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Delaware

$61+ 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 12/8. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — ILG
Dec 12 — Dec 191
Fri 12/12
Fri 12/19
1 adult, Economy
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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 November 12, 2025.

This Kiwi.com deal was found by Cheapflights users on 11/12. 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 12/181:22 pmTYS - PHL
1 stop11h 03mMultiple Airlines
Mon 12/228:41 pmPHL - TYS
2 stops43h 34mMultiple Airlines
Deal found 11/12$186
This Kiwi.com deal was found by Cheapflights users on 11/9. 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 11/239:26 pmTYS - PHL
1 stop25h 51mMultiple Airlines
Tue 12/23:45 pmPHL - TYS
1 stop20h 18mMultiple Airlines
Deal found 11/9$203
This Mytrip deal was found by Cheapflights users on 11/11. 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 12/85:34 pmTYS - PHL
2 stops21h 10mMultiple Airlines
Thu 12/116:53 pmPHL - TYS
1 stop13h 40mMultiple Airlines
Deal found 11/11$205
This Kiwi.com deal was found by Cheapflights users on 11/9. 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 12/218:30 amTYS - PHL
1 stop24h 07mMultiple Airlines
Fri 1/26:54 pmPHL - TYS
1 stop26h 17mMultiple Airlines
Deal found 11/9$207
This Kiwi.com deal was found by Cheapflights users on 11/12. 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 12/412:43 pmTYS - PHL
1 stop11h 53mMultiple Airlines
Mon 12/82:06 pmPHL - TYS
1 stop7h 43mMultiple Airlines
Deal found 11/12$213
This Kiwi.com deal was found by Cheapflights users on 11/11. 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 12/94:52 pmTYS - PHL
1 stop26h 03mMultiple Airlines
Tue 12/165:30 amPHL - TYS
1 stop10h 32mMultiple Airlines
Deal found 11/11$215
This Kiwi.com deal was found by Cheapflights users on 11/10. 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 12/59:23 amTYS - PHL
1 stop15h 13mMultiple Airlines
Mon 12/88:00 amPHL - TYS
1 stop13h 49mMultiple Airlines
Deal found 11/10$217
This Mytrip deal was found by Cheapflights users on 11/11. 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 12/412:43 pmTYS - PHL
1 stop10h 33mMultiple Airlines
Sat 12/65:15 amPHL - TYS
1 stop6h 48mMultiple Airlines
Deal found 11/11$220

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 November 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$186
(Kiwi.com)

One-way from

$61
(Priceline)

Popular in

October

Cheapest in

January

Average price

$485
Provider with most accurate pricing for Knoxville McGhee Tyson-Philadelphia flight deals.
Search Deals
Provider most trusted by Cheapflights users for Knoxville McGhee Tyson-Philadelphia flights.
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From Knoxville McGhee Tyson to Delaware
Search Deals
One-way flight from Knoxville McGhee Tyson to Delaware
Search Deals
Highest demand for flights based on searches. 3% potential increase in price ($15 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 November 2025
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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 November 12, 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 1/30

12:55 pm-9:20 pm

1 stop8h 25m

Philadelphia

Fri 2/6

6:00 am-1:40 pm

1 stop7h 40m

$200

KnoxvillePhiladelphia

TYS - PHL

TYSPHL

Knoxville McGhee Tyson

Thu 12/4

12:43 pm-12:36 am

1 stop11h 53m

Philadelphia

Mon 12/8

2:06 pm-9:49 pm

1 stop7h 43m

$213

KnoxvillePhiladelphia

TYS - PHL

TYSPHL

Knoxville McGhee Tyson

Thu 12/4

12:43 pm-11:16 pm

1 stop10h 33m

Philadelphia

Sat 12/6

5:15 am-12:03 pm

1 stop6h 48m

$220

KnoxvillePhiladelphia

TYS - PHL

TYSPHL

Knoxville McGhee Tyson

Fri 12/19

9:25 pm-12:05 pm

1 stop14h 40m

Philadelphia

Sun 12/21

9:18 am-9:56 pm

2 stops12h 38m

$222

KnoxvillePhiladelphia

TYS - PHL

TYSPHL

Knoxville McGhee Tyson

Mon 12/8

5:34 pm-2:44 pm

2 stops21h 10m

Philadelphia

Fri 12/12

6:53 pm-12:03 pm

1 stop17h 10m

$234

KnoxvillePhiladelphia

TYS - PHL

TYSPHL

Knoxville McGhee Tyson

Tue 12/9

4:52 pm-12:49 pm

1 stop19h 57m

Philadelphia

Thu 12/11

6:53 pm-8:33 am

1 stop13h 40m

$244

KnoxvillePhiladelphia

TYS - PHL

TYSPHL

Knoxville McGhee Tyson

Sun 11/23

1:20 pm-3:50 pm

1 stop26h 30m

Philadelphia

Wed 11/26

8:54 pm-3:37 pm

1 stop18h 43m

$250

KnoxvillePhiladelphia

TYS - PHL

TYSPHL

Knoxville McGhee Tyson

Wed 12/17

2:53 pm-10:36 pm

1 stop7h 43m

Philadelphia

Fri 12/19

5:01 am-8:35 pm

1 stop15h 34m

$265

KnoxvillePhiladelphia

TYS - PHL

TYSPHL

Knoxville McGhee Tyson

Wed 12/10

6:09 pm-8:39 pm

1 stop26h 30m

$88

KnoxvillePhiladelphia

TYS - PHL

TYSPHL

Knoxville McGhee Tyson

Fri 1/9

8:30 am-12:31 am

1 stop16h 01m

$95

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/11

Showing 1-10 of 18 results
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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.

  • 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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Alternative routes for Knoxville to Delaware

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