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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 8/30. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — ILG
Aug 5 — Aug 121
Tue 8/5
Tue 8/12
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 July 31, 2025.

Round-trip from

$216
(Mytrip)

One-way from

$114
(Delta)

Popular in

April

Cheapest in

July

Average price

$355
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. 6% potential increase in price ($31 potential increase over avg. RT price).
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Cheapest flight prices on average. 0% potential price decrease ($4 potential savings vs. average RT price).
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Average for round-trip flights in July 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 July 31, 2025.

This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/2512:08 pmTYS - PHL
1 stop12h 09mMultiple Airlines
Sun 9/285:00 amPHL - TYS
1 stop6h 18mMultiple Airlines
Deal found 7/30$216
This Delta deal was found by Cheapflights users on 7/31. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/411:54 amTYS - PHL
1 stop5h 26mDelta
Tue 9/96:50 pmPHL - TYS
1 stop4h 58mDelta
Deal found 7/31$219
This Frontier 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/288:36 pmTYS - PHL
1 stop8h 18mFrontier
Mon 9/16:25 amPHL - TYS
1 stop12h 00mFrontier
Deal found 7/30$238

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 July 31, 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

Thu 9/25

12:08 pm-12:17 am

1 stop12h 09m

Philadelphia

Sun 9/28

5:00 am-11:18 am

1 stop6h 18m

$216

KnoxvillePhiladelphia

TYS - PHL

TYSPHL

Knoxville McGhee Tyson

Thu 9/4

11:54 am-5:20 pm

1 stop5h 26m

Philadelphia

Tue 9/9

6:50 pm-11:48 pm

1 stop4h 58m

$219

KnoxvillePhiladelphia

TYS - PHL

TYSPHL

Knoxville McGhee Tyson

Thu 8/28

8:36 pm-4:54 am

1 stop8h 18m

Philadelphia

Mon 9/1

6:25 am-6:25 pm

1 stop12h 00m

$238

KnoxvillePhiladelphia

TYS - PHL

TYSPHL

Knoxville McGhee Tyson

Sat 8/30

6:14 pm-10:20 pm

1 stop4h 06m

$114

KnoxvillePhiladelphia

TYS - PHL

TYSPHL

Knoxville McGhee Tyson

Sun 8/17

5:25 pm-5:09 am

1 stop11h 44m

$125

KnoxvillePhiladelphia

TYS - PHL

TYSPHL

Knoxville McGhee Tyson

Sun 8/24

9:12 pm-4:03 pm

2 stops18h 51m

$129

KnoxvillePhiladelphia

TYS - PHL

TYSPHL

Knoxville McGhee Tyson

Sat 9/27

7:00 am-2:04 pm

2 stops7h 04m

$174

KnoxvillePhiladelphia

TYS - PHL

TYSPHL

Knoxville McGhee Tyson

Sun 8/17

10:55 am-12:56 pm

Nonstop2h 01m

$306

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/31

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.

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 July 31, 2025.
Get a feel of what it's like to fly with Delta, United Airlines, and American Airlines from Knoxville to Delaware by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,981 reviews

Overall

8.0

Boarding

8.2

Food

7.3

Entertainment

7.9

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,981 reviews
Delta
8.0
Very good
7,981 reviews

Overall

8.0

Boarding

8.2

Food

7.3

Entertainment

7.9

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,900 reviews
Delta
8.0
Very good
7,981 reviews

Overall

8.0

Boarding

8.2

Food

7.3

Entertainment

7.9

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,981 reviews

Overall

8.0

Boarding

8.2

Food

7.3

Entertainment

7.9

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Frontier
5.9
Fair
3,239 reviews
Delta
8.0
Very good
7,981 reviews

Overall

8.0

Boarding

8.2

Food

7.3

Entertainment

7.9

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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.

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

    One-way options have recently been found by users for as low as $114 on Delta. Other airlines that offer cheap prices include Frontier from $125 and United Airlines from $174 one-way.

  • 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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