Flights from Washington to South 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.

Tue, Sep 16 - Sat, Sep 20

BWI

Baltimore Washington Intl. Thurgood Marshall

IAH

George Bush Intercontinental

$108 Roundtrip, found 17 hours ago

$108

Roundtrip

found 17 hours ago

Select Spirit Airlines flight, departing Tue, Sep 16 from Baltimore Washington Intl. Thurgood Marshall to George Bush Intercontinental, returning Sat, Sep 20, priced at $108 found 17 hours ago

Mon, Sep 15 - Sat, Sep 20

BWI

Baltimore Washington Intl. Thurgood Marshall

IAH

George Bush Intercontinental

$123 Roundtrip, found 17 hours ago

$123

Roundtrip

found 17 hours ago

Select Spirit Airlines flight, departing Mon, Sep 15 from Baltimore Washington Intl. Thurgood Marshall to George Bush Intercontinental, returning Sat, Sep 20, priced at $123 found 17 hours ago

Mon, Sep 15 - Thu, Sep 18

BWI

Baltimore Washington Intl. Thurgood Marshall

IAH

George Bush Intercontinental

$138 Roundtrip, found 17 hours ago

$138

Roundtrip

found 17 hours ago

Select Spirit Airlines flight, departing Mon, Sep 15 from Baltimore Washington Intl. Thurgood Marshall to George Bush Intercontinental, returning Thu, Sep 18, priced at $138 found 17 hours ago

Thu, Feb 19 - Sat, Feb 28

DCA

Ronald Reagan Washington National

IAH

George Bush Intercontinental

$269 Roundtrip, found 2 days ago

$269

Roundtrip

found 2 days ago

Select American Airlines flight, departing Thu, Feb 19 from Ronald Reagan Washington National to George Bush Intercontinental, returning Sat, Feb 28, priced at $269 found 2 days ago

Thu, Feb 19 - Sat, Feb 28

DCA

Ronald Reagan Washington National

IAH

George Bush Intercontinental

$279 Roundtrip, found 2 days ago

$279

Roundtrip

found 2 days ago

Select Delta flight, departing Thu, Feb 19 from Ronald Reagan Washington National to George Bush Intercontinental, returning Sat, Feb 28, priced at $279 found 2 days ago

Thu, Feb 19 - Sat, Feb 28

DCA

Ronald Reagan Washington National

IAH

George Bush Intercontinental

$289 Roundtrip, found 2 days ago

$289

Roundtrip

found 2 days ago

Select United flight, departing Thu, Feb 19 from Ronald Reagan Washington National to George Bush Intercontinental, returning Sat, Feb 28, priced at $289 found 2 days ago

Thu, Feb 19 - Sat, Feb 28

DCA

Ronald Reagan Washington National

IAH

George Bush Intercontinental

$303 Roundtrip, found 2 days ago

$303

Roundtrip

found 2 days ago

Select United flight, departing Thu, Feb 19 from Ronald Reagan Washington National to George Bush Intercontinental, returning Sat, Feb 28, priced at $303 found 2 days ago

Thu, Feb 19 - Sat, Feb 28

DCA

Ronald Reagan Washington National

IAH

George Bush Intercontinental

$308 Roundtrip, found 2 days ago

$308

Roundtrip

found 2 days ago

Select United flight, departing Thu, Feb 19 from Ronald Reagan Washington National to George Bush Intercontinental, returning Sat, Feb 28, priced at $308 found 2 days ago

Thu, Feb 19 - Sat, Feb 28

DCA

Ronald Reagan Washington National

IAH

George Bush Intercontinental

$309 Roundtrip, found 2 days ago

$309

Roundtrip

found 2 days ago

Select American Airlines flight, departing Thu, Feb 19 from Ronald Reagan Washington National to George Bush Intercontinental, returning Sat, Feb 28, priced at $309 found 2 days ago

Wed, Jun 18 - Fri, Jun 20

IAD

Washington Dulles Intl.

IAH

George Bush Intercontinental

$349 Roundtrip, found 5 days ago

$349

Roundtrip

found 5 days ago

Select Frontier Airlines flight, departing Wed, Jun 18 from Washington Dulles Intl. to George Bush Intercontinental, returning Fri, Jun 20, priced at $349 found 5 days ago

Thu, Feb 19 - Sat, Feb 28

DCA

Ronald Reagan Washington National

HOU

William P. Hobby

$354 Roundtrip, found 2 days ago

$354

Roundtrip

found 2 days ago

Select Delta flight, departing Thu, Feb 19 from Ronald Reagan Washington National to William P. Hobby, returning Sat, Feb 28, priced at $354 found 2 days ago

Sun, Jun 15 - Tue, Jun 17

IAD

Washington Dulles Intl.

IAH

George Bush Intercontinental

$366 Roundtrip, found 5 days ago

$366

Roundtrip

found 5 days ago

Select Frontier Airlines flight, departing Sun, Jun 15 from Washington Dulles Intl. to George Bush Intercontinental, returning Tue, Jun 17, priced at $366 found 5 days ago

Sun, Jun 15 - Thu, Jun 19

IAD

Washington Dulles Intl.

IAH

George Bush Intercontinental

$369 Roundtrip, found 5 days ago

$369

Roundtrip

found 5 days ago

Select Frontier Airlines flight, departing Sun, Jun 15 from Washington Dulles Intl. to George Bush Intercontinental, returning Thu, Jun 19, priced at $369 found 5 days ago

Thu, Jun 19 - Fri, Jun 20

IAD

Washington Dulles Intl.

IAH

George Bush Intercontinental

$372 Roundtrip, found 5 days ago

$372

Roundtrip

found 5 days ago

Select Frontier Airlines flight, departing Thu, Jun 19 from Washington Dulles Intl. to George Bush Intercontinental, returning Fri, Jun 20, priced at $372 found 5 days ago

Thu, Feb 19 - Sat, Feb 28

DCA

Ronald Reagan Washington National

HOU

William P. Hobby

$388 Roundtrip, found 2 days ago

$388

Roundtrip

found 2 days ago

Select Delta flight, departing Thu, Feb 19 from Ronald Reagan Washington National to William P. Hobby, returning Sat, Feb 28, priced at $388 found 2 days ago

Wed, Jun 18 - Wed, Jun 18

IAD

Washington Dulles Intl.

IAH

George Bush Intercontinental

$399 Roundtrip, found 5 days ago

$399

Roundtrip

found 5 days ago

Select Frontier Airlines flight, departing Wed, Jun 18 from Washington Dulles Intl. to George Bush Intercontinental, returning Wed, Jun 18, priced at $399 found 5 days ago

Sat, Jun 21 - Mon, Jun 23

IAD

Washington Dulles Intl.

IAH

George Bush Intercontinental

$401 Roundtrip, found 5 days ago

$401

Roundtrip

found 5 days ago

Select Frontier Airlines flight, departing Sat, Jun 21 from Washington Dulles Intl. to George Bush Intercontinental, returning Mon, Jun 23, priced at $401 found 5 days ago

Fri, Jun 20 - Sat, Jun 21

IAD

Washington Dulles Intl.

IAH

George Bush Intercontinental

$402 Roundtrip, found 5 days ago

$402

Roundtrip

found 5 days ago

Select Frontier Airlines flight, departing Fri, Jun 20 from Washington Dulles Intl. to George Bush Intercontinental, returning Sat, Jun 21, priced at $402 found 5 days ago

Sat, Jun 21 - Mon, Jun 23

IAD

Washington Dulles Intl.

IAH

George Bush Intercontinental

$409 Roundtrip, found 5 days ago

$409

Roundtrip

found 5 days ago

Select Frontier Airlines flight, departing Sat, Jun 21 from Washington Dulles Intl. to George Bush Intercontinental, returning Mon, Jun 23, priced at $409 found 5 days ago

Sat, Jun 21 - Mon, Jun 23

IAD

Washington Dulles Intl.

HOU

William P. Hobby

$549 Roundtrip, found 5 days ago

$549

Roundtrip

found 5 days ago

Select American Airlines flight, departing Sat, Jun 21 from Washington Dulles Intl. to William P. Hobby, returning Mon, Jun 23, priced at $549 found 5 days ago