ONT - KIN

$309 Find Cheap Flights from Ontario to Kingston

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 Kingston departing on 2/28. 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

KAYAK searches hundreds of travel sites at once for deals on flights to Kingston

 
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Ontario to Kingston, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Ontario to Kingston, as well as popular online travel agencies
Travelers love KAYAK
41,299,237 searches in the past 7 days on KAYAK

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Everything you should know

Cheapest round-trip
$497
American Airlines
Sun 3/29Sat 4/4
ONT - KIN • 2 stops
Cheapest one-way
$289
American Airlines
Sat 2/28
ONT - KIN • 2 stops
Nonstop flights
Not available
There are currently no direct flights between Ontario and Kingston. You'll need at least 2 connections.
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Top layover airports
Atlanta (ATL)
Cheapest • Avg $671 (round-trip)
Atlanta (ATL)
Shortest trip • 11h 00m (one-way)
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KAYAK searches 100s of sites at once to find you the best travel deals.
We hope you love your trip to Kingston!
Flight Deals
Booking Insights
Flight Deals

Cheap Flights from Ontario to Kingston (ONT-KIN)

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Ontario to Kingston 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 Kingston

Sun, Mar 29 - Sat, Apr 4
American Airlines Logo
10:36 pm - 7:12 pm
ONT
-
KIN
18h 36m
2 stops
American Airlines Logo
2:34 pm - 8:51 am
KIN
-
ONT
20h 17m
2 stops
$497American Airlines
Mon, Mar 30 - Fri, Apr 3
American Airlines Logo
12:22 pm - 9:22 am
ONT
-
KIN
19h 00m
2 stops
American Airlines Logo
2:34 pm - 8:51 am
KIN
-
ONT
20h 17m
2 stops
$620American Airlines
Wed, Apr 22 - Mon, Apr 27
United Airlines Logo
1:34 pm - 1:52 pm
ONT
-
KIN
22h 18m
2 stops
United Airlines Logo
2:59 pm - 9:50 pm
KIN
-
ONT
32h 51m
2 stops
$707United Airlines
Tue, Mar 24 - Tue, Apr 14
United Airlines Logo
11:59 pm - 1:51 pm
ONT
-
KIN
35h 52m
2 stops
United Airlines Logo
2:59 pm - 9:50 pm
KIN
-
ONT
32h 51m
2 stops
$727United Airlines
Mon, Mar 16 - Fri, May 15
United Airlines Logo
11:59 pm - 1:51 pm
ONT
-
KIN
35h 52m
2 stops
United Airlines Logo
2:59 pm - 9:58 pm
KIN
-
ONT
32h 59m
2 stops
$734United Airlines
Thu, May 7 - Mon, May 11
United Airlines Logo
5:00 am - 1:54 pm
ONT
-
KIN
30h 54m
2 stops
United Airlines Logo
2:59 pm - 9:41 am
KIN
-
ONT
20h 42m
2 stops
$735United Airlines
Tue, Mar 3 - Mon, Mar 23
United Airlines Logo
8:00 am - 1:51 pm
ONT
-
KIN
26h 51m
2 stops
United Airlines Logo
3:00 pm - 10:18 pm
KIN
-
ONT
33h 18m
2 stops
$794United Airlines
Tue, Mar 3 - Tue, Mar 24
United Airlines Logo
1:45 pm - 1:51 pm
ONT
-
KIN
21h 06m
2 stops
United Airlines Logo
3:00 pm - 10:18 pm
KIN
-
ONT
33h 18m
2 stops
$831United Airlines
Sun, Jun 14 - Sun, Jun 21
American Airlines Logo
2:18 pm - 11:41 am
ONT
-
KIN
19h 23m
2 stops
American Airlines Logo
12:41 pm - 11:59 pm
KIN
-
ONT
13h 18m
2 stops
$893American Airlines
Wed, Jul 15 - Wed, Jul 22
JetBlue Logo
11:59 pm - 8:32 pm
ONT
-
KIN
18h 33m
1 stop
JetBlue Logo
9:05 am - 10:40 pm
KIN
-
ONT
15h 35m
1 stop
$896JetBlue
Booking Insights

KAYAK's insights & trends for Ontario to Kingston flights

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

Which airlines provide the cheapest flights from Ontario to Kingston?

The cheapest round-trip price for the route for each airline clicked by KAYAK users in the last 72 hours.

In the past 3 days, the cheapest round-trip tickets from Ontario to Kingston were found on American Airlines ($497) and United Airlines ($707).

Find deals

Good to know

Cheapest flight$289
Flight from Ontario to Kingston

When to book flights from Ontario to Kingston

Are your dates flexible? Find out the best times to travel from Ontario to Kingston based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

FAQs for booking flights from Ontario to Kingston

  • What is the cheapest flight from Ontario to Kingston?

    In the last 3 days, the lowest price for a flight from Ontario to Kingston was $289 for a one-way ticket and $497 for a round-trip.

  • Do I need a passport to fly between Ontario and Kingston?

    Yes, you’ll need a passport to travel to Kingston from Ontario.

  • Which aircraft models fly most regularly from Ontario to Kingston?

    We unfortunately don’t have that data for this specific route.

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

    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 Kingston.

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

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Kingston from 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 Kingston?

    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 to Kingston with an airline and back to Ontario with another airline. Booking your flights between Ontario and KIN can sometimes prove cheaper using this method.

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

    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 to Kingston from 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 Kingston

Information on your arrival and departure airports

Ontario (ONT)
Kingston (KIN)