$159 Cheap Frontier Airlines flights Portland (PDX) to Philadelphia (PHL)

$159 Cheap Frontier Airlines flights Portland (PDX) to Philadelphia (PHL)

Prices were available within the past 7 days and start at $159 for one-way flights and $318 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, Jul 15 - Wed, Jul 23

PDX

Portland

PHL

Philadelphia

$318 Roundtrip, found 20 hours ago

$318

Roundtrip

found 20 hours ago

Select Frontier Airlines flight, departing Tue, Jul 15 from Portland to Philadelphia, returning Wed, Jul 23, priced at $318 found 20 hours ago

Tue, Jul 15 - Sat, Jul 26

PDX

Portland

PHL

Philadelphia

$326 Roundtrip, found 1 day ago

$326

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Tue, Jul 15 from Portland to Philadelphia, returning Sat, Jul 26, priced at $326 found 1 day ago

Fri, Jul 18 - Wed, Jul 23

PDX

Portland

PHL

Philadelphia

$331 Roundtrip, found 1 day ago

$331

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Fri, Jul 18 from Portland to Philadelphia, returning Wed, Jul 23, priced at $331 found 1 day ago

Tue, Jul 15 - Sat, Jul 26

PDX

Portland

PHL

Philadelphia

$332 Roundtrip, found 20 hours ago

$332

Roundtrip

found 20 hours ago

Select Frontier Airlines flight, departing Tue, Jul 15 from Portland to Philadelphia, returning Sat, Jul 26, priced at $332 found 20 hours ago

Thu, Jul 17 - Fri, Jul 18

PDX

Portland

PHL

Philadelphia

$334 Roundtrip, found 20 hours ago

$334

Roundtrip

found 20 hours ago

Select Frontier Airlines flight, departing Thu, Jul 17 from Portland to Philadelphia, returning Fri, Jul 18, priced at $334 found 20 hours ago

Sat, Jul 19 - Sat, Jul 26

PDX

Portland

PHL

Philadelphia

$334 Roundtrip, found 20 hours ago

$334

Roundtrip

found 20 hours ago

Select Frontier Airlines flight, departing Sat, Jul 19 from Portland to Philadelphia, returning Sat, Jul 26, priced at $334 found 20 hours ago

Fri, Jul 18 - Sat, Jul 26

PDX

Portland

PHL

Philadelphia

$339 Roundtrip, found 20 hours ago

$339

Roundtrip

found 20 hours ago

Select Frontier Airlines flight, departing Fri, Jul 18 from Portland to Philadelphia, returning Sat, Jul 26, priced at $339 found 20 hours ago

Fri, Jul 18 - Fri, Jul 25

PDX

Portland

PHL

Philadelphia

$344 Roundtrip, found 20 hours ago

$344

Roundtrip

found 20 hours ago

Select Frontier Airlines flight, departing Fri, Jul 18 from Portland to Philadelphia, returning Fri, Jul 25, priced at $344 found 20 hours ago