What is the cheapest airline that flies from Ontario to South Dakota?

United Airlines, American Airlines, and Delta are the most popular carriers operating from Ontario to South Dakota

When did momondo last update prices for flights from Ontario to South Dakota?

Prices for flights from Ontario to South Dakota were last updated today.

How many operators does momondo search for flights from Ontario to South Dakota?

There is 1 operator available for flights from Ontario to South Dakota as of April 2026.

How old do you have to be to fly from Ontario to South Dakota?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Ontario to South Dakota.

What documentation or ID do you need to fly to South Dakota?

The necessary travel and health documents for your South Dakota trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

C$ 257 Cheap Flights from Ontario to South Dakota in 2026

1 adult

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Find the cheapest flights from Ontario to South Dakota

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

10:00 a.m. - 10:20 p.m.

YOW

RAP

14h 20m

2 stops

5:35 p.m. - 9:11 a.m.

RAP

YOW

13h 36m

2 stops

C$ 549United Airlines

Tue, 28 Apr - Fri, 1 May

5:25 p.m. - 9:41 p.m.

YOW

RAP

6h 16m

1 stop

5:35 p.m. - 10:03 a.m.

RAP

YOW

14h 28m

2 stops

C$ 570United Airlines

Tue, 28 Apr - Fri, 1 May

5:25 p.m. - 9:41 p.m.

YOW

RAP

6h 16m

1 stop

5:35 p.m. - 10:03 a.m.

RAP

YOW

14h 28m

2 stops

C$ 571United Airlines

Tue, 28 Apr - Fri, 1 May

10:00 a.m. - 11:02 p.m.

YYZ

FSD

14h 02m

2 stops

1:35 p.m. - 9:10 a.m.

FSD

YYZ

18h 35m

2 stops

C$ 589Delta

Tue, 5 May - Tue, 12 May

8:00 a.m. - 5:21 p.m.

YUL

FSD

10h 21m

1 stop

6:11 p.m. - 2:08 p.m.

FSD

YUL

42h 57m

2 stops

C$ 609Multiple Airlines

Mon, 27 Apr - Fri, 1 May

10:00 a.m. - 1:45 p.m.

YYZ

FSD

28h 45m

2 stops

2:26 p.m. - 7:24 p.m.

FSD

YYZ

27h 58m

1 stop

C$ 631Multiple Airlines

Tue, 5 May - Tue, 12 May

7:45 a.m. - 6:01 p.m.

YYZ

FSD

11h 16m

1 stop

6:51 p.m. - 8:05 p.m.

FSD

YYZ

24h 14m

1 stop

C$ 645Multiple Airlines

Thu, 4 Jun - Sun, 7 Jun

1:15 p.m. - 11:11 p.m.

YYZ

FSD

10h 56m

1 stop

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

FSD

YYZ

10h 00m

1 stop

C$ 696American Airlines

Tue, 5 May - Tue, 12 May

9:30 a.m. - 11:40 p.m.

YUL

FSD

15h 10m

2 stops

4:17 p.m. - 8:40 a.m.

FSD

YUL

15h 23m

2 stops

C$ 719Delta

Wed, 29 Apr - Sat, 2 May

7:20 a.m. - 10:57 p.m.

YYZ

FSD

16h 37m

1 stop

7:00 a.m. - 11:24 p.m.

FSD

YYZ

15h 24m

1 stop

C$ 721American Airlines

Sat, 23 May - Sat, 30 May

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OttawaRapid City

YOW - RAP

YOWRAP

Ottawa

Tue 28/4

10:00 a.m.-10:20 p.m.

2 stops14h 20m

Rapid City

Fri 1/5

5:35 p.m.-9:11 a.m.

2 stops13h 36m

C$ 549

Quickest round-trip

OttawaRapid City

YOW - RAP

YOWRAP

Ottawa

Tue 28/4

5:25 p.m.-9:41 p.m.

1 stop6h 16m

Rapid City

Fri 1/5

5:35 p.m.-10:03 a.m.

2 stops14h 28m

C$ 570

OttawaRapid City

YOW - RAP

YOWRAP

Ottawa

Tue 28/4

5:25 p.m.-9:41 p.m.

1 stop6h 16m

Rapid City

Fri 1/5

5:35 p.m.-10:03 a.m.

2 stops14h 28m

C$ 571

TorontoSioux Falls

YYZ - FSD

YYZFSD

Toronto Pearson Intl

Tue 5/5

10:00 a.m.-11:02 p.m.

2 stops14h 02m

Sioux Falls Joe Foss Field

Tue 12/5

1:35 p.m.-9:10 a.m.

2 stops18h 35m

C$ 589

MontrealSioux Falls

YUL - FSD

YULFSD

Montreal Pierre Elliott Trudeau Intl

Mon 27/4

8:00 a.m.-5:21 p.m.

1 stop10h 21m

Sioux Falls Joe Foss Field

Fri 1/5

6:11 p.m.-2:08 p.m.

2 stops42h 57m

C$ 609

TorontoSioux Falls

YYZ - FSD

YYZFSD

Toronto Pearson Intl

Tue 5/5

10:00 a.m.-1:45 p.m.

2 stops28h 45m

Sioux Falls Joe Foss Field

Tue 12/5

2:26 p.m.-7:24 p.m.

1 stop27h 58m

C$ 631

TorontoSioux Falls

YYZ - FSD

YYZFSD

Toronto Pearson Intl

Thu 4/6

7:45 a.m.-6:01 p.m.

1 stop11h 16m

Sioux Falls Joe Foss Field

Sun 7/6

6:51 p.m.-8:05 p.m.

1 stop24h 14m

C$ 645

TorontoSioux Falls

YYZ - FSD

YYZFSD

Toronto Pearson Intl

Tue 5/5

1:15 p.m.-11:11 p.m.

1 stop10h 56m

Sioux Falls Joe Foss Field

Tue 12/5

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

1 stop10h 00m

C$ 696

MontrealSioux Falls

YUL - FSD

YULFSD

Montreal Pierre Elliott Trudeau Intl

Wed 29/4

9:30 a.m.-11:40 p.m.

2 stops15h 10m

Sioux Falls Joe Foss Field

Sat 2/5

4:17 p.m.-8:40 a.m.

2 stops15h 23m

C$ 719

TorontoSioux Falls

YYZ - FSD

YYZFSD

Toronto Pearson Intl

Sat 23/5

7:20 a.m.-10:57 p.m.

1 stop16h 37m

Sioux Falls Joe Foss Field

Sat 30/5

7:00 a.m.-11:24 p.m.

1 stop15h 24m

C$ 721

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Region of Ontario to South Dakota

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Can stopping save me money on Region of Ontario to South Dakota flights?

You could potentially save up to 3% on your flight if you consider stops on a Region of Ontario to South Dakota flight.

Frequently asked questions about flying from Ontario to South Dakota

When did momondo last update prices for flights from Ontario to South Dakota?
Prices for flights from Ontario to South Dakota were last updated today.
How many operators does momondo search for flights from Ontario to South Dakota?
There is 1 operator available for flights from Ontario to South Dakota as of April 2026.
How old do you have to be to fly from Ontario to South Dakota?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Ontario to South Dakota.
What documentation or ID do you need to fly to South Dakota?
The necessary travel and health documents for your South Dakota trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal from Ontario to South Dakota?

Finding the right flight to South Dakota from Ontario is quick and easy when you have a range of options in front of you, from reputable agents and recognizable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to South Dakota quick and easy, saving you time and money.

Can I find flights from Ontario to South Dakota with flexible booking policies on momondo?

Yes. All flights to South Dakota from Ontario on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Ontario to South Dakota?

momondo provides multiple filters to help you find the best flight to South Dakota from Ontario. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Ontario to South Dakota right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Ontario to South Dakota flights. All you need is a valid email address and we will do the rest; it is that quick and easy.