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$181 Find Cheap Flights from Ontario to Ontario - Compare and Save

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Ontario to Ontario departing on 9/21. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Flight Deals

Book Cheap Ontario to Ontario Plane Tickets

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Ontario to Ontario that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Ontario to Ontario

Mon, Sep 14 - Mon, Sep 21
Multiple Airlines Logo
8:24 pm - 8:09 pm
ONT
-
YYZ
20h 45m
1 stop
Multiple Airlines Logo
8:35 pm - 9:09 am
YYZ
-
ONT
15h 34m
1 stop
$395Multiple Airlines
Thu, Nov 5 - Mon, Nov 9
Multiple Airlines Logo
2:58 pm - 6:50 am
ONT
-
YYZ
12h 52m
1 stop
Multiple Airlines Logo
2:00 pm - 1:40 pm
YYZ
-
ONT
26h 40m
2 stops
$396Multiple Airlines
Tue, Sep 8 - Mon, Sep 14
Multiple Airlines Logo
7:56 pm - 9:55 pm
ONT
-
YYZ
22h 59m
2 stops
Multiple Airlines Logo
8:35 pm - 9:09 am
YYZ
-
ONT
15h 34m
1 stop
$403Multiple Airlines
Sat, Aug 29 - Sat, Sep 5
American Airlines Logo
7:05 am - 10:53 pm
ONT
-
YUL
12h 48m
2 stops
American Airlines Logo
3:45 pm - 10:59 pm
YUL
-
ONT
10h 14m
1 stop
$502American Airlines
Sat, Aug 29 - Sat, Sep 5
American Airlines Logo
6:15 am - 11:29 pm
ONT
-
YYZ
14h 14m
2 stops
American Airlines Logo
7:29 am - 6:15 pm
YYZ
-
ONT
13h 46m
2 stops
$503American Airlines
Wed, Aug 26 - Wed, Sep 2
United Airlines Logo
7:00 am - 5:30 pm
ONT
-
YUL
7h 30m
1 stop
United Airlines Logo
4:55 pm - 10:35 pm
YUL
-
ONT
8h 40m
1 stop
$519United Airlines
Wed, Sep 30 - Sat, Oct 3
American Airlines Logo
6:15 am - 10:59 pm
ONT
-
YYZ
13h 44m
2 stops
American Airlines Logo
8:00 am - 6:17 pm
YYZ
-
ONT
13h 17m
2 stops
$522American Airlines
Sat, Aug 29 - Sat, Sep 5
Delta Logo
7:05 am - 11:30 pm
ONT
-
YUL
13h 25m
2 stops
Delta Logo
7:00 am - 4:24 pm
YUL
-
ONT
12h 24m
2 stops
$529Delta
Sat, Aug 29 - Sat, Sep 5
United Airlines Logo
7:00 am - 5:30 pm
ONT
-
YUL
7h 30m
1 stop
United Airlines Logo
4:55 pm - 10:35 pm
YUL
-
ONT
8h 40m
1 stop
$535United Airlines
Sat, Sep 5 - Fri, Sep 11
Delta Logo
12:00 pm - 11:52 pm
ONT
-
YUL
8h 52m
1 stop
Delta Logo
2:46 pm - 8:05 pm
YUL
-
ONT
8h 19m
1 stop
$539Delta
Booking Insights

KAYAK's insights & trends for Ontario to Ontario flights

Get data-powered insights and trends into flights from Ontario to Ontario to help you find the cheapest flights, the best time to fly and much more.

How much is a round-trip flight from Ontario to Region of Ontario?

This analysis is based on the cheapest round-trip price found on KAYAK in the last 12 months by searching for a flight from Ontario to Region of Ontario departing in September.

Flight prices are typical for this route right now.

Flights to Region of Ontario from Ontario usually cost between $295 and $698 in September.
The lowest price found in the past 5 days was $395 on Multiple Airlines (Sep 14-Sep 21).

What is the cheapest month to fly from Ontario to Ontario?

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for round-trip flights from Ontario to Ontario, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.

The cheapest month for flights from Ontario to Ontario is April, when tickets cost $486 (return) on average. On the other hand, the most expensive months are January and February, when the average cost of round-trip tickets is $1,373 and $1,172 respectively.

Find deals

Good to know

Low season

May

Cheapest flight

$181
Best time to beat the crowds with an average 49% drop in price.
Most popular time to fly and prices are also 35% lower on average.
Flight from Ontario to Toronto

FAQs - booking Ontario flights

  • How does KAYAK find such low prices on flights from Ontario to Ontario?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Ontario to Ontario.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Ontario to Ontario?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight from Ontario to Ontario is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Ontario to Ontario?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly from Ontario to Ontario with an airline and back with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Ontario to Ontario?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying from Ontario to Ontario up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight from Ontario to Ontario

Information on your arrival and departure airports

Ontario (ONT)