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Cheap flights from Sioux Falls to Ontario from C$ 345

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 23/8. Fares are subject to change and may not be available on all flights or dates of travel.
FSD — YYZ
13 Jun — 20 Jun1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Sioux Falls to Ontario

Enter your travel dates to find the best prices.

Cheapest flights from Sioux Falls to Ontario
Explore the most affordable flight options available from Sioux Falls to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 14 May 2026.

Mon 1/69:26 a.m.
FSD
-
YYZ
1 stop11h 29m
Multiple Airlines
Mon 8/67:45 a.m.
YYZ
-
FSD
1 stop29h 39m
Multiple Airlines
Deal found 13/5C$ 852
Wed 1/77:02 a.m.
FSD
-
YYZ
1 stop15h 27m
American Airlines
Sat 4/77:20 a.m.
YYZ
-
FSD
1 stop9h 51m
American Airlines
Deal found 13/5C$ 877
Thu 1/106:00 p.m.
FSD
-
YUL
1 stop16h 15m
American Airlines
Mon 5/106:00 p.m.
YUL
-
FSD
1 stop23h 40m
American Airlines
Deal found 10/5C$ 938
Fri 29/56:00 a.m.
FSD
-
YYZ
1 stop16h 18m
United Airlines
Tue 2/69:00 p.m.
YYZ
-
FSD
1 stop25h 43m
United Airlines
Deal found 12/5C$ 970
Fri 5/64:40 p.m.
FSD
-
YUL
1 stop18h 02m
American Airlines
Fri 12/65:33 p.m.
YUL
-
FSD
1 stop19h 15m
American Airlines
Deal found 13/5C$ 985
Thu 11/612:04 p.m.
FSD
-
YYZ
1 stop10h 25m
American Airlines
Mon 15/611:39 a.m.
YYZ
-
FSD
1 stop13h 41m
American Airlines
Deal found 10/5C$ 1,049
Wed 10/64:40 p.m.
FSD
-
YUL
2 stops18h 48m
American Airlines
Tue 16/65:33 p.m.
YUL
-
FSD
1 stop23h 37m
American Airlines
Deal found 14/5C$ 1,106
Thu 1/105:25 a.m.
FSD
-
YUL
2 stops12h 28m
Delta
Mon 5/109:28 a.m.
YUL
-
FSD
2 stops13h 41m
Delta
Deal found 10/5C$ 1,159
Fri 5/66:30 p.m.
FSD
-
YUL
2 stops17h 39m
United Airlines
Fri 12/66:00 a.m.
YUL
-
FSD
2 stops16h 43m
United Airlines
Deal found 13/5C$ 1,188
Tue 8/127:40 a.m.
FSD
-
YXU
2 stops13h 06m
United Airlines
Wed 9/129:45 a.m.
YXU
-
FSD
2 stops12h 58m
United Airlines
Deal found 12/5C$ 1,323

Find flight deals from Sioux Falls to Ontario

Keep the following information in mind while searching for Sioux Falls to Ontario flight deals. Data was last updated 14 May 2026.

Round-trip from

C$ 852

One-way from

C$ 345
1/6-8/6
  • 1/6-8/6
  • 2 total stops
  • 41h 08m total
  • Sioux Falls to Ontario
Search Deals
23/8
  • 23/8
  • 3 total stops
  • 24h 59m total
  • Sioux Falls to Ontario
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Sioux Falls to Ontario 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 14 May 2026.
Use the filters below to find and compare flights from Sioux Falls to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Sioux FallsToronto

FSD - YYZ

FSDYYZ

Sioux Falls Joe Foss Field

Mon 1/6

9:26 a.m.-9:55 p.m.

1 stop11h 29m

Toronto Pearson Intl

Mon 8/6

7:45 a.m.-12:24 p.m.

1 stop29h 39m

C$ 852

Sioux FallsMontreal

FSD - YUL

FSDYUL

Sioux Falls Joe Foss Field

Thu 1/10

6:00 p.m.-11:15 a.m.

1 stop16h 15m

Montreal Pierre Elliott Trudeau Intl

Mon 5/10

6:00 p.m.-4:40 p.m.

1 stop23h 40m

C$ 938

Sioux FallsToronto

FSD - YYZ

FSDYYZ

Sioux Falls Joe Foss Field

Fri 29/5

6:00 a.m.-11:18 p.m.

1 stop16h 18m

Toronto Pearson Intl

Tue 2/6

9:00 p.m.-9:43 p.m.

1 stop25h 43m

C$ 970

Sioux FallsToronto

FSD - YYZ

FSDYYZ

Sioux Falls Joe Foss Field

Thu 11/6

12:04 p.m.-11:29 p.m.

1 stop10h 25m

Toronto Pearson Intl

Mon 15/6

11:39 a.m.-12:20 a.m.

1 stop13h 41m

C$ 1,049

Sioux FallsMontreal

FSD - YUL

FSDYUL

Sioux Falls Joe Foss Field

Wed 10/6

4:40 p.m.-12:28 p.m.

2 stops18h 48m

Montreal Pierre Elliott Trudeau Intl

Tue 16/6

5:33 p.m.-4:10 p.m.

1 stop23h 37m

C$ 1,106
Quickest round-trip

Sioux FallsToronto

FSD - YYZ

FSDYYZ

Sioux Falls Joe Foss Field

Thu 11/6

10:56 a.m.-9:59 p.m.

2 stops10h 03m

Toronto Pearson Intl

Mon 15/6

7:24 p.m.-11:12 p.m.

1 stop4h 48m

C$ 1,151

Sioux FallsMontreal

FSD - YUL

FSDYUL

Sioux Falls Joe Foss Field

Thu 1/10

5:25 a.m.-6:53 p.m.

2 stops12h 28m

Montreal Pierre Elliott Trudeau Intl

Mon 5/10

9:28 a.m.-10:09 p.m.

2 stops13h 41m

C$ 1,159

Sioux FallsMontreal

FSD - YUL

FSDYUL

Sioux Falls Joe Foss Field

Fri 5/6

6:30 p.m.-1:09 p.m.

2 stops17h 39m

Montreal Pierre Elliott Trudeau Intl

Fri 12/6

6:00 a.m.-9:43 p.m.

2 stops16h 43m

C$ 1,188
Cheapest one-way

Sioux FallsToronto

FSD - YYZ

FSDYYZ

Sioux Falls Joe Foss Field

Sun 23/8

10:00 p.m.-5:45 a.m.

2 stops30h 45m

C$ 356

Sioux FallsToronto

FSD - YYZ

FSDYYZ

Sioux Falls Joe Foss Field

Fri 21/8

8:14 p.m.-1:05 a.m.

3 stops27h 51m

C$ 437

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/5

Showing 1-10 of 15 resultsSorted by cheapest first
1
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Best time to book a flight from Sioux Falls to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Sioux Falls 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 Sioux Falls to Ontario
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 Sioux Falls to Ontario. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Sioux Falls to Ontario?

    Sioux Falls Joe Foss Field (FSD) is the airport you will fly out of if you book a flight from Sioux Falls to Ontario. It is only a 4.1 km journey to Joe Foss Field (FSD) from Sioux Falls’s city centre.

  • How long is the flight from Sioux Falls to Region of Ontario?

    American Airlines, United Airlines, and Delta can get you from Sioux Falls to Region of Ontario in just under 12h 28m. Your travel time can differ by up to 3h 50m. The distance from Sioux Falls to Region of Ontario is about 1827 km. This flight may include one or multiple stops.

  • What are the most popular routes from Sioux Falls to Region of Ontario?

    While some choose either Sioux Falls Joe Foss Field - Montreal Pierre Elliott Trudeau Intl or Sioux Falls Joe Foss Field - London, Sioux Falls Joe Foss Field - Toronto Pearson Intl is the most popular route from Sioux Falls to Region of Ontario.

  • Can I find deals for flights from Sioux Falls to Ontario that include hotel bookings?

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

  • How can I find direct flights from Sioux Falls to Ontario?

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

  • Can I find deals for business class flights from Sioux Falls to Ontario?

    Yes. Cheapflights offers flight deals from Sioux Falls to Ontario 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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Why should you use Cheapflights to find cheap flight tickets from Sioux Falls to Ontario?

Cheapflights helps you find that perfect flight to Ontario from Sioux Falls by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Sioux Falls to Ontario with no change fees?

Certainly. Search results for flights to Ontario from Sioux Falls shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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Not ready to book yet? You can track prices for flights from Sioux Falls to Ontario on Cheapflights with our Price Alert feature and get notified when better prices are available.

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