HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Philadelphia

$138+ Cheap flights from Knoxville to Philadelphia (TYS - PHL)

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 1/18. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — PHL
Dec 24 — Dec 311
Tue 12/24
Tue 12/31
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Knoxville to Philadelphia with Cheapflights

1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”
2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.
3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

The best prices from Knoxville McGhee Tyson to Philadelphia are usually found in June or July, booked 60 days in advance, depart on a Thursday or Tuesday and return on a Tuesday

Cheap flight deals from Knoxville to Philadelphia

Discover tips and strategies to find the most affordable flight options for your journey from Knoxville (TYS) to Philadelphia (PHL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated December 19, 2024.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$204
(Mytrip)

One-way from

$138
(American Airlines)

Popular in

March

Cheapest in

June

Average price

$437
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.
Search Deals
From Knoxville McGhee Tyson to Philadelphia
Search Deals
One-way flight from Knoxville McGhee Tyson to Philadelphia
Search Deals
High demand for flights, 22% potential price rise
Search Deals
Best time to find cheap flights, 3% potential price drop
Search Deals
Average for round-trip flights in December 2024
Search Deals

Find flight deals from Knoxville to Philadelphia

Cheapest flights from Knoxville to Philadelphia
Explore the most affordable flight options available from Knoxville to Philadelphia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 19, 2024.

This Mytrip deal was found by Cheapflights users on 12/16. 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.
Tue 12/316:00 amTYS - PHL
2 stops18h 05mMultiple Airlines
Sat 1/46:05 amPHL - TYS
1 stop16h 03mMultiple Airlines
Deal found 12/16$332
This American Airlines deal was found by Cheapflights users on 12/18. 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.
Tue 12/316:26 pmTYS - PHL
Nonstop1h 54mAmerican Airlines
Wed 1/88:20 amPHL - TYS
Nonstop2h 17mAmerican Airlines
Deal found 12/18$338
This United deal was found by Cheapflights users on 12/18. 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.
Tue 12/315:45 amTYS - PHL
1 stop3h 56mUnited Airlines
Wed 1/88:00 amPHL - TYS
1 stop10h 08mUnited Airlines
Deal found 12/18$410
This Delta deal was found by Cheapflights users on 12/17. 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.
Wed 12/2510:00 amTYS - PHL
1 stop6h 43mDelta
Fri 12/275:28 pmPHL - TYS
1 stop4h 10mDelta
Deal found 12/17$478

Find flights from Knoxville to Philadelphia within your budget

Customize your flight search to find flights from Knoxville to Philadelphia 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 December 19, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

KnoxvillePhiladelphia

TYS - PHL

TYSPHL

Knoxville McGhee Tyson

Thu 1/9

7:30 am-8:50 pm

1 stop13h 20m

Philadelphia

Sat 1/11

6:39 am-8:41 pm

1 stop14h 02m

$204

KnoxvillePhiladelphia

TYS - PHL

TYSPHL

Knoxville McGhee Tyson

Tue 1/21

7:56 am-9:50 am

Nonstop1h 54m

Philadelphia

Tue 1/28

8:20 am-10:37 am

Nonstop2h 17m

$310

KnoxvillePhiladelphia

TYS - PHL

TYSPHL

Knoxville McGhee Tyson

Wed 2/5

7:00 am-12:04 pm

1 stop5h 04m

Philadelphia

Sun 2/9

5:40 am-11:23 am

1 stop5h 43m

$325

KnoxvillePhiladelphia

TYS - PHL

TYSPHL

Knoxville McGhee Tyson

Tue 1/21

1:59 pm-9:40 pm

1 stop7h 41m

Philadelphia

Tue 1/28

6:15 am-10:44 am

1 stop4h 29m

$329

KnoxvillePhiladelphia

TYS - PHL

TYSPHL

Knoxville McGhee Tyson

Sat 1/18

7:56 am-9:50 am

Nonstop1h 54m

$138

KnoxvillePhiladelphia

TYS - PHL

TYSPHL

Knoxville McGhee Tyson

Sat 1/18

7:25 am-12:10 pm

1 stop4h 45m

$147

KnoxvillePhiladelphia

TYS - PHL

TYSPHL

Knoxville McGhee Tyson

Sun 1/19

5:45 am-9:41 am

1 stop3h 56m

$182

KnoxvillePhiladelphia

TYS - PHL

TYSPHL

Knoxville McGhee Tyson

Mon 12/23

4:44 pm-3:26 pm

2 stops22h 42m

$231

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/18

Compare providers for flights from Knoxville to Philadelphia

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Knoxville to Philadelphia in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Knoxville-Philadelphia flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Knoxville-Philadelphia flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Knoxville-Philadelphia flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Knoxville-Philadelphia flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Knoxville-Philadelphia flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Knoxville to Philadelphia

Have a flexible travel schedule? Discover the best time to fly to Philadelphia 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 Philadelphia

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

How far ahead should I book a flight from Knoxville to Philadelphia?

Use this chart to determine the optimal time to book a round-trip flight from Knoxville to Philadelphia. Price data was last updated on December 13, 2024.

To ensure you get the cheapest price possible for a flight from Knoxville to Philadelphia, you should look to book at least 60 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Knoxville to Philadelphia?

Currently, September is the cheapest month in which you can book a flight from Knoxville to Philadelphia (average of $234). Flying from Knoxville to Philadelphia in March is currently the most expensive (average of $283). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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

Find hourly flight availability from Knoxville to Philadelphia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 19, 2024.

It’s optimal to fly from Knoxville to Philadelphia in the morning. By choosing this option you can save up to 30% on the cost of your flight, compared to a flight at noon.

Rainfall in Philadelphia by month

Plan your trip to Philadelphia by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Philadelphia ranges from 2.7 - 4.4 inches per month. July is typically the wettest month, when rainfall can reach 4.4 in. February is typically the driest time to visit Philadelphia when rainfall is around 2.7 in.

Temperature in Philadelphia by month

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

If weather is an important factor for your trip to Philadelphia, 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 78.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 33.8 F).

Reviews of airlines servicing Philadelphia

Get insights into the airlines that provide service to Philadelphia. 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 Philadelphia. Reviews last updated December 19, 2024.
Read reviews from past customers who have flown American Airlines, United Airlines and Delta from Knoxville to Philadelphia. 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
8,604 reviews

Comfort

7.9

Crew

8.6

Boarding

8.2

Overall

8.0

Entertainment

7.9

Food

7.3

Reviews

1 / 10

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

Delta
8.0
Very good
8,604 reviews
Delta
8.0
Very good
8,604 reviews

Comfort

7.9

Crew

8.6

Boarding

8.2

Overall

8.0

Entertainment

7.9

Food

7.3

Reviews

1 / 10

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

United Airlines
7.4
Good
9,055 reviews
Delta
8.0
Very good
8,604 reviews

Comfort

7.9

Crew

8.6

Boarding

8.2

Overall

8.0

Entertainment

7.9

Food

7.3

Reviews

1 / 10

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
8,604 reviews

Comfort

7.9

Crew

8.6

Boarding

8.2

Overall

8.0

Entertainment

7.9

Food

7.3

Reviews

1 / 10

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 Philadelphia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airports do I use to fly from Knoxville to Philadelphia?

    If you wish to fly to Philadelphia from Knoxville, then you need to book flights from Knoxville McGhee Tyson to Philadelphia. There are 3 flights from McGhee Tyson (TYS) to Philadelphia (PHL) per day to choose from. Flights to Philadelphia from McGhee Tyson are available from 4 different airlines, which means you should have some options if you want to compare airfare deals. 1h 48m is how long a nonstop flight from Knoxville to Philadelphia typically takes.

  • How popular is this Knoxville to Philadelphia flight route?

    Flights from Knoxville McGhee Tyson to Philadelphia have been viewed 22 times in the past calendar month.

  • What are the cheapest airlines flying from Knoxville to Philadelphia round-trip?

    Flying on American Airlines is currently your cheapest option to Philadelphia, with prices starting at $310. Additional round-trip tickets that might be worth considering are offered by Delta and United Airlines, with the lowest prices starting at $325 and $329, respectively. Users have found that American Airlines is 11% cheaper than the other options available to this destination.

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

    $138 is the cheapest one-way deal found within the past few days, from American Airlines. You may also be able to find cheap deals on Delta and United Airlines, with prices starting from $147 and $182, respectively.

  • What are the most reliable airlines from Knoxville to Philadelphia?

    Consider Qatar Airways (88%), PSA Airlines (81%) or American Airlines (81%) when booking your flight. These represent the most reliable airlines when flying from Knoxville to Philadelphia.

  • What are the cheapest flights from Knoxville to Philadelphia?

    Looking for the cheapest flight from Knoxville to Philadelphia? While on average our users pay $1,101, our data indicates the cheapest price to be $162. The most popular route (Knoxville McGhee Tyson - Philadelphia), is priced around $204.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Knoxville to Philadelphia by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Knoxville to Philadelphia?

    Currently, September is the cheapest month in which you can book a flight from Knoxville to Philadelphia (average of $234). Flying from Knoxville to Philadelphia in March is currently the most expensive (average of $283). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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 Philadelphia

See prices for flight routes from nearby airports that may be better suited for you.
Nashville to LaGuardia flights
Nashville to John F Kennedy Intl flights
Nashville to Newark flights
Nashville to Reagan-National flights
Memphis to LaGuardia flights
Nashville to Dulles Intl flights
Memphis to John F Kennedy Intl flights
Chattanooga to John F Kennedy Intl flights
Knoxville to LaGuardia flights
Memphis to Newark flights
Nashville to Philadelphia flights
Chattanooga to LaGuardia flights
Chattanooga to Newark flights
Knoxville to John F Kennedy Intl flights
Memphis to Reagan-National flights
Memphis to Dulles Intl flights
Knoxville to Reagan-National flights
Chattanooga to Dulles Intl flights
Chattanooga to Reagan-National flights
Knoxville to Newark flights
Knoxville to Dulles Intl flights
Memphis to Philadelphia flights
Nashville to Pittsburgh flights
Memphis to Harrisburg flights
Chattanooga to Philadelphia flights
Chattanooga to Pittsburgh flights
Blountville to LaGuardia flights
Nashville to Scranton flights
Chattanooga to Harrisburg flights
Nashville to Harrisburg flights
Blountville to Newark flights
Memphis to Pittsburgh flights
Blountville to John F Kennedy Intl flights
Memphis to Allentown flights
Knoxville to Pittsburgh flights
Knoxville to Harrisburg flights
Blountville to Dulles Intl flights
Blountville to Reagan-National flights
Knoxville to Allentown flights
Blountville to Philadelphia flights
Chattanooga to Scranton flights
Nashville to State College flights
Nashville to Allentown flights
Blountville to Pittsburgh flights
Memphis to State College flights
Chattanooga to Allentown flights
Knoxville to State College flights
Nashville to Elmira flights
Memphis to Scranton flights

Top 4 airlines flying from Knoxville to Philadelphia

Discover the top 4 airlines that operate flights from Knoxville to Philadelphia. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 19, 2024.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$38Average$86FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$168Average$356FlexibilityNo cancel feeOn-time71%
DeltaCheapest$183Average$376FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$195Average$300FlexibilityNo cancel feeOn-time69%
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.