NZ$197 Cheap Flights Houston to Washington (IAH-DCA)

View NZ$197 flight on Wed, 10 Sep. 2025Opens in a new window

Popular airlines from George Bush Intercontinental Airport (IAH) to Ronald Reagan National Airport (DCA)

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Cheap Flights from Houston (IAH) to Washington (DCA)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Thu, 25 Sep. - Thu, 2 Oct.
IAH
Houston
DCA
Washington
NZ$486 Return, found 3 days ago
NZ$486
Return
found 3 days ago
Select Delta flight, departing Thu, 25 Sep. from Houston to Washington, returning Thu, 2 Oct., priced at NZ$486 found 3 days ago
American Airlines
Thu, 25 Sep. - Thu, 2 Oct.
IAH
Houston
DCA
Washington
NZ$521 Return, found 3 days ago
NZ$521
Return
found 3 days ago
Select American Airlines flight, departing Thu, 25 Sep. from Houston to Washington, returning Thu, 2 Oct., priced at NZ$521 found 3 days ago
Delta
Thu, 25 Sep. - Thu, 2 Oct.
IAH
Houston
DCA
Washington
NZ$528 Return, found 3 days ago
NZ$528
Return
found 3 days ago
Select Delta flight, departing Thu, 25 Sep. from Houston to Washington, returning Thu, 2 Oct., priced at NZ$528 found 3 days ago
American Airlines
Thu, 25 Sep. - Thu, 2 Oct.
IAH
Houston
DCA
Washington
NZ$537 Return, found 3 days ago
NZ$537
Return
found 3 days ago
Select American Airlines flight, departing Thu, 25 Sep. from Houston to Washington, returning Thu, 2 Oct., priced at NZ$537 found 3 days ago
American Airlines
Thu, 25 Sep. - Thu, 2 Oct.
IAH
Houston
DCA
Washington
NZ$604 Return, found 3 days ago
NZ$604
Return
found 3 days ago
Select American Airlines flight, departing Thu, 25 Sep. from Houston to Washington, returning Thu, 2 Oct., priced at NZ$604 found 3 days ago
Delta
Thu, 25 Sep. - Thu, 2 Oct.
IAH
Houston
DCA
Washington
NZ$611 Return, found 3 days ago
NZ$611
Return
found 3 days ago
Select Delta flight, departing Thu, 25 Sep. from Houston to Washington, returning Thu, 2 Oct., priced at NZ$611 found 3 days ago
American Airlines
Thu, 25 Sep. - Thu, 2 Oct.
IAH
Houston
DCA
Washington
NZ$620 Return, found 3 days ago
NZ$620
Return
found 3 days ago
Select American Airlines flight, departing Thu, 25 Sep. from Houston to Washington, returning Thu, 2 Oct., priced at NZ$620 found 3 days ago
Delta
Thu, 25 Sep. - Thu, 2 Oct.
IAH
Houston
DCA
Washington
NZ$653 Return, found 3 days ago
NZ$653
Return
found 3 days ago
Select Delta flight, departing Thu, 25 Sep. from Houston to Washington, returning Thu, 2 Oct., priced at NZ$653 found 3 days ago
Delta
Thu, 25 Sep. - Thu, 2 Oct.
IAH
Houston
DCA
Washington
NZ$713 Return, found 3 days ago
NZ$713
Return
found 3 days ago
Select Delta flight, departing Thu, 25 Sep. from Houston to Washington, returning Thu, 2 Oct., priced at NZ$713 found 3 days ago
United
Tue, 26 Aug. - Fri, 29 Aug.
IAH
Houston
DCA
Washington
NZ$971 Return, found 2 days ago
NZ$971
Return
found 2 days ago
Select United flight, departing Tue, 26 Aug. from Houston to Washington, returning Fri, 29 Aug., priced at NZ$971 found 2 days ago
Flight from Houston to Washington route information
Origin airport
George Bush Intercontinental
Destination airport
Ronald Reagan Washington National
Return price
NZ$486
Distance
1929 km
Average flight time
4 hours 38 mins

Perfect flights from Houston to Washington

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Picture yourself strolling through the streets of , surrounded by breathtaking architecture and absorbing the vibrant atmosphere of this captivating city. Indulge in the mouth-watering local specialties, from tantalizing street food to exquisite fine dining. With Expedia, you can experience all of this and more, without sacrificing your budget.
 
Our flexible George Bush Intercontinental to Ronald Reagan Washington National ticket options cater to your travel preferences, with incredible one-way fares from NZ$197 and roundtrip prices from NZ$486. Whether you're planning a short city break or a longer adventure, our dynamic pricing ensures that you find the best deals for your journey.
 
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Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support are designed to make your travel experience seamless and stress-free. So, why wait? Book your to travel arrangements today and embark on the journey of a lifetime in Washington.

Frequently asked questions

How much is a flight from Houston Airport to National Airport?
The lowest price advertised for a round-trip flight between IAH and DCA is NZ$486. But you better move fast. This price is based on fares quoted within the last 7 days on Expedia for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from George Bush Intercontinental Airport (IAH) to Ronald Reagan Washington National Airport (DCA)?
The majority of flights can be cancelled online, but each airline has its own terms and conditions. If you do need to cancel your flight, visit our Customer Service Portal and follow the instructions.
How do I find cheap flights from Houston Airport to DCA that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for George Bush Intercontinental Airport (IAH) to National Airport flights, you'll see a "no change fees" filter for you to select.
How far is the flight from IAH to Ronald Reagan Washington National Airport (DCA)?
The flight distance from Houston Airport to Ronald Reagan Washington National Airport (DCA) is 1 950 kilometres. Pack yourself a drink, some snacks and an interesting book to read. Keep yourself entertained and the time will fly by.
Which airlines fly direct from IAH to DCA?
Flying straight from IAH to Ronald Reagan Washington National Airport (DCA) is simple with United Airlines (UA). This popular airline operates 208 flights every month.
Are Houston Airport to Ronald Reagan Washington National Airport (DCA) flight tickets cheaper when they're purchased at the last minute?
It is possible to pick up great last-minute deals from Houston Airport to DCA, but there's no guarantee. As many airlines advertise prices up to 12 months in advance, it's worth keeping an eye on fares early and being ready to book when you spot a bargain. Expedia compares air carrier prices and updates flight deals all the time, so you can feel confident knowing you're always seeing the latest offers.

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