.-11:54 p.m.

2 stops8h 21m

C$ 593

OttawaRapid City

YOW - RAP

YOWRAP

Ottawa

Mon 17/8

6:25 a.m.-10:12 a.m.

1 stop5h 47m

Rapid City

Fri 28/8

1:33 p.m.-9:35 p.m.

1 stop6h 02m

C$ 670

TorontoSioux Falls

YYZ - FSD

YYZFSD

Toronto Pearson Intl

Fri 22/5

3:10 p.m.-10:57 p.m.

1 stop8h 47m

Sioux Falls Joe Foss Field

Tue 26/5

4:46 p.m.-12:34 p.m.

1 stop18h 48m

C$ 733

TorontoSioux Falls

YYZ - FSD

YYZFSD

Toronto Pearson Intl

Tue 26/5

7:22 p.m.-11:11 p.m.

1 stop4h 49m

Sioux Falls Joe Foss Field

Tue 2/6

8:19 a.m.-11:41 p.m.

2 stops14h 22m

C$ 752

MontrealSioux Falls

YUL - FSD

YULFSD

Montreal Pierre Elliott Trudeau Intl

Sat 5/9

7:00 a.m.-12:28 p.m.

1 stop6h 28m

Sioux Falls Joe Foss Field

Wed 9/9

5:25 a.m.-5:05 p.m.

1 stop10h 40m

C$ 833

MontrealSioux Falls

YUL - FSD

YULFSD

Montreal Pierre Elliott Trudeau Intl

Sat 5/9

9:15 a.m.-9:52 p.m.

2 stops13h 37m

Sioux Falls Joe Foss Field

Wed 9/9

6:00 a.m.-2:40 p.m.

2 stops7h 40m

C$ 833

TorontoRapid City

YYZ - RAP

YYZRAP

Toronto Pearson Intl

Thu 27/8

4:18 p.m.-8:32 p.m.

1 stop6h 14m

Rapid City

Mon 31/8

1:33 p.m.-11:54 p.m.

2 stops8h 21m

C$ 833

TorontoSioux Falls

YYZ - FSD

YYZFSD

Toronto Pearson Intl

Thu 1/10

7:12 p.m.-10:46 p.m.

1 stop4h 34m

Sioux Falls Joe Foss Field

Sat 3/10

10:58 a.m.-10:57 p.m.

2 stops10h 59m

C$ 835

MontrealSioux Falls

YUL - FSD

YULFSD

Montreal Pierre Elliott Trudeau Intl

Tue 25/8

11:23 a.m.-11:37 p.m.

2 stops13h 14m

Sioux Falls Joe Foss Field

Wed 26/8

7:40 a.m.-5:30 p.m.

1 stop8h 50m

C$ 835

Flights are sorted by cheapest round-trip flights first.

Deals found on 28/4

Showing 1-10 of 32 resultsSorted by cheapest first
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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.
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 South Dakota
No data available for this route at this time. Please check back soon.

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.

  • How long is the flight from Region of Ontario to South Dakota?

    A quick flight from Region of Ontario to South Dakota can take about 4h 49m. United Airlines provides one of the quickest options available for as low as C$ 752. The distance from Region of Ontario to South Dakota is about 1374 km. This flight may include one or multiple stops.

  • Can I find deals for flights from Ontario to South Dakota that include hotel bookings?

    Yes. In addition to deals on Ontario to South Dakota flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Ontario to South Dakota?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to South Dakota.

  • Can I find deals for business class flights from Ontario to South Dakota?

    Yes. Cheapflights offers flight deals from Ontario to South Dakota by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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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.
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Yes! Cheapflights helps users easily find flights from Ontario to South Dakota with no change fees.

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