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Cheap flights from Ontario to Sioux Falls from $105

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to Sioux Falls departing on 6/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Find the cheapest flights from Ontario to Sioux Falls

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
6:00 am - 6:33 pm
ONT
-
FSD
10h 33m
1 stop
Frontier Logo
7:18 pm - 11:49 pm
FSD
-
ONT
6h 31m
1 stop
$160Frontier
Wed, May 6 - Wed, May 13
Frontier Logo
12:59 am - 7:21 pm
ONT
-
FSD
16h 22m
1 stop
Frontier Logo
4:07 pm - 10:05 am
FSD
-
ONT
19h 58m
1 stop
$172Frontier
Thu, Apr 30 - Fri, May 8
Frontier Logo
12:59 am - 7:21 pm
ONT
-
FSD
16h 22m
1 stop
Frontier Logo
7:18 pm - 11:49 pm
FSD
-
ONT
6h 31m
1 stop
$192Frontier
Thu, Apr 30 - Wed, May 13
Frontier Logo
12:59 am - 7:11 pm
ONT
-
FSD
16h 12m
1 stop
Frontier Logo
4:07 pm - 10:05 am
FSD
-
ONT
19h 58m
1 stop
$198Frontier
Sun, May 3 - Mon, May 11
Frontier Logo
6:00 am - 3:22 pm
ONT
-
FSD
7h 22m
1 stop
Frontier Logo
4:07 pm - 11:49 pm
FSD
-
ONT
9h 42m
1 stop
$210Frontier
Fri, May 8 - Mon, May 11
Frontier Logo
12:59 am - 7:21 pm
ONT
-
FSD
16h 22m
1 stop
Frontier Logo
8:06 pm - 11:55 pm
FSD
-
ONT
5h 49m
1 stop
$212Frontier
Sun, Apr 19 - Fri, Apr 24
Frontier Logo
12:59 am - 7:21 pm
ONT
-
FSD
16h 22m
1 stop
Frontier Logo
8:06 pm - 10:05 am
FSD
-
ONT
15h 59m
1 stop
$218Frontier
Thu, Apr 30 - Mon, May 4
Frontier Logo
6:00 am - 7:19 pm
ONT
-
FSD
11h 19m
1 stop
Frontier Logo
8:14 pm - 11:49 pm
FSD
-
ONT
5h 35m
1 stop
$230Frontier
Wed, Jun 10 - Fri, Jun 12
Frontier Logo
12:59 am - 7:21 pm
ONT
-
FSD
16h 22m
1 stop
Frontier Logo
8:06 pm - 11:55 pm
FSD
-
ONT
5h 49m
1 stop
$233Frontier
Sun, Apr 19 - Fri, Apr 24
Frontier Logo
6:00 am - 3:22 pm
ONT
-
FSD
7h 22m
1 stop
Frontier Logo
4:07 pm - 10:05 am
FSD
-
ONT
19h 58m
1 stop
$258Frontier
Fri, May 15 - Mon, May 18

Frontier flights from Ontario to Sioux Falls

Our best Frontier deals on Ontario to Sioux Falls flight tickets
Frontier
May 6
ONT6:00 amOntario
10h 33m
1 stop
FSD6:33 pmSioux Falls Joe Foss Field
May 13
FSD7:18 pmSioux Falls Joe Foss Field
6h 31m
1 stop
ONT11:49 pmOntario
$160
Frontier
Apr 30
ONT12:59 amOntario
16h 22m
1 stop
FSD7:21 pmSioux Falls Joe Foss Field
May 8
FSD4:07 pmSioux Falls Joe Foss Field
19h 58m
1 stop
ONT10:05 amOntario
$172
Frontier
Apr 30
ONT12:59 amOntario
16h 22m
1 stop
FSD7:21 pmSioux Falls Joe Foss Field
May 13
FSD7:18 pmSioux Falls Joe Foss Field
6h 31m
1 stop
ONT11:49 pmOntario
$192

American Airlines flights from Ontario to Sioux Falls

Our best American Airlines deals on Ontario to Sioux Falls flight tickets
American Airlines
Sep 30
ONT12:35 pmOntario
7h 20m
1 stop
FSD9:55 pmSioux Falls Joe Foss Field
Oct 7
FSD5:54 pmSioux Falls Joe Foss Field
7h 12m
1 stop
ONT11:06 pmOntario
$311
American Airlines
May 28
ONT5:44 amOntario
9h 11m
1 stop
FSD4:55 pmSioux Falls Joe Foss Field
Jun 3
FSD5:35 pmSioux Falls Joe Foss Field
8h 24m
1 stop
ONT11:59 pmOntario
$330
American Airlines
May 1
ONT10:59 amOntario
8h 55m
1 stop
FSD9:54 pmSioux Falls Joe Foss Field
May 8
FSD5:28 pmSioux Falls Joe Foss Field
8h 18m
1 stop
ONT11:46 pmOntario
$349

momondo Fare Finder

 
Customize your flight search to find flights from Ontario to Sioux Falls 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, momondo users made 832,500 searches. Data last updated April 8, 2026.
Use the filters below to find and compare flights from Ontario to Sioux Falls that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OntarioSioux Falls

ONT - FSD

ONTFSD

Ontario

Wed 5/6

6:00 am-6:33 pm

1 stop10h 33m

Sioux Falls Joe Foss Field

Wed 5/13

7:18 pm-11:49 pm

1 stop6h 31m

$160

OntarioSioux Falls

ONT - FSD

ONTFSD

Ontario

Thu 4/30

12:59 am-7:21 pm

1 stop16h 22m

Sioux Falls Joe Foss Field

Fri 5/8

4:07 pm-10:05 am

1 stop19h 58m

$172

OntarioSioux Falls

ONT - FSD

ONTFSD

Ontario

Thu 4/30

12:59 am-7:21 pm

1 stop16h 22m

Sioux Falls Joe Foss Field

Wed 5/13

7:18 pm-11:49 pm

1 stop6h 31m

$192

OntarioSioux Falls

ONT - FSD

ONTFSD

Ontario

Sun 5/3

12:59 am-7:11 pm

1 stop16h 12m

Sioux Falls Joe Foss Field

Mon 5/11

4:07 pm-10:05 am

1 stop19h 58m

$198

OntarioSioux Falls

ONT - FSD

ONTFSD

Ontario

Fri 5/8

6:00 am-3:22 pm

1 stop7h 22m

Sioux Falls Joe Foss Field

Mon 5/11

4:07 pm-11:49 pm

1 stop9h 42m

$210

OntarioSioux Falls

ONT - FSD

ONTFSD

Ontario

Sun 4/19

12:59 am-7:21 pm

1 stop16h 22m

Sioux Falls Joe Foss Field

Fri 4/24

8:06 pm-11:55 pm

1 stop5h 49m

$212

OntarioSioux Falls

ONT - FSD

ONTFSD

Ontario

Thu 4/30

12:59 am-7:21 pm

1 stop16h 22m

Sioux Falls Joe Foss Field

Mon 5/4

8:06 pm-10:05 am

1 stop15h 59m

$218
Quickest round-trip

OntarioSioux Falls

ONT - FSD

ONTFSD

Ontario

Wed 6/10

6:00 am-7:19 pm

1 stop11h 19m

Sioux Falls Joe Foss Field

Fri 6/12

8:14 pm-11:49 pm

1 stop5h 35m

$230

OntarioSioux Falls

ONT - FSD

ONTFSD

Ontario

Sun 4/19

12:59 am-7:21 pm

1 stop16h 22m

Sioux Falls Joe Foss Field

Fri 4/24

8:06 pm-11:55 pm

1 stop5h 49m

$233

OntarioSioux Falls

ONT - FSD

ONTFSD

Ontario

Fri 5/15

6:00 am-3:22 pm

1 stop7h 22m

Sioux Falls Joe Foss Field

Mon 5/18

4:07 pm-10:05 am

1 stop19h 58m

$258

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Sioux Falls from

How to get the cheapest flight ticket from Ontario to Sioux Falls

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

What is the typical price of a round-trip flight between Ontario and Sioux Falls?

What is the cheapest month to fly to Sioux Falls?

The cheapest month to fly to Sioux Falls from Ontario is in October. Flight prices, which tend to average around $230, are often lower during this time because this is during the off-season. If you’re not able to fly to Sioux Falls in October, then December is your next best option. Flight prices from Ontario to Sioux Falls during December average around $319.

What is the cheapest day to depart on your flight to Sioux Falls?

The cheapest day to depart on your flight to Sioux Falls is on a Wednesday when prices can be found for as low as $118. This is often the case because there is less demand to fly during this day of the week. On the other hand, Monday is the most expensive day to depart from Ontario because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $137.

What is the cheapest time of day to depart on your flight to Sioux Falls?

Our most recent data shows that the best time of day to fly to Sioux Falls is in the afternoon. Flights from Ontario to Sioux Falls during this time can be as low as $137. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are $290 on average. Flights to Sioux Falls from Ontario in the morning are generally more expensive because this time of day is more convenient for travelers’ schedules.

When to book flights from Ontario to Sioux Falls

Are you open to changing your travel dates? Check out the ideal times to fly from Ontario to Sioux Falls according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Ontario to Sioux Falls (ONT to FSD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ontario to Sioux Falls

Fastest flight time

4h 50m

Direct flights

None
The fastest flight from Ontario to Sioux Falls takes 4h 50m
There are no direct flights from Ontario to Sioux Falls. There are no popular flight routes from Ontario to Sioux Falls.
Search flight deals

Frequently asked questions about flying from Ontario to Sioux Falls

  • How far is Ontario to Sioux Falls Joe Foss Field by plane?

    A flight from Ontario to Sioux Falls Joe Foss Field will travel around 1296.8 mi. A reasonable flight in good conditions will take 4h 50m.

  • When did momondo last update prices for flights from Ontario Airport to Sioux Falls Joe Foss Field Airport?

    Prices for flights from Ontario Airport to Sioux Falls Joe Foss Field Airport are updated daily.

  • How many operators does momondo search for flights from Ontario Airport to Sioux Falls Joe Foss Field Airport?

  • How old do you have to be to fly from Ontario Airport to Sioux Falls Joe Foss Field Airport?

    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 Airport to Sioux Falls Joe Foss Field Airport.

  • What documentation or ID do you need to fly to Sioux Falls Joe Foss Field Airport?

    The travel and health documents required for your trip to Sioux Falls Joe Foss Field Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Sioux Falls Joe Foss Field Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from Ontario to Sioux Falls?

Best airlines flying from Ontario to Sioux Falls

Compare and see reviews for airlines that fly from Ontario to Sioux Falls with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $65Free CancellationRating
5.7
2,997 reviews
Search Frontier flights
American AirlinesPriceFrom $268Free CancellationRating
7.1
11,556 reviews
Search American Airlines flights
United AirlinesPriceFrom $293Free CancellationRating
7.4
9,552 reviews
Search United Airlines flights

Traveling to a place near Sioux Falls?

Book flights to Sioux Falls if you plan to visit one of these locations
Yankton
Marshall
Worthington

Why use momondo?

Why should I use momondo to find a flight deal from Ontario to Sioux Falls?

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

Can I find flights from Ontario to Sioux Falls with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Sioux Falls from Ontario with this policy.

How can momondo help me find flights from Ontario to Sioux Falls?

Once you have performed a search for Ontario to Sioux Falls 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 Ontario to Sioux Falls right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Sioux Falls, momondo offers a useful price alert feature which will track prices for flights to Sioux Falls from Ontario and alert you when they change.

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