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$31+ Cheap flights from Philadelphia (PHL) to Kentucky

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 8/28. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — SDF
Sep 2 — Sep 91
Wed 9/2
Wed 9/9
1 adult, Economy
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Cheap flight deals from Philadelphia to Kentucky

Cheapest flights from Philadelphia to Kentucky
Explore the most affordable flight options available from Philadelphia to Kentucky. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 3, 2026.

This CheapOair deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/244:35 pm
PHL
-
TYS
Nonstop2h 00m
Allegiant Air
Fri 8/281:55 pm
TYS
-
PHL
Nonstop1h 50m
Allegiant Air
Deal found 7/30$83
This CheapOair deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/215:34 pm
PHL
-
TYS
Nonstop2h 00m
Allegiant Air
Fri 9/251:54 pm
TYS
-
PHL
Nonstop1h 50m
Allegiant Air
Deal found 7/30$86
This Kiwi.com deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/114:40 pm
PHL
-
TYS
Nonstop2h 02m
Allegiant Air
Mon 12/141:58 pm
TYS
-
PHL
Nonstop1h 52m
Allegiant Air
Deal found 8/1$93
This Kiwi.com deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/165:36 pm
PHL
-
TYS
Nonstop2h 03m
Allegiant Air
Mon 8/241:55 pm
TYS
-
PHL
Nonstop1h 50m
Allegiant Air
Deal found 7/29$96
This Kiwi.com deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/114:34 pm
PHL
-
TYS
Nonstop2h 00m
Allegiant Air
Fri 9/181:54 pm
TYS
-
PHL
Nonstop1h 50m
Allegiant Air
Deal found 8/1$98
This CheapOair deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/214:35 pm
PHL
-
TYS
Nonstop2h 00m
Allegiant Air
Fri 8/281:55 pm
TYS
-
PHL
Nonstop1h 50m
Allegiant Air
Deal found 7/30$100
This Kiwi.com deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/214:35 pm
PHL
-
TYS
Nonstop2h 00m
Allegiant Air
Mon 8/241:55 pm
TYS
-
PHL
Nonstop1h 50m
Allegiant Air
Deal found 7/29$102
This Kiwi.com deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/244:45 pm
PHL
-
CVG
1 stop18h 36m
Frontier
Mon 8/3112:26 pm
CVG
-
PHL
1 stop8h 02m
Frontier
Deal found 7/30$136
This Kiwi.com deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/244:45 pm
PHL
-
CVG
1 stop18h 36m
Frontier
Sun 8/3012:26 pm
CVG
-
PHL
1 stop18h 49m
Frontier
Deal found 7/30$139
This Kiwi.com deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/254:45 pm
PHL
-
CVG
1 stop18h 36m
Frontier
Mon 8/3112:26 pm
CVG
-
PHL
1 stop8h 02m
Frontier
Deal found 7/30$144
This Kiwi.com deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/254:45 pm
PHL
-
CVG
1 stop18h 36m
Frontier
Sun 8/3012:26 pm
CVG
-
PHL
1 stop18h 49m
Frontier
Deal found 7/30$147
This Kiwi.com deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/244:45 pm
PHL
-
CVG
1 stop18h 36m
Frontier
Sat 8/2912:26 pm
CVG
-
PHL
1 stop24h 00m
Frontier
Deal found 7/30$148

Find flight deals from Philadelphia to Kentucky

Keep the following information in mind while searching for Philadelphia to Kentucky flight deals. Data was last updated August 3, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$83
(CheapOair)

One-way from

$31
(Kiwi.com)

Popular in

July

Cheapest in

May

Average price

$573

Good round-trip deal

$469 or less

Good one-way deal

$354 or less
Provider with most accurate pricing for Philadelphia-Louisville Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Philadelphia-Louisville Intl flights.
Search Deals
From Philadelphia to Kentucky
Search Deals
One-way flight from Philadelphia to Kentucky
Search Deals
Highest demand for flights based on searches. 1% potential increase in price ($11 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 0% potential price decrease ($2 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 2026
Search Deals
Price to beat on a round-trip flight from Philadelphia to Kentucky.
Search Deals
Price to beat on a one-way flight from Philadelphia to Kentucky.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Philadelphia 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 2,558,603 searches. Data last updated August 3, 2026.
Use the filters below to find and compare flights from Philadelphia to Kentucky that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PhiladelphiaBlountville

PHL - TRI

PHLTRI

Philadelphia

Mon 10/5

7:15 am-3:56 pm

1 stop8h 41m

Blountville Tri Cities TN/VA

Mon 10/19

8:41 pm-9:10 am

1 stop12h 29m

$224
Quickest round-trip

PhiladelphiaNashville

PHL - BNA

PHLBNA

Philadelphia

Mon 8/24

5:55 am-7:00 am

Nonstop2h 05m

Nashville Intl

Fri 8/28

10:15 am-1:15 pm

Nonstop2h 00m

$304

PhiladelphiaEvansville

PHL - EVV

PHLEVV

Philadelphia

Sat 9/5

7:20 am-3:49 pm

1 stop9h 29m

Evansville Dress Regional

Sat 9/12

4:42 pm-12:09 am

1 stop6h 27m

$305

PhiladelphiaNashville

PHL - BNA

PHLBNA

Philadelphia

Fri 8/14

5:35 pm-10:37 pm

1 stop6h 02m

Nashville Intl

Mon 8/24

2:30 pm-11:53 pm

1 stop8h 23m

$311

PhiladelphiaKnoxville

PHL - TYS

PHLTYS

Philadelphia

Fri 10/30

12:20 pm-9:30 pm

2 stops9h 10m

Knoxville McGhee Tyson

Mon 11/2

12:50 pm-5:40 pm

1 stop4h 50m

$318

PhiladelphiaBlountville

PHL - TRI

PHLTRI

Philadelphia

Thu 10/15

3:40 pm-10:24 pm

1 stop6h 44m

Blountville Tri Cities TN/VA

Sun 10/18

7:19 pm-12:56 am

1 stop5h 37m

$319

PhiladelphiaBlountville

PHL - TRI

PHLTRI

Philadelphia

Thu 9/3

3:56 pm-9:07 pm

1 stop5h 11m

Blountville Tri Cities TN/VA

Sun 9/6

7:00 am-12:56 pm

1 stop5h 56m

$319

PhiladelphiaBlountville

PHL - TRI

PHLTRI

Philadelphia

Thu 9/24

1:53 pm-6:34 pm

1 stop4h 41m

Blountville Tri Cities TN/VA

Sun 9/27

8:29 pm-12:13 am

1 stop3h 44m

$319

PhiladelphiaLouisville

PHL - SDF

PHLSDF

Philadelphia

Thu 8/27

2:05 pm-8:25 pm

1 stop6h 20m

Louisville Intl

Thu 9/3

3:20 pm-10:05 pm

1 stop6h 45m

$321

PhiladelphiaNashville

PHL - BNA

PHLBNA

Philadelphia

Tue 12/8

11:45 am-8:30 pm

2 stops9h 45m

Nashville Intl

Thu 12/10

11:25 am-9:25 pm

2 stops9h 00m

$331

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/29

Showing 1-10 of 60 resultsSorted by cheapest first
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6

Best time to book a flight from Philadelphia to Kentucky

Have a flexible travel schedule? Discover the best time to fly to Kentucky from Philadelphia 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.

Cheapflights Insights

Everything you need to know about your flight from Philadelphia to Kentucky

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

Currently, November is the cheapest month in which you can book a flight from Philadelphia to Kentucky (average of $529). Flying from Philadelphia to Kentucky in December is currently the most expensive (average of $578). 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.

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

Find hourly flight availability from Philadelphia to Kentucky. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 3, 2026.

Unlike at noon, when flights are generally more expensive, you can save up to 17% on flights from Philadelphia to Kentucky by exploring options for tickets in the morning.

How much does it cost to fly round-trip from Philadelphia to Kentucky?

Airfare is below average for this route at the moment.
Philadelphia to Kentucky flights typically cost between $499 and $592 in September.
The cheapest round-trip price found within the last 5 days was $220 on Multiple Airlines (Sep 10-Sep 17).

How far ahead should I book a flight from Philadelphia to Kentucky?

The best time to book flights from Philadelphia to Kentucky is 73 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest day to fly from Philadelphia to Kentucky?

Use this chart to determine the cheapest time to fly round-trip from Philadelphia to Kentucky. Price data was last updated on July 25, 2026.

Travelers seeking maximum savings on their Philadelphia to Kentucky flight should consider departing on Monday mornings when fares are most often at their lowest. Monday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

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 August 3, 2026.
See what other customers who have flown with Southwest,Delta, andAmerican Airlines from Philadelphia to Kentucky have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,224 reviews

Boarding

8.1

Food

7.0

Crew

8.6

Comfort

8.0

Entertainment

7.5

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Libby,Jun 2026

TUS - LAS

One delay in a 2 layover flight=a good trip. The crew was great.
Southwest
8.0
Very good
4,224 reviews
Southwest
8.0
Very good
4,224 reviews

Boarding

8.1

Food

7.0

Crew

8.6

Comfort

8.0

Entertainment

7.5

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Libby,Jun 2026

TUS - LAS

One delay in a 2 layover flight=a good trip. The crew was great.
Delta
7.8
Good
8,483 reviews
Southwest
8.0
Very good
4,224 reviews

Boarding

8.1

Food

7.0

Crew

8.6

Comfort

8.0

Entertainment

7.5

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Libby,Jun 2026

TUS - LAS

One delay in a 2 layover flight=a good trip. The crew was great.
American Airlines
7.1
Good
11,842 reviews
Southwest
8.0
Very good
4,224 reviews

Boarding

8.1

Food

7.0

Crew

8.6

Comfort

8.0

Entertainment

7.5

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Libby,Jun 2026

TUS - LAS

One delay in a 2 layover flight=a good trip. The crew was great.

Related info for your journey

Find useful and relevant information for your journey from Philadelphia 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 Philadelphia to Kentucky?

    Philadelphia (PHL) is the airport you will fly out of if you book a flight from Philadelphia to Kentucky. It is only a 7.0 mi journey to Philadelphia (PHL) from Philadelphia’s city center.

  • How popular is this Philadelphia to Kentucky flight route?

    This flight path from Philadelphia to Kentucky was viewed by 1 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from Philadelphia to Kentucky?

    Southwest, JetBlue, and Delta can get you from Philadelphia to Kentucky in just under 2h 05m. Your travel time can differ by up to 4h 39m. The distance between Philadelphia and Kentucky is about 674 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Philadelphia to Kentucky one-way?

    $73 is the cheapest one-way deal found within the past few days, from Delta. You may also be able to find cheap deals on Southwest and American Airlines, with prices starting from $175 and $257, respectively.

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

    The most popular route from Philadelphia to Kentucky is Philadelphia - Nashville Intl. You may also consider Philadelphia - Cincinnati Cinci./N. Kentucky or Philadelphia - Knoxville McGhee Tyson.

  • What are the most reliable airlines from Philadelphia to Kentucky?

    Before booking your flight to Kentucky from Philadelphia, check out the most reliable airlines to get you to your destination on time: Qatar Airways (100%), Piedmont Airlines (85%), Republic Airways( 80%).

  • What are the cheapest flights from Philadelphia to Kentucky?

    On average you can expect to pay $577 for a flight from Philadelphia to Kentucky. The cheapest flight overall is $326 while the most popular route, (Philadelphia - Nashville Intl) is currently priced at $167.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Philadelphia 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.

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

    Currently, November is the cheapest month in which you can book a flight from Philadelphia to Kentucky (average of $529). Flying from Philadelphia to Kentucky in December is currently the most expensive (average of $578). 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 Philadelphia to Kentucky

See prices for flight routes from nearby airports that may be better suited for you.
Newark to San Francisco flights
John F Kennedy Intl to San Francisco flights
LaGuardia to San Francisco flights
Newark to Orlando flights
John F Kennedy Intl to Orlando flights
LaGuardia to Miami flights
Newark to Miami flights
John F Kennedy Intl to Miami flights
LaGuardia to Fort Lauderdale flights
John F Kennedy Intl to Los Angeles flights
Newark to O'Hare Intl flights
LaGuardia to Orlando flights
Newark to Los Angeles flights
John F Kennedy Intl to Fort Lauderdale flights
Newark to Fort Lauderdale flights
John F Kennedy Intl to Las Vegas flights
LaGuardia to Dallas/Fort Worth flights
Newark to Las Vegas flights
Newark to Dallas/Fort Worth flights
John F Kennedy Intl to Seattle flights
John F Kennedy Intl to O'Hare Intl flights
LaGuardia to O'Hare Intl flights
John F Kennedy Intl to Atlanta flights
Dulles Intl to Seattle flights
Newark to Seattle flights
Dulles Intl to Dallas/Fort Worth flights
Philadelphia to Orlando flights
Reagan-National to Seattle flights
Dulles Intl to Las Vegas flights
Newark to Atlanta flights
Newark to Tampa flights
John F Kennedy Intl to Dallas/Fort Worth flights
Reagan-National to O'Hare Intl flights
LaGuardia to Los Angeles flights
LaGuardia to Hobby flights
John F Kennedy Intl to Denver flights
Philadelphia to O'Hare Intl flights
Newark to Denver flights
Dulles Intl to Orlando flights
LaGuardia to Atlanta flights
Reagan-National to Los Angeles flights
LaGuardia to Las Vegas flights
LaGuardia to Denver flights
Newark to Hobby flights
Newark to New Orleans flights
Newark to Sky Harbor Intl flights
Philadelphia to Fort Lauderdale flights

Top 3 airlines flying from Philadelphia to Kentucky

Discover the top 3 airlines that operate flights from Philadelphia 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 2,558,603 searches. Data last updated August 3, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$146Average$416FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$189Average$407FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$400Average$552FlexibilityNo cancel feeOn-time71%

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