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$57 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 11/16. 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
0 bags

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Good to know

Low season

January

High season

October

Cheapest flight

$57
Best time to beat the crowds with an average 1% drop in price.
Most popular time to fly and prices are also 1% lower on average.
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.

See more FAQs

Prefer to fly non-stop from Kentucky to Ontario?

Find which airlines fly direct from Kentucky to Ontario Airport, which days they fly and book direct flights.

Nonstop departures

Kentucky to Ontario

Monday

Aeromexico, Air Canada, Air France, +20 more

Aeromexico, Air Canada, +21 more

Tuesday

Aeromexico, Air Canada, Air France, +22 more

Aeromexico, Air Canada, +23 more

Wednesday

Aeromexico, Air Canada, Air France, +22 more

Aeromexico, Air Canada, +23 more

Thursday

Aeromexico, Air Canada, Air France, +22 more

Aeromexico, Air Canada, +23 more

Friday

Aeromexico, Air Canada, Air France, +20 more

Aeromexico, Air Canada, +21 more

Saturday

Aeromexico, Air Canada, Air France, +21 more

Aeromexico, Air Canada, +22 more

Sunday

Aeromexico, Air Canada, Air France, +21 more

Aeromexico, Air Canada, +22 more

See more direct flights

Nonstop returns

Ontario to Kentucky

Monday

Aeromexico, Air Canada, Air France, +20 more

Aeromexico, Air Canada, +21 more

Tuesday

Aeromexico, Air Canada, Air France, +22 more

Aeromexico, Air Canada, +23 more

Wednesday

Aeromexico, Air Canada, Air France, +22 more

Aeromexico, Air Canada, +23 more

Thursday

Aeromexico, Air Canada, Air France, +22 more

Aeromexico, Air Canada, +23 more

Friday

Aeromexico, Air Canada, Air France, +20 more

Aeromexico, Air Canada, +21 more

Saturday

Aeromexico, Air Canada, Air France, +21 more

Aeromexico, Air Canada, +22 more

Sunday

Aeromexico, Air Canada, Air France, +21 more

Aeromexico, Air Canada, +22 more

See more direct flights
See more direct flights

Book cheap flights from Kentucky to Ontario

Recent round-trip flight deals

11/14Thu
1 stopFrontier
22h 31mBNA-ONT
11/16Sat
1 stopFrontier
24h 51mONT-BNA
$113
11/16Sat
1 stopFrontier
16h 22mBNA-ONT
11/19Tue
1 stopFrontier
26h 39mONT-BNA
$115
11/19Tue
1 stopSouthwest
17h 00mBNA-ONT
11/20Wed
1 stopSouthwest
12h 20mONT-BNA
$267
1/24Fri
1 stopAlaska Airlines
17h 39mBNA-ONT
2/1Sat
1 stopAlaska Airlines
22h 14mONT-BNA
$282
12/6Fri
1 stopAlaska Airlines
8h 59mBNA-ONT
12/9Mon
1 stopAlaska Airlines
15h 59mONT-BNA
$285
12/4Wed
1 stopDelta
9h 28mBNA-ONT
12/7Sat
1 stopDelta
8h 35mONT-BNA
$286
12/5Thu
1 stopDelta
9h 28mBNA-ONT
12/9Mon
1 stopDelta
6h 11mONT-BNA
$288
2/5Wed
1 stopAmerican Airlines
7h 37mTYS-ONT
2/18Tue
1 stopAmerican Airlines
6h 45mONT-TYS
$288
3/11Tue
1 stopAmerican Airlines
9h 01mLEX-ONT
3/25Tue
1 stopAmerican Airlines
5h 39mONT-LEX
$288
11/19Tue
1 stopSouthwest
17h 00mBNA-ONT
11/20Wed
2 stopsSouthwest
6h 55mONT-BNA
$302

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Recent one-way flight deals

11/16Sat
1 stopFrontier
8h 55mBNA-ONT
$57
11/13Wed
1 stopFrontier
8h 55mBNA-ONT
$59
1/28Tue
1 stopDelta
9h 30mBNA-ONT
$142
12/13Fri
1 stopDelta
6h 54mBNA-ONT
$144
1/28Tue
1 stopAlaska Airlines
15h 13mBNA-ONT
$147
11/19Tue
1 stopSouthwest
11h 40mBNA-ONT
$151
1/28Tue
2 stopsAlaska Airlines
12h 04mBNA-ONT
$156
11/19Tue
1 stopUnited Airlines
9h 12mBNA-ONT
$159
12/5Thu
1 stopUnited Airlines
8h 52mBNA-ONT
$189
12/24Tue
2 stopsSouthwest
7h 55mBNA-ONT
$219

Search by stops

Search by airline

Search by price

Last minute flights from Kentucky to Ontario

Last minute flight, train and bus deals

11/2Sat
multi-stopFrontier
17h 16mBNA-ONT
11/6Wed
multi-stopFrontier
21h 10mONT-BNA
$150
11/3Sun
multi-stopFrontier
20h 22mCVG-ONT
11/13Wed
multi-stopFrontier
27h 54mONT-CVG
$216
11/5Tue
multi-stopDelta
7h 58mTYS-ONT
11/15Fri
multi-stopDelta
8h 57mONT-TYS
$413
11/2Sat
multi-stop
8h 49mBNA-ONT
11/4Mon
multi-stop
14h 07mONT-BNA
$428
11/5Tue
multi-stopDelta
7h 58mTYS-ONT
11/11Mon
multi-stopDelta
8h 29mONT-TYS
$453
11/2Sat
multi-stop
10h 22mBNA-ONT
11/6Wed
multi-stop
7h 29mONT-BNA
$492
11/5Tue
multi-stopUnited Airlines
7h 14mTYS-ONT
11/17Sun
multi-stopUnited Airlines
6h 46mONT-TYS
$503
11/5Tue
multi-stopUnited Airlines
7h 14mTYS-ONT
11/16Sat
multi-stopUnited Airlines
11h 02mONT-TYS
$508
11/1Fri
multi-stopSouthwest
7h 30mBNA-ONT
11/6Wed
multi-stopSouthwest
7h 50mONT-BNA
$512
11/1Fri
multi-stopSouthwest
8h 50mBNA-ONT
11/6Wed
multi-stopSouthwest
7h 50mONT-BNA
$517

Search by stops

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Everything you need to know for your flight to Ontario

Information on the airport you'll fly into in Ontario