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Delaware

$42+ 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 5/3. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — ILG
Feb 25 — Mar 41
Tue 2/25
Tue 3/4
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 February 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$69
(Booking.com)

One-way from

$42
(FlightHub)

Popular in

June

Cheapest in

August

Average price

$399
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. 3% potential increase in price ($16 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($8 potential savings vs. average RT price).
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Average for round-trip flights in February 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 February 20, 2025.

This Frontier deal was found by Cheapflights users on 2/19. 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.
Thu 2/277:58 amBNA - PHL
Nonstop2h 04mFrontier
Sun 3/29:20 amPHL - BNA
Nonstop2h 31mFrontier
Deal found 2/19$69
This FlightHub deal was found by Cheapflights users on 2/19. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/112:54 pmBNA - PHL
1 stop7h 02mSpirit Airlines
Tue 3/1810:03 amPHL - BNA
1 stop10h 55mSpirit Airlines
Deal found 2/19$70
This Kiwi.com deal was found by Cheapflights users on 2/19. 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.
Sat 5/39:25 amBNA - PHL
Nonstop1h 59mMultiple Airlines
Mon 5/512:32 pmPHL - BNA
Nonstop2h 15mMultiple Airlines
Deal found 2/19$72
This Mytrip deal was found by Cheapflights users on 2/18. 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.
Mon 3/244:19 pmTYS - PHL
1 stop16h 39mMultiple Airlines
Wed 3/267:12 pmPHL - TYS
1 stop27h 37mMultiple Airlines
Deal found 2/18$149
This Mytrip deal was found by Cheapflights users on 2/19. 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 3/76:22 pmSDF - PHL
1 stop14h 36mMultiple Airlines
Mon 3/1010:03 amPHL - SDF
1 stop8h 18mMultiple Airlines
Deal found 2/19$165
This CheapOair deal was found by Cheapflights users on 2/19. 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.
Wed 3/195:33 pmSDF - PHL
1 stop15h 13mSpirit Airlines
Wed 3/2610:57 amPHL - SDF
1 stop5h 41mSpirit Airlines
Deal found 2/19$174
This CheapOair deal was found by Cheapflights users on 2/20. 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 4/47:54 pmCVG - PHL
1 stop10h 53mFrontier
Sun 4/66:24 pmPHL - CVG
1 stop22h 58mFrontier
Deal found 2/20$179
This Mytrip deal was found by Cheapflights users on 2/20. 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 3/66:30 amCVG - PHL
2 stops17h 41mMultiple Airlines
Sat 3/86:00 amPHL - CVG
1 stop14h 44mMultiple Airlines
Deal found 2/20$188
This Mytrip deal was found by Cheapflights users on 2/20. 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.
Wed 3/269:03 amLEX - PHL
2 stops15h 08mMultiple Airlines
Sat 3/2911:08 amPHL - LEX
1 stop21h 33mMultiple Airlines
Deal found 2/20$243
This Southwest deal was found by Cheapflights users on 2/19. 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.
Wed 4/2312:45 pmBNA - PHL
1 stop8h 25mSouthwest
Mon 4/2811:50 amPHL - BNA
2 stops7h 40mSouthwest
Deal found 2/19$249
This Southwest deal was found by Cheapflights users on 2/20. 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.
Mon 3/316:30 amCVG - PHL
1 stop4h 40mSouthwest
Thu 4/312:45 pmPHL - CVG
2 stops11h 30mSouthwest
Deal found 2/20$332
This Southwest deal was found by Cheapflights users on 2/19. 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.
Wed 3/198:55 amSDF - PHL
2 stops13h 15mSouthwest
Mon 3/311:35 pmPHL - SDF
1 stop8h 45mSouthwest
Deal found 2/19$338

Find flights from Kentucky to Delaware within your budget

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 February 20, 2025.

Fly from

Kentucky

Fly to

Delaware

Route

Depart

Return

Price

NashvillePhiladelphia

BNA - PHL

BNAPHL

Nashville Intl

Wed 3/5

7:34 pm-8:46 am

1 stop12h 12m

Philadelphia

Thu 3/6

12:12 pm-1:35 pm

Nonstop2h 23m

$69

NashvillePhiladelphia

BNA - PHL

BNAPHL

Nashville Intl

Tue 3/11

2:54 pm-10:56 pm

1 stop7h 02m

Philadelphia

Tue 3/18

10:03 am-7:58 pm

1 stop10h 55m

$70

NashvillePhiladelphia

BNA - PHL

BNAPHL

Nashville Intl

Fri 5/2

2:44 pm-6:01 pm

Nonstop2h 17m

Philadelphia

Mon 5/5

12:32 pm-1:47 pm

Nonstop2h 15m

$83

KnoxvillePhiladelphia

TYS - PHL

TYSPHL

Knoxville McGhee Tyson

Mon 3/24

4:19 pm-8:58 am

1 stop16h 39m

Philadelphia

Wed 3/26

7:12 pm-10:49 pm

1 stop27h 37m

$149

LouisvillePhiladelphia

SDF - PHL

SDFPHL

Louisville Intl

Fri 3/7

6:22 pm-8:58 am

1 stop14h 36m

Philadelphia

Mon 3/10

10:03 am-6:21 pm

1 stop8h 18m

$165

LouisvillePhiladelphia

SDF - PHL

SDFPHL

Louisville Intl

Wed 3/19

5:33 pm-8:46 am

1 stop15h 13m

Philadelphia

Wed 3/26

10:57 am-4:38 pm

1 stop5h 41m

$174

CincinnatiPhiladelphia

CVG - PHL

CVGPHL

Cincinnati Cinci./N. Kentucky

Fri 4/4

7:54 pm-6:47 am

1 stop10h 53m

Philadelphia

Sun 4/6

6:24 pm-5:22 pm

1 stop22h 58m

$179

CincinnatiPhiladelphia

CVG - PHL

CVGPHL

Cincinnati Cinci./N. Kentucky

Thu 3/6

6:30 am-12:11 am

2 stops17h 41m

Philadelphia

Sat 3/8

6:00 am-8:44 pm

1 stop14h 44m

$188

LexingtonPhiladelphia

LEX - PHL

LEXPHL

Lexington Blue Grass

Wed 3/26

9:03 am-12:11 am

2 stops15h 08m

Philadelphia

Sat 3/29

11:08 am-8:41 am

1 stop21h 33m

$243

NashvillePhiladelphia

BNA - PHL

BNAPHL

Nashville Intl

Tue 4/1

5:50 am-4:55 pm

2 stops10h 05m

Philadelphia

Thu 4/3

7:00 pm-10:55 pm

1 stop4h 55m

$244

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/18

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.

Travel insights for flights from Kentucky to Delaware

Get recent, data-driven insights about flights from Kentucky to Delaware including ideal travel times, pricing trends, and more.

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 February 20, 2025.
Read through reviews of airlines operating flights from Kentucky to Delaware, such as Southwest, Delta and JetBlue. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
4,411 reviews

Crew

8.7

Overall

8.1

Boarding

8.2

Entertainment

7.6

Food

7.1

Comfort

8.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Southwest
8.1
Very good
4,411 reviews
Southwest
8.1
Very good
4,411 reviews

Crew

8.7

Overall

8.1

Boarding

8.2

Entertainment

7.6

Food

7.1

Comfort

8.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Delta
8.0
Very good
8,219 reviews
Southwest
8.1
Very good
4,411 reviews

Crew

8.7

Overall

8.1

Boarding

8.2

Entertainment

7.6

Food

7.1

Comfort

8.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

JetBlue
7.4
Good
3,070 reviews
Southwest
8.1
Very good
4,411 reviews

Crew

8.7

Overall

8.1

Boarding

8.2

Entertainment

7.6

Food

7.1

Comfort

8.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

United Airlines
7.4
Good
8,765 reviews
Southwest
8.1
Very good
4,411 reviews

Crew

8.7

Overall

8.1

Boarding

8.2

Entertainment

7.6

Food

7.1

Comfort

8.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

American Airlines
7.2
Good
10,000 reviews
Southwest
8.1
Very good
4,411 reviews

Crew

8.7

Overall

8.1

Boarding

8.2

Entertainment

7.6

Food

7.1

Comfort

8.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

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 Spirit Airlines. According to our data, you can fly for as low as $42. Users have also found prices from $44 and $70 on Frontier 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

See prices for flight routes from nearby airports that may be better suited for you.
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