ONT

$76 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 3/10. 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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Everything you should know

Cheapest round-trip
$164
Overall average: $501
Multiple Airlines
Wed 3/11Wed 3/18
BNA - ONT • 1 stop
Cheapest non-stop
$399
Typical prices: $504-$561
Southwest
Wed 3/11Wed 3/18
BNA - ONT • Non-stop
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We hope you love your trip to Ontario!
Flight Deals
Useful Info
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

Wed, Mar 11 - Wed, Mar 18
Multiple Airlines Logo
3:01 pm - 11:59 pm
BNA
-
ONT
10h 58m
1 stop
Multiple Airlines Logo
2:23 pm - 5:10 am
ONT
-
BNA
12h 47m
1 stop
$164Multiple Airlines
Tue, Mar 17 - Tue, Mar 24
Multiple Airlines Logo
3:01 pm - 11:59 pm
BNA
-
ONT
10h 58m
1 stop
Multiple Airlines Logo
2:23 pm - 5:10 am
ONT
-
BNA
12h 47m
1 stop
$166Multiple Airlines
Tue, Mar 10 - Tue, Mar 17
Frontier Logo
7:43 pm - 11:59 pm
CVG
-
ONT
31h 16m
2 stops
Frontier Logo
6:15 am - 2:24 pm
ONT
-
CVG
29h 09m
1 stop
$175Frontier
Thu, Apr 23 - Sat, Apr 25
Frontier Logo
4:28 pm - 11:55 pm
TYS
-
ONT
10h 27m
1 stop
Frontier Logo
12:59 am - 3:33 pm
ONT
-
TYS
11h 34m
1 stop
$190Frontier
Tue, Mar 3 - Sat, Mar 7
Delta Logo
3:46 pm - 9:05 pm
LEX
-
ONT
8h 19m
1 stop
Delta Logo
10:20 pm - 8:20 am
ONT
-
LEX
7h 00m
1 stop
$309Delta
Tue, Mar 3 - Sat, Mar 7
United Airlines Logo
10:35 am - 8:50 pm
LEX
-
ONT
13h 15m
2 stops
United Airlines Logo
11:59 pm - 1:15 pm
ONT
-
LEX
9h 16m
1 stop
$314United Airlines
Wed, Mar 11 - Wed, Mar 18
American Airlines Logo
6:21 pm - 11:59 pm
TYS
-
ONT
8h 38m
1 stop
American Airlines Logo
11:58 pm - 11:30 am
ONT
-
TYS
8h 32m
1 stop
$319American Airlines
Wed, Mar 4 - Sat, Apr 4
American Airlines Logo
5:40 am - 11:31 am
TYS
-
ONT
8h 51m
2 stops
American Airlines Logo
2:39 pm - 11:51 pm
ONT
-
TYS
6h 12m
1 stop
$324American Airlines
Tue, Mar 10 - Tue, Mar 17
Delta Logo
6:00 am - 11:47 am
SDF
-
ONT
8h 47m
1 stop
Delta Logo
10:25 pm - 9:28 am
ONT
-
SDF
8h 03m
1 stop
$331Delta
Tue, Jun 30 - Tue, Jul 7
United Airlines Logo
5:57 pm - 10:28 pm
TYS
-
ONT
7h 31m
1 stop
United Airlines Logo
1:00 pm - 10:20 pm
ONT
-
TYS
6h 20m
1 stop
$338United Airlines
Useful Info

Good to know

Low seasonJanuary
Cheapest flight$76
Best time to beat the crowds with an average 1% drop in price.
Most popular time to fly with an average 2% increase in price.
Flight from Nashville 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)