Flights from Washington to Houston

Cheapest flights from Washington

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.

Fri, Aug 15 - Sat, Aug 23

BWI

Baltimore Washington Intl. Thurgood Marshall

IAH

George Bush Intercontinental

$90 Roundtrip, found 21 hours ago

$90

Roundtrip

found 21 hours ago

Select Spirit Airlines flight, departing Fri, Aug 15 from Baltimore Washington Intl. Thurgood Marshall to George Bush Intercontinental, returning Sat, Aug 23, priced at $90 found 21 hours ago

Fri, Aug 15 - Sat, Aug 23

BWI

Baltimore Washington Intl. Thurgood Marshall

IAH

George Bush Intercontinental

$109 Roundtrip, found 21 hours ago

$109

Roundtrip

found 21 hours ago

Select Spirit Airlines flight, departing Fri, Aug 15 from Baltimore Washington Intl. Thurgood Marshall to George Bush Intercontinental, returning Sat, Aug 23, priced at $109 found 21 hours ago

Sat, Sep 20 - Sun, Sep 21

BWI

Baltimore Washington Intl. Thurgood Marshall

IAH

George Bush Intercontinental

$116 Roundtrip, found 3 days ago

$116

Roundtrip

found 3 days ago

Select Spirit Airlines flight, departing Sat, Sep 20 from Baltimore Washington Intl. Thurgood Marshall to George Bush Intercontinental, returning Sun, Sep 21, priced at $116 found 3 days ago

Sat, Sep 20 - Sun, Sep 21

BWI

Baltimore Washington Intl. Thurgood Marshall

IAH

George Bush Intercontinental

$124 Roundtrip, found 3 days ago

$124

Roundtrip

found 3 days ago

Select Spirit Airlines flight, departing Sat, Sep 20 from Baltimore Washington Intl. Thurgood Marshall to George Bush Intercontinental, returning Sun, Sep 21, priced at $124 found 3 days ago

Thu, Aug 14 - Fri, Aug 22

BWI

Baltimore Washington Intl. Thurgood Marshall

IAH

George Bush Intercontinental

$125 Roundtrip, found 4 days ago

$125

Roundtrip

found 4 days ago

Select Spirit Airlines flight, departing Thu, Aug 14 from Baltimore Washington Intl. Thurgood Marshall to George Bush Intercontinental, returning Fri, Aug 22, priced at $125 found 4 days ago

Fri, Aug 15 - Sat, Aug 23

BWI

Baltimore Washington Intl. Thurgood Marshall

IAH

George Bush Intercontinental

$126 Roundtrip, found 21 hours ago

$126

Roundtrip

found 21 hours ago

Select Spirit Airlines flight, departing Fri, Aug 15 from Baltimore Washington Intl. Thurgood Marshall to George Bush Intercontinental, returning Sat, Aug 23, priced at $126 found 21 hours ago

Fri, Aug 15 - Sat, Aug 23

BWI

Baltimore Washington Intl. Thurgood Marshall

IAH

George Bush Intercontinental

$131 Roundtrip, found 21 hours ago

$131

Roundtrip

found 21 hours ago

Select Spirit Airlines flight, departing Fri, Aug 15 from Baltimore Washington Intl. Thurgood Marshall to George Bush Intercontinental, returning Sat, Aug 23, priced at $131 found 21 hours ago

Sat, Sep 20 - Sun, Sep 21

BWI

Baltimore Washington Intl. Thurgood Marshall

IAH

George Bush Intercontinental

$135 Roundtrip, found 3 days ago

$135

Roundtrip

found 3 days ago

Select Spirit Airlines flight, departing Sat, Sep 20 from Baltimore Washington Intl. Thurgood Marshall to George Bush Intercontinental, returning Sun, Sep 21, priced at $135 found 3 days ago

Fri, Aug 15 - Sat, Aug 23

BWI

Baltimore Washington Intl. Thurgood Marshall

IAH

George Bush Intercontinental

$139 Roundtrip, found 21 hours ago

$139

Roundtrip

found 21 hours ago

Select Spirit Airlines flight, departing Fri, Aug 15 from Baltimore Washington Intl. Thurgood Marshall to George Bush Intercontinental, returning Sat, Aug 23, priced at $139 found 21 hours ago

Sat, Sep 20 - Sun, Sep 21

BWI

Baltimore Washington Intl. Thurgood Marshall

IAH

George Bush Intercontinental

$143 Roundtrip, found 3 days ago

$143

Roundtrip

found 3 days ago

Select Spirit Airlines flight, departing Sat, Sep 20 from Baltimore Washington Intl. Thurgood Marshall to George Bush Intercontinental, returning Sun, Sep 21, priced at $143 found 3 days ago

Thu, Aug 21 - Mon, Aug 25

BWI

Baltimore Washington Intl. Thurgood Marshall

IAH

George Bush Intercontinental

$144 Roundtrip, found 6 days ago

$144

Roundtrip

found 6 days ago

Select United flight, departing Thu, Aug 21 from Baltimore Washington Intl. Thurgood Marshall to George Bush Intercontinental, returning Mon, Aug 25, priced at $144 found 6 days ago

Thu, Aug 21 - Mon, Aug 25

DCA

Ronald Reagan Washington National

IAH

George Bush Intercontinental

$177 Roundtrip, found 6 days ago

$177

Roundtrip

found 6 days ago

Select United flight, departing Thu, Aug 21 from Ronald Reagan Washington National to George Bush Intercontinental, returning Mon, Aug 25, priced at $177 found 6 days ago

Thu, Aug 21 - Mon, Aug 25

BWI

Baltimore Washington Intl. Thurgood Marshall

HOU

William P. Hobby

$197 Roundtrip, found 6 days ago

$197

Roundtrip

found 6 days ago

Select American Airlines flight, departing Thu, Aug 21 from Baltimore Washington Intl. Thurgood Marshall to William P. Hobby, returning Mon, Aug 25, priced at $197 found 6 days ago

Thu, Aug 21 - Mon, Aug 25

BWI

Baltimore Washington Intl. Thurgood Marshall

IAH

George Bush Intercontinental

$197 Roundtrip, found 6 days ago

$197

Roundtrip

found 6 days ago

Select American Airlines flight, departing Thu, Aug 21 from Baltimore Washington Intl. Thurgood Marshall to George Bush Intercontinental, returning Mon, Aug 25, priced at $197 found 6 days ago

Mon, Aug 18 - Thu, Aug 21

DCA

Ronald Reagan Washington National

IAH

George Bush Intercontinental

$237 Roundtrip, found 2 days ago

$237

Roundtrip

found 2 days ago

Select Delta flight, departing Mon, Aug 18 from Ronald Reagan Washington National to George Bush Intercontinental, returning Thu, Aug 21, priced at $237 found 2 days ago

Thu, Aug 21 - Mon, Aug 25

DCA

Ronald Reagan Washington National

HOU

William P. Hobby

$278 Roundtrip, found 6 days ago

$278

Roundtrip

found 6 days ago

Select Delta flight, departing Thu, Aug 21 from Ronald Reagan Washington National to William P. Hobby, returning Mon, Aug 25, priced at $278 found 6 days ago

Tue, Jul 29 - Wed, Jul 30

BWI

Baltimore Washington Intl. Thurgood Marshall

IAH

George Bush Intercontinental

$304 Roundtrip, found 1 day ago

$304

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Tue, Jul 29 from Baltimore Washington Intl. Thurgood Marshall to George Bush Intercontinental, returning Wed, Jul 30, priced at $304 found 1 day ago

Mon, Aug 4 - Fri, Aug 8

IAD

Washington Dulles Intl.

IAH

George Bush Intercontinental

$306 Roundtrip, found 7 hours ago

$306

Roundtrip

found 7 hours ago

Select Frontier Airlines flight, departing Mon, Aug 4 from Washington Dulles Intl. to George Bush Intercontinental, returning Fri, Aug 8, priced at $306 found 7 hours ago

Thu, Aug 21 - Mon, Aug 25

DCA

Ronald Reagan Washington National

IAH

George Bush Intercontinental

$327 Roundtrip, found 6 days ago

$327

Roundtrip

found 6 days ago

Select JetBlue Airways flight, departing Thu, Aug 21 from Ronald Reagan Washington National to George Bush Intercontinental, returning Mon, Aug 25, priced at $327 found 6 days ago

Sun, Aug 3 - Sat, Aug 9

IAD

Washington Dulles Intl.

HOU

William P. Hobby

$479 Roundtrip, found 7 hours ago

$479

Roundtrip

found 7 hours ago

Select Delta flight, departing Sun, Aug 3 from Washington Dulles Intl. to William P. Hobby, returning Sat, Aug 9, priced at $479 found 7 hours ago