฿7,390 Cheap Flights from Houston (IAH) to Washington (IAD)

View ฿7,390 flight on Thu, 9 Apr 2026Opens in a new window

Popular airlines from George Bush Intercontinental Airport (IAH) to Washington Dulles International Airport (IAD)

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

Prices were available within the past 7 days and start at ฿7,390 for one-way flights and ฿13,945 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Thu, 9 Apr - Mon, 13 Apr
IAH
Houston
IAD
Washington
฿13,945 Return, found 14 hours ago
฿13,945
Return
found 14 hours ago
Select Delta flight, departing Thu, 9 Apr from Houston to Washington, returning Mon, 13 Apr, priced at ฿13,945 found 14 hours ago
American Airlines
Thu, 9 Apr - Mon, 13 Apr
IAH
Houston
IAD
Washington
฿14,710 Return, found 14 hours ago
฿14,710
Return
found 14 hours ago
Select American Airlines flight, departing Thu, 9 Apr from Houston to Washington, returning Mon, 13 Apr, priced at ฿14,710 found 14 hours ago
United
Thu, 9 Apr - Mon, 13 Apr
IAH
Houston
IAD
Washington
฿14,715 Return, found 14 hours ago
฿14,715
Return
found 14 hours ago
Select United flight, departing Thu, 9 Apr from Houston to Washington, returning Mon, 13 Apr, priced at ฿14,715 found 14 hours ago
Delta
Thu, 9 Apr - Mon, 13 Apr
IAH
Houston
IAD
Washington
฿14,780 Return, found 14 hours ago
฿14,780
Return
found 14 hours ago
Select Delta flight, departing Thu, 9 Apr from Houston to Washington, returning Mon, 13 Apr, priced at ฿14,780 found 14 hours ago
American Airlines
Thu, 9 Apr - Mon, 13 Apr
IAH
Houston
IAD
Washington
฿15,355 Return, found 14 hours ago
฿15,355
Return
found 14 hours ago
Select American Airlines flight, departing Thu, 9 Apr from Houston to Washington, returning Mon, 13 Apr, priced at ฿15,355 found 14 hours ago
Delta
Thu, 9 Apr - Mon, 13 Apr
IAH
Houston
IAD
Washington
฿15,360 Return, found 14 hours ago
฿15,360
Return
found 14 hours ago
Select Delta flight, departing Thu, 9 Apr from Houston to Washington, returning Mon, 13 Apr, priced at ฿15,360 found 14 hours ago
Delta
Thu, 9 Apr - Mon, 13 Apr
IAH
Houston
IAD
Washington
฿15,675 Return, found 14 hours ago
฿15,675
Return
found 14 hours ago
Select Delta flight, departing Thu, 9 Apr from Houston to Washington, returning Mon, 13 Apr, priced at ฿15,675 found 14 hours ago
American Airlines
Thu, 9 Apr - Mon, 13 Apr
IAH
Houston
IAD
Washington
฿15,925 Return, found 14 hours ago
฿15,925
Return
found 14 hours ago
Select American Airlines flight, departing Thu, 9 Apr from Houston to Washington, returning Mon, 13 Apr, priced at ฿15,925 found 14 hours ago
United
Thu, 9 Apr - Mon, 13 Apr
IAH
Houston
IAD
Washington
฿15,935 Return, found 14 hours ago
฿15,935
Return
found 14 hours ago
Select United flight, departing Thu, 9 Apr from Houston to Washington, returning Mon, 13 Apr, priced at ฿15,935 found 14 hours ago
American Airlines
Thu, 9 Apr - Mon, 13 Apr
IAH
Houston
IAD
Washington
฿16,250 Return, found 14 hours ago
฿16,250
Return
found 14 hours ago
Select American Airlines flight, departing Thu, 9 Apr from Houston to Washington, returning Mon, 13 Apr, priced at ฿16,250 found 14 hours ago

Find the cheapest month to fly from Houston (IAH) to Washington (IAD)

January is typically the cheapest month to fly

From ฿3,550 - ฿10,152 per traveller.

Frequently asked questions

How much is a flight from Houston Airport to IAD?
Start packing your bags, because round-trip flights between George Bush Intercontinental Airport (IAH) and IAD start from ฿13,945. That's based on fares listed within the last 7 days on Expedia for flights departing within the next year. Prices can increase quickly, so book now to nab the best deal. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from IAH to IAD?
Most flights can be cancelled online, but each air carrier has its own set of terms and conditions. If you do need to cancel your flight, go to our Customer Service Portal and follow the instructions.
How do I find cheap flights from Houston Airport to IAD 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 Washington Dulles Intl. Airport (IAD) flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Houston Airport to Washington Dulles Intl. Airport (IAD)?
It's around 1,900 kilometres between Houston Airport and Washington Dulles Intl. Airport (IAD), so expect to be in your seat for a while. Keep yourself occupied by packing things like your e-reader or the latest bestseller.
Which airlines fly direct from Houston Airport to Washington Dulles Intl. Airport (IAD)?
Flying directly from Houston Airport to IAD is simple with United Airlines (UA). This popular carrier offers 121 flights each month.
Are George Bush Intercontinental Airport (IAH) to Dulles Intl. Airport flight tickets cheaper when they're purchased at the last minute?
It is possible to nab an awesome last-minute deal from Houston Airport to IAD, but it's also possible to miss out entirely! As many airlines release seats up to 12 months in advance, it's worthwhile 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 regularly, so you can be sure you're always seeing the latest offers.

Travel information

Origin airport
George Bush Intercontinental
Destination airport
Washington Dulles Intl.
Return price
฿13,945
Distance
1903 km
Average flight time
5 hours 41 mins

Book with confidence

Perfect flights from Houston to Washington

Embark on an unforgettable journey without breaking the bank with Expedia's incredible deals on cheap flights from Houston to Washington. Whether you're aching for a romantic escape with your partner, craving an adventurous solo expedition, or yearning to immerse yourself in the local history and culture, we've got you covered.
 
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 Washington Dulles Intl. ticket options cater to your travel preferences, with incredible one-way fares from ฿7,390 and roundtrip prices from ฿13,945. 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.
 
But the magic doesn't stop there. Expedia offers a range of partner services to enhance your trip. Rent a car at Washington Dulles Intl. and explore and its surrounding areas at your own pace. Discover hidden gems off the beaten path, and create unforgettable memories. We also provide a handpicked selection of accommodations, from charming bed and breakfasts to luxury hotels, ensuring that you have a comfortable and memorable stay.
 
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.
Perfect flights from Houston to Washington
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