€158 Cheap Flights Washington to Houston (IAD-HOU)

View €158 flight on Sat, 16 May 2026Opens in a new window

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

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Cheap flights from Washington to Houston (IAD-HOU)

Prices were available within the past 7 days and start at €158 for one-way flights and €300 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Thu, 30 Apr - Mon, 4 May
IAD
Washington
HOU
Houston
€300 Return, found 2 days ago
€300
Return
found 2 days ago
Select Delta flight, departing Thu, 30 Apr from Washington to Houston, returning Mon, 4 May, priced at €300 found 2 days ago
Delta
Sun, 10 May - Wed, 13 May
IAD
Washington
HOU
Houston
€418 Return, found 4 days ago
€418
Return
found 4 days ago
Select Delta flight, departing Sun, 10 May from Washington to Houston, returning Wed, 13 May, priced at €418 found 4 days ago
American Airlines
Sun, 10 May - Wed, 13 May
IAD
Washington
HOU
Houston
€427 Return, found 4 days ago
€427
Return
found 4 days ago
Select American Airlines flight, departing Sun, 10 May from Washington to Houston, returning Wed, 13 May, priced at €427 found 4 days ago
Delta
Sun, 10 May - Wed, 13 May
IAD
Washington
HOU
Houston
€443 Return, found 4 days ago
€443
Return
found 4 days ago
Select Delta flight, departing Sun, 10 May from Washington to Houston, returning Wed, 13 May, priced at €443 found 4 days ago

Frequently asked questions

How much is a flight from Washington Dulles Intl. Airport (IAD) to William P. Hobby Airport?
Based on airfares listed within the last 7 days on Expedia for flights departing within the next year, round-trip journeys from IAD to William P. Hobby Airport (HOU) start from €300. Make your booking ASAP to get the best price for your trip. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Dulles Intl. Airport to HOU?
Most flights can be conveniently cancelled online, but whether you are charged a fee differs between airlines. If you do have to cancel your getaway, follow the instructions in the Customer Service Portal.
How do I find cheap flights from Washington Dulles Intl. Airport (IAD) to William P. Hobby Airport 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 Washington Dulles Intl. Airport (IAD) to HOU flights, you'll see a "no change fees" filter for you to select.
How many hours is the flight from Dulles Intl. Airport to William P. Hobby Airport?
It takes roughly 4 hours and 46 minutes to fly from IAD (IAD) to HOU (HOU). But with your favourite playlist and an interesting book, the time will go by quicker.
How far is the flight from Dulles Intl. Airport to William P. Hobby Airport (HOU)?
It's around 1,950 kilometres between IAD and HOU, so you'll be up in the air for a while. Keep yourself entertained with things like playing cards (if you're travelling with friends) or a thrilling novel.
Which airlines fly direct from Washington Dulles Intl. Airport (IAD) to William P. Hobby Airport?
At present, no airlines offer direct flights from IAD to William P. Hobby Airport (HOU). You'll have to book a flight with one or more stops. To score the best price and connections, lock in your airfare well in advance.
Are Washington Dulles Intl. Airport (IAD) to William P. Hobby Airport flight tickets cheaper when they're purchased at the last minute?
Last-minute planners can occasionally pick up a bargain, with some super cheap airfares from Washington Dulles Intl. Airport (IAD) to William P. Hobby Airport popping up a few weeks prior to the departure date. If you'd rather plan ahead, Expedia compares and updates the best flight deals frequently — as early as 12 months in advance in some cases. It depends on the carrier though, as not every airline advertises prices so far in advance.

Travel information

Origin airport
Washington Dulles Intl.
Destination airport
William P. Hobby
Return price
€299
Distance
1919 km

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