Flights from Philadelphia to Arlington

Cheapest flights from Philadelphia

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.

Fri, Aug 29 - Fri, Sep 5

PHL

Philadelphia Intl.

PAE

Seattle Paine Field Intl. Airport

$274 Roundtrip, found 4 days ago

$274

Roundtrip

found 4 days ago

Select Frontier Airlines flight, departing Fri, Aug 29 from Philadelphia Intl. to Seattle Paine Field Intl. Airport, returning Fri, Sep 5, priced at $274 found 4 days ago

Fri, Jul 18 - Mon, Jul 21

PHL

Philadelphia Intl.

PAE

Seattle Paine Field Intl. Airport

$330 Roundtrip, found 6 days ago

$330

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Fri, Jul 18 from Philadelphia Intl. to Seattle Paine Field Intl. Airport, returning Mon, Jul 21, priced at $330 found 6 days ago

Fri, Jul 18 - Fri, Jul 18

PHL

Philadelphia Intl.

PAE

Seattle Paine Field Intl. Airport

$340 Roundtrip, found 6 days ago

$340

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Fri, Jul 18 from Philadelphia Intl. to Seattle Paine Field Intl. Airport, returning Fri, Jul 18, priced at $340 found 6 days ago

Mon, Jun 16 - Mon, Jun 23

PHL

Philadelphia Intl.

PAE

Seattle Paine Field Intl. Airport

$352 Roundtrip, found 6 days ago

$352

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Mon, Jun 16 from Philadelphia Intl. to Seattle Paine Field Intl. Airport, returning Mon, Jun 23, priced at $352 found 6 days ago

Fri, Jun 20 - Mon, Jun 23

PHL

Philadelphia Intl.

PAE

Seattle Paine Field Intl. Airport

$370 Roundtrip, found 6 days ago

$370

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Fri, Jun 20 from Philadelphia Intl. to Seattle Paine Field Intl. Airport, returning Mon, Jun 23, priced at $370 found 6 days ago