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Cheap flights from Sioux Falls to Los Angeles from $131

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Sioux Falls to Los Angeles departing on 11/6. 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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0 bags

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Find the cheapest flights from Sioux Falls to Los Angeles

Cheap round-trip flights

Frontier Logo
2:32 pm - 11:50 pmFSD-ONT
11h 18m1 stop
Frontier Logo
5:53 am - 12:38 pmONT-FSD
4h 45m1 stop
$143Frontier
Find Deal
Fri, Oct 31 - Sun, Nov 2
Frontier Logo
2:32 pm - 11:50 pmFSD-ONT
11h 18m1 stop
Frontier Logo
5:53 am - 12:38 pmONT-FSD
4h 45m1 stop
$144Frontier
Find Deal
Fri, Oct 31 - Sun, Nov 2
Frontier Logo
2:23 pm - 11:50 pmFSD-ONT
11h 27m1 stop
Frontier Logo
6:45 am - 1:38 pmONT-FSD
4h 53m1 stop
$174Frontier
Find Deal
Thu, Nov 6 - Sun, Nov 9
Frontier Logo
2:23 pm - 7:29 amFSD-ONT
19h 06m2 stops
Frontier Logo
6:53 am - 1:38 pmONT-FSD
4h 45m1 stop
$193Frontier
Find Deal
Thu, Nov 13 - Sun, Nov 16
Frontier Logo
3:19 pm - 11:50 pmFSD-ONT
10h 31m1 stop
Frontier Logo
6:53 am - 1:38 pmONT-FSD
4h 45m1 stop
$203Frontier
Find Deal
Thu, Oct 16 - Sun, Oct 19
American Airlines Logo
1:27 pm - 6:52 pmFSD-ONT
7h 25m1 stop
American Airlines Logo
9:59 am - 9:07 pmONT-FSD
9h 08m2 stops
$274American Airlines
Find Deal
Sat, Nov 1 - Sat, Nov 8
Delta Logo
10:56 am - 9:20 pmFSD-ONT
12h 24m2 stops
Delta Logo
9:50 am - 7:19 pmONT-FSD
7h 29m2 stops
$279Delta
Find Deal
Sat, Nov 1 - Sat, Nov 8
American Airlines Logo
8:16 am - 12:01 pmFSD-ONT
5h 45m1 stop
American Airlines Logo
6:15 am - 2:14 pmONT-FSD
5h 59m1 stop
$294American Airlines
Find Deal
Tue, Oct 7 - Tue, Oct 14
United Airlines Logo
11:52 am - 5:23 pmFSD-ONT
7h 31m1 stop
United Airlines Logo
5:05 am - 12:51 pmONT-FSD
5h 46m1 stop
$349United Airlines
Find Deal
Fri, Oct 17 - Sat, Oct 18
United Airlines Logo
11:52 am - 5:23 pmFSD-ONT
7h 31m1 stop
United Airlines Logo
9:36 am - 11:15 pmONT-FSD
11h 39m2 stops
$354United Airlines
Find Deal
Fri, Oct 17 - Tue, Oct 21

Frontier flights from Sioux Falls to Ontario

Our best Frontier deals on Sioux Falls to Ontario flight tickets
Frontier
Oct 31
FSD2:32 pmSioux Falls Joe Foss Field
11h 18m
1 stop
ONT11:50 pmOntario
Nov 2
ONT5:53 amOntario
4h 45m
1 stop
FSD12:38 pmSioux Falls Joe Foss Field
$143
Find similar
Frontier
Oct 31
FSD2:32 pmSioux Falls Joe Foss Field
11h 18m
1 stop
ONT11:50 pmOntario
Nov 2
ONT5:53 amOntario
4h 45m
1 stop
FSD12:38 pmSioux Falls Joe Foss Field
$144
Find similar
Frontier
Nov 6
FSD2:23 pmSioux Falls Joe Foss Field
11h 27m
1 stop
ONT11:50 pmOntario
Nov 9
ONT6:45 amOntario
4h 53m
1 stop
FSD1:38 pmSioux Falls Joe Foss Field
$174
Find similar

American Airlines flights from Sioux Falls to Ontario

Our best American Airlines deals on Sioux Falls to Ontario flight tickets
American Airlines
Nov 1
FSD1:27 pmSioux Falls Joe Foss Field
7h 25m
1 stop
ONT6:52 pmOntario
Nov 8
ONT9:59 amOntario
9h 08m
2 stops
FSD9:07 pmSioux Falls Joe Foss Field
$274
Find similar
American Airlines
Oct 7
FSD8:16 amSioux Falls Joe Foss Field
5h 45m
1 stop
ONT12:01 pmOntario
Oct 14
ONT6:15 amOntario
5h 59m
1 stop
FSD2:14 pmSioux Falls Joe Foss Field
$294
Find similar
American Airlines
Oct 7
FSD5:05 pmSioux Falls Joe Foss Field
7h 37m
1 stop
ONT10:42 pmOntario
Oct 14
ONT6:15 amOntario
5h 59m
1 stop
FSD2:14 pmSioux Falls Joe Foss Field
$331
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated September 23, 2025.
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

Sioux FallsOntario

FSD - ONT

FSDONT

Sioux Falls Joe Foss Field

Fri 10/31

2:32 pm-11:50 pm

1 stop11h 18m

Ontario

Sun 11/2

5:53 am-12:38 pm

1 stop4h 45m

$143

Sioux FallsOntario

FSD - ONT

FSDONT

Sioux Falls Joe Foss Field

Fri 10/31

2:32 pm-11:50 pm

1 stop11h 18m

Ontario

Sun 11/2

5:53 am-12:38 pm

1 stop4h 45m

$144

Sioux FallsOntario

FSD - ONT

FSDONT

Sioux Falls Joe Foss Field

Thu 11/6

2:23 pm-11:50 pm

1 stop11h 27m

Ontario

Sun 11/9

6:45 am-1:38 pm

1 stop4h 53m

$174

Sioux FallsOntario

FSD - ONT

FSDONT

Sioux Falls Joe Foss Field

Thu 11/13

2:23 pm-7:29 am

2 stops19h 06m

Ontario

Sun 11/16

6:53 am-1:38 pm

1 stop4h 45m

$193

Sioux FallsOntario

FSD - ONT

FSDONT

Sioux Falls Joe Foss Field

Thu 10/16

3:19 pm-11:50 pm

1 stop10h 31m

Ontario

Sun 10/19

6:53 am-1:38 pm

1 stop4h 45m

$203

Sioux FallsOntario

FSD - ONT

FSDONT

Sioux Falls Joe Foss Field

Sat 11/1

1:27 pm-6:52 pm

1 stop7h 25m

Ontario

Sat 11/8

9:59 am-9:07 pm

2 stops9h 08m

$274

Sioux FallsOntario

FSD - ONT

FSDONT

Sioux Falls Joe Foss Field

Sat 11/1

10:56 am-9:20 pm

2 stops12h 24m

Ontario

Sat 11/8

9:50 am-7:19 pm

2 stops7h 29m

$279

Sioux FallsOntario

FSD - ONT

FSDONT

Sioux Falls Joe Foss Field

Tue 10/7

8:16 am-12:01 pm

1 stop5h 45m

Ontario

Tue 10/14

6:15 am-2:14 pm

1 stop5h 59m

$294

Sioux FallsOntario

FSD - ONT

FSDONT

Sioux Falls Joe Foss Field

Fri 10/17

11:52 am-5:23 pm

1 stop7h 31m

Ontario

Sat 10/18

5:05 am-12:51 pm

1 stop5h 46m

$349

Sioux FallsOntario

FSD - ONT

FSDONT

Sioux Falls Joe Foss Field

Fri 10/17

11:52 am-5:23 pm

1 stop7h 31m

Ontario

Tue 10/21

9:36 am-11:15 pm

2 stops11h 39m

$354

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Sioux Falls 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

What is the cheapest day to depart on your flight to Ontario?

The cheapest day to depart on your flight to Ontario is on a Tuesday when prices can be found for as low as $303. This is often the case because there is less demand to fly during this day of the week. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Sioux Falls to Ontario for around $773.

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

In the afternoon is the cheapest time of day to fly from Sioux Falls to Ontario when you can find flight prices for as low as $310. Flying to Ontario in the afternoon is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $472 on average. Flights to Ontario from Sioux Falls at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.

When to book flights from Sioux Falls to Ontario

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

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

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

Direct flights

None
There are no direct flights from Sioux Falls to Ontario. There are no popular flight routes from Sioux Falls to Ontario.
Search flight deals

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

    The straight-line distance from Sioux Falls Joe Foss Field to Ontario is 1296.8 mi. A reasonable flight in good conditions will take 5h 10m.

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

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

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

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

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

    The required travel and health documents for your Ontario Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Ontario Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

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

Best airlines flying from Sioux Falls to Ontario

Compare and see reviews for airlines that fly from Sioux Falls to Ontario with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $274Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $283Free CancellationRating
7.4
8,926 reviews
Search United Airlines flights

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Sioux Falls to Ontario. Millions of users trust and use momondo every year so you are in good hands.

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

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

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

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

Yes momondo offers price alerts on flights to Ontario from Sioux Falls. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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