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Latest Flight Deals from Knoxville to Philadelphia

Book one-way or return flights from Knoxville to Philadelphia from as little as AU$ 45. Choose from the popular airlines below and book your flight today!

  • One way
  • Return
      • TYS09:07
        1h 52m
        Direct
        PHL10:59
        Thu, May 16|Knoxville - Philadelphia|Frontier Airlines
        AU$ 45AU$ 158
        72% OFF
        72% OFF
        AU$ 158AU$ 45
      • TYS08:46
        1h 53m
        Direct
        PHL10:39
        Tue, May 21|Knoxville - Philadelphia|Frontier Airlines
        AU$ 50AU$ 158
        68% OFF
        68% OFF
        AU$ 158AU$ 50
      • TYS09:02
        1h 52m
        Direct
        PHL10:54
        Sun, May 26|Knoxville - Philadelphia|Frontier Airlines
        AU$ 59AU$ 158
        63% OFF
        63% OFF
        AU$ 158AU$ 59
      • TYS09:22
        1h 52m
        Direct
        PHL11:14
        Sun, Jun 2|Knoxville - Philadelphia|Frontier Airlines
        AU$ 72
        AU$ 72
      • TYS10:47
        1h 52m
        Direct
        PHL12:39
        Thu, Jun 27|Knoxville - Philadelphia|Frontier Airlines
        AU$ 74
        AU$ 74
      • TYS10:47
        1h 52m
        Direct
        PHL12:39
        Sun, Jun 9|Knoxville - Philadelphia|Frontier Airlines
        AU$ 74
        AU$ 74
      • TYS08:13
        8h 8m
        1 stop
        TTN16:21
        Thu, May 9|Knoxville - Philadelphia|Frontier Airlines
        AU$ 77
        AU$ 77
      • TYS09:02
        1h 52m
        Direct
        PHL10:54
        Sun, May 19|Knoxville - Philadelphia|Frontier Airlines
        AU$ 80
        AU$ 80
      • TYS10:47
        1h 52m
        Direct
        PHL12:39
        Sun, Jun 16|Knoxville - Philadelphia|Frontier Airlines
        AU$ 82
        AU$ 82
      • TYS21:55
        11h 18m
        1 stop
        PHL09:13
        Thu, May 23|Knoxville - Philadelphia|Frontier Airlines
        AU$ 83
        AU$ 83
      • TYS13:00
        3h 5m
        Direct
        PHL14:00
        Fri, May 3|Knoxville - Philadelphia|Frontier Airlines
        Find More Flights
        Find More Flights

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Searching for the best last minute flight from Knoxville to Philadelphia? Find one-way or return flights that are affordable and fit your itinerary.

Trip.com monitors the ticket fares of flights from Knoxville to Philadelphia. Stay updated on price trends and snag the best deals for your upcoming trip.

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.
Airlines Flying from Knoxville to Philadelphia

View airlines operating flights from Knoxville to Philadelphia. Compare prices, find the option that best suits your travel needs, and enjoy a comfortable journey with a trusted airline.

Frontier Airlines
From AU$ 45
American Airlines
From AU$ 190
Allegiant Air
From AU$ 275
Delta Air Lines
From AU$ 284
United Airlines
From AU$ 337
ANA airlines

Find more flights and airlines

Alternative Routes from Knoxville to Philadelphia

Discover different routes, airlines, and transfers and find the best alternative flights for your journey from Knoxville to Philadelphia.

  • Cheapest
    Frontier Airlines
    TYS
    09:07
    1h 52m
    Direct
    PHL
    10:59
    Mcghee Tyson Airport - Philadelphia International Airport
    Thu, May 16Frontier Airlines
    AU$ 45
  • Frontier Airlines
    TYS
    08:13
    8h 8m
    1 transfer
    TTN
    16:21
    Mcghee Tyson Airport - Trenton Mercer Airport
    Thu, May 9Frontier Airlines
    AU$ 77
  • Frontier Airlines
    TYS
    08:13
    8h 8m
    1 transfer
    TTN
    16:21
    Mcghee Tyson Airport - Trenton Mercer Airport
    Thu, May 9Frontier Airlines
    AU$ 77
    Find More Flights

How do I find the cheapest flights?

  • When are flight from Knoxville (TYS) to Philadelphia (PHL) the cheapest?

    Airlines adjust prices for flights from Knoxville to Philadelphia based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.

  • How much are flights from Knoxville (TYS) to Philadelphia (PHL) cost?

    According to Trip.com's data, the lowest price is around AU$ 604.

  • How long is the flights from Knoxville (TYS) to Philadelphia (PHL)?

    It takes about 1 hour 51 minutes to fly from Knoxville (TYS) to Philadelphia (PHL).

  • What are the most popular airlines that fly from Knoxville (TYS) to Philadelphia (PHL)?

    Airlines with flights from Knoxville (TYS) to Philadelphia (PHL): American Airlines, British Airways and Qatar Airways.

  • What's the most popular airline for direct flights from Knoxville (TYS) to Philadelphia (PHL)?

    American Airlines operates 1 direct flights from Knoxville (TYS) to Philadelphia (PHL).

  • How many airports in Philadelphia (PHL)?

How to find a cheap flight from Knoxville to Philadelphia

Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Knoxville to Philadelphia. Book your flights at the right time and save more.
1
Book Early
Once prices are gone, they're gone. Lock in deals while you can!
2
Compare Flight Prices
Compare prices on travel agency and airline websites.
3
Look Out for Deals
Check airline and travel agency websites for latest flight deals
4
Check One-way Fares
Buying two cheap one-way flights can sometimes be a better deal than a round-trip.
5
Try Different Dates
Flying during the week, early in the morning, or late at night can help save money.
6
Use the Trip.com App
Save up to £10 per person when booking your flights on Trip.com
Flight Information from Knoxville to Philadelphia

Cheapest direct flight price

AU$ 44

Cheapest return ticket price

AU$ 88

Off-season for travel

May

Peak season for travel

October

Flight distance

891.99km

Average flight time

1 hour 51 minutes

Popular airline

American Airlines

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