Flights from Pittsburgh to Houston

Cheapest flights from Pittsburgh

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.

Tue, Jul 1 - Thu, Jul 10

PIT

Pittsburgh Intl.

IAH

George Bush Intercontinental

$110 Roundtrip, found 8 hours ago

$110

Roundtrip

found 8 hours ago

Select Spirit Airlines flight, departing Tue, Jul 1 from Pittsburgh Intl. to George Bush Intercontinental, returning Thu, Jul 10, priced at $110 found 8 hours ago

Tue, Jul 1 - Thu, Jul 10

PIT

Pittsburgh Intl.

IAH

George Bush Intercontinental

$134 Roundtrip, found 8 hours ago

$134

Roundtrip

found 8 hours ago

Select Spirit Airlines flight, departing Tue, Jul 1 from Pittsburgh Intl. to George Bush Intercontinental, returning Thu, Jul 10, priced at $134 found 8 hours ago

Fri, Jun 27 - Mon, Jun 30

PIT

Pittsburgh Intl.

IAH

George Bush Intercontinental

$148 Roundtrip, found 1 day ago

$148

Roundtrip

found 1 day ago

Select Spirit Airlines flight, departing Fri, Jun 27 from Pittsburgh Intl. to George Bush Intercontinental, returning Mon, Jun 30, priced at $148 found 1 day ago

Tue, Jul 1 - Tue, Jul 8

PIT

Pittsburgh Intl.

IAH

George Bush Intercontinental

$154 Roundtrip, found 3 hours ago

$154

Roundtrip

found 3 hours ago

Select Spirit Airlines flight, departing Tue, Jul 1 from Pittsburgh Intl. to George Bush Intercontinental, returning Tue, Jul 8, priced at $154 found 3 hours ago

Tue, Jul 1 - Thu, Jul 10

PIT

Pittsburgh Intl.

IAH

George Bush Intercontinental

$164 Roundtrip, found 8 hours ago

$164

Roundtrip

found 8 hours ago

Select Spirit Airlines flight, departing Tue, Jul 1 from Pittsburgh Intl. to George Bush Intercontinental, returning Thu, Jul 10, priced at $164 found 8 hours ago

Wed, Jul 2 - Tue, Jul 8

PIT

Pittsburgh Intl.

IAH

George Bush Intercontinental

$168 Roundtrip, found 3 hours ago

$168

Roundtrip

found 3 hours ago

Select Spirit Airlines flight, departing Wed, Jul 2 from Pittsburgh Intl. to George Bush Intercontinental, returning Tue, Jul 8, priced at $168 found 3 hours ago

Tue, Jul 1 - Sun, Jul 13

PIT

Pittsburgh Intl.

IAH

George Bush Intercontinental

$170 Roundtrip, found 8 hours ago

$170

Roundtrip

found 8 hours ago

Select Spirit Airlines flight, departing Tue, Jul 1 from Pittsburgh Intl. to George Bush Intercontinental, returning Sun, Jul 13, priced at $170 found 8 hours ago

Tue, Jul 1 - Mon, Jul 7

PIT

Pittsburgh Intl.

IAH

George Bush Intercontinental

$175 Roundtrip, found 3 hours ago

$175

Roundtrip

found 3 hours ago

Select Spirit Airlines flight, departing Tue, Jul 1 from Pittsburgh Intl. to George Bush Intercontinental, returning Mon, Jul 7, priced at $175 found 3 hours ago

Wed, Oct 22 - Sun, Nov 2

PIT

Pittsburgh Intl.

IAH

George Bush Intercontinental

$176 Roundtrip, found 5 days ago

$176

Roundtrip

found 5 days ago

Select Spirit Airlines flight, departing Wed, Oct 22 from Pittsburgh Intl. to George Bush Intercontinental, returning Sun, Nov 2, priced at $176 found 5 days ago

Sat, Oct 25 - Thu, Oct 30

PIT

Pittsburgh Intl.

IAH

George Bush Intercontinental

$179 Roundtrip, found 5 days ago

$179

Roundtrip

found 5 days ago

Select Spirit Airlines flight, departing Sat, Oct 25 from Pittsburgh Intl. to George Bush Intercontinental, returning Thu, Oct 30, priced at $179 found 5 days ago

Tue, Jul 1 - Sat, Jul 5

PIT

Pittsburgh Intl.

IAH

George Bush Intercontinental

$180 Roundtrip, found 3 hours ago

$180

Roundtrip

found 3 hours ago

Select Spirit Airlines flight, departing Tue, Jul 1 from Pittsburgh Intl. to George Bush Intercontinental, returning Sat, Jul 5, priced at $180 found 3 hours ago

Wed, Jul 2 - Sun, Jul 13

PIT

Pittsburgh Intl.

IAH

George Bush Intercontinental

$184 Roundtrip, found 8 hours ago

$184

Roundtrip

found 8 hours ago

Select Spirit Airlines flight, departing Wed, Jul 2 from Pittsburgh Intl. to George Bush Intercontinental, returning Sun, Jul 13, priced at $184 found 8 hours ago

Tue, Jul 1 - Thu, Jul 10

PIT

Pittsburgh Intl.

IAH

George Bush Intercontinental

$188 Roundtrip, found 8 hours ago

$188

Roundtrip

found 8 hours ago

Select Spirit Airlines flight, departing Tue, Jul 1 from Pittsburgh Intl. to George Bush Intercontinental, returning Thu, Jul 10, priced at $188 found 8 hours ago

Sat, Oct 25 - Sun, Nov 2

PIT

Pittsburgh Intl.

IAH

George Bush Intercontinental

$190 Roundtrip, found 5 days ago

$190

Roundtrip

found 5 days ago

Select Spirit Airlines flight, departing Sat, Oct 25 from Pittsburgh Intl. to George Bush Intercontinental, returning Sun, Nov 2, priced at $190 found 5 days ago

Sat, Oct 25 - Sat, Nov 1

PIT

Pittsburgh Intl.

IAH

George Bush Intercontinental

$191 Roundtrip, found 5 days ago

$191

Roundtrip

found 5 days ago

Select Spirit Airlines flight, departing Sat, Oct 25 from Pittsburgh Intl. to George Bush Intercontinental, returning Sat, Nov 1, priced at $191 found 5 days ago

Sun, Oct 26 - Fri, Oct 31

PIT

Pittsburgh Intl.

IAH

George Bush Intercontinental

$230 Roundtrip, found 5 days ago

$230

Roundtrip

found 5 days ago

Select Frontier Airlines flight, departing Sun, Oct 26 from Pittsburgh Intl. to George Bush Intercontinental, returning Fri, Oct 31, priced at $230 found 5 days ago

Sat, Oct 25 - Sat, Nov 1

PIT

Pittsburgh Intl.

IAH

George Bush Intercontinental

$333 Roundtrip, found 5 days ago

$333

Roundtrip

found 5 days ago

Select United flight, departing Sat, Oct 25 from Pittsburgh Intl. to George Bush Intercontinental, returning Sat, Nov 1, priced at $333 found 5 days ago

Sat, Oct 25 - Sat, Nov 1

PIT

Pittsburgh Intl.

IAH

George Bush Intercontinental

$353 Roundtrip, found 5 days ago

$353

Roundtrip

found 5 days ago

Select Delta flight, departing Sat, Oct 25 from Pittsburgh Intl. to George Bush Intercontinental, returning Sat, Nov 1, priced at $353 found 5 days ago

Sat, Oct 25 - Sat, Nov 1

PIT

Pittsburgh Intl.

IAH

George Bush Intercontinental

$353 Roundtrip, found 5 days ago

$353

Roundtrip

found 5 days ago

Select American Airlines flight, departing Sat, Oct 25 from Pittsburgh Intl. to George Bush Intercontinental, returning Sat, Nov 1, priced at $353 found 5 days ago

Sat, Jun 28 - Mon, Jul 7

PIT

Pittsburgh Intl.

HOU

William P. Hobby

$421 Roundtrip, found 3 hours ago

$421

Roundtrip

found 3 hours ago

Select American Airlines flight, departing Sat, Jun 28 from Pittsburgh Intl. to William P. Hobby, returning Mon, Jul 7, priced at $421 found 3 hours ago