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Delaware

$114+ Cheap flights from Knoxville (TYS) 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 11/13. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — ILG
Oct 15 — Oct 221
Wed 10/15
Wed 10/22
1 adult, Economy
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Cheap flight deals from Knoxville to Delaware

Keep the following information in mind while searching for Knoxville to Delaware flight deals. Data was last updated September 15, 2025.

Round-trip from

$213
(Kiwi.com)

One-way from

$114
(Kiwi.com)

Popular in

September

Cheapest in

January

Average price

$484
From Knoxville McGhee Tyson to Delaware
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One-way flight from Knoxville McGhee Tyson to Delaware
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Highest demand for flights based on searches. 5% potential increase in price ($25 potential increase over avg. RT price).
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Cheapest flight prices on average. 0% potential price decrease ($3 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Knoxville to Delaware

Cheapest flights from Knoxville to Delaware
Explore the most affordable flight options available from Knoxville to Delaware. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2025.

This Kiwi.com deal was found by Cheapflights users on 9/14. 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.
Wed 10/19:00 amTYS - PHL
1 stop26h 06mMultiple Airlines
Sat 10/49:50 pmPHL - TYS
1 stop22h 35mMultiple Airlines
Deal found 9/14$213
This Kiwi.com deal was found by Cheapflights users on 9/14. 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.
Wed 10/19:00 amTYS - PHL
1 stop26h 06mMultiple Airlines
Fri 10/39:50 pmPHL - TYS
1 stop12h 28mMultiple Airlines
Deal found 9/14$214
This Kiwi.com deal was found by Cheapflights users on 9/14. 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.
Wed 10/19:00 amTYS - PHL
1 stop26h 06mMultiple Airlines
Sun 10/55:20 amPHL - TYS
1 stop15h 05mMultiple Airlines
Deal found 9/14$217
This Kiwi.com deal was found by Cheapflights users on 9/13. 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.
Thu 10/239:15 pmTYS - PHL
1 stop14h 37mMultiple Airlines
Sun 10/2610:02 pmPHL - TYS
1 stop21h 58mMultiple Airlines
Deal found 9/13$222
This Frontier deal was found by Cheapflights users on 9/14. 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 10/248:17 pmTYS - PHL
1 stop9h 02mFrontier
Mon 10/276:42 amPHL - TYS
1 stop12h 50mFrontier
Deal found 9/14$225
This Kiwi.com deal was found by Cheapflights users on 9/15. 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 10/258:40 amTYS - PHL
1 stop13h 47mMultiple Airlines
Sun 10/2610:54 amPHL - TYS
1 stop9h 31mMultiple Airlines
Deal found 9/15$228
This Kiwi.com deal was found by Cheapflights users on 9/13. 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.
Thu 9/255:55 pmTYS - PHL
1 stop15h 51mMultiple Airlines
Tue 9/302:30 pmPHL - TYS
1 stop28h 54mMultiple Airlines
Deal found 9/13$230
This Kiwi.com deal was found by Cheapflights users on 9/15. 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 10/241:23 pmTYS - PHL
1 stop7h 30mMultiple Airlines
Sun 10/2610:54 amPHL - TYS
1 stop9h 31mMultiple Airlines
Deal found 9/15$238
This Kiwi.com deal was found by Cheapflights users on 9/13. 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 9/268:30 amTYS - PHL
1 stop28h 32mMultiple Airlines
Sun 9/285:15 pmPHL - TYS
1 stop24h 19mMultiple Airlines
Deal found 9/13$239
This Kiwi.com deal was found by Cheapflights users on 9/15. 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 10/135:26 pmTYS - PHL
2 stops19h 27mMultiple Airlines
Mon 10/205:05 amPHL - TYS
1 stop29h 28mMultiple Airlines
Deal found 9/15$241
This Kiwi.com deal was found by Cheapflights users on 9/15. 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 10/109:06 pmTYS - PHL
1 stop19h 05mMultiple Airlines
Sun 10/198:08 pmPHL - TYS
1 stop13h 48mMultiple Airlines
Deal found 9/15$242
This Kiwi.com deal was found by Cheapflights users on 9/15. 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.
Thu 9/2512:08 pmTYS - PHL
1 stop21h 38mMultiple Airlines
Sun 9/287:32 pmPHL - TYS
2 stops22h 02mMultiple Airlines
Deal found 9/15$247

Cheapflights Fare Finder

 
Customize your flight search to find flights from Knoxville 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 September 15, 2025.
Use the filters below to find and compare flights from Knoxville to Delaware that are best for you.

Fly from

Knoxville

Fly to

Delaware

Route

Depart

Return

Price

KnoxvillePhiladelphia

TYS - PHL

TYSPHL

Knoxville McGhee Tyson

Fri 10/24

8:17 pm-5:19 am

1 stop9h 02m

Philadelphia

Mon 10/27

6:42 am-7:32 pm

1 stop12h 50m

$225

KnoxvillePhiladelphia

TYS - PHL

TYSPHL

Knoxville McGhee Tyson

Fri 11/14

3:41 pm-12:32 am

1 stop8h 51m

Philadelphia

Sun 11/16

4:47 pm-6:37 pm

2 stops25h 50m

$309

KnoxvillePhiladelphia

TYS - PHL

TYSPHL

Knoxville McGhee Tyson

Fri 10/3

8:54 pm-9:46 am

1 stop12h 52m

Philadelphia

Sat 10/4

9:50 pm-8:25 pm

1 stop22h 35m

$311

KnoxvillePhiladelphia

TYS - PHL

TYSPHL

Knoxville McGhee Tyson

Wed 11/5

7:38 am-9:34 am

Nonstop1h 56m

Philadelphia

Tue 11/11

1:50 pm-6:54 pm

1 stop5h 04m

$365

KnoxvillePhiladelphia

TYS - PHL

TYSPHL

Knoxville McGhee Tyson

Wed 11/19

5:45 am-9:46 am

1 stop4h 01m

Philadelphia

Sat 11/22

12:40 pm-8:33 pm

1 stop7h 53m

$375

KnoxvillePhiladelphia

TYS - PHL

TYSPHL

Knoxville McGhee Tyson

Wed 10/8

5:44 am-11:14 am

1 stop5h 30m

Philadelphia

Tue 10/14

6:00 am-11:04 am

1 stop5h 04m

$403

KnoxvillePhiladelphia

TYS - PHL

TYSPHL

Knoxville McGhee Tyson

Tue 10/14

7:00 am-2:04 pm

2 stops7h 04m

Philadelphia

Tue 10/21

10:32 am-8:40 pm

2 stops10h 08m

$413

KnoxvillePhiladelphia

TYS - PHL

TYSPHL

Knoxville McGhee Tyson

Fri 10/10

6:03 am-1:25 pm

1 stop7h 22m

Philadelphia

Sun 10/19

6:44 pm-8:44 pm

Nonstop2h 00m

$436

KnoxvillePhiladelphia

TYS - PHL

TYSPHL

Knoxville McGhee Tyson

Thu 11/13

6:06 am-2:53 pm

1 stop8h 47m

Philadelphia

Sun 11/16

1:42 pm-3:50 pm

Nonstop2h 08m

$436

KnoxvillePhiladelphia

TYS - PHL

TYSPHL

Knoxville McGhee Tyson

Sat 11/22

6:27 pm-8:24 pm

Nonstop1h 57m

Philadelphia

Sat 11/29

1:40 pm-3:48 pm

Nonstop2h 08m

$440

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

Showing 1-10 of 19 results
1
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Best time to book a flight from Knoxville to Delaware

Have a flexible travel schedule? Discover the best time to fly to Delaware from Knoxville 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 Knoxville to Delaware
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Knoxville to Delaware. 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 Knoxville to Delaware?

    Knoxville McGhee Tyson (TYS) is the airport you will fly out of if you book a flight from Knoxville to Delaware. It is only a 11.3 mi journey to McGhee Tyson (TYS) from Knoxville’s city center.

  • How long is the flight from Knoxville to Delaware?

    Departing from Knoxville to Delaware will take you 1h 56m. There are 553 mi between Knoxville and Delaware. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Knoxville 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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