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

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

What airlines fly to Ontario?

United Airlines, American Airlines and Allegiant Air are the top three most popular airlines that fly to Ontario from South Dakota according to our data. United Airlines is the first choice among our users, with 59% of people opting to fly with this airline when traveling to Ontario. Keep in mind that there are 5 different airlines that fly to Ontario on a routine basis, so you have a few additional options to choose from.

How long does it take to fly to Ontario?

Average flight duration from South Dakota to Ontario depends on which airport you fly into and out of. Flying from Rapid City to Los Angeles is 5h 16m on average, while flying from Sioux Falls to Los Angeles is 5h 32m on average. Los Angeles is the most popular airport in Ontario.

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

Prices for flights from South Dakota to Ontario Airport refresh daily.

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

As of March 2026, there are 2 operators available to choose from for flights from South Dakota to Ontario Airport.

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

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from South Dakota to Ontario Airport.

What documentation or ID do you need to fly to Ontario Airport?

The necessary travel and health documents for your Ontario Airport 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.

$80 Cheap Flights from South Dakota to Ontario in 2026

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Find the cheapest flights from South Dakota to Los Angeles

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

8:06 pm - 11:55 pm

FSD

ONT

5h 49m

1 stop

6:00 am - 3:22 pm

ONT

FSD

7h 22m

1 stop

$160Frontier

Mon, May 4 - Fri, May 8

4:07 pm - 11:49 pm

FSD

ONT

9h 42m

1 stop

6:00 am - 3:22 pm

ONT

FSD

7h 22m

1 stop

$185Frontier

Fri, May 8 - Mon, May 11

4:29 pm - 10:05 am

FSD

ONT

19h 36m

1 stop

6:00 am - 3:44 pm

ONT

FSD

7h 44m

1 stop

$241Frontier

Fri, May 29 - Mon, Jun 1

5:54 pm - 11:06 pm

FSD

ONT

7h 12m

1 stop

6:00 am - 5:22 pm

ONT

FSD

9h 22m

1 stop

$311American Airlines

Sat, Aug 15 - Sat, Aug 29

12:25 pm - 9:39 pm

FSD

ONT

11h 14m

2 stops

12:35 pm - 9:55 pm

ONT

FSD

7h 20m

1 stop

$316American Airlines

Sat, Aug 15 - Sat, Aug 29

12:25 pm - 9:39 pm

FSD

ONT

11h 14m

2 stops

1:00 pm - 12:27 am

ONT

FSD

9h 27m

2 stops

$321American Airlines

Sat, Aug 15 - Sat, Aug 29

2:35 pm - 6:49 pm

FSD

ONT

6h 14m

1 stop

11:44 am - 8:03 pm

ONT

FSD

6h 19m

1 stop

$345Multiple Airlines

Wed, Apr 22 - Fri, Apr 24

12:35 pm - 5:28 pm

RAP

ONT

5h 53m

1 stop

5:00 am - 12:29 pm

ONT

RAP

6h 29m

1 stop

$396United Airlines

Fri, May 29 - Sun, May 31

2:35 pm - 7:31 am

FSD

ONT

18h 56m

2 stops

11:44 am - 8:03 pm

ONT

FSD

6h 19m

1 stop

$396Multiple Airlines

Wed, Apr 22 - Fri, Apr 24

3:10 pm - 10:31 pm

FSD

ONT

9h 21m

1 stop

5:10 am - 12:50 pm

ONT

FSD

5h 40m

1 stop

$399United Airlines

Tue, Apr 7 - Sat, Apr 11

United Airlines flights from South Dakota to Ontario

Our best United Airlines deals on South Dakota to Ontario flight tickets

United Airlines

May 29

RAP12:35 pmRapid City

5h 53m

1 stop

ONT5:28 pmOntario

May 31

ONT5:00 amOntario

6h 29m

1 stop

RAP12:29 pmRapid City

$396

United Airlines

Apr 7

FSD3:10 pmSioux Falls Joe Foss Field

9h 21m

1 stop

ONT10:31 pmOntario

Apr 11

ONT5:10 amOntario

5h 40m

1 stop

FSD12:50 pmSioux Falls Joe Foss Field

$399

United Airlines

Apr 7

FSD6:00 amSioux Falls Joe Foss Field

8h 20m

2 stops

ONT12:20 pmOntario

Apr 11

ONT5:10 amOntario

5h 40m

1 stop

FSD12:50 pmSioux Falls Joe Foss Field

$404

Frontier flights from South Dakota to Ontario

Our best Frontier deals on South Dakota to Ontario flight tickets

Frontier

May 4

FSD8:06 pmSioux Falls Joe Foss Field

5h 49m

1 stop

ONT11:55 pmOntario

May 8

ONT6:00 amOntario

7h 22m

1 stop

FSD3:22 pmSioux Falls Joe Foss Field

$160

Frontier

May 8

FSD4:07 pmSioux Falls Joe Foss Field

9h 42m

1 stop

ONT11:49 pmOntario

May 11

ONT6:00 amOntario

7h 22m

1 stop

FSD3:22 pmSioux Falls Joe Foss Field

$185

Frontier

May 29

FSD4:29 pmSioux Falls Joe Foss Field

19h 36m

1 stop

ONT10:05 amOntario

Jun 1

ONT6:00 amOntario

7h 44m

1 stop

FSD3:44 pmSioux Falls Joe Foss Field

$241

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Sioux FallsOntario

FSD - ONT

FSDONT

Sioux Falls Joe Foss Field

Mon 5/4

8:06 pm-11:55 pm

1 stop5h 49m

Ontario

Fri 5/8

6:00 am-3:22 pm

1 stop7h 22m

$160

Sioux FallsOntario

FSD - ONT

FSDONT

Sioux Falls Joe Foss Field

Fri 5/8

4:07 pm-11:49 pm

1 stop9h 42m

Ontario

Mon 5/11

6:00 am-3:22 pm

1 stop7h 22m

$185

Sioux FallsOntario

FSD - ONT

FSDONT

Sioux Falls Joe Foss Field

Fri 5/29

4:29 pm-10:05 am

1 stop19h 36m

Ontario

Mon 6/1

6:00 am-3:44 pm

1 stop7h 44m

$241

Sioux FallsOntario

FSD - ONT

FSDONT

Sioux Falls Joe Foss Field

Sat 8/15

5:54 pm-11:06 pm

1 stop7h 12m

Ontario

Sat 8/29

6:00 am-5:22 pm

1 stop9h 22m

$311

Sioux FallsOntario

FSD - ONT

FSDONT

Sioux Falls Joe Foss Field

Sat 8/15

12:25 pm-9:39 pm

2 stops11h 14m

Ontario

Sat 8/29

12:35 pm-9:55 pm

1 stop7h 20m

$316

Sioux FallsOntario

FSD - ONT

FSDONT

Sioux Falls Joe Foss Field

Sat 8/15

12:25 pm-9:39 pm

2 stops11h 14m

Ontario

Sat 8/29

1:00 pm-12:27 am

2 stops9h 27m

$321

Sioux FallsOntario

FSD - ONT

FSDONT

Sioux Falls Joe Foss Field

Wed 4/22

2:35 pm-6:49 pm

1 stop6h 14m

Ontario

Fri 4/24

11:44 am-8:03 pm

1 stop6h 19m

$345

Quickest round-trip

Rapid CityOntario

RAP - ONT

RAPONT

Rapid City

Fri 5/29

12:35 pm-5:28 pm

1 stop5h 53m

Ontario

Sun 5/31

5:00 am-12:29 pm

1 stop6h 29m

$396

Sioux FallsOntario

FSD - ONT

FSDONT

Sioux Falls Joe Foss Field

Wed 4/22

2:35 pm-7:31 am

2 stops18h 56m

Ontario

Fri 4/24

11:44 am-8:03 pm

1 stop6h 19m

$396

Sioux FallsOntario

FSD - ONT

FSDONT

Sioux Falls Joe Foss Field

Tue 4/7

3:10 pm-10:31 pm

1 stop9h 21m

Ontario

Sat 4/11

5:10 am-12:50 pm

1 stop5h 40m

$399

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 South Dakota to Ontario

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

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Other information

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

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

Cheap South Dakota to Ontario flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from South Dakota to Ontario

Fastest flight time	5h 05m
Direct flights	None

The fastest flight from South Dakota to Ontario takes 5h 05m

There are no direct flights from South Dakota to Ontario. There are no popular flight routes from South Dakota to Ontario.

Search flight deals

When did momondo last update prices for flights from South Dakota to Ontario Airport?
Prices for flights from South Dakota to Ontario Airport refresh daily.
How many operators does momondo search for flights from South Dakota to Ontario Airport?
As of March 2026, there are 2 operators available to choose from for flights from South Dakota to Ontario Airport.
How old do you have to be to fly from South Dakota to Ontario Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from South Dakota to Ontario Airport.
What documentation or ID do you need to fly to Ontario Airport?
The necessary travel and health documents for your Ontario Airport 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.

Best airlines flying from South Dakota to Ontario

Compare and see reviews for airlines that fly from South Dakota to Ontario with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $236	Free Cancellation	Rating 7.4 9,483 reviews		Search United Airlines flights
American Airlines	PriceFrom $274	Free Cancellation	Rating 7.1 11,495 reviews		Search American Airlines flights

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from South Dakota to Ontario. momondo saves you time and could save you money on your trip.

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

Yes. momondo allows you to filter the results for South Dakota to Ontario flights to just show those with flexible booking policies.

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

Once you have performed a search for South Dakota to Ontario flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

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

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Cheap flights from South Dakota to Los Angeles from $80

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from South Dakota to Los Angeles departing on 5/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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

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What airlines fly to Ontario?

How long does it take to fly to Ontario?

Cheap South Dakota to Ontario flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from South Dakota to Ontario

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Best airlines flying from South Dakota to Ontario

Compare and see reviews for airlines that fly from South Dakota to Ontario with momondo

Why use momondo?

An easier way to manage your Ontario trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

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Fly your favorite airline to Los Angeles

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List of cabin classes available on flights landing in Los Angeles. Availability may vary depending on flight origin and airline.

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