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Delaware

$39+ Cheap flights from Kentucky to Delaware

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 5/29. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — ILG
Apr 7 — Apr 141
Mon 4/7
Mon 4/14
1 adult, Economy
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Cheap flight deals from Kentucky to Delaware

Keep the following information in mind while searching for Kentucky to Delaware flight deals. Data was last updated April 2, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$73
(Cheapflightsfares)

One-way from

$39
(Cheapflightsfares)

Popular in

October

Cheapest in

August

Average price

$480
Provider with most accurate pricing for Louisville Intl-Philadelphia flight deals.
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Provider most trusted by Cheapflights users for Louisville Intl-Philadelphia flights.
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From Kentucky to Delaware
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One-way flight from Kentucky to Delaware
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Highest demand for flights based on searches. 4% potential increase in price ($21 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($5 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from Kentucky to Delaware

Cheapest flights from Kentucky to Delaware
Explore the most affordable flight options available from Kentucky to Delaware. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 2, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 4/1. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/19:08 pmBNA - PHL
Nonstop2h 01mSpirit Airlines
Mon 5/57:00 amPHL - BNA
Nonstop2h 13mSpirit Airlines
Deal found 4/1$73
This Kiwi.com deal was found by Cheapflights users on 4/1. 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.
Tue 4/229:08 pmBNA - PHL
Nonstop2h 01mMultiple Airlines
Sun 4/2712:30 pmPHL - BNA
Nonstop2h 15mMultiple Airlines
Deal found 4/1$78
This Frontier deal was found by Cheapflights users on 3/31. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/253:02 pmBNA - PHL
Nonstop2h 11mFrontier
Sun 4/2712:30 pmPHL - BNA
Nonstop2h 15mFrontier
Deal found 3/31$113
This Mytrip deal was found by Cheapflights users on 4/1. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/312:58 pmSDF - PHL
1 stop10h 12mSpirit Airlines
Tue 5/611:53 amPHL - SDF
1 stop25h 19mSpirit Airlines
Deal found 4/1$155
This Booking.com deal was found by Cheapflights users on 4/1. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/1812:46 pmTYS - PHL
1 stop16h 45mFrontier
Sun 4/206:40 amPHL - TYS
1 stop9h 06mFrontier
Deal found 4/1$189
This Mytrip deal was found by Cheapflights users on 4/1. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/1312:58 pmSDF - PHL
1 stop18h 50mMultiple Airlines
Sat 5/177:12 pmPHL - SDF
1 stop13h 07mMultiple Airlines
Deal found 4/1$192
This Southwest deal was found by Cheapflights users on 3/31. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/296:35 pmBNA - PHL
Nonstop2h 00mSouthwest
Thu 5/15:25 amPHL - BNA
Nonstop2h 10mSouthwest
Deal found 3/31$209
This Delta deal was found by Cheapflights users on 4/1. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/226:10 pmBNA - PHL
1 stop5h 39mDelta
Tue 4/295:20 amPHL - BNA
1 stop7h 04mDelta
Deal found 4/1$217
This American Airlines deal was found by Cheapflights users on 4/2. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/286:15 amBNA - PHL
Nonstop2h 00mAmerican Airlines
Mon 6/23:55 pmPHL - BNA
Nonstop2h 11mAmerican Airlines
Deal found 4/2$222
This Mytrip deal was found by Cheapflights users on 4/2. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/15:07 pmLEX - PHL
1 stop15h 39mMultiple Airlines
Sun 5/46:57 amPHL - LEX
1 stop9h 20mMultiple Airlines
Deal found 4/2$233
This Mytrip deal was found by Cheapflights users on 4/1. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/168:00 amTYS - PHL
1 stop23h 48mMultiple Airlines
Mon 5/195:45 amPHL - TYS
1 stop14h 29mMultiple Airlines
Deal found 4/1$235
This CheapOair deal was found by Cheapflights users on 4/1. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/197:27 pmCVG - PHL
1 stop5h 44mFrontier
Sun 6/2210:29 pmPHL - CVG
1 stop26h 49mFrontier
Deal found 4/1$270

Cheapflights Fare Finder

Customize your flight search to find flights from Kentucky to Delaware 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 April 2, 2025.
Use the filters below to find and compare flights from Kentucky to Delaware that are best for you.

Fly from

Kentucky

Fly to

Delaware

Route

Depart

Return

Price

NashvillePhiladelphia

BNA - PHL

BNAPHL

Nashville Intl

Thu 5/1

9:08 pm-12:09 am

Nonstop2h 01m

Philadelphia

Mon 5/5

7:00 am-8:13 am

Nonstop2h 13m

$73

NashvillePhiladelphia

BNA - PHL

BNAPHL

Nashville Intl

Tue 4/22

9:08 pm-12:09 am

Nonstop2h 01m

Philadelphia

Sun 4/27

12:30 pm-1:45 pm

Nonstop2h 15m

$78

NashvillePhiladelphia

BNA - PHL

BNAPHL

Nashville Intl

Fri 4/25

3:02 pm-6:13 pm

Nonstop2h 11m

Philadelphia

Sun 4/27

12:30 pm-1:45 pm

Nonstop2h 15m

$113

LouisvillePhiladelphia

SDF - PHL

SDFPHL

Louisville Intl

Sat 5/3

12:58 pm-11:10 pm

1 stop10h 12m

Philadelphia

Tue 5/6

11:53 am-1:12 pm

1 stop25h 19m

$155

NashvillePhiladelphia

BNA - PHL

BNAPHL

Nashville Intl

Tue 6/17

9:55 am-1:00 pm

Nonstop2h 05m

Philadelphia

Sat 6/21

7:35 pm-8:58 pm

Nonstop2h 23m

$159

KnoxvillePhiladelphia

TYS - PHL

TYSPHL

Knoxville McGhee Tyson

Fri 4/18

12:46 pm-5:31 am

1 stop16h 45m

Philadelphia

Sun 4/20

6:40 am-3:46 pm

1 stop9h 06m

$189

LouisvillePhiladelphia

SDF - PHL

SDFPHL

Louisville Intl

Tue 5/13

12:58 pm-7:48 am

1 stop18h 50m

Philadelphia

Sat 5/17

7:12 pm-8:19 am

1 stop13h 07m

$192

NashvillePhiladelphia

BNA - PHL

BNAPHL

Nashville Intl

Tue 4/29

6:35 pm-9:35 pm

Nonstop2h 00m

Philadelphia

Thu 5/1

5:25 am-6:35 am

Nonstop2h 10m

$209

NashvillePhiladelphia

BNA - PHL

BNAPHL

Nashville Intl

Tue 4/22

6:10 pm-12:49 am

1 stop5h 39m

Philadelphia

Tue 4/29

5:20 am-11:24 am

1 stop7h 04m

$217

LexingtonPhiladelphia

LEX - PHL

LEXPHL

Lexington Blue Grass

Thu 5/1

5:07 pm-8:46 am

1 stop15h 39m

Philadelphia

Sun 5/4

6:57 am-4:17 pm

1 stop9h 20m

$233

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/1

Showing 1-10 of 60 results
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Best time to book a flight from Kentucky to Delaware

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

Rainfall in Delaware by month

Plan your trip to Delaware by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Delaware ranges from 2.9 - 4.3 inches per month. July is typically the wettest month, when rainfall can reach 4.3 in. February is typically the driest time to visit Delaware when rainfall is around 2.9 in.

Temperature in Delaware by month

Plan your trip to Delaware by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Delaware, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 77.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 32.0 F).

Reviews of airlines servicing Delaware

Get insights into the airlines that provide service to Delaware. 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 Delaware. Reviews last updated April 2, 2025.
Read through reviews of airlines operating flights from Kentucky to Delaware, such as Alaska Airlines, Southwest and Delta. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,820 reviews

Comfort

7.9

Crew

8.5

Overall

8.0

Boarding

8.2

Entertainment

7.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Alaska Airlines
8.0
Very good
9,820 reviews
Alaska Airlines
8.0
Very good
9,820 reviews

Comfort

7.9

Crew

8.5

Overall

8.0

Boarding

8.2

Entertainment

7.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Southwest
8.0
Very good
4,272 reviews
Alaska Airlines
8.0
Very good
9,820 reviews

Comfort

7.9

Crew

8.5

Overall

8.0

Boarding

8.2

Entertainment

7.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Delta
8.0
Very good
7,898 reviews
Alaska Airlines
8.0
Very good
9,820 reviews

Comfort

7.9

Crew

8.5

Overall

8.0

Boarding

8.2

Entertainment

7.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
United Airlines
7.4
Good
8,616 reviews
Alaska Airlines
8.0
Very good
9,820 reviews

Comfort

7.9

Crew

8.5

Overall

8.0

Boarding

8.2

Entertainment

7.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
JetBlue
7.3
Good
2,922 reviews
Alaska Airlines
8.0
Very good
9,820 reviews

Comfort

7.9

Crew

8.5

Overall

8.0

Boarding

8.2

Entertainment

7.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Related info for your journey

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

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

    For one-way options, check prices for Frontier. According to our data, you can fly for as low as $39. Users have also found prices from $40 and $70 on Spirit Airlines and American Airlines, respectively.

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

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

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

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

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

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

See more FAQs

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Alternative routes for Kentucky to Delaware

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