Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Ontario to Sioux Falls from $184

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 1/14. 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
0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Ontario to Sioux Falls

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
6:05 am - 1:21 pm
ONT
-
FSD
5h 16m1 stop
Frontier Logo
2:16 pm - 11:59 pm
FSD
-
ONT
11h 43m1 stop
$215Frontier
Thu, Feb 26 - Sun, Mar 1
Multiple Airlines Logo
10:18 am - 8:41 pm
ONT
-
FSD
8h 23m1 stop
Multiple Airlines Logo
9:31 pm - 1:52 pm
FSD
-
ONT
18h 21m1 stop
$248Multiple Airlines
Fri, Feb 6 - Mon, Feb 9
Frontier Logo
7:30 am - 1:21 pm
ONT
-
FSD
27h 51m1 stop
Frontier Logo
1:59 pm - 11:59 pm
FSD
-
ONT
12h 00m1 stop
$253Frontier
Wed, Feb 18 - Fri, Feb 27
Frontier Logo
6:15 am - 8:00 pm
ONT
-
FSD
11h 45m1 stop
Frontier Logo
8:55 pm - 11:59 pm
FSD
-
ONT
5h 04m1 stop
$268Frontier
Fri, Mar 6 - Mon, Mar 9
United Airlines Logo
6:39 pm - 10:47 am
ONT
-
FSD
14h 08m2 stops
United Airlines Logo
5:18 pm - 8:58 pm
FSD
-
ONT
5h 40m1 stop
$294United Airlines
Fri, Feb 6 - Mon, Feb 9
American Airlines Logo
5:02 pm - 11:58 pm
ONT
-
FSD
4h 56m1 stop
American Airlines Logo
5:31 pm - 10:49 pm
FSD
-
ONT
7h 18m1 stop
$300American Airlines
Sat, Mar 28 - Tue, Mar 31
American Airlines Logo
5:02 pm - 11:58 pm
ONT
-
FSD
4h 56m1 stop
American Airlines Logo
6:45 am - 4:22 pm
FSD
-
ONT
11h 37m2 stops
$305American Airlines
Sat, Mar 28 - Tue, Mar 31
Frontier Logo
6:00 am - 12:56 pm
ONT
-
FSD
4h 56m1 stop
Frontier Logo
2:16 pm - 11:59 pm
FSD
-
ONT
11h 43m1 stop
$309Frontier
Fri, Feb 20 - Sun, Feb 22
Delta Logo
1:11 pm - 11:04 pm
ONT
-
FSD
7h 53m2 stops
Delta Logo
4:18 pm - 11:58 pm
FSD
-
ONT
9h 40m2 stops
$320Delta
Fri, Feb 6 - Mon, Feb 9
American Airlines Logo
6:15 am - 2:11 pm
ONT
-
FSD
5h 56m1 stop
American Airlines Logo
2:52 pm - 7:09 pm
FSD
-
ONT
6h 17m1 stop
$327American Airlines
Sat, Mar 14 - Tue, Mar 24

United Airlines flights from Ontario to Sioux Falls

Our best United Airlines deals on Ontario to Sioux Falls flight tickets
United Airlines
Feb 6
ONT6:39 pmOntario
14h 08m
2 stops
FSD10:47 amSioux Falls Joe Foss Field
Feb 9
FSD5:18 pmSioux Falls Joe Foss Field
5h 40m
1 stop
ONT8:58 pmOntario
$294
Find similar
United Airlines
Feb 14
ONT1:45 pmOntario
4h 54m
1 stop
FSD8:39 pmSioux Falls Joe Foss Field
Feb 18
FSD9:00 amSioux Falls Joe Foss Field
5h 43m
1 stop
ONT12:43 pmOntario
$351
Find similar
United Airlines
Feb 14
ONT1:45 pmOntario
4h 54m
1 stop
FSD8:39 pmSioux Falls Joe Foss Field
Feb 18
FSD9:00 amSioux Falls Joe Foss Field
10h 41m
2 stops
ONT5:41 pmOntario
$356
Find similar

Delta flights from Ontario to Sioux Falls

Our best Delta deals on Ontario to Sioux Falls flight tickets
Delta
Feb 6
ONT1:11 pmOntario
7h 53m
2 stops
FSD11:04 pmSioux Falls Joe Foss Field
Feb 9
FSD4:18 pmSioux Falls Joe Foss Field
9h 40m
2 stops
ONT11:58 pmOntario
$320
Find similar
Delta
May 15
ONT11:55 amOntario
8h 51m
2 stops
FSD10:46 pmSioux Falls Joe Foss Field
May 18
FSD4:09 pmSioux Falls Joe Foss Field
9h 35m
2 stops
ONT11:44 pmOntario
$495
Find similar
Delta
Mar 13
ONT11:59 amOntario
9h 00m
2 stops
FSD10:59 pmSioux Falls Joe Foss Field
Mar 21
FSD1:34 pmSioux Falls Joe Foss Field
11h 14m
2 stops
ONT10:48 pmOntario
$540
Find similar

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 January 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

OntarioSioux Falls

ONT - FSD

ONTFSD

Ontario

Thu 2/26

6:05 am-1:21 pm

1 stop5h 16m

Sioux Falls Joe Foss Field

Sun 3/1

2:16 pm-11:59 pm

1 stop11h 43m

$215

OntarioSioux Falls

ONT - FSD

ONTFSD

Ontario

Fri 2/6

10:18 am-8:41 pm

1 stop8h 23m

Sioux Falls Joe Foss Field

Mon 2/9

9:31 pm-1:52 pm

1 stop18h 21m

$248

OntarioSioux Falls

ONT - FSD

ONTFSD

Ontario

Wed 2/18

7:30 am-1:21 pm

1 stop27h 51m

Sioux Falls Joe Foss Field

Fri 2/27

1:59 pm-11:59 pm

1 stop12h 00m

$253

OntarioSioux Falls

ONT - FSD

ONTFSD

Ontario

Fri 3/6

6:15 am-8:00 pm

1 stop11h 45m

Sioux Falls Joe Foss Field

Mon 3/9

8:55 pm-11:59 pm

1 stop5h 04m

$268

OntarioSioux Falls

ONT - FSD

ONTFSD

Ontario

Fri 2/6

6:39 pm-10:47 am

2 stops14h 08m

Sioux Falls Joe Foss Field

Mon 2/9

5:18 pm-8:58 pm

1 stop5h 40m

$294

OntarioSioux Falls

ONT - FSD

ONTFSD

Ontario

Sat 3/28

5:02 pm-11:58 pm

1 stop4h 56m

Sioux Falls Joe Foss Field

Tue 3/31

5:31 pm-10:49 pm

1 stop7h 18m

$300

OntarioSioux Falls

ONT - FSD

ONTFSD

Ontario

Sat 3/28

5:02 pm-11:58 pm

1 stop4h 56m

Sioux Falls Joe Foss Field

Tue 3/31

6:45 am-4:22 pm

2 stops11h 37m

$305

OntarioSioux Falls

ONT - FSD

ONTFSD

Ontario

Fri 2/20

6:00 am-12:56 pm

1 stop4h 56m

Sioux Falls Joe Foss Field

Sun 2/22

2:16 pm-11:59 pm

1 stop11h 43m

$309

OntarioSioux Falls

ONT - FSD

ONTFSD

Ontario

Fri 2/6

1:11 pm-11:04 pm

2 stops7h 53m

Sioux Falls Joe Foss Field

Mon 2/9

4:18 pm-11:58 pm

2 stops9h 40m

$320

OntarioSioux Falls

ONT - FSD

ONTFSD

Ontario

Sat 3/14

6:15 am-2:11 pm

1 stop5h 56m

Sioux Falls Joe Foss Field

Tue 3/24

2:52 pm-7:09 pm

1 stop6h 17m

$327

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 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 $158.

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 54m

Direct flights

None
The fastest flight from Ontario to Sioux Falls takes 4h 54m
There are no direct flights from Ontario to Sioux Falls. There are no popular flight routes from Ontario to Sioux Falls.
Search flight deals

  • 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 54m.

  • 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
3,061 reviews
Search Frontier flights
American AirlinesPriceFrom $268Free CancellationRating
7.2
11,095 reviews
Search American Airlines flights
United AirlinesPriceFrom $293Free CancellationRating
7.4
9,141 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.

An easier way to manage your Sioux Falls 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.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Sat 2/7
Sat 2/14
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States