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Flights from Sioux Falls to Ontario
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Book flight tickets from Sioux Falls to Ontario starting at €73

For as little as €73, you can take your next adventure to Ontario without breaking the bank. Choose between one-way and return tickets from Sioux Falls below.

  • One way
  • Round-trip
      • FSD20:34
        5h 25m
        1 stop
        ONT23:59
        Mon, Jan 6|Sioux Falls - Ontario|Frontier Airlines
        €73€205
        64% OFF
        64% OFF
        €205€73

        Choose Frontier Airlines flights from Sioux Falls to Ontario. The one-way connecting flight with Frontier Airlines departs from Sioux Falls Regional Airport on Mon, Jan 6, arriving at Ontario International Airport. One-way ticket prices start from €73 including taxes and charges.

      • FSD14:31
        11h 28m
        1 stop
        ONT23:59
        Mon, Mar 3|Sioux Falls - Ontario|Frontier Airlines
        €91€205
        56% OFF
        56% OFF
        €205€91

        Choose Frontier Airlines flights from Sioux Falls to Ontario. The one-way connecting flight with Frontier Airlines departs from Sioux Falls Regional Airport on Mon, Mar 3, arriving at Ontario International Airport. One-way ticket prices start from €91 including taxes and charges.

      • FSD14:31
        11h 28m
        1 stop
        ONT23:59
        Mon, Feb 17|Sioux Falls - Ontario|Frontier Airlines
        €128€205
        37% OFF
        37% OFF
        €205€128

        Choose Frontier Airlines flights from Sioux Falls to Ontario. The one-way connecting flight with Frontier Airlines departs from Sioux Falls Regional Airport on Mon, Feb 17, arriving at Ontario International Airport. One-way ticket prices start from €128 including taxes and charges.

      • FSD20:30
        17h 12m
        1 stop
        ONT11:42
        Sat, Jan 4|Sioux Falls - Ontario|Frontier Airlines
        €150
        €150

        Choose Frontier Airlines flights from Sioux Falls to Ontario. The one-way connecting flight with Frontier Airlines departs from Sioux Falls Regional Airport on Sat, Jan 4, arriving at Ontario International Airport. One-way ticket prices start from €150 including taxes and charges.

      • FSD18:43
        28h 8m
        1 stop
        ONT20:51
        Mon, Jan 27|Sioux Falls - Ontario|Frontier Airlines
        €156
        €156

        Choose Frontier Airlines flights from Sioux Falls to Ontario. The one-way connecting flight with Frontier Airlines departs from Sioux Falls Regional Airport on Mon, Jan 27, arriving at Ontario International Airport. One-way ticket prices start from €156 including taxes and charges.

      • FSD20:34
        5h 25m
        1 stop
        ONT23:59
        Fri, Jan 3|Sioux Falls - Ontario|Frontier Airlines
        €172
        €172

        Choose Frontier Airlines flights from Sioux Falls to Ontario. The one-way connecting flight with Frontier Airlines departs from Sioux Falls Regional Airport on Fri, Jan 3, arriving at Ontario International Airport. One-way ticket prices start from €172 including taxes and charges.

      • FSD20:34
        16h 58m
        1 stop
        ONT11:32
        Mon, Dec 30|Sioux Falls - Ontario|Frontier Airlines
        €174
        €174

        Choose Frontier Airlines flights from Sioux Falls to Ontario. The one-way connecting flight with Frontier Airlines departs from Sioux Falls Regional Airport on Mon, Dec 30, arriving at Ontario International Airport. One-way ticket prices start from €174 including taxes and charges.

      • FSD20:30
        17h 12m
        1 stop
        ONT11:42
        Sat, Dec 28|Sioux Falls - Ontario|Frontier Airlines
        €175
        €175

        Choose Frontier Airlines flights from Sioux Falls to Ontario. The one-way connecting flight with Frontier Airlines departs from Sioux Falls Regional Airport on Sat, Dec 28, arriving at Ontario International Airport. One-way ticket prices start from €175 including taxes and charges.

      • FSD18:43
        17h 52m
        1 stop
        ONT10:35
        Fri, Jan 31|Sioux Falls - Ontario|Frontier Airlines
        €175
        €175

        Choose Frontier Airlines flights from Sioux Falls to Ontario. The one-way connecting flight with Frontier Airlines departs from Sioux Falls Regional Airport on Fri, Jan 31, arriving at Ontario International Airport. One-way ticket prices start from €175 including taxes and charges.

      • FSD09:00
        26h 40m
        1 stop
        ONT09:40
        Sun, Jan 26|Sioux Falls - Ontario|United Airlines
        €181
        €181

        Choose United Airlines flights from Sioux Falls to Ontario. The one-way connecting flight with United Airlines departs from Sioux Falls Regional Airport on Sun, Jan 26, arriving at Ontario International Airport. One-way ticket prices start from €181 including taxes and charges.

      • FSD01:00 pm
        3h 5m
        Nonstop
        ONT02:00 pm
        Tue, Dec 31|Sioux Falls - Ontario|Frontier Airlines
        Find More Flights
        Find More Flights

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Find the best time to fly from Sioux Falls to Ontario

These price trend charts carefully monitor and predict how flight prices from Sioux Falls to Ontario will change. Keep a close eye on them to understand when the best time to buy your tickets is.

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

Airlines Flying from Sioux Falls to Ontario

We have a range of prices from different airlines providing flights from Sioux Falls to Ontario. Check below for the journey which best suits your travel needs.

Frontier Airlines
From €73
United Airlines
From €181
Allegiant Air
From €182
American Airlines
From €212
Delta Air Lines
From €234

Find more flights and airlines

Alternative Routes from Sioux Falls to Ontario

Searching for potential routes that might be cheaper and faster? There are a few alternative ways to get to Ontario from Sioux Falls which could help you save money and time.

  • Cheapest
    Frontier Airlines
    FSD
    20:34
    5h 25m
    1 transfer
    ONT
    23:59
    Sioux Falls Regional Airport - Ontario International Airport
    Mon, Jan 6Frontier Airlines
    €73
  • Frontier Airlines
    FSD
    20:34
    5h 25m
    1 transfer
    ONT
    23:59
    Sioux Falls Regional Airport - Ontario International Airport
    Mon, Jan 6Frontier Airlines
    €73
    Find More Flights

FAQ

  • When are flight tickets from Sioux Falls (FSD) to Ontario (ONT) the cheapest?

    Airlines adjust prices for flights from Sioux Falls to Ontario based on the departure date and time of your selection. By analyzing data from all airlines, we've discovered that on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.

  • How much do flights from Sioux Falls (FSD) to Ontario (ONT) cost?

    According to Trip.com's data, the lowest price is around €317.

How to find a cheap flight from Sioux Falls to Ontario

If you don’t know some of the key things to look out for when buying flight tickets, prices can often end up sky high or, worse, sold out! We’ve carefully compiled our six most important steps to help ensure you’re getting the best deals when planning your next journey.
1
Book Early
Once prices are gone, they're gone. Lock in deals while you can!
2
Compare Flight Prices
Compare prices on travel agency and airline websites.
3
Look Out for Deals
Check airline and travel agency websites for latest flight deals
4
Check One-way Fares
Buying two cheap one-way flights can sometimes be a better deal than a round-trip.
5
Try Different Dates
Flying during the week, early in the morning, or late at night can help save money.
6
Use the Trip.com App
Save up to £10 per person when booking your flights on Trip.com

Flight Information from Sioux Falls to Ontario

Cheapest nonstop flight price€72
Cheapest round-trip ticket price€436
Off-season for travelNovember
Peak season for travelNovember
Flight distance10,550 km
Popular airlineAmerican Airlines

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