FSD - ONT

$180 Find Cheap Flights from Sioux Falls to Ontario - Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$318
Typical prices: $387-$571
Multiple Airlines
Thu 10/18Sun 10/21
FSD - ONT • 1 stop
Cheapest one-way
$239
Typical prices: $160-$305
Multiple Airlines
Sat 10/20
FSD - ONT • 2 stops
Nonstop flights
Not available
There are currently no direct flights between Sioux Falls and Ontario. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to travel
August
Cheapest • 29% price drop
December
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Las Vegas Harry Reid Intl (LAS)
Cheapest • Avg $420 (round-trip)
Denver Intl (DEN)
Shortest trip • 5h 44m (one-way)
Insights
Insights
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Flight Deals

Cheap Flights from Sioux Falls to Ontario (FSD-ONT)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Sioux Falls to Ontario

Sat, Dec 12 - Sat, Jan 9
Multiple Airlines Logo
2:37 pm - 6:31 pmFSD  Sioux Falls Joe Foss Field-ONT Ontario
5h 54m1 stop Las Vegas Harry Reid Intl
Multiple Airlines Logo
6:27 pm - 11:05 amONT  Ontario-FSD Sioux Falls Joe Foss Field
14h 38m1 stop Las Vegas Harry Reid Intl
$306Multiple Airlines
Sun, Oct 18 - Wed, Oct 21
Multiple Airlines Logo
12:26 pm - 7:04 amFSD  Sioux Falls Joe Foss Field-ONT Ontario
20h 38m1 stop Las Vegas Harry Reid Intl
Multiple Airlines Logo
5:25 pm - 10:56 amONT  Ontario-FSD Sioux Falls Joe Foss Field
15h 31m1 stop Las Vegas Harry Reid Intl
$318Multiple Airlines
Sun, Oct 18 - Thu, Oct 22
Multiple Airlines Logo
12:26 pm - 7:04 amFSD  Sioux Falls Joe Foss Field-ONT Ontario
20h 38m1 stop Las Vegas Harry Reid Intl
Multiple Airlines Logo
1:38 pm - 11:16 amONT  Ontario-FSD Sioux Falls Joe Foss Field
19h 38m1 stop Las Vegas Harry Reid Intl
$327Multiple Airlines
Sat, Dec 12 - Sat, Jan 9
American Airlines Logo
8:00 am - 12:38 pmFSD  Sioux Falls Joe Foss Field-ONT Ontario
6h 38m1 stop Phoenix Sky Harbor Intl
American Airlines Logo
6:20 am - 1:33 pmONT  Ontario-FSD Sioux Falls Joe Foss Field
5h 13m1 stop Phoenix Sky Harbor Intl
$340American Airlines
Sat, Dec 12 - Wed, Dec 16
American Airlines Logo
2:26 pm - 6:10 pmFSD  Sioux Falls Joe Foss Field-ONT Ontario
5h 44m1 stop Phoenix Sky Harbor Intl
American Airlines Logo
4:51 pm - 11:49 pmONT  Ontario-FSD Sioux Falls Joe Foss Field
4h 58m1 stop Phoenix Sky Harbor Intl
$341American Airlines
Sat, Dec 12 - Tue, Dec 15
American Airlines Logo
5:58 pm - 10:57 pmFSD  Sioux Falls Joe Foss Field-ONT Ontario
6h 59m1 stop Dallas/Fort Worth
American Airlines Logo
6:30 am - 1:56 pmONT  Ontario-FSD Sioux Falls Joe Foss Field
5h 26m1 stop Phoenix Sky Harbor Intl
$341American Airlines
Sat, Dec 12 - Wed, Dec 16
United Airlines Logo
9:24 am - 5:36 pmFSD  Sioux Falls Joe Foss Field-ONT Ontario
10h 12m2 stops Denver Intl San Francisco
United Airlines Logo
1:40 pm - 8:33 pmONT  Ontario-FSD Sioux Falls Joe Foss Field
4h 53m1 stop Denver Intl
$346United Airlines
Sat, Dec 12 - Tue, Dec 15
United Airlines Logo
5:07 pm - 9:11 pmFSD  Sioux Falls Joe Foss Field-ONT Ontario
6h 04m1 stop Denver Intl
United Airlines Logo
5:00 am - 6:38 pmONT  Ontario-FSD Sioux Falls Joe Foss Field
11h 38m2 stops Denver Intl Chicago O'Hare Intl
$346United Airlines
Tue, Dec 8 - Wed, Jan 20
Delta Logo
8:27 am - 4:22 pmFSD  Sioux Falls Joe Foss Field-ONT Ontario
9h 55m2 stops Minneapolis St Paul Salt Lake City
Delta Logo
12:00 pm - 10:12 pmONT  Ontario-FSD Sioux Falls Joe Foss Field
8h 12m1 stop Atlanta Hartsfield-Jackson
$346Delta
Sat, Dec 12 - Tue, Dec 15
United Airlines Logo
9:24 am - 5:36 pmFSD  Sioux Falls Joe Foss Field-ONT Ontario
10h 12m2 stops Denver Intl San Francisco
United Airlines Logo
11:20 am - 11:42 pmONT  Ontario-FSD Sioux Falls Joe Foss Field
10h 22m2 stops San Francisco Denver Intl
$351United Airlines
Booking Insights

Price, demand and travel trends for Sioux Falls to Ontario flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

Which airline is the cheapest to fly from Sioux Falls to Ontario?

American Airlines ($340) and United Airlines ($346) are the cheapest airlines to fly round-trip from Sioux Falls to Ontario according to KAYAK data over the last 5 days.

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Key details for Sioux Falls to Ontario flights

Low season

September

Cheapest flight

$239
One-way flight from Sioux Falls to Ontario

When to book flights from Sioux Falls to Ontario

Are your dates flexible? Find out the best times to travel from Sioux Falls to Ontario based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Sioux Falls to Ontario flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines and booking tips.

  • What cabin classes can I book on flights from Sioux Falls to Ontario?

    Only Economy Class is available on flights from Sioux Falls to Ontario.

  • How long is a flight from Sioux Falls to Ontario?

    A nonstop flight from Sioux Falls to Ontario takes 00m, covering 1,295 miles.

  • Do I need a passport to fly from Sioux Falls to Ontario?

    No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID or another TSA-accepted form of identification.

  • How much should I expect to pay for a Sioux Falls to Ontario flight?

    Round-trip flights from Sioux Falls to Ontario range from $387 to $571, with an average of $494 over the past 12 months. Anything below $387 counts as a good deal.

  • Have flight prices from Sioux Falls to Ontario changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $318 to $1,805. That means the highest observed fare was about 6x higher than the lowest one.

  • How are flight prices from Sioux Falls to Ontario looking right now?

    One-way fares from Sioux Falls to Ontario are currently higher than usual. Average one-way flight prices are about $328, which is 58% above the typical average for this route.

  • What car rental options are available at Ontario Airport (ONT)?

    Ontario Airport (ONT) hosts 5 major car rental companies, with daily rates starting from around $18 for economy cars. Top options include:

    • Fox
    • Thrifty
    • Europcar
    • Dollar
    • Alamo

  • Which airports can I use when flying from Sioux Falls to Ontario?

    Flights from Sioux Falls to Ontario usually depart from Sioux Falls Joe Foss Field (FSD) and arrive at Ontario (ONT).

  • Which airports do connecting flights from Sioux Falls to Ontario pass through?

    One-stop flights from Sioux Falls to Ontario most commonly connect through:

    • Phoenix Sky Harbor Intl (PHX) - 49% of one-stop connections
    • Denver Intl (DEN) - 44% of one-stop connections
    • Dallas/Fort Worth (DFW) - 4% of one-stop connections
    • Las Vegas Harry Reid Intl (LAS) - 2% of one-stop connections

  • Can I save money by using flexible dates for flights from Sioux Falls to Ontario?

    Yes. Flexible dates can save you up to 39% on flights from Sioux Falls to Ontario. Monday is the cheapest departure day at $413 round-trip on average, while Tuesday is the most expensive at $668, a difference of $255.

    KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • How much time can I save by choosing a different layover airport from Sioux Falls to Ontario?

    Flying via Denver Intl (DEN) gives the shortest average 1-stop total travel time at 5h 44m, compared with 5h 59m via Phoenix Sky Harbor Intl (PHX) and 7h 15m via Dallas/Fort Worth (DFW).

  • What is the time difference between Sioux Falls and Ontario?

    Ontario is 2 hours behind Sioux Falls (Pacific Time vs Central Time). Plan for the time shift when scheduling connections or first-day activities.

  • What popular places can I visit in Ontario?

    Some of the most popular sights in Ontario are Ontario Convention Center and Cucamonga-Guasti Regional Park. These are among the most viewed places in Ontario on KAYAK.

Your guide to booking Sioux Falls to Ontario flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates are flexible, aim for a Monday departure and avoid flying on Tuesday. On this route, Monday flights average $413, about $255 less than Tuesday fares (38% savings) based on the last 12 months.
  • If you can choose when to travel, plan your Sioux Falls to Ontario trip for August. Fares historically average $350 round-trip in that month - typically $376 less than the most expensive month, which is October (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Ontario Airport.

    • Azure Hotel & Suites, Trademark Collection by Wyndham
    • La Quinta Inn & Suites by Wyndham Ontario Airport
    • Ontario Airport Inn

More options for your flight from Sioux Falls to Ontario

Complete your trip to Ontario with a hotel stay or car rental

Car rentals in Ontario
Hotels in Ontario
Vacations in Ontario