Cheap flights from Houston to Washington DC
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Check our current prices for flights from Houston to Washington DC. Please note that we also give you historical search data for this city connection. These are all airfares that people found in the past, in order to find more current flight information from Houston to Washington DC, you will need to run a search below.
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Cheap Washington DC airfares from $125/RT are provided by Cheapoair.com. Outbound flight is leaving on 03/12/2025, 10:00 pm from Houston Intercont (IAH) airport and arrives at Reagan National (DCA) at 12:03 pm. The flight time is 14 hours and 3 minutes. The Returning flight departes on 03/19/2025, 01:45 pm (other return dates are also available). Date posted: 26 Jan 2025
Price evolution for flights From Houston To Washington DC

Recent Deals on Flights from Houston to Washington DC:Roundtrip / Oneway
- $125
Multiple Airlines
cheapoair.com check priceFrom To Departure Time Houston, TX (IAH) Washington DC, DC (DCA) 03/12/2025 10:00 pm Washington DC, DC (DCA) Houston, TX (IAH) 03/19/2025 01:45 pm - $145
Multiple Airlines
cheapoair.com check priceFrom To Departure Time Houston, TX (HOU) Washington DC, DC (DCA) 03/12/2025 10:36 am Washington DC, DC (DCA) Houston, TX (HOU) 03/19/2025 01:45 pm - $220
Frontier Airlines
cheapoair.com check priceFrom To Departure Time Houston, TX (IAH) Washington DC, DC (DCA) 03/12/2025 10:00 pm Washington DC, DC (DCA) Houston, TX (IAH) 03/19/2025 07:00 am - $240
Frontier Airlines
cheapoair.com check priceFrom To Departure Time Houston, TX (HOU) Washington DC, DC (DCA) 03/12/2025 10:36 am Washington DC, DC (DCA) Houston, TX (HOU) 03/19/2025 07:00 am - $533
Multiple Airlines
cheapoair.com check priceFrom To Departure Time Houston, TX (IAH) Washington DC, DC (DCA) 04/06/2025 10:17 pm Washington DC, DC (DCA) Houston, TX (IAH) 04/12/2025 06:30 am - $486
Frontier Airlines
cheapoair.com check priceFrom To Departure Time Houston, TX (IAH) Washington DC, DC (DCA) 03/08/2025 10:00 pm
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