Flights from Philadelphia to Houston

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.

Wed, May 7 - Mon, May 12

PHL

Philadelphia Intl.

IAH

George Bush Intercontinental

$204 Roundtrip, found 2 days ago

$204

Roundtrip

found 2 days ago

Select Spirit Airlines flight, departing Wed, May 7 from Philadelphia Intl. to George Bush Intercontinental, returning Mon, May 12, priced at $204 found 2 days ago

Thu, May 29 - Mon, Jun 2

PHL

Philadelphia Intl.

IAH

George Bush Intercontinental

$209 Roundtrip, found 3 days ago

$209

Roundtrip

found 3 days ago

Select Spirit Airlines flight, departing Thu, May 29 from Philadelphia Intl. to George Bush Intercontinental, returning Mon, Jun 2, priced at $209 found 3 days ago

Sun, Jun 1 - Wed, Jun 4

PHL

Philadelphia Intl.

IAH

George Bush Intercontinental

$212 Roundtrip, found 3 days ago

$212

Roundtrip

found 3 days ago

Select Delta flight, departing Sun, Jun 1 from Philadelphia Intl. to George Bush Intercontinental, returning Wed, Jun 4, priced at $212 found 3 days ago

Thu, May 29 - Wed, Jun 4

PHL

Philadelphia Intl.

IAH

George Bush Intercontinental

$217 Roundtrip, found 3 days ago

$217

Roundtrip

found 3 days ago

Select Spirit Airlines flight, departing Thu, May 29 from Philadelphia Intl. to George Bush Intercontinental, returning Wed, Jun 4, priced at $217 found 3 days ago

Wed, May 7 - Mon, May 12

PHL

Philadelphia Intl.

IAH

George Bush Intercontinental

$220 Roundtrip, found 2 days ago

$220

Roundtrip

found 2 days ago

Select Spirit Airlines flight, departing Wed, May 7 from Philadelphia Intl. to George Bush Intercontinental, returning Mon, May 12, priced at $220 found 2 days ago

Tue, Jun 3 - Wed, Jun 4

PHL

Philadelphia Intl.

IAH

George Bush Intercontinental

$220 Roundtrip, found 3 days ago

$220

Roundtrip

found 3 days ago

Select Spirit Airlines flight, departing Tue, Jun 3 from Philadelphia Intl. to George Bush Intercontinental, returning Wed, Jun 4, priced at $220 found 3 days ago

Tue, May 6 - Mon, May 12

PHL

Philadelphia Intl.

IAH

George Bush Intercontinental

$224 Roundtrip, found 2 days ago

$224

Roundtrip

found 2 days ago

Select Spirit Airlines flight, departing Tue, May 6 from Philadelphia Intl. to George Bush Intercontinental, returning Mon, May 12, priced at $224 found 2 days ago

Sun, Jun 22 - Mon, Jun 23

PHL

Philadelphia Intl.

IAH

George Bush Intercontinental

$227 Roundtrip, found 13 hours ago

$227

Roundtrip

found 13 hours ago

Select Spirit Airlines flight, departing Sun, Jun 22 from Philadelphia Intl. to George Bush Intercontinental, returning Mon, Jun 23, priced at $227 found 13 hours ago

Thu, May 29 - Fri, Jun 6

PHL

Philadelphia Intl.

IAH

George Bush Intercontinental

$227 Roundtrip, found 3 days ago

$227

Roundtrip

found 3 days ago

Select Spirit Airlines flight, departing Thu, May 29 from Philadelphia Intl. to George Bush Intercontinental, returning Fri, Jun 6, priced at $227 found 3 days ago

Thu, Jun 19 - Tue, Jun 24

PHL

Philadelphia Intl.

IAH

George Bush Intercontinental

$227 Roundtrip, found 6 days ago

$227

Roundtrip

found 6 days ago

Select United flight, departing Thu, Jun 19 from Philadelphia Intl. to George Bush Intercontinental, returning Tue, Jun 24, priced at $227 found 6 days ago

Sun, Jun 1 - Wed, Jun 4

PHL

Philadelphia Intl.

IAH

George Bush Intercontinental

$229 Roundtrip, found 3 days ago

$229

Roundtrip

found 3 days ago

Select Spirit Airlines flight, departing Sun, Jun 1 from Philadelphia Intl. to George Bush Intercontinental, returning Wed, Jun 4, priced at $229 found 3 days ago

Wed, May 7 - Mon, May 12

PHL

Philadelphia Intl.

IAH

George Bush Intercontinental

$230 Roundtrip, found 2 days ago

$230

Roundtrip

found 2 days ago

Select Spirit Airlines flight, departing Wed, May 7 from Philadelphia Intl. to George Bush Intercontinental, returning Mon, May 12, priced at $230 found 2 days ago

Sun, Jun 22 - Tue, Jun 24

PHL

Philadelphia Intl.

IAH

George Bush Intercontinental

$230 Roundtrip, found 13 hours ago

$230

Roundtrip

found 13 hours ago

Select Spirit Airlines flight, departing Sun, Jun 22 from Philadelphia Intl. to George Bush Intercontinental, returning Tue, Jun 24, priced at $230 found 13 hours ago

Wed, May 7 - Wed, May 14

PHL

Philadelphia Intl.

IAH

George Bush Intercontinental

$231 Roundtrip, found 3 days ago

$231

Roundtrip

found 3 days ago

Select Spirit Airlines flight, departing Wed, May 7 from Philadelphia Intl. to George Bush Intercontinental, returning Wed, May 14, priced at $231 found 3 days ago

Wed, Jun 25 - Sat, Jun 28

PHL

Philadelphia Intl.

HOU

William P. Hobby

$237 Roundtrip, found 13 hours ago

$237

Roundtrip

found 13 hours ago

Select Delta flight, departing Wed, Jun 25 from Philadelphia Intl. to William P. Hobby, returning Sat, Jun 28, priced at $237 found 13 hours ago

Tue, Jun 24 - Tue, Jul 1

PHL

Philadelphia Intl.

IAH

George Bush Intercontinental

$237 Roundtrip, found 13 hours ago

$237

Roundtrip

found 13 hours ago

Select Delta flight, departing Tue, Jun 24 from Philadelphia Intl. to George Bush Intercontinental, returning Tue, Jul 1, priced at $237 found 13 hours ago

Sun, Jun 1 - Wed, Jun 4

PHL

Philadelphia Intl.

IAH

George Bush Intercontinental

$268 Roundtrip, found 3 days ago

$268

Roundtrip

found 3 days ago

Select American Airlines flight, departing Sun, Jun 1 from Philadelphia Intl. to George Bush Intercontinental, returning Wed, Jun 4, priced at $268 found 3 days ago

Fri, May 9 - Mon, May 12

PHL

Philadelphia Intl.

IAH

George Bush Intercontinental

$280 Roundtrip, found 2 days ago

$280

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Fri, May 9 from Philadelphia Intl. to George Bush Intercontinental, returning Mon, May 12, priced at $280 found 2 days ago

Sat, May 10 - Sat, May 10

TTN

Mercer

IAH

George Bush Intercontinental

$290 Roundtrip, found 2 days ago

$290

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Sat, May 10 from Mercer to George Bush Intercontinental, returning Sat, May 10, priced at $290 found 2 days ago

Tue, May 6 - Sun, May 11

PHL

Philadelphia Intl.

IAH

George Bush Intercontinental

$555 Roundtrip, found 2 days ago

$555

Roundtrip

found 2 days ago

Select JetBlue Airways flight, departing Tue, May 6 from Philadelphia Intl. to George Bush Intercontinental, returning Sun, May 11, priced at $555 found 2 days ago