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, Sep 16 - Tue, Sep 23

PIT

Pittsburgh Intl.

IAH

George Bush Intercontinental

$116 Roundtrip, found 2 hours ago

$116

Roundtrip

found 2 hours ago

Select Spirit Airlines flight, departing Tue, Sep 16 from Pittsburgh Intl. to George Bush Intercontinental, returning Tue, Sep 23, priced at $116 found 2 hours ago

Tue, Sep 16 - Fri, Sep 19

PIT

Pittsburgh Intl.

IAH

George Bush Intercontinental

$130 Roundtrip, found 2 hours ago

$130

Roundtrip

found 2 hours ago

Select Spirit Airlines flight, departing Tue, Sep 16 from Pittsburgh Intl. to George Bush Intercontinental, returning Fri, Sep 19, priced at $130 found 2 hours ago

Thu, Sep 18 - Fri, Sep 19

PIT

Pittsburgh Intl.

IAH

George Bush Intercontinental

$144 Roundtrip, found 2 hours ago

$144

Roundtrip

found 2 hours ago

Select Spirit Airlines flight, departing Thu, Sep 18 from Pittsburgh Intl. to George Bush Intercontinental, returning Fri, Sep 19, priced at $144 found 2 hours ago

Tue, Sep 16 - Thu, Sep 18

PIT

Pittsburgh Intl.

IAH

George Bush Intercontinental

$146 Roundtrip, found 2 hours ago

$146

Roundtrip

found 2 hours ago

Select Spirit Airlines flight, departing Tue, Sep 16 from Pittsburgh Intl. to George Bush Intercontinental, returning Thu, Sep 18, priced at $146 found 2 hours ago

Thu, Sep 18 - Sun, Sep 21

PIT

Pittsburgh Intl.

IAH

George Bush Intercontinental

$148 Roundtrip, found 2 hours ago

$148

Roundtrip

found 2 hours ago

Select Spirit Airlines flight, departing Thu, Sep 18 from Pittsburgh Intl. to George Bush Intercontinental, returning Sun, Sep 21, priced at $148 found 2 hours ago

Sat, Sep 13 - Tue, Sep 16

PIT

Pittsburgh Intl.

IAH

George Bush Intercontinental

$154 Roundtrip, found 3 hours ago

$154

Roundtrip

found 3 hours ago

Select Spirit Airlines flight, departing Sat, Sep 13 from Pittsburgh Intl. to George Bush Intercontinental, returning Tue, Sep 16, priced at $154 found 3 hours ago

Thu, Sep 18 - Sun, Sep 21

PIT

Pittsburgh Intl.

IAH

George Bush Intercontinental

$160 Roundtrip, found 2 hours ago

$160

Roundtrip

found 2 hours ago

Select Spirit Airlines flight, departing Thu, Sep 18 from Pittsburgh Intl. to George Bush Intercontinental, returning Sun, Sep 21, priced at $160 found 2 hours ago

Thu, Sep 11 - Sun, Sep 14

PIT

Pittsburgh Intl.

IAH

George Bush Intercontinental

$164 Roundtrip, found 3 hours ago

$164

Roundtrip

found 3 hours ago

Select Spirit Airlines flight, departing Thu, Sep 11 from Pittsburgh Intl. to George Bush Intercontinental, returning Sun, Sep 14, priced at $164 found 3 hours ago

Thu, Sep 18 - Sun, Sep 21

PIT

Pittsburgh Intl.

IAH

George Bush Intercontinental

$172 Roundtrip, found 2 hours ago

$172

Roundtrip

found 2 hours ago

Select Spirit Airlines flight, departing Thu, Sep 18 from Pittsburgh Intl. to George Bush Intercontinental, returning Sun, Sep 21, priced at $172 found 2 hours ago

Thu, Sep 11 - Sun, Sep 14

PIT

Pittsburgh Intl.

IAH

George Bush Intercontinental

$182 Roundtrip, found 3 hours ago

$182

Roundtrip

found 3 hours ago

Select Spirit Airlines flight, departing Thu, Sep 11 from Pittsburgh Intl. to George Bush Intercontinental, returning Sun, Sep 14, priced at $182 found 3 hours ago

Thu, Sep 18 - Thu, Sep 18

PIT

Pittsburgh Intl.

IAH

George Bush Intercontinental

$184 Roundtrip, found 2 hours ago

$184

Roundtrip

found 2 hours ago

Select Spirit Airlines flight, departing Thu, Sep 18 from Pittsburgh Intl. to George Bush Intercontinental, returning Thu, Sep 18, priced at $184 found 2 hours ago

Thu, Sep 11 - Sun, Sep 14

PIT

Pittsburgh Intl.

IAH

George Bush Intercontinental

$188 Roundtrip, found 3 hours ago

$188

Roundtrip

found 3 hours ago

Select Spirit Airlines flight, departing Thu, Sep 11 from Pittsburgh Intl. to George Bush Intercontinental, returning Sun, Sep 14, priced at $188 found 3 hours ago

Sun, Sep 21 - Sun, Sep 21

PIT

Pittsburgh Intl.

IAH

George Bush Intercontinental

$200 Roundtrip, found 2 hours ago

$200

Roundtrip

found 2 hours ago

Select Spirit Airlines flight, departing Sun, Sep 21 from Pittsburgh Intl. to George Bush Intercontinental, returning Sun, Sep 21, priced at $200 found 2 hours ago

Fri, Sep 12 - Fri, Sep 12

PIT

Pittsburgh Intl.

IAH

George Bush Intercontinental

$203 Roundtrip, found 3 hours ago

$203

Roundtrip

found 3 hours ago

Select Spirit Airlines flight, departing Fri, Sep 12 from Pittsburgh Intl. to George Bush Intercontinental, returning Fri, Sep 12, priced at $203 found 3 hours ago

Mon, Aug 4 - Sat, Aug 9

PIT

Pittsburgh Intl.

IAH

George Bush Intercontinental

$238 Roundtrip, found 1 day ago

$238

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Mon, Aug 4 from Pittsburgh Intl. to George Bush Intercontinental, returning Sat, Aug 9, priced at $238 found 1 day ago

Thu, Sep 18 - Thu, Sep 18

PIT

Pittsburgh Intl.

IAH

George Bush Intercontinental

$273 Roundtrip, found 2 hours ago

$273

Roundtrip

found 2 hours ago

Select JetBlue Airways flight, departing Thu, Sep 18 from Pittsburgh Intl. to George Bush Intercontinental, returning Thu, Sep 18, priced at $273 found 2 hours ago

Sat, Sep 13 - Sat, Sep 13

PIT

Pittsburgh Intl.

IAH

George Bush Intercontinental

$297 Roundtrip, found 3 hours ago

$297

Roundtrip

found 3 hours ago

Select Delta flight, departing Sat, Sep 13 from Pittsburgh Intl. to George Bush Intercontinental, returning Sat, Sep 13, priced at $297 found 3 hours ago

Thu, Sep 18 - Thu, Sep 18

PIT

Pittsburgh Intl.

IAH

George Bush Intercontinental

$325 Roundtrip, found 2 hours ago

$325

Roundtrip

found 2 hours ago

Select American Airlines flight, departing Thu, Sep 18 from Pittsburgh Intl. to George Bush Intercontinental, returning Thu, Sep 18, priced at $325 found 2 hours ago

Thu, Sep 18 - Sun, Sep 21

PIT

Pittsburgh Intl.

IAH

George Bush Intercontinental

$349 Roundtrip, found 2 hours ago

$349

Roundtrip

found 2 hours ago

Select United flight, departing Thu, Sep 18 from Pittsburgh Intl. to George Bush Intercontinental, returning Sun, Sep 21, priced at $349 found 2 hours ago

Thu, Sep 18 - Sun, Sep 21

PIT

Pittsburgh Intl.

HOU

William P. Hobby

$369 Roundtrip, found 2 hours ago

$369

Roundtrip

found 2 hours ago

Select American Airlines flight, departing Thu, Sep 18 from Pittsburgh Intl. to William P. Hobby, returning Sun, Sep 21, priced at $369 found 2 hours ago