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Delaware

$105+ 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 4/3. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — ILG
Apr 2 — Apr 91
Wed 4/2
Wed 4/9
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 March 28, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$188
(Frontier)

One-way from

$105
(Frontier)

Popular in

April

Cheapest in

June

Average price

$466
Provider with most accurate pricing for Knoxville McGhee Tyson-Philadelphia flight deals.
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Provider most trusted by Cheapflights users for Knoxville McGhee Tyson-Philadelphia flights.
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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. 15% potential increase in price ($64 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($15 potential savings vs. average RT price).
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Average for round-trip flights in March 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 March 28, 2025.

This Frontier deal was found by Cheapflights users on 3/27. 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 4/174:31 pmTYS - PHL
1 stop13h 00mFrontier
Sun 4/206:40 amPHL - TYS
1 stop9h 06mFrontier
Deal found 3/27$188
This Mytrip deal was found by Cheapflights users on 3/27. 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 5/210:00 amTYS - PHL
1 stop9h 36mMultiple Airlines
Sun 5/46:00 amPHL - TYS
1 stop17h 39mMultiple Airlines
Deal found 3/27$200
This American Airlines deal was found by Cheapflights users on 3/27. 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.
Sat 5/37:49 amTYS - PHL
Nonstop1h 55mAmerican Airlines
Wed 5/76:50 pmPHL - TYS
Nonstop2h 05mAmerican Airlines
Deal found 3/27$355
This Delta deal was found by Cheapflights users on 3/27. 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.
Sat 5/35:00 pmTYS - PHL
1 stop4h 27mDelta
Wed 5/76:38 amPHL - TYS
1 stop6h 41mDelta
Deal found 3/27$375
This United deal was found by Cheapflights users on 3/27. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/310:50 amTYS - PHL
1 stop6h 50mUnited Airlines
Wed 5/710:44 amPHL - TYS
2 stops12h 01mUnited Airlines
Deal found 3/27$450

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 March 28, 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 4/17

4:31 pm-5:31 am

1 stop13h 00m

Philadelphia

Sun 4/20

6:40 am-3:46 pm

1 stop9h 06m

$188

KnoxvillePhiladelphia

TYS - PHL

TYSPHL

Knoxville McGhee Tyson

Fri 5/2

10:00 am-7:36 pm

1 stop9h 36m

Philadelphia

Sun 5/4

6:00 am-11:39 pm

1 stop17h 39m

$200

KnoxvillePhiladelphia

TYS - PHL

TYSPHL

Knoxville McGhee Tyson

Sat 5/3

7:49 am-9:44 am

Nonstop1h 55m

Philadelphia

Wed 5/7

6:50 pm-8:55 pm

Nonstop2h 05m

$355

KnoxvillePhiladelphia

TYS - PHL

TYSPHL

Knoxville McGhee Tyson

Sat 5/3

5:00 pm-9:27 pm

1 stop4h 27m

Philadelphia

Wed 5/7

6:38 am-1:19 pm

1 stop6h 41m

$375

KnoxvillePhiladelphia

TYS - PHL

TYSPHL

Knoxville McGhee Tyson

Sat 5/3

10:50 am-5:40 pm

1 stop6h 50m

Philadelphia

Wed 5/7

10:44 am-10:45 pm

2 stops12h 01m

$450

KnoxvillePhiladelphia

TYS - PHL

TYSPHL

Knoxville McGhee Tyson

Thu 4/3

4:31 pm-5:31 am

1 stop13h 00m

$105

KnoxvillePhiladelphia

TYS - PHL

TYSPHL

Knoxville McGhee Tyson

Thu 4/3

12:48 pm-12:11 am

2 stops11h 23m

$159

KnoxvillePhiladelphia

TYS - PHL

TYSPHL

Knoxville McGhee Tyson

Wed 6/25

1:56 pm-10:50 pm

1 stop8h 54m

$277

KnoxvillePhiladelphia

TYS - PHL

TYSPHL

Knoxville McGhee Tyson

Wed 6/25

7:00 am-6:45 pm

2 stops11h 45m

$409

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/27

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

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 March 28, 2025.
Peruse reviews from past customers who have flown with Delta, United Airlines and American Airlines from Knoxville to Delaware to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,897 reviews

Comfort

8.0

Crew

8.5

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,897 reviews
Delta
8.0
Very good
7,897 reviews

Comfort

8.0

Crew

8.5

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
United Airlines
7.4
Good
8,603 reviews
Delta
8.0
Very good
7,897 reviews

Comfort

8.0

Crew

8.5

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,897 reviews

Comfort

8.0

Crew

8.5

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Frontier
6.0
Okay
3,271 reviews
Delta
8.0
Very good
7,897 reviews

Comfort

8.0

Crew

8.5

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

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 $105 on Frontier. Other airlines that offer cheap prices include American Airlines from $277 and United Airlines from $409 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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