RM655 Cheap Flights from Houston (IAH) to Washington (IAD)

View RM655 flight on Tue, 9 Dec 2025Opens in a new window

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

  • notification illustration

    Be in the know

    Get alerts if flight prices drop or rise*
  • deals illustration

    Book smarter

    Save up to 30% on select hotels after you book a flight*
  • trophy illustration

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheap Flights from Houston to Washington (IAH-IAD)

Prices were available within the past 7 days and start at RM655 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

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

November is typically the cheapest month to fly

From RM 495 - RM 2,070 per traveller.

Travel information

Origin airport
George Bush Intercontinental
Destination airport
Washington Dulles Intl.
Distance
1903 km
Average flight time
5 hours 2 mins

Book with confidence

Perfect flights from Houston to Washington

Your Journey from Houston to Washington

Start your unforgettable journey with Expedia. Our broad selection of flights from Houston to Washington caters to every travel need. Whether you're yearning for a romantic escape, a solo adventure, or a cultural immersion, we've got you covered.
 

Choosing Your Ideal Flight

With Expedia, you have access to a wide range of airlines, including Delta, United. Our selection of flights from George Bush Intercontinental to Washington Dulles Intl. caters to every traveler's requirements, ensuring your journey aligns with your schedule. With options from 8 airlines, you're bound to find the perfect flight.
 

Maximizing Value with Houston to Washington Flights

Experience the joy of finding cheap flights from George Bush Intercontinental to Washington Dulles Intl. that fit your budget. Keep an eye out for our special deals and discounts, and check our flexible one-way fares from RM655 and roundtrip prices *.
 

Pre-Flight Essentials

Ensure a smooth journey from Houston to Washington with Expedia. From information about check-in times and in-flight amenities to guidance on baggage policies, we provide all the essentials to prepare you for your flight.
 

Experience the Vibrant Washington

Picture yourself stepping off the plane in Washington and immersing yourself in the unique atmosphere of . From local markets to cultural festivals, each city offers its distinct charm. Make the most of your trip by exploring local attractions and indulging in the local cuisine. With Expedia, explore all this and more, tailored to your budget.
 

Added Convenience on Your Houston to Washington Flight

Traveling with Expedia is more than just a flight. We offer details about in-flight amenities, baggage policies, and more to ensure a smooth and hassle-free journey. Choose from our variety of airlines and embark on a memorable journey from Houston to Washington.
 

Beyond the Flight – Exploring Washington

With Expedia, your adventure extends beyond the flight. Explore Washington at your own pace by renting a car or booking a hotel. Discover hidden gems off the beaten path and create unforgettable memories.
 

Book Your Flight from Houston to Washington with Confidence

Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support make your travel experience seamless and stress-free. Embark on your journey from Houston to Washington with confidence. Book your travel arrangements with Expedia today.
 
*Note: Prices may vary based on availability and are subject to change.
Perfect flights from Houston to Washington

Explore a world of travel with Expedia

*Available to Expedia members.