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Cheap flights from Ontario (ONT) to Kentucky from $87

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/9. 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.
ONT — SDF
jun. 15 — jun. 221
From?
To?
sáb. 6/15
sáb. 6/22
1 adult, Economy
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How far in advance should I book a flight from Ontario to Kentucky?

Find a great deal and save up to 104% by booking at least 19 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from Ontario to Kentucky within the next two weeks, with the cheapest ticket starting at $121.

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

August can be a great time to fly to Kentucky from Ontario with a flight ticket averaging about $256. Cheapflights users have found deals in the month of August for as cheap as $87. The most expensive prices can be found in the month of March.

What is the cheapest time of day to fly from ONT to KY?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Ontario to Kentucky as you normally would.

Cheap Ontario to Kentucky flights in June & July 2024

Find cheap flight options from Ontario to Kentucky specifically for the months of June and July 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 3,080,152 searches. Prices were last updated on junio 10, 2024.
These are some of the best deals we've found on flights to Kentucky in 2024 at this time. More deals are always being added, so be sure to check back regularly.
lun. 7/2912:49 amONT - BNA
1 stop9h 26mFrontier
sáb. 8/33:17 pmBNA - ONT
1 stop5h 52mFrontier
Deal found 6/9$151
mar. 7/912:59 amONT - CVG
1 stop6h 20mFrontier
mar. 7/301:25 pmCVG - ONT
1 stop7h 28mFrontier
Deal found 6/9$154
mar. 7/3012:59 amONT - TYS
1 stop14h 49mFrontier
mié. 8/77:48 pmTYS - ONT
1 stop18h 14mFrontier
Deal found 6/9$155
mar. 7/912:59 amONT - CVG
1 stop6h 20mFrontier
mar. 7/161:25 pmCVG - ONT
1 stop7h 28mFrontier
Deal found 6/10$158
mar. 7/3012:59 amONT - TYS
1 stop14h 49mFrontier
mié. 8/146:17 pmTYS - ONT
1 stop8h 22mFrontier
Deal found 6/9$165
mar. 7/912:59 amONT - BNA
1 stop8h 53mFrontier
mié. 7/1712:42 pmBNA - ONT
1 stop12h 57mFrontier
Deal found 6/9$176
lun. 7/2912:49 amONT - BNA
1 stop9h 26mFrontier
vie. 8/911:11 amBNA - ONT
1 stop11h 50mFrontier
Deal found 6/9$178
sáb. 6/228:20 amONT - CVG
1 stop6h 48mFrontier
lun. 6/249:11 pmCVG - ONT
1 stop13h 16mFrontier
Deal found 6/10$188
mar. 7/912:59 amONT - BNA
1 stop8h 53mFrontier
sáb. 7/203:17 pmBNA - ONT
1 stop5h 52mFrontier
Deal found 6/9$191

Ontario to Kentucky 2024 flight deals

Discover exclusive flight deals for travel between Ontario and Kentucky in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 3,080,152 searches. Data last updated junio 10, 2024.
These are some of the best deals we've found on flights to Kentucky in 2024 at this time. More deals are always being added, so be sure to check back regularly.
lun. 7/2912:49 amONT - BNA
1 stop9h 26mFrontier
sáb. 8/33:17 pmBNA - ONT
1 stop5h 52mFrontier
Deal found 6/9$151
mar. 7/912:59 amONT - CVG
1 stop6h 20mFrontier
mar. 7/301:25 pmCVG - ONT
1 stop7h 28mFrontier
Deal found 6/9$154
mar. 7/3012:59 amONT - TYS
1 stop14h 49mFrontier
mié. 8/77:48 pmTYS - ONT
1 stop18h 14mFrontier
Deal found 6/9$155
mar. 7/912:59 amONT - CVG
1 stop6h 20mFrontier
mar. 7/161:25 pmCVG - ONT
1 stop7h 28mFrontier
Deal found 6/10$158
mar. 7/3012:59 amONT - TYS
1 stop14h 49mFrontier
mié. 8/146:17 pmTYS - ONT
1 stop8h 22mFrontier
Deal found 6/9$165
mar. 7/912:59 amONT - BNA
1 stop8h 53mFrontier
mié. 7/1712:42 pmBNA - ONT
1 stop12h 57mFrontier
Deal found 6/9$176
mar. 8/271:32 pmONT - TYS
1 stop24h 45mFrontier
mié. 9/46:17 pmTYS - ONT
1 stop8h 22mFrontier
Deal found 6/8$176
mar. 9/312:49 amONT - CVG
1 stop6h 30mFrontier
mar. 9/102:51 pmCVG - ONT
1 stop6h 18mFrontier
Deal found 6/9$177
lun. 8/1212:49 amONT - BNA
1 stop11h 36mFrontier
mar. 8/201:50 pmBNA - ONT
1 stop11h 49mFrontier
Deal found 6/9$177

Ontario to Kentucky flights leaving soon

Find last-minute flight options from Ontario to Kentucky for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 3,080,152 searches. Data last updated junio 10, 2024.
Have a look at some of the last-minute flights available departing from Ontario to Kentucky. To prevent any unwanted surprises, users should verify their flight info before booking.
dom. 6/1612:59 amONT - TYS
1 stop17h 40mFrontier
lun. 6/2410:41 pmTYS - ONT
1 stop11h 46mFrontier
Deal found 6/9$206
jue. 6/2012:59 amONT - CVG
1 stop21h 08mFrontier
lun. 6/249:11 pmCVG - ONT
1 stop13h 16mFrontier
Deal found 6/9$221
dom. 6/1612:59 amONT - CVG
1 stop6h 16mFrontier
lun. 6/249:11 pmCVG - ONT
1 stop13h 16mFrontier
Deal found 6/9$222
jue. 6/2012:59 amONT - CVG
1 stop21h 08mFrontier
lun. 6/249:11 pmCVG - ONT
1 stop13h 16mFrontier
Deal found 6/10$224
mar. 6/1812:59 amONT - CVG
1 stop6h 23mFrontier
lun. 6/249:11 pmCVG - ONT
1 stop13h 16mFrontier
Deal found 6/10$225
dom. 6/1612:59 amONT - CVG
1 stop6h 16mFrontier
sáb. 6/299:30 pmCVG - ONT
1 stop29h 29mFrontier
Deal found 6/9$263
jue. 6/2012:59 amONT - CVG
1 stop21h 08mFrontier
sáb. 6/299:30 pmCVG - ONT
1 stop29h 29mFrontier
Deal found 6/9$268
mié. 6/198:03 amONT - CVG
1 stop25h 10mFrontier
lun. 6/249:11 pmCVG - ONT
1 stop13h 16mFrontier
Deal found 6/10$271
mar. 6/1812:59 amONT - CVG
1 stop6h 23mFrontier
jue. 6/275:22 pmCVG - ONT
1 stop7h 16mFrontier
Deal found 6/9$274

One-way flights to Kentucky from Ontario

Search for one-way flight options from Ontario to Kentucky. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 3,080,152 searches. Data last updated junio 10, 2024.
Take a look at some of the one-way flights we've detected from Ontario to Kentucky. Those needing a return flight from Ontario to Kentucky can use the search form above.
mar. 7/912:59 amONT - BNA
1 stop8h 53mFrontier
Deal found 6/8$87
mar. 8/1312:49 amONT - CVG
1 stop6h 30mFrontier
Deal found 6/10$88
dom. 8/2512:49 amONT - BNA
1 stop7h 22mFrontier
Deal found 6/8$88
mar. 7/912:59 amONT - BNA
1 stop8h 53mFrontier
Deal found 6/9$89
vie. 8/910:03 pmONT - BNA
1 stop20h 57mFrontier
Deal found 6/9$92
mié. 8/148:27 pmONT - CVG
1 stop12h 51mFrontier
Deal found 6/10$93
sáb. 8/2412:49 amONT - BNA
1 stop11h 36mFrontier
Deal found 6/8$93
mar. 8/131:32 pmONT - TYS
1 stop24h 45mFrontier
Deal found 6/9$93
vie. 8/168:27 pmONT - BNA
1 stop11h 13mFrontier
Deal found 6/8$94

Find flights from Ontario to Kentucky within your budget

Customize your flight search to find flights from Ontario to Kentucky that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 3,080,152 searches. Data last updated junio 10, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$151 - $338

Route

Depart

Return

Price

OntarioNashville Intl

ONT - BNA

ONTBNA

Ontario

lun. 7/29

1 stop9h 26m

Nashville Intl

sáb. 8/3

1 stop5h 52m

$151

OntarioCincinnati Cinci./N. Kentucky

ONT - CVG

ONTCVG

Ontario

mar. 7/9

1 stop6h 20m

Cincinnati Cinci./N. Kentucky

mar. 7/30

1 stop7h 28m

$154

OntarioKnoxville McGhee Tyson

ONT - TYS

ONTTYS

Ontario

mar. 7/30

1 stop14h 49m

Knoxville McGhee Tyson

mié. 8/7

1 stop18h 14m

$155

OntarioCincinnati Cinci./N. Kentucky

ONT - CVG

ONTCVG

Ontario

mar. 7/9

1 stop6h 20m

Cincinnati Cinci./N. Kentucky

mar. 7/16

1 stop7h 28m

$158

OntarioKnoxville McGhee Tyson

ONT - TYS

ONTTYS

Ontario

sáb. 8/3

1 stop6h 25m

Knoxville McGhee Tyson

sáb. 8/10

1 stop6h 54m

$228

OntarioNashville Intl

ONT - BNA

ONTBNA

Ontario

mié. 8/7

1 stop9h 55m

Nashville Intl

vie. 8/9

1 stop11h 50m

$239

OntarioLexington Blue Grass

ONT - LEX

ONTLEX

Ontario

jue. 9/5

1 stop9h 31m

Lexington Blue Grass

dom. 9/8

1 stop7h 13m

$276

OntarioNashville Intl

ONT - BNA

ONTBNA

Ontario

mié. 7/31

1 stop9h 55m

Nashville Intl

sáb. 8/3

1 stop8h 51m

$278

OntarioNashville Intl

ONT - BNA

ONTBNA

Ontario

sáb. 10/26

1 stop6h 22m

Nashville Intl

mié. 10/30

1 stop9h 07m

$338

Flights are sorted by cheapest first

Deals found on 6/9

No data available for this route at this time. Please check back soon.

Best time to book a flight from Ontario to Kentucky

Have a flexible travel schedule? Discover the best time to fly to Kentucky from Ontario with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Reviews of airlines servicing Kentucky

Get insights into the airlines that provide service to Kentucky. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Kentucky. Reviews last updated junio 10, 2024.
To help decide which airline to fly from Ontario to Kentucky, see what other customers have to say about American Airlines, United Airlines and Frontier. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.2
Very good
5,897 reviews

Comfort

8.1

Overall

8.2

Food

7.3

Crew

8.7

Boarding

8.3

Entertainment

7.8

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

Southwest
8.2
Very good
5,897 reviews
Southwest
8.2
Very good
5,897 reviews

Comfort

8.1

Overall

8.2

Food

7.3

Crew

8.7

Boarding

8.3

Entertainment

7.8

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

Alaska Airlines
8.1
Very good
9,254 reviews
Southwest
8.2
Very good
5,897 reviews

Comfort

8.1

Overall

8.2

Food

7.3

Crew

8.7

Boarding

8.3

Entertainment

7.8

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

Delta
8.0
Very good
10,295 reviews
Southwest
8.2
Very good
5,897 reviews

Comfort

8.1

Overall

8.2

Food

7.3

Crew

8.7

Boarding

8.3

Entertainment

7.8

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

Avianca
7.5
Good
3,563 reviews
Southwest
8.2
Very good
5,897 reviews

Comfort

8.1

Overall

8.2

Food

7.3

Crew

8.7

Boarding

8.3

Entertainment

7.8

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

United Airlines
7.4
Good
10,647 reviews
Southwest
8.2
Very good
5,897 reviews

Comfort

8.1

Overall

8.2

Food

7.3

Crew

8.7

Boarding

8.3

Entertainment

7.8

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

Related info for your journey

Find useful and relevant information for your journey from Ontario to Kentucky. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Ontario to Kentucky?

    Ontario (ONT) is the airport you will fly out of if you book a flight from Ontario to Kentucky. It is only a 3.1 mi journey to Ontario (ONT) from Ontario’s city center.

  • Can I find flights from Ontario to Kentucky for under $200 on Cheapflights?

    Yes, there are multiple flights from Ontario to Kentucky for under $200. The cheapest flight booked recently is on Frontier for just $151, but on average you can expect to pay $173.

  • Are there last-minute flights available from Ontario to Kentucky for under $300?

    There are currently 20+ open flights from Ontario to Kentucky within the next 7 days for less than $300.

  • What are the most popular routes from Ontario to Kentucky?

    The most popular flight routes from Ontario to Kentucky are Ontario - Nashville Intl, Ontario - Knoxville McGhee Tyson and Ontario - Cincinnati Cinci./N. Kentucky.

  • What does ONT to SDF mean?

    These are just IATA (International Air Transport Association) codes. They are used in aviation to identify and differentiate airports. That’s why a Ontario Airport to Louisville Intl Airport flight would often be abbreviated as a ONT to SDF flight. This flight route has multiple associated airports, so we think it might be helpful to learn the name and codes of them as well. They are Lexington Blue Grass Airport (LEX), Paducah Barkley Regional Airport (PAH), Owensboro Daviess County Airport (OWB).

  • Can I find deals for flights from Ontario to Kentucky that include extra baggage allowance?

    The amount of baggage you can bring on your Ontario to Kentucky flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Ontario to Kentucky with specific airlines?

    Yes, Cheapflights allows you to browse and filter Ontario to Kentucky flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from Ontario to Kentucky that include hotel bookings?

    Yes. In addition to deals on Ontario to Kentucky flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Ontario to Kentucky?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to Kentucky.

  • Can I find deals for business class flights from Ontario to Kentucky?

    Yes. Cheapflights offers flight deals from Ontario to Kentucky by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from Ontario to Kentucky that allow pets onboard?

    Many airlines flying from Ontario to Kentucky offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Ontario to Kentucky?

    Yes, you can often find last-minute deals on Ontario to Kentucky flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Ontario to Kentucky flight deals updated?

    The Ontario to Kentucky flight deals you see on this page were last updated on 6/10.

  • What are the most popular airlines that fly from Ontario to Kentucky?

    When booking a flight from Ontario to Kentucky, you may want to consider flying on American Airlines, Delta or Spirit Airlines as they are the most popular for this route.

  • What is the cheapest month to book a flight from Ontario to Kentucky?

    Currently, January is the cheapest month in which you can book a flight from Ontario to Kentucky (average of $287). Flying from Ontario to Kentucky in April is currently the most expensive (average of $373). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Ontario to Kentucky
See prices for flight routes from nearby airports that may be better suited for you.

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Top 4 airlines flying from Ontario to Kentucky

Discover the top 4 airlines that operate flights from Ontario to Kentucky. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 3,080,152 searches. Data last updated junio 10, 2024.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$97Average$138FlexibilityNo cancel feeOn-time65%
American AirlinesCheapest$242Average$519FlexibilityNo cancel feeOn-time71%
DeltaCheapest$280Average$466FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$365Average$491FlexibilityNo cancel feeOn-time69%
Dallas to London flights
Phoenix to Seattle flights
Fort Lauderdale to Orlando flights
Atlanta to Jacksonville flights
San Diego to Dallas flights
Los Angeles to Miami flights
Los Angeles to Toronto flights
Los Angeles to Cancún flights
San Francisco to San Diego flights
Los Angeles to Philadelphia flights
Miami to The Bahamas flights
Ontario to Louisiana flights

Search flights from Ontario to Kentucky by cabin class

Find flights from Ontario to Kentucky, based on your preferred cabin class, be it economy, premium economy, business, or first class.
First Class
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Economy Class

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