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South Dakota

$315+ Cheap flights from Ontario to South Dakota

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 3/17. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — FSD
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
1 adult, Economy
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Cheap flight deals from Ontario to South Dakota

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 January 29, 2026.

This Kiwi.com deal was found by Cheapflights users on 1/27. 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 2/13:40 pm
YYZ
-
FSD
1 stop27h 31m
Multiple Airlines
Sun 2/811:43 am
FSD
-
YYZ
2 stops34h 55m
Multiple Airlines
Deal found 1/27$396
This United Airlines deal was found by Cheapflights users on 1/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/186:25 pm
YUL
-
FSD
1 stop17h 21m
United Airlines
Sun 2/227:40 am
FSD
-
YUL
1 stop25h 40m
United Airlines
Deal found 1/27$467
This Delta deal was found by Cheapflights users on 1/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/196:49 pm
YYZ
-
FSD
2 stops16h 32m
Delta
Tue 3/314:23 pm
FSD
-
YYZ
2 stops16h 05m
Delta
Deal found 1/28$482
This United Airlines deal was found by Cheapflights users on 1/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/412:25 pm
YYZ
-
FSD
1 stop10h 13m
United Airlines
Sun 6/77:50 am
FSD
-
YYZ
1 stop9h 38m
United Airlines
Deal found 1/27$495
This American Airlines deal was found by Cheapflights users on 1/28. 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.
Thu 3/191:10 pm
YYZ
-
FSD
1 stop7h 00m
American Airlines
Tue 3/316:50 am
FSD
-
YYZ
1 stop8h 13m
American Airlines
Deal found 1/28$547
This United Airlines deal was found by Cheapflights users on 1/28. 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.
Thu 8/2710:15 am
YYZ
-
RAP
1 stop8h 48m
United Airlines
Sat 9/57:05 am
RAP
-
YYZ
1 stop13h 39m
United Airlines
Deal found 1/28$580
This United Airlines deal was found by Cheapflights users on 1/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/711:23 am
YUL
-
RAP
2 stops11h 05m
United Airlines
Tue 6/305:30 am
RAP
-
YUL
2 stops8h 51m
United Airlines
Deal found 1/27$580
This Delta deal was found by Cheapflights users on 1/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/2410:15 am
YYZ
-
RAP
2 stops14h 12m
Delta
Thu 2/264:29 pm
RAP
-
YYZ
2 stops14h 53m
Delta
Deal found 1/28$585
This American Airlines deal was found by Cheapflights users on 1/28. 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.
Fri 8/216:49 am
YYZ
-
RAP
1 stop11h 22m
American Airlines
Mon 8/316:10 pm
RAP
-
YYZ
1 stop21h 30m
American Airlines
Deal found 1/28$587
This Delta deal was found by Cheapflights users on 1/27. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/73:00 pm
YUL
-
RAP
1 stop8h 58m
Delta
Tue 6/306:20 am
RAP
-
YUL
1 stop5h 24m
Delta
Deal found 1/27$591
This United Airlines deal was found by Cheapflights users on 1/26. 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 2/27:27 pm
YOW
-
RAP
2 stops17h 58m
United Airlines
Thu 2/57:00 am
RAP
-
YOW
2 stops12h 56m
United Airlines
Deal found 1/26$591
This Delta deal was found by Cheapflights users on 1/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/2912:30 pm
YYZ
-
RAP
1 stop4h 40m
Delta
Wed 9/96:20 am
RAP
-
YYZ
2 stops15h 02m
Delta
Deal found 1/28$592

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 January 29, 2026.

Round-trip from

$467
(United Airlines)

One-way from

$315
(United Airlines)
From Ontario to South Dakota
Search Deals
One-way flight from 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 2,558,603 searches. Data last updated January 29, 2026.
Use the filters below to find and compare flights from Ontario to South Dakota that are best for you.

Fly from

Ontario

Fly to

South Dakota

Route

Depart

Return

Price

MontrealSioux Falls

YUL - FSD

YULFSD

Montreal Pierre Elliott Trudeau Intl

Wed 2/18

8:00 pm-9:57 pm

2 stops26h 57m

Sioux Falls Joe Foss Field

Sun 2/22

6:45 pm-6:40 pm

1 stop22h 55m

$467

TorontoSioux Falls

YYZ - FSD

YYZFSD

Toronto Pearson Intl

Thu 3/19

6:49 pm-10:21 am

2 stops16h 32m

Sioux Falls Joe Foss Field

Tue 3/31

4:23 pm-9:28 am

2 stops16h 05m

$482

TorontoSioux Falls

YYZ - FSD

YYZFSD

Toronto Pearson Intl

Thu 6/4

12:25 pm-9:38 pm

1 stop10h 13m

Sioux Falls Joe Foss Field

Sun 6/7

7:50 am-6:28 pm

1 stop9h 38m

$495

TorontoSioux Falls

YYZ - FSD

YYZFSD

Toronto Pearson Intl

Thu 3/19

1:10 pm-7:10 pm

1 stop7h 00m

Sioux Falls Joe Foss Field

Tue 3/31

6:50 am-4:03 pm

1 stop8h 13m

$547

MontrealRapid City

YUL - RAP

YULRAP

Montreal Pierre Elliott Trudeau Intl

Thu 5/7

11:23 am-8:28 pm

2 stops11h 05m

Rapid City

Tue 6/30

5:30 am-4:21 pm

2 stops8h 51m

$580

TorontoRapid City

YYZ - RAP

YYZRAP

Toronto Pearson Intl

Tue 2/24

10:15 am-10:27 pm

2 stops14h 12m

Rapid City

Thu 2/26

4:29 pm-9:22 am

2 stops14h 53m

$585

MontrealRapid City

YUL - RAP

YULRAP

Montreal Pierre Elliott Trudeau Intl

Thu 5/7

3:00 pm-9:58 pm

1 stop8h 58m

Rapid City

Tue 6/30

6:20 am-1:44 pm

1 stop5h 24m

$591

TorontoRapid City

YYZ - RAP

YYZRAP

Toronto Pearson Intl

Tue 2/24

4:10 pm-10:16 pm

1 stop8h 06m

Rapid City

Thu 2/26

7:00 am-3:02 pm

1 stop6h 02m

$607

MontrealRapid City

YUL - RAP

YULRAP

Montreal Pierre Elliott Trudeau Intl

Thu 2/26

3:45 pm-1:51 pm

2 stops24h 06m

Rapid City

Thu 3/5

2:21 pm-1:45 pm

2 stops21h 24m

$616

MontrealRapid City

YUL - RAP

YULRAP

Montreal Pierre Elliott Trudeau Intl

Sun 2/8

6:00 am-3:25 pm

2 stops11h 25m

Rapid City

Wed 2/11

6:00 am-1:42 pm

1 stop5h 42m

$711

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/27

Showing 1-10 of 24 results
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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?

    United Airlines, Delta, and American Airlines can get you from Region of Ontario to South Dakota in just under 7h. Your travel time can differ by up to 19h 57m. There are 854 mi between Region of Ontario and South Dakota. Both multi-stop and nonstop flights can be found to your destination and back.

  • 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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