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 $231 on Frontier. Other airlines that offer cheap prices include United Airlines from $244 and American Airlines from $259 one-way.

How far in advance should I book a flight from Knoxville to Delaware?

Travelers have found it’s best to book a flight 29 days in advance to save up to 298% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 29 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Knoxville to Delaware 1-2 weeks in advance for as low as $204, or $445 for flights within the next 24 hours.

What is the cheapest month to fly from Knoxville to Delaware?

June is one of the best times of the year to fly to Delaware from Knoxville. Prices for June average $357 per person but you can even find prices for as low as $48. The most expensive prices can be found in the month of April. Opting for a June flight can save you 43% on your journey compared to booking in April

What is the cheapest time of day to fly from TYS to DE?

When flying from Knoxville to Delaware, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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.

$92+ Save on Flights from Knoxville to Delaware

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Cheap flight deals from Knoxville to Delaware

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$188 (Mytrip)
One-way from	$92 (Mytrip)
Popular in	April
Cheapest in	June
Average price	$460

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. 16% potential increase in price ($70 potential increase over avg. RT price).

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Cheapest flight prices on average. 4% potential price decrease ($14 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 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 February 22, 2025.

Wed 3/261:30 pmTYS - PHL

1 stop8h 47mMultiple Airlines

Sun 3/307:40 pmPHL - TYS

1 stop25h 40mMultiple Airlines

Deal found 2/21

$188

Sat 6/287:56 amTYS - PHL

Nonstop1h 54mAmerican Airlines

Sat 7/56:30 pmPHL - TYS

Nonstop2h 00mAmerican Airlines

Deal found 2/21

$355

Sat 6/287:30 amTYS - PHL

1 stop4h 19mDelta

Sat 7/510:20 amPHL - TYS

1 stop4h 48mDelta

Deal found 2/21

$375

Wed 4/237:00 amTYS - PHL

1 stop7h 18mUnited Airlines

Sat 4/2610:43 amPHL - TYS

2 stops11h 39mUnited Airlines

Deal found 2/21

$450

Best flights from Knoxville to Delaware
Discover carefully curated flight deals from Knoxville to Delaware that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 22, 2025.

Wed 3/261:30 pmTYS - PHL

1 stop8h 47mMultiple Airlines

Sun 3/307:40 pmPHL - TYS

1 stop25h 40mMultiple Airlines

Deal found 2/21

$188

Sat 6/287:56 amTYS - PHL

Nonstop1h 54mAmerican Airlines

Sat 7/56:30 pmPHL - TYS

Nonstop2h 00mAmerican Airlines

Deal found 2/21

$355

Sat 6/287:30 amTYS - PHL

1 stop4h 19mDelta

Sat 7/510:20 amPHL - TYS

1 stop4h 48mDelta

Deal found 2/21

$375

Wed 4/237:00 amTYS - PHL

1 stop7h 18mUnited Airlines

Sat 4/2610:43 amPHL - TYS

2 stops11h 39mUnited Airlines

Deal found 2/21

$450

Last-minute flights from Knoxville to Delaware
Discover last-minute flight deals from Knoxville to Delaware. Data last updated February 22, 2025 and is based on user searches.

Sat 2/225:45 amTYS - PHL

1 stop6h 43mDelta

Sat 3/18:05 amPHL - TYS

1 stop5h 22mDelta

Deal found 2/21

$431

Fri 2/286:30 pmTYS - PHL

Nonstop1h 48mAmerican Airlines

Fri 3/78:35 amPHL - TYS

Nonstop2h 19mAmerican Airlines

Deal found 2/21

$509

Mon 3/311:05 amTYS - PHL

1 stop22h 54mMultiple Airlines

Mon 3/106:49 amPHL - TYS

1 stop14h 32mMultiple Airlines

Deal found 2/21

$208

Wed 3/125:40 amTYS - PHL

1 stop4h 11mUnited Airlines

Tue 3/1810:35 amPHL - TYS

2 stops12h 10mUnited Airlines

Deal found 2/22

$499

Wed 3/261:30 pmTYS - PHL

1 stop8h 47mMultiple Airlines

Sun 3/307:40 pmPHL - TYS

1 stop25h 40mMultiple Airlines

Deal found 2/21

$188

Wed 3/2610:50 amTYS - PHL

Nonstop1h 48mAmerican Airlines

Sun 3/306:50 pmPHL - TYS

Nonstop2h 03mAmerican Airlines

Deal found 2/21

$396

One-way flights from Knoxville to Delaware
Search for one-way flight options from Knoxville to Delaware. Find affordable one-way fares based on user searches. Data last updated February 22, 2025.

Tue 3/111:35 pmTYS - PHL

1 stop19h 23mMultiple Airlines

Deal found 2/21

$92

Sun 3/164:43 pmTYS - PHL

1 stop12h 32mFrontier

Deal found 2/21

$231

Tue 4/227:00 amTYS - PHL

1 stop10h 27mUnited Airlines

Deal found 2/20

$244

Wed 3/197:23 amTYS - PHL

2 stops10h 15mAmerican Airlines

Deal found 2/20

$259

Mon 3/242:35 pmTYS - PHL

1 stop8h 14mDelta

Deal found 2/20

$287

Find flights from Knoxville to Delaware within your budget

Fly from

Fly to

Route

Depart

Return

Price

KnoxvillePhiladelphia

TYS - PHL

TYSPHL

Knoxville McGhee Tyson

Wed 3/26

1:30 pm-10:17 pm

1 stop8h 47m

Philadelphia

Sun 3/30

7:40 pm-9:20 pm

1 stop25h 40m

$188

KnoxvillePhiladelphia

TYS - PHL

TYSPHL

Knoxville McGhee Tyson

Sat 6/28

7:56 am-9:50 am

Nonstop1h 54m

Philadelphia

Sat 7/5

6:30 pm-8:30 pm

Nonstop2h 00m

$355

KnoxvillePhiladelphia

TYS - PHL

TYSPHL

Knoxville McGhee Tyson

Sat 6/28

7:30 am-11:49 am

1 stop4h 19m

Philadelphia

Sat 7/5

10:20 am-3:08 pm

1 stop4h 48m

$375

KnoxvillePhiladelphia

TYS - PHL

TYSPHL

Knoxville McGhee Tyson

Wed 4/23

7:00 am-2:18 pm

1 stop7h 18m

Philadelphia

Sat 4/26

10:43 am-10:22 pm

2 stops11h 39m

$450

KnoxvillePhiladelphia

TYS - PHL

TYSPHL

Knoxville McGhee Tyson

Tue 3/11

1:35 pm-8:58 am

1 stop19h 23m

$92

KnoxvillePhiladelphia

TYS - PHL

TYSPHL

Knoxville McGhee Tyson

Sun 3/16

4:43 pm-5:15 am

1 stop12h 32m

$231

KnoxvillePhiladelphia

TYS - PHL

TYSPHL

Knoxville McGhee Tyson

Tue 4/22

7:00 am-5:27 pm

1 stop10h 27m

$244

KnoxvillePhiladelphia

TYS - PHL

TYSPHL

Knoxville McGhee Tyson

Wed 3/19

7:23 am-5:38 pm

2 stops10h 15m

$259

KnoxvillePhiladelphia

TYS - PHL

TYSPHL

Knoxville McGhee Tyson

Mon 3/24

2:35 pm-10:49 pm

1 stop8h 14m

$287

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/21

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.

Travel insights for flights from Knoxville to Delaware

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

Rainfall in Delaware 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

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

Delta

8.0

Very good

8,203 reviews

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

8,203 reviews

Delta

8.0

Very good

8,203 reviews

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

8,754 reviews

Delta

8.0

Very good

8,203 reviews

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

8,203 reviews

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

3,352 reviews

Delta

8.0

Very good

8,203 reviews

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

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 $231 on Frontier. Other airlines that offer cheap prices include United Airlines from $244 and American Airlines from $259 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

Browse thousands of different options on Cheapflights for your next trip

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$92+ 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 3/11. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Knoxville to Delaware with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

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 February 22, 2025.

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Knoxville to Delaware

Cheapest flights from Knoxville to DelawareExplore 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 February 22, 2025.

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 February 22, 2025.

Find flights from Knoxville to Delaware within your budget

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.

Travel insights for flights from Knoxville to Delaware

Get recent, data-driven insights about flights from Knoxville 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.

Temperature in Delaware by month

Plan your trip to Delaware by taking into account the average temperature totals by month.

Reviews of airlines servicing Delaware

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?

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

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

How can I find direct flights from Knoxville to Delaware?

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Knoxville to Delaware

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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 February 22, 2025.