$153 Cheap Frontier Airlines flights Sioux Falls (FSD) to Philadelphia (PHL)

$153 Cheap Frontier Airlines flights Sioux Falls (FSD) to Philadelphia (PHL)

Prices were available within the past 7 days and start at $153 for one-way flights and $325 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Fri, Jul 11 - Wed, Jul 16

FSD

Sioux Falls

PHL

Philadelphia

$325 Roundtrip, found 20 hours ago

$325

Roundtrip

found 20 hours ago

Select Frontier Airlines flight, departing Fri, Jul 11 from Sioux Falls to Philadelphia, returning Wed, Jul 16, priced at $325 found 20 hours ago

Fri, Jul 11 - Sun, Jul 13

FSD

Sioux Falls

PHL

Philadelphia

$366 Roundtrip, found 20 hours ago

$366

Roundtrip

found 20 hours ago

Select Frontier Airlines flight, departing Fri, Jul 11 from Sioux Falls to Philadelphia, returning Sun, Jul 13, priced at $366 found 20 hours ago