What airlines fly to Ontario?

United Airlines, American Airlines and Delta are the top three most popular airlines that fly to Ontario from Sioux Falls according to our data. United Airlines is the first choice among our users, with 50% of people opting to fly with this airline when traveling to Ontario. Keep in mind that there are 4 different airlines that fly to Ontario on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Sioux Falls Joe Foss Field to Ontario?

American Airlines and United Airlines are the most popular carriers operating from Sioux Falls Joe Foss Field to Ontario

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?

As of October 2026, there are 2 operators available to choose from 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.

$339 Cheap Flights from Sioux Falls to Ontario in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Sioux Falls to Los Angeles

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6:00 am - 12:12 pmFSD Sioux Falls Joe Foss Field-ONT Ontario

8h 12m1 stop Dallas/Fort Worth

6:30 am - 1:56 pmONT Ontario-FSD Sioux Falls Joe Foss Field

5h 26m1 stop Phoenix Sky Harbor Intl

$350American Airlines

Thu, Dec 3 - Wed, Dec 9

9:24 am - 5:36 pmFSD Sioux Falls Joe Foss Field-ONT Ontario

10h 12m2 stops Denver Intl San Francisco

1:42 pm - 11:44 pmONT Ontario-FSD Sioux Falls Joe Foss Field

8h 02m1 stop Denver Intl

$355United Airlines

Wed, Dec 16 - Fri, Jan 8

2:26 pm - 6:10 pmFSD Sioux Falls Joe Foss Field-ONT Ontario

5h 44m1 stop Phoenix Sky Harbor Intl

4:25 pm - 11:49 pmONT Ontario-FSD Sioux Falls Joe Foss Field

5h 24m1 stop Phoenix Sky Harbor Intl

$359American Airlines

Wed, Nov 4 - Sun, Nov 8

2:26 pm - 6:10 pmFSD Sioux Falls Joe Foss Field-ONT Ontario

5h 44m1 stop Phoenix Sky Harbor Intl

1:24 pm - 9:30 pmONT Ontario-FSD Sioux Falls Joe Foss Field

6h 06m1 stop Phoenix Sky Harbor Intl

$359American Airlines

Wed, Dec 16 - Sat, Jan 9

8:31 am - 5:16 pmFSD Sioux Falls Joe Foss Field-ONT Ontario

10h 45m2 stops Minneapolis St Paul Seattle/Tacoma Intl

6:00 am - 3:58 pmONT Ontario-FSD Sioux Falls Joe Foss Field

7h 58m2 stops Salt Lake City Minneapolis St Paul

$360Delta

Sat, Nov 14 - Thu, Nov 26

5:05 am - 12:17 pmFSD Sioux Falls Joe Foss Field-ONT Ontario

9h 12m2 stops Minneapolis St Paul Salt Lake City

6:00 am - 3:58 pmONT Ontario-FSD Sioux Falls Joe Foss Field

7h 58m2 stops Salt Lake City Minneapolis St Paul

$360Delta

Wed, Nov 18 - Thu, Nov 26

9:32 am - 8:15 pmFSD Sioux Falls Joe Foss Field-ONT Ontario

12h 43m2 stops Denver Intl San Francisco

5:00 am - 12:35 pmONT Ontario-FSD Sioux Falls Joe Foss Field

5h 35m1 stop Denver Intl

$364United Airlines

Thu, Nov 19 - Fri, Nov 27

9:24 am - 5:36 pmFSD Sioux Falls Joe Foss Field-ONT Ontario

10h 12m2 stops Denver Intl San Francisco

7:00 am - 6:38 pmONT Ontario-FSD Sioux Falls Joe Foss Field

9h 38m1 stop Chicago O'Hare Intl

$364United Airlines

Wed, Dec 16 - Sat, Jan 9

6:20 am - 1:30 pmFSD Sioux Falls Joe Foss Field-ONT Ontario

9h 10m1 stop Dallas/Fort Worth

4:25 pm - 11:49 pmONT Ontario-FSD Sioux Falls Joe Foss Field

5h 24m1 stop Phoenix Sky Harbor Intl

$394American Airlines

Wed, Oct 28 - Sun, Nov 1

5:05 am - 12:17 pmFSD Sioux Falls Joe Foss Field-ONT Ontario

9h 12m2 stops Minneapolis St Paul Salt Lake City

6:00 am - 3:58 pmONT Ontario-FSD Sioux Falls Joe Foss Field

7h 58m2 stops Salt Lake City Minneapolis St Paul

$421Delta

Wed, Nov 18 - Sat, Nov 21

Cheap last minute flights

Enter your travel dates to find the best prices.

12:53 pm - 6:44 pmFSD Sioux Falls Joe Foss Field-ONT Ontario

7h 51m1 stop Dallas/Fort Worth

4:29 pm - 11:56 pmONT Ontario-FSD Sioux Falls Joe Foss Field

5h 27m1 stop Phoenix Sky Harbor Intl

$472American Airlines

Wed, Oct 21 - Sun, Oct 25

12:53 pm - 6:44 pmFSD Sioux Falls Joe Foss Field-ONT Ontario

7h 51m1 stop Dallas/Fort Worth

6:15 am - 1:35 pmONT Ontario-FSD Sioux Falls Joe Foss Field

5h 20m1 stop Phoenix Sky Harbor Intl

$472American Airlines

Wed, Oct 21 - Sun, Oct 25

2:05 pm - 6:43 pmFSD Sioux Falls Joe Foss Field-ONT Ontario

6h 38m1 stop Phoenix Sky Harbor Intl

6:15 am - 1:35 pmONT Ontario-FSD Sioux Falls Joe Foss Field

5h 20m1 stop Phoenix Sky Harbor Intl

$472American Airlines

Wed, Oct 21 - Sun, Oct 25

6:20 am - 3:16 pmFSD Sioux Falls Joe Foss Field-ONT Ontario

10h 56m2 stops Dallas/Fort Worth Phoenix Sky Harbor Intl

6:15 am - 1:35 pmONT Ontario-FSD Sioux Falls Joe Foss Field

5h 20m1 stop Phoenix Sky Harbor Intl

$501American Airlines

Wed, Oct 21 - Sun, Oct 25

6:20 am - 3:16 pmFSD Sioux Falls Joe Foss Field-ONT Ontario

10h 56m2 stops Dallas/Fort Worth Phoenix Sky Harbor Intl

4:29 pm - 11:56 pmONT Ontario-FSD Sioux Falls Joe Foss Field

5h 27m1 stop Phoenix Sky Harbor Intl

$526American Airlines

Wed, Oct 21 - Sun, Oct 25

6:20 am - 1:30 pmFSD Sioux Falls Joe Foss Field-ONT Ontario

9h 10m1 stop Dallas/Fort Worth

4:29 pm - 11:56 pmONT Ontario-FSD Sioux Falls Joe Foss Field

5h 27m1 stop Phoenix Sky Harbor Intl

$548American Airlines

Wed, Oct 21 - Sun, Oct 25

6:20 am - 3:16 pmFSD Sioux Falls Joe Foss Field-ONT Ontario

10h 56m2 stops Dallas/Fort Worth Phoenix Sky Harbor Intl

6:15 am - 1:35 pmONT Ontario-FSD Sioux Falls Joe Foss Field

5h 20m1 stop Phoenix Sky Harbor Intl

$577American Airlines

Wed, Oct 21 - Sun, Oct 25

12:53 pm - 6:44 pmFSD Sioux Falls Joe Foss Field-ONT Ontario

7h 51m1 stop Dallas/Fort Worth

6:15 am - 1:35 pmONT Ontario-FSD Sioux Falls Joe Foss Field

5h 20m1 stop Phoenix Sky Harbor Intl

$618American Airlines

Wed, Oct 21 - Sun, Oct 25

9:42 am - 12:46 pmFSD Sioux Falls Joe Foss Field-ONT Ontario

5h 04m1 stop Denver Intl

1:32 pm - 8:04 pmONT Ontario-FSD Sioux Falls Joe Foss Field

4h 32m1 stop Denver Intl

$666United Airlines

Wed, Oct 21 - Sun, Oct 25

1:46 pm - 10:51 pmFSD Sioux Falls Joe Foss Field-ONT Ontario

11h 05m2 stops Denver Intl San Francisco

1:32 pm - 8:04 pmONT Ontario-FSD Sioux Falls Joe Foss Field

4h 32m1 stop Denver Intl

$754United Airlines

Wed, Oct 21 - Sun, Oct 25

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American Airlines flights from Sioux Falls to Ontario

Our best American Airlines deals on Sioux Falls to Ontario flight tickets

American Airlines

Dec 3

FSD6:00 amSioux Falls Joe Foss Field

8h 12m

1 stop

ONT12:12 pmOntario

Dec 9

ONT6:30 amOntario

5h 26m

1 stop

FSD1:56 pmSioux Falls Joe Foss Field

$350

American Airlines

Nov 4

FSD2:26 pmSioux Falls Joe Foss Field

5h 44m

1 stop

ONT6:10 pmOntario

Nov 8

ONT4:25 pmOntario

5h 24m

1 stop

FSD11:49 pmSioux Falls Joe Foss Field

$359

American Airlines

Oct 28

FSD6:20 amSioux Falls Joe Foss Field

9h 10m

1 stop

ONT1:30 pmOntario

Nov 1

ONT4:25 pmOntario

5h 24m

1 stop

FSD11:49 pmSioux Falls Joe Foss Field

$394

Delta flights from Sioux Falls to Ontario

Our best Delta deals on Sioux Falls to Ontario flight tickets

Delta

Nov 14

FSD8:31 amSioux Falls Joe Foss Field

10h 45m

2 stops

ONT5:16 pmOntario

Nov 26

ONT6:00 amOntario

7h 58m

2 stops

FSD3:58 pmSioux Falls Joe Foss Field

$360

Delta

Nov 18

FSD5:05 amSioux Falls Joe Foss Field

9h 12m

2 stops

ONT12:17 pmOntario

Nov 21

ONT6:00 amOntario

7h 58m

2 stops

FSD3:58 pmSioux Falls Joe Foss Field

$421

Delta

Nov 7

FSD1:00 pmSioux Falls Joe Foss Field

11h 11m

2 stops

ONT10:11 pmOntario

Nov 14

ONT1:15 pmOntario

7h 45m

2 stops

FSD11:00 pmSioux Falls Joe Foss Field

$439

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Sioux FallsOntario

FSD Sioux Falls Joe Foss Field - ONT Ontario

FSDONT

Sioux Falls Joe Foss Field

Thu 12/3

6:00 am-12:12 pm

1 stop8h 12m

Ontario

Wed 12/9

6:30 am-1:56 pm

1 stop5h 26m

$350

Sioux FallsOntario

FSD Sioux Falls Joe Foss Field - ONT Ontario

FSDONT

Sioux Falls Joe Foss Field

Wed 12/16

9:24 am-5:36 pm

2 stops10h 12m

Ontario

Fri 1/8

1:42 pm-11:44 pm

1 stop8h 02m

$355

Quickest round-trip

Sioux FallsOntario

FSD Sioux Falls Joe Foss Field - ONT Ontario

FSDONT

Sioux Falls Joe Foss Field

Wed 11/4

2:26 pm-6:10 pm

1 stop5h 44m

Ontario

Sun 11/8

4:25 pm-11:49 pm

1 stop5h 24m

$359

Sioux FallsOntario

FSD Sioux Falls Joe Foss Field - ONT Ontario

FSDONT

Sioux Falls Joe Foss Field

Wed 12/16

2:26 pm-6:10 pm

1 stop5h 44m

Ontario

Sat 1/9

1:24 pm-9:30 pm

1 stop6h 06m

$359

Sioux FallsOntario

FSD Sioux Falls Joe Foss Field - ONT Ontario

FSDONT

Sioux Falls Joe Foss Field

Sat 11/14

8:31 am-5:16 pm

2 stops10h 45m

Ontario

Thu 11/26

6:00 am-3:58 pm

2 stops7h 58m

$360

Sioux FallsOntario

FSD Sioux Falls Joe Foss Field - ONT Ontario

FSDONT

Sioux Falls Joe Foss Field

Wed 11/18

5:05 am-12:17 pm

2 stops9h 12m

Ontario

Thu 11/26

6:00 am-3:58 pm

2 stops7h 58m

$360

Sioux FallsOntario

FSD Sioux Falls Joe Foss Field - ONT Ontario

FSDONT

Sioux Falls Joe Foss Field

Thu 11/19

9:32 am-8:15 pm

2 stops12h 43m

Ontario

Fri 11/27

5:00 am-12:35 pm

1 stop5h 35m

$364

Sioux FallsOntario

FSD Sioux Falls Joe Foss Field - ONT Ontario

FSDONT

Sioux Falls Joe Foss Field

Wed 12/16

9:24 am-5:36 pm

2 stops10h 12m

Ontario

Sat 1/9

7:00 am-6:38 pm

1 stop9h 38m

$364

Sioux FallsOntario

FSD Sioux Falls Joe Foss Field - ONT Ontario

FSDONT

Sioux Falls Joe Foss Field

Wed 10/28

6:20 am-1:30 pm

1 stop9h 10m

Ontario

Sun 11/1

4:25 pm-11:49 pm

1 stop5h 24m

$394

Sioux FallsOntario

FSD Sioux Falls Joe Foss Field - ONT Ontario

FSDONT

Sioux Falls Joe Foss Field

Wed 11/18

5:05 am-12:17 pm

2 stops9h 12m

Ontario

Sat 11/21

6:00 am-3:58 pm

2 stops7h 58m

$421

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 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

Prices

Airlines

What is the cheapest month to fly to Ontario?

In general, August is the cheapest month to fly from Sioux Falls to Ontario. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $350. If you aren’t able to travel during the month of August, then book flights to Ontario from Sioux Falls during October instead. Flights to Ontario in October, while not as cheap as those in August, still average around $370.

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

Best Price Found	$339
Fastest flight time	5h 01m
Direct flights	None

The best one-way flight to Ontario from Sioux Falls in the past 72 hours is $339. The best round-trip flight deal from Sioux Falls to Ontario found on momondo in the last 72 hours is $350.

The fastest flight from Sioux Falls to Ontario takes 5h 01m

There are no direct flights from Sioux Falls to Ontario. There are no popular flight routes from Sioux Falls to Ontario.

Search flight deals

Frequently asked questions about flying from Sioux Falls to Ontario

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 01m.
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?
As of October 2026, there are 2 operators available to choose from 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?
Based on momondo bookings for flights between Sioux Falls and Ontario, the leading airline is American Airlines, making up 72% of the total bookings. Other popular airlines include United Airlines with 28%.

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
United Airlines	PriceFrom $268	Free Cancellation	Rating 7.4 10,366 reviews		Search United Airlines flights
American Airlines	PriceFrom $329	Free Cancellation	Rating 7.0 12,169 reviews		Search American 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.

An easier way to manage your Ontario trip

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Cheap flights from Sioux Falls to Los Angeles from $339

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 11/23. 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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American Airlines flights from Sioux Falls to Ontario

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

What is the cheapest month to fly to Ontario?

What is the cheapest airline that flies from Sioux Falls Joe Foss Field to Ontario?

What airlines fly to Ontario?

When to book flights from Sioux Falls to Ontario

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

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying 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

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.

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