How do I get Price Alerts for flights from Sioux City to Region of Ontario?

Confirm your travel details to search for the latest offers for flights from Sioux City to Region of Ontario . While browsing offers there will be the option to toggle “Price Alerts”. You’ll then receive updates when prices for the flight route increase or decrease.

How can I save money on flights from Sioux City to Region of Ontario with momondo?

Leverage our AI within our “Price Forecast” tool, which predicts if it’s better to book now or wait until prices decrease. You can strategically pick the best days to fly and save money on your trip by using our “Price Calendar” tool. “Explore” shows an overview of how much it costs to fly to anywhere from a selected city or airport. Our “Discover” content is a great option for travel inspiration and money-saving tips, while “Price Alerts” will update you when prices change, so you can book when fares are right.

How does momondo find its flight prices?

We show prices from over 700+ competitors with a single click. With options from airlines and OTAs from across our 30 international markets, we are able to show you a diverse range of deals to create your adventure.

When did momondo last update prices for flights from Sioux City Sioux Gateway Airport to Ontario?

Prices for flights from Sioux City Sioux Gateway Airport to Ontario refresh daily.

How old do you have to be to fly from Sioux City Sioux Gateway Airport to Ontario?

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 City Sioux Gateway Airport to Ontario.

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

The travel and health documents you'll need for your trip to Ontario may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Ontario. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

C$ 855 Cheap Flights from Sioux City to Ontario in 2026

Find the cheapest flights from Sioux City to Ontario

Round-trip

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:00 a.m. - 4:47 p.m.SUX Sioux City Sioux Gateway-YYZ Toronto Pearson Intl

9h 47m1 stop Chicago O'Hare Intl

5:55 p.m. - 6:10 p.m.YYZ Toronto Pearson Intl-SUX Sioux City Sioux Gateway

25h 15m1 stop Chicago O'Hare Intl

C$ 855United Airlines

Sat, 7 Nov - Wed, 11 Nov

6:00 a.m. - 9:15 p.m.SUX Sioux City Sioux Gateway-YYZ Toronto Pearson Intl

14h 15m1 stop Chicago O'Hare Intl

7:43 a.m. - 6:10 p.m.YYZ Toronto Pearson Intl-SUX Sioux City Sioux Gateway

11h 27m2 stops Newark Chicago O'Hare Intl

C$ 869United Airlines

Sat, 7 Nov - Wed, 11 Nov

6:00 a.m. - 8:46 p.m.SUX Sioux City Sioux Gateway-YYZ Toronto Pearson Intl

13h 46m2 stops Chicago O'Hare Intl Newark

10:30 a.m. - 6:10 p.m.YYZ Toronto Pearson Intl-SUX Sioux City Sioux Gateway

8h 40m2 stops Newark Chicago O'Hare Intl

C$ 881United Airlines

Sat, 7 Nov - Wed, 11 Nov

6:00 a.m. - 8:46 p.m.SUX Sioux City Sioux Gateway-YYZ Toronto Pearson Intl

13h 46m2 stops Chicago O'Hare Intl Newark

10:30 a.m. - 6:10 p.m.YYZ Toronto Pearson Intl-SUX Sioux City Sioux Gateway

8h 40m2 stops Newark Chicago O'Hare Intl

C$ 883United Airlines

Sat, 7 Nov - Wed, 11 Nov

6:00 a.m. - 2:03 p.m.SUX Sioux City Sioux Gateway-YYZ Toronto Pearson Intl

7h 03m1 stop Chicago O'Hare Intl

9:20 a.m. - 11:43 p.m.YYZ Toronto Pearson Intl-SUX Sioux City Sioux Gateway

15h 23m2 stops New York LaGuardia Denver Intl

C$ 1,036United Airlines

Sat, 7 Nov - Wed, 11 Nov

6:00 a.m. - 8:46 p.m.SUX Sioux City Sioux Gateway-YYZ Toronto Pearson Intl

13h 46m2 stops Chicago O'Hare Intl Newark

9:20 a.m. - 11:43 p.m.YYZ Toronto Pearson Intl-SUX Sioux City Sioux Gateway

15h 23m2 stops New York LaGuardia Denver Intl

C$ 1,050United Airlines

Sat, 7 Nov - Wed, 11 Nov

8:35 a.m. - 12:40 p.m.SUX Sioux City Sioux Gateway-YYZ Toronto Pearson Intl

27h 05m1 stop Chicago O'Hare Intl

5:15 p.m. - 5:53 p.m.YYZ Toronto Pearson Intl-SUX Sioux City Sioux Gateway

25h 38m1 stop Chicago O'Hare Intl

C$ 1,205United Airlines

Fri, 2 Oct - Fri, 9 Oct

8:35 a.m. - 1:47 p.m.SUX Sioux City Sioux Gateway-YYZ Toronto Pearson Intl

28h 12m2 stops Chicago O'Hare Intl Newark

9:00 p.m. - 5:53 p.m.YYZ Toronto Pearson Intl-SUX Sioux City Sioux Gateway

21h 53m1 stop Chicago O'Hare Intl

C$ 1,219United Airlines

Fri, 2 Oct - Fri, 9 Oct

8:35 a.m. - 4:15 p.m.SUX Sioux City Sioux Gateway-YYZ Toronto Pearson Intl

30h 40m2 stops Chicago O'Hare Intl Newark

8:00 p.m. - 5:53 p.m.YYZ Toronto Pearson Intl-SUX Sioux City Sioux Gateway

22h 53m2 stops Newark Chicago O'Hare Intl

C$ 1,247United Airlines

Fri, 2 Oct - Fri, 9 Oct

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United Airlines flights from Sioux City to Region of Ontario

Our best United Airlines deals on Sioux City to Region of Ontario flight tickets

United Airlines

7 Nov

SUX6:00 a.m.Sioux City Sioux Gateway

16h 23m

1 stop

YYZ11:23 p.m.Toronto Pearson Intl

11 Nov

YYZ10:53 a.m.Toronto Pearson Intl

8h 17m

1 stop

SUX6:10 p.m.Sioux City Sioux Gateway

C$ 855

United Airlines

7 Nov

SUX6:00 a.m.Sioux City Sioux Gateway

14h 15m

1 stop

YYZ9:15 p.m.Toronto Pearson Intl

11 Nov

YYZ7:43 a.m.Toronto Pearson Intl

11h 27m

2 stops

SUX6:10 p.m.Sioux City Sioux Gateway

C$ 869

United Airlines

7 Nov

SUX6:00 a.m.Sioux City Sioux Gateway

13h 46m

2 stops

YYZ8:46 p.m.Toronto Pearson Intl

11 Nov

YYZ10:30 a.m.Toronto Pearson Intl

8h 40m

2 stops

SUX6:10 p.m.Sioux City Sioux Gateway

C$ 881

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Sioux CityToronto

SUX Sioux City Sioux Gateway - YYZ Toronto Pearson Intl

SUXYYZ

Sioux City Sioux Gateway

Sat 7/11

6:00 a.m.-4:47 p.m.

1 stop9h 47m

Toronto Pearson Intl

Wed 11/11

5:55 p.m.-6:10 p.m.

1 stop25h 15m

C$ 855

Sioux CityToronto

SUX Sioux City Sioux Gateway - YYZ Toronto Pearson Intl

SUXYYZ

Sioux City Sioux Gateway

Sat 7/11

6:00 a.m.-9:15 p.m.

1 stop14h 15m

Toronto Pearson Intl

Wed 11/11

7:43 a.m.-6:10 p.m.

2 stops11h 27m

C$ 869

Quickest round-trip

Sioux CityToronto

SUX Sioux City Sioux Gateway - YYZ Toronto Pearson Intl

SUXYYZ

Sioux City Sioux Gateway

Sat 7/11

6:00 a.m.-8:46 p.m.

2 stops13h 46m

Toronto Pearson Intl

Wed 11/11

10:30 a.m.-6:10 p.m.

2 stops8h 40m

C$ 881

Sioux CityToronto

SUX Sioux City Sioux Gateway - YYZ Toronto Pearson Intl

SUXYYZ

Sioux City Sioux Gateway

Sat 7/11

6:00 a.m.-8:46 p.m.

2 stops13h 46m

Toronto Pearson Intl

Wed 11/11

10:30 a.m.-6:10 p.m.

2 stops8h 40m

C$ 883

Sioux CityToronto

SUX Sioux City Sioux Gateway - YYZ Toronto Pearson Intl

SUXYYZ

Sioux City Sioux Gateway

Sat 7/11

6:00 a.m.-2:03 p.m.

1 stop7h 03m

Toronto Pearson Intl

Wed 11/11

9:20 a.m.-11:43 p.m.

2 stops15h 23m

C$ 1,036

Sioux CityToronto

SUX Sioux City Sioux Gateway - YYZ Toronto Pearson Intl

SUXYYZ

Sioux City Sioux Gateway

Sat 7/11

6:00 a.m.-8:46 p.m.

2 stops13h 46m

Toronto Pearson Intl

Wed 11/11

9:20 a.m.-11:43 p.m.

2 stops15h 23m

C$ 1,050

Sioux CityToronto

SUX Sioux City Sioux Gateway - YYZ Toronto Pearson Intl

SUXYYZ

Sioux City Sioux Gateway

Fri 2/10

8:35 a.m.-12:40 p.m.

1 stop27h 05m

Toronto Pearson Intl

Fri 9/10

5:15 p.m.-5:53 p.m.

1 stop25h 38m

C$ 1,205

Sioux CityToronto

SUX Sioux City Sioux Gateway - YYZ Toronto Pearson Intl

SUXYYZ

Sioux City Sioux Gateway

Fri 2/10

8:35 a.m.-1:47 p.m.

2 stops28h 12m

Toronto Pearson Intl

Fri 9/10

9:00 p.m.-5:53 p.m.

1 stop21h 53m

C$ 1,219

Sioux CityToronto

SUX Sioux City Sioux Gateway - YYZ Toronto Pearson Intl

SUXYYZ

Sioux City Sioux Gateway

Fri 2/10

8:35 a.m.-4:15 p.m.

2 stops30h 40m

Toronto Pearson Intl

Fri 9/10

8:00 p.m.-5:53 p.m.

2 stops22h 53m

C$ 1,247

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

Cheap Sioux City to Region of Ontario flight deals and tips

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

Best price found	C$ 855
Fastest flight time	16h 23m
Direct flights	None

The best flight deal from Sioux City to Region of Ontario found on momondo in the last 72 hours is C$ 855

The fastest flight from Sioux City to Region of Ontario takes 16h 23m

There are no direct flights from Sioux City to Region of Ontario. There are no popular flight routes from Sioux City to Region of Ontario.

Search flight deals

Frequently asked questions about flying from Sioux City to Ontario

When did momondo last update prices for flights from Sioux City Sioux Gateway Airport to Ontario?
Prices for flights from Sioux City Sioux Gateway Airport to Ontario refresh daily.
How old do you have to be to fly from Sioux City Sioux Gateway Airport to Ontario?
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 City Sioux Gateway Airport to Ontario.
What documentation or ID do you need to fly to Ontario?
The travel and health documents you'll need for your trip to Ontario may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Ontario. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Frequently asked questions about flying from Sioux City to Ontario

How do I get Price Alerts for flights from Sioux City to Region of Ontario?
Confirm your travel details to search for the latest offers for flights from Sioux City to Region of Ontario. While browsing offers there will be the option to toggle “Price Alerts”. You’ll then receive updates when prices for the flight route increase or decrease.
How can I save money on flights from Sioux City to Region of Ontario with momondo?
Leverage our AI within our “Price Forecast” tool, which predicts if it’s better to book now or wait until prices decrease. You can strategically pick the best days to fly and save money on your trip by using our “Price Calendar” tool. “Explore” shows an overview of how much it costs to fly to anywhere from a selected city or airport. Our “Discover” content is a great option for travel inspiration and money-saving tips, while “Price Alerts” will update you when prices change, so you can book when fares are right.
How does momondo find its flight prices?
We show prices from over 700+ competitors with a single click. With options from airlines and OTAs from across our 30 international markets, we are able to show you a diverse range of deals to create your adventure.

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Ontario from Sioux City.

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

Flights from Sioux City to Ontario with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

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

If you are simply researching potential flights to Ontario, momondo offers a useful price alert feature which will track prices for flights to Ontario from Sioux City and alert you when they change.