FSD - ONT

$95 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
$169
Typical prices: $382-$568
Multiple Airlines
Thu 2/8Sat 3/3
FSD - ONT • 1 stop
Cheapest one-way
$95
Typical prices: $116-$305
Multiple Airlines
Thu 1/4
FSD - ONT • 1 stop
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
October
Cheapest • 33% 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 38m (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

Mon, Feb 8 - Wed, Mar 3
Multiple Airlines Logo
9:37 pm - 10:07 amFSD  Sioux Falls Joe Foss Field-ONT Ontario
14h 30m1 stop Las Vegas Harry Reid Intl
Multiple Airlines Logo
8:02 am - 4:56 pmONT  Ontario-FSD Sioux Falls Joe Foss Field
6h 54m1 stop Las Vegas Harry Reid Intl
$169Multiple Airlines
Mon, Dec 14 - Fri, Dec 18
Multiple Airlines Logo
9:10 pm - 11:51 amFSD  Sioux Falls Joe Foss Field-ONT Ontario
16h 41m1 stop Las Vegas Harry Reid Intl
Multiple Airlines Logo
10:48 pm - 1:49 pmONT  Ontario-FSD Sioux Falls Joe Foss Field
13h 01m1 stop Las Vegas Harry Reid Intl
$227Multiple Airlines
Mon, Dec 14 - Fri, Dec 18
Multiple Airlines Logo
9:10 pm - 11:51 amFSD  Sioux Falls Joe Foss Field-ONT Ontario
16h 41m1 stop Las Vegas Harry Reid Intl
Multiple Airlines Logo
10:48 pm - 10:33 amONT  Ontario-FSD Sioux Falls Joe Foss Field
33h 45m2 stops Las Vegas Harry Reid Intl Phoenix Sky Harbor Intl
$232Multiple Airlines
Mon, Feb 8 - Wed, Mar 3
Multiple Airlines Logo
9:37 pm - 12:14 amFSD  Sioux Falls Joe Foss Field-ONT Ontario
28h 37m2 stops Las Vegas Harry Reid Intl Denver Intl
Multiple Airlines Logo
8:02 am - 4:56 pmONT  Ontario-FSD Sioux Falls Joe Foss Field
6h 54m1 stop Las Vegas Harry Reid Intl
$296Multiple Airlines
Thu, Jan 21 - Tue, Jan 26
American Airlines Logo
6:07 pm - 11:13 pmFSD  Sioux Falls Joe Foss Field-ONT Ontario
7h 06m1 stop Dallas/Fort Worth
American Airlines Logo
1:24 pm - 9:39 pmONT  Ontario-FSD Sioux Falls Joe Foss Field
6h 15m1 stop Phoenix Sky Harbor Intl
$375American Airlines
Sun, Dec 13 - Sat, Jan 9
American Airlines Logo
2:26 pm - 7:05 pmFSD  Sioux Falls Joe Foss Field-ONT Ontario
6h 39m1 stop Phoenix Sky Harbor Intl
American Airlines Logo
1:24 pm - 9:39 pmONT  Ontario-FSD Sioux Falls Joe Foss Field
6h 15m1 stop Phoenix Sky Harbor Intl
$375American Airlines
Thu, Jan 21 - Tue, Jan 26
American Airlines Logo
6:07 pm - 11:13 pmFSD  Sioux Falls Joe Foss Field-ONT Ontario
7h 06m1 stop Dallas/Fort Worth
American Airlines Logo
10:38 am - 8:54 pmONT  Ontario-FSD Sioux Falls Joe Foss Field
8h 16m1 stop Dallas/Fort Worth
$380American Airlines
Thu, Jan 21 - Tue, Jan 26
United Airlines Logo
5:30 am - 3:18 pmFSD  Sioux Falls Joe Foss Field-ONT Ontario
11h 48m2 stops Denver Intl San Francisco
United Airlines Logo
5:00 am - 12:25 pmONT  Ontario-FSD Sioux Falls Joe Foss Field
5h 25m1 stop Denver Intl
$390United Airlines
Thu, Jan 28 - Fri, Feb 5
United Airlines Logo
5:13 pm - 9:00 pmFSD  Sioux Falls Joe Foss Field-ONT Ontario
5h 47m1 stop Denver Intl
United Airlines Logo
1:42 pm - 8:37 pmONT  Ontario-FSD Sioux Falls Joe Foss Field
4h 55m1 stop Denver Intl
$489United Airlines
Tue, Jan 26 - Fri, Feb 5
United Airlines Logo
9:25 am - 12:40 pmFSD  Sioux Falls Joe Foss Field-ONT Ontario
5h 15m1 stop Denver Intl
United Airlines Logo
1:42 pm - 11:44 pmONT  Ontario-FSD Sioux Falls Joe Foss Field
8h 02m1 stop Denver Intl
$489United 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.

What’s the cheapest month to fly from Sioux Falls to Ontario?

•October is the cheapest month to fly from Sioux Falls to Ontario at $329 round-trip.
•June ($558) and April ($558) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 69% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

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Key details for Sioux Falls to Ontario flights

Low season

March

Cheapest flight

$95
Beat the crowds with an average 52% drop in travelers.
The most popular month to fly with an average 59% increase in travelers.
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 about 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 $382 to $568, with an average of $494 over the past 12 months. Anything below $382 counts as a good deal.

  • 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 $290, which is 48% 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 averaging $60 for economy cars. Top options include:

    • Fox
    • Europcar
    • Thrifty
    • Alamo
    • Dollar

  • 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) - 56% of one-stop connections
    • Denver Intl (DEN) - 37% of one-stop connections
    • Dallas/Fort Worth (DFW) - 5% 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 44% on flights from Sioux Falls to Ontario. Wednesday is the cheapest departure day at $380 round-trip on average, while Tuesday is the most expensive at $668, a difference of $288.

    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 38m, compared with 5h 58m via Phoenix Sky Harbor Intl (PHX) and 7h 11m 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 Wednesday departure and avoid flying on Tuesday. On this route, Wednesday flights average $380, about $288 less than Tuesday fares (43% savings) based on the last 12 months.
  • If you can choose when to travel, plan your Sioux Falls to Ontario trip for October. Fares historically average $329 round-trip in that month - typically $229 less than the most expensive month, which is April (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
    • Ontario Airport Inn
    • Holiday Inn Ontario Airport By IHG

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