Flights from Knoxville to Philadelphia

Cheapest flights from Knoxville

These prices were available within the past 7 days. Prices quoted are per person, round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, Sep 18 - Mon, Sep 22

TYS

McGhee Tyson

PHL

Philadelphia Intl.

$362 Roundtrip, found 1 day ago

$362

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Thu, Sep 18 from McGhee Tyson to Philadelphia Intl., returning Mon, Sep 22, priced at $362 found 1 day ago

Sat, Sep 20 - Tue, Sep 23

TYS

McGhee Tyson

PHL

Philadelphia Intl.

$375 Roundtrip, found 1 day ago

$375

Roundtrip

found 1 day ago

Select Delta flight, departing Sat, Sep 20 from McGhee Tyson to Philadelphia Intl., returning Tue, Sep 23, priced at $375 found 1 day ago

Sat, Sep 20 - Sun, Sep 21

TYS

McGhee Tyson

PHL

Philadelphia Intl.

$421 Roundtrip, found 1 day ago

$421

Roundtrip

found 1 day ago

Select Delta flight, departing Sat, Sep 20 from McGhee Tyson to Philadelphia Intl., returning Sun, Sep 21, priced at $421 found 1 day ago

Thu, Sep 18 - Sun, Sep 21

TYS

McGhee Tyson

PHL

Philadelphia Intl.

$447 Roundtrip, found 1 day ago

$447

Roundtrip

found 1 day ago

Select American Airlines flight, departing Thu, Sep 18 from McGhee Tyson to Philadelphia Intl., returning Sun, Sep 21, priced at $447 found 1 day ago

Thu, Sep 18 - Sun, Sep 21

TYS

McGhee Tyson

PHL

Philadelphia Intl.

$457 Roundtrip, found 1 day ago

$457

Roundtrip

found 1 day ago

Select American Airlines flight, departing Thu, Sep 18 from McGhee Tyson to Philadelphia Intl., returning Sun, Sep 21, priced at $457 found 1 day ago

Thu, Sep 18 - Sun, Sep 21

TYS

McGhee Tyson

PHL

Philadelphia Intl.

$467 Roundtrip, found 1 day ago

$467

Roundtrip

found 1 day ago

Select Delta flight, departing Thu, Sep 18 from McGhee Tyson to Philadelphia Intl., returning Sun, Sep 21, priced at $467 found 1 day ago

Thu, Sep 18 - Sun, Sep 21

TYS

McGhee Tyson

PHL

Philadelphia Intl.

$483 Roundtrip, found 1 day ago

$483

Roundtrip

found 1 day ago

Select American Airlines flight, departing Thu, Sep 18 from McGhee Tyson to Philadelphia Intl., returning Sun, Sep 21, priced at $483 found 1 day ago

Thu, Sep 18 - Sun, Sep 21

TYS

McGhee Tyson

PHL

Philadelphia Intl.

$486 Roundtrip, found 1 day ago

$486

Roundtrip

found 1 day ago

Select Delta flight, departing Thu, Sep 18 from McGhee Tyson to Philadelphia Intl., returning Sun, Sep 21, priced at $486 found 1 day ago

Thu, Sep 18 - Sun, Sep 21

TYS

McGhee Tyson

PHL

Philadelphia Intl.

$493 Roundtrip, found 1 day ago

$493

Roundtrip

found 1 day ago

Select American Airlines flight, departing Thu, Sep 18 from McGhee Tyson to Philadelphia Intl., returning Sun, Sep 21, priced at $493 found 1 day ago

Thu, Sep 18 - Sun, Sep 21

TYS

McGhee Tyson

PHL

Philadelphia Intl.

$503 Roundtrip, found 1 day ago

$503

Roundtrip

found 1 day ago

Select American Airlines flight, departing Thu, Sep 18 from McGhee Tyson to Philadelphia Intl., returning Sun, Sep 21, priced at $503 found 1 day ago

Thu, Sep 18 - Sun, Sep 21

TYS

McGhee Tyson

PHL

Philadelphia Intl.

$516 Roundtrip, found 1 day ago

$516

Roundtrip

found 1 day ago

Select Delta flight, departing Thu, Sep 18 from McGhee Tyson to Philadelphia Intl., returning Sun, Sep 21, priced at $516 found 1 day ago

Thu, Sep 18 - Sun, Sep 21

TYS

McGhee Tyson

PHL

Philadelphia Intl.

$517 Roundtrip, found 1 day ago

$517

Roundtrip

found 1 day ago

Select American Airlines flight, departing Thu, Sep 18 from McGhee Tyson to Philadelphia Intl., returning Sun, Sep 21, priced at $517 found 1 day ago

Thu, Sep 18 - Sun, Sep 21

TYS

McGhee Tyson

PHL

Philadelphia Intl.

$519 Roundtrip, found 1 day ago

$519

Roundtrip

found 1 day ago

Select Delta flight, departing Thu, Sep 18 from McGhee Tyson to Philadelphia Intl., returning Sun, Sep 21, priced at $519 found 1 day ago

Thu, Sep 18 - Sun, Sep 21

TYS

McGhee Tyson

PHL

Philadelphia Intl.

$526 Roundtrip, found 1 day ago

$526

Roundtrip

found 1 day ago

Select American Airlines flight, departing Thu, Sep 18 from McGhee Tyson to Philadelphia Intl., returning Sun, Sep 21, priced at $526 found 1 day ago

Thu, Sep 18 - Sun, Sep 21

TYS

McGhee Tyson

PHL

Philadelphia Intl.

$527 Roundtrip, found 1 day ago

$527

Roundtrip

found 1 day ago

Select American Airlines flight, departing Thu, Sep 18 from McGhee Tyson to Philadelphia Intl., returning Sun, Sep 21, priced at $527 found 1 day ago

Thu, Sep 18 - Sun, Sep 21

TYS

McGhee Tyson

PHL

Philadelphia Intl.

$529 Roundtrip, found 1 day ago

$529

Roundtrip

found 1 day ago

Select American Airlines flight, departing Thu, Sep 18 from McGhee Tyson to Philadelphia Intl., returning Sun, Sep 21, priced at $529 found 1 day ago

Thu, Sep 18 - Sun, Sep 21

TYS

McGhee Tyson

PHL

Philadelphia Intl.

$537 Roundtrip, found 1 day ago

$537

Roundtrip

found 1 day ago

Select American Airlines flight, departing Thu, Sep 18 from McGhee Tyson to Philadelphia Intl., returning Sun, Sep 21, priced at $537 found 1 day ago

Thu, Sep 18 - Sun, Sep 21

TYS

McGhee Tyson

PHL

Philadelphia Intl.

$539 Roundtrip, found 1 day ago

$539

Roundtrip

found 1 day ago

Select American Airlines flight, departing Thu, Sep 18 from McGhee Tyson to Philadelphia Intl., returning Sun, Sep 21, priced at $539 found 1 day ago

Thu, Sep 18 - Sun, Sep 21

TYS

McGhee Tyson

PHL

Philadelphia Intl.

$541 Roundtrip, found 1 day ago

$541

Roundtrip

found 1 day ago

Select American Airlines flight, departing Thu, Sep 18 from McGhee Tyson to Philadelphia Intl., returning Sun, Sep 21, priced at $541 found 1 day ago

Sat, Sep 20 - Sat, Sep 20

TYS

McGhee Tyson

PHL

Philadelphia Intl.

$575 Roundtrip, found 1 day ago

$575

Roundtrip

found 1 day ago

Select United flight, departing Sat, Sep 20 from McGhee Tyson to Philadelphia Intl., returning Sat, Sep 20, priced at $575 found 1 day ago