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

Flight 1

Popular airlines from Houston William Hobby Airport (HOU) to Washington Dulles International Airport (IAD)

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Frequently asked questions

How much is a flight from William P. Hobby Airport (HOU) to Washington Dulles Intl. Airport (IAD)?
If you're planning on travelling from William P. Hobby Airport (HOU) to IAD, round-trip journeys start from . This price is based on airfares available within the last 7 days on Expedia for flights departing within the next year, so don't hang around. Book now and save yourself money and time. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from HOU to Washington Dulles Intl. Airport (IAD)?
The majority of flights can be cancelled online, but every air carrier has its own set of terms and conditions. If you do have to cancel your flight, go to our Customer Service Portal and follow the instructions.
How do I find cheap flights from William P. Hobby 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 William P. Hobby Airport to Dulles Intl. Airport flights, you'll see a "no change fees" filter for you to select.
How far is the flight from William P. Hobby Airport to Washington Dulles Intl. Airport (IAD)?
It's around 1,950 kilometres between Houston and Chantilly, so you'll be in your seat for a while. Keep yourself entertained with things like crossword puzzles or a thrilling novel.
Which airlines fly direct from William P. Hobby Airport to Dulles Intl. Airport?
You won't find any airlines operating directly between HOU and Washington Dulles Intl. Airport (IAD), so be prepared to make at least one stop on your journey. A layover, whether short or long, can be a good way to break up a trip!
Are HOU to IAD flight tickets cheaper when they're purchased at the last minute?
Booking last minute from William P. Hobby Airport to IAD can be hit-or-miss. It is possible to find a bargain, but you could also completely miss out! If you'd rather start planning your trip ahead of time, Expedia compares flight deals up to a year in advance. Just keep in mind that not all airlines publish their prices so far in advance. Our advice? Check back often as updates are made frequently.

Travel information

Origin airport
William P. Hobby
Destination airport
Washington Dulles Intl.
Distance
1919 km
*Available to Expedia members.