Other Options for This Route
Washington, D.C. (DCA) to Houston (IAH) in October from $353
From $353
Washington, D.C. (DCA) to Houston (IAH) in February from $149
From $149
Washington, D.C. (DCA) to Houston (IAH) in March from $220
From $220
Washington, D.C. (DCA) to Houston (IAH) in May from $370
From $370
Washington, D.C. (DCA) to Houston (IAH) in June from $292
From $292
Washington, D.C. (DCA) to Houston (IAH) in July from $178
From $178
