Flights from Philadelphia to St. Clair

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.

Thu, Jul 10 - Sat, Jul 19

PHL

Philadelphia Intl.

DTW

Detroit Metropolitan Wayne County

$118 Roundtrip, found 5 days ago

$118

Roundtrip

found 5 days ago

Select Spirit Airlines flight, departing Thu, Jul 10 from Philadelphia Intl. to Detroit Metropolitan Wayne County, returning Sat, Jul 19, priced at $118 found 5 days ago

Sun, Jul 13 - Thu, Jul 17

PHL

Philadelphia Intl.

DTW

Detroit Metropolitan Wayne County

$128 Roundtrip, found 6 days ago

$128

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Sun, Jul 13 from Philadelphia Intl. to Detroit Metropolitan Wayne County, returning Thu, Jul 17, priced at $128 found 6 days ago

Thu, Jul 10 - Sun, Jul 13

PHL

Philadelphia Intl.

DTW

Detroit Metropolitan Wayne County

$133 Roundtrip, found 5 days ago

$133

Roundtrip

found 5 days ago

Select Frontier Airlines flight, departing Thu, Jul 10 from Philadelphia Intl. to Detroit Metropolitan Wayne County, returning Sun, Jul 13, priced at $133 found 5 days ago

Fri, Jul 11 - Sat, Jul 19

PHL

Philadelphia Intl.

DTW

Detroit Metropolitan Wayne County

$153 Roundtrip, found 5 days ago

$153

Roundtrip

found 5 days ago

Select Spirit Airlines flight, departing Fri, Jul 11 from Philadelphia Intl. to Detroit Metropolitan Wayne County, returning Sat, Jul 19, priced at $153 found 5 days ago

Wed, Jul 16 - Sat, Jul 19

PHL

Philadelphia Intl.

DTW

Detroit Metropolitan Wayne County

$161 Roundtrip, found 5 days ago

$161

Roundtrip

found 5 days ago

Select Spirit Airlines flight, departing Wed, Jul 16 from Philadelphia Intl. to Detroit Metropolitan Wayne County, returning Sat, Jul 19, priced at $161 found 5 days ago

Sun, Jul 13 - Wed, Jul 16

PHL

Philadelphia Intl.

DTW

Detroit Metropolitan Wayne County

$166 Roundtrip, found 5 days ago

$166

Roundtrip

found 5 days ago

Select Frontier Airlines flight, departing Sun, Jul 13 from Philadelphia Intl. to Detroit Metropolitan Wayne County, returning Wed, Jul 16, priced at $166 found 5 days ago

Sat, Jul 12 - Sun, Jul 13

PHL

Philadelphia Intl.

DTW

Detroit Metropolitan Wayne County

$171 Roundtrip, found 5 days ago

$171

Roundtrip

found 5 days ago

Select Spirit Airlines flight, departing Sat, Jul 12 from Philadelphia Intl. to Detroit Metropolitan Wayne County, returning Sun, Jul 13, priced at $171 found 5 days ago

Fri, Jul 11 - Sat, Jul 12

PHL

Philadelphia Intl.

DTW

Detroit Metropolitan Wayne County

$175 Roundtrip, found 6 days ago

$175

Roundtrip

found 6 days ago

Select Spirit Airlines flight, departing Fri, Jul 11 from Philadelphia Intl. to Detroit Metropolitan Wayne County, returning Sat, Jul 12, priced at $175 found 6 days ago

Sun, Jul 13 - Wed, Jul 16

PHL

Philadelphia Intl.

DTW

Detroit Metropolitan Wayne County

$181 Roundtrip, found 5 days ago

$181

Roundtrip

found 5 days ago

Select Spirit Airlines flight, departing Sun, Jul 13 from Philadelphia Intl. to Detroit Metropolitan Wayne County, returning Wed, Jul 16, priced at $181 found 5 days ago

Fri, Jul 11 - Tue, Jul 15

PHL

Philadelphia Intl.

DTW

Detroit Metropolitan Wayne County

$196 Roundtrip, found 5 days ago

$196

Roundtrip

found 5 days ago

Select Spirit Airlines flight, departing Fri, Jul 11 from Philadelphia Intl. to Detroit Metropolitan Wayne County, returning Tue, Jul 15, priced at $196 found 5 days ago

Sun, Jul 13 - Wed, Jul 16

PHL

Philadelphia Intl.

DTW

Detroit Metropolitan Wayne County

$198 Roundtrip, found 5 days ago

$198

Roundtrip

found 5 days ago

Select Frontier Airlines flight, departing Sun, Jul 13 from Philadelphia Intl. to Detroit Metropolitan Wayne County, returning Wed, Jul 16, priced at $198 found 5 days ago

Wed, Jul 30 - Fri, Aug 8

ABE

Lehigh Valley Intl.

DTW

Detroit Metropolitan Wayne County

$204 Roundtrip, found 1 day ago

$204

Roundtrip

found 1 day ago

Select United flight, departing Wed, Jul 30 from Lehigh Valley Intl. to Detroit Metropolitan Wayne County, returning Fri, Aug 8, priced at $204 found 1 day ago

Fri, Jul 11 - Sun, Jul 13

PHL

Philadelphia Intl.

DTW

Detroit Metropolitan Wayne County

$206 Roundtrip, found 5 days ago

$206

Roundtrip

found 5 days ago

Select Spirit Airlines flight, departing Fri, Jul 11 from Philadelphia Intl. to Detroit Metropolitan Wayne County, returning Sun, Jul 13, priced at $206 found 5 days ago

Sun, Jul 13 - Wed, Jul 16

PHL

Philadelphia Intl.

DTW

Detroit Metropolitan Wayne County

$222 Roundtrip, found 5 days ago

$222

Roundtrip

found 5 days ago

Select Spirit Airlines flight, departing Sun, Jul 13 from Philadelphia Intl. to Detroit Metropolitan Wayne County, returning Wed, Jul 16, priced at $222 found 5 days ago

Wed, Jul 16 - Wed, Jul 16

PHL

Philadelphia Intl.

DTW

Detroit Metropolitan Wayne County

$230 Roundtrip, found 5 days ago

$230

Roundtrip

found 5 days ago

Select Spirit Airlines flight, departing Wed, Jul 16 from Philadelphia Intl. to Detroit Metropolitan Wayne County, returning Wed, Jul 16, priced at $230 found 5 days ago

Sun, Jul 13 - Wed, Jul 16

PHL

Philadelphia Intl.

DTW

Detroit Metropolitan Wayne County

$235 Roundtrip, found 5 days ago

$235

Roundtrip

found 5 days ago

Select Frontier Airlines flight, departing Sun, Jul 13 from Philadelphia Intl. to Detroit Metropolitan Wayne County, returning Wed, Jul 16, priced at $235 found 5 days ago

Sun, Jul 13 - Wed, Jul 16

PHL

Philadelphia Intl.

DTW

Detroit Metropolitan Wayne County

$241 Roundtrip, found 5 days ago

$241

Roundtrip

found 5 days ago

Select Spirit Airlines flight, departing Sun, Jul 13 from Philadelphia Intl. to Detroit Metropolitan Wayne County, returning Wed, Jul 16, priced at $241 found 5 days ago

Sun, Jul 13 - Wed, Jul 16

PHL

Philadelphia Intl.

DTW

Detroit Metropolitan Wayne County

$258 Roundtrip, found 5 days ago

$258

Roundtrip

found 5 days ago

Select Spirit Airlines flight, departing Sun, Jul 13 from Philadelphia Intl. to Detroit Metropolitan Wayne County, returning Wed, Jul 16, priced at $258 found 5 days ago

Wed, Jul 30 - Fri, Aug 8

ABE

Lehigh Valley Intl.

DTW

Detroit Metropolitan Wayne County

$320 Roundtrip, found 1 day ago

$320

Roundtrip

found 1 day ago

Select American Airlines flight, departing Wed, Jul 30 from Lehigh Valley Intl. to Detroit Metropolitan Wayne County, returning Fri, Aug 8, priced at $320 found 1 day ago

Thu, Jul 31 - Sat, Aug 9

ABE

Lehigh Valley Intl.

DTW

Detroit Metropolitan Wayne County

$597 Roundtrip, found 1 day ago

$597

Roundtrip

found 1 day ago

Select Delta flight, departing Thu, Jul 31 from Lehigh Valley Intl. to Detroit Metropolitan Wayne County, returning Sat, Aug 9, priced at $597 found 1 day ago