ONT

$116 Find Cheap Flights from Kentucky to Ontario

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to Ontario departing on 9/29. 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

Cheap Flights from Kentucky to Ontario

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

Mon, Jul 20 - Mon, Jul 27
Frontier Logo
9:00 pm - 7:53 pm
CVG
-
ONT
25h 53m
1 stop
Frontier Logo
11:43 am - 7:48 pm
ONT
-
CVG
29h 05m
1 stop
$263Frontier
Wed, Sep 9 - Wed, Sep 16
Frontier Logo
7:42 pm - 11:55 pm
BNA
-
ONT
6h 13m
1 stop
Frontier Logo
6:00 am - 6:47 pm
ONT
-
BNA
10h 47m
1 stop
$270Frontier
Tue, Oct 20 - Wed, Nov 4
Multiple Airlines Logo
6:05 am - 11:55 pm
CVG
-
ONT
20h 50m
1 stop
Multiple Airlines Logo
4:27 pm - 3:58 pm
ONT
-
CVG
20h 31m
1 stop
$302Multiple Airlines
Tue, Aug 11 - Wed, Aug 19
Multiple Airlines Logo
6:03 pm - 11:14 am
BNA
-
ONT
19h 11m
1 stop
Multiple Airlines Logo
3:34 pm - 8:29 pm
ONT
-
BNA
26h 55m
1 stop
$307Multiple Airlines
Wed, Jul 8 - Wed, Jul 15
Delta Logo
7:05 am - 10:38 am
LEX
-
ONT
6h 33m
1 stop
Delta Logo
10:00 pm - 9:16 am
ONT
-
LEX
8h 16m
1 stop
$331Delta
Wed, Oct 14 - Mon, Oct 19
American Airlines Logo
5:41 pm - 11:06 pm
LEX
-
ONT
8h 25m
1 stop
American Airlines Logo
8:00 pm - 10:25 am
ONT
-
LEX
11h 25m
2 stops
$345American Airlines
Thu, Nov 5 - Tue, Nov 10
Delta Logo
3:50 pm - 10:14 pm
TRI
-
ONT
9h 24m
1 stop
Delta Logo
10:59 pm - 9:35 am
ONT
-
TRI
7h 36m
1 stop
$349Delta
Wed, May 27 - Sun, May 31
American Airlines Logo
5:41 pm - 11:59 pm
LEX
-
ONT
9h 18m
1 stop
American Airlines Logo
10:00 pm - 8:50 am
ONT
-
LEX
7h 50m
1 stop
$375American Airlines
Thu, Oct 8 - Sun, Oct 11
Southwest Logo
8:40 am - 2:25 pm
SDF
-
ONT
8h 45m
1 stop
Southwest Logo
9:30 pm - 10:15 am
ONT
-
SDF
9h 45m
2 stops
$432Southwest
Fri, Jul 10 - Sun, Jul 12
Southwest Logo
6:05 pm - 12:05 am
SDF
-
ONT
9h 00m
2 stops
Southwest Logo
11:55 pm - 10:05 am
ONT
-
SDF
7h 10m
1 stop
$462Southwest
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Good to know

Low seasonJanuary
Cheapest flight$116
Best time to beat the crowds with an average 3% drop in price.
Most popular time to fly and prices are also 8% lower on average.
Flight from Cincinnati to Ontario

FAQs for booking flights from Kentucky to Ontario

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

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

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Ontario from Kentucky 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 Kentucky 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 to Ontario with an airline and back to Kentucky with another airline.

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

Information on the airport you'll fly into in Ontario

Ontario (ONT)