￥23,830 Cheap Flights from Washington (IAD) to Houston (HOU)

View ￥23,830 flight on Tue, Feb 24, 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 ￥23,830 for one-way flights and ￥58,520 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Tue, Mar 17 - Sat, Mar 21
IAD
Washington
HOU
Houston
￥58,520 Roundtrip, found 2 days ago
￥58,520
Roundtrip
found 2 days ago
Select Delta flight, departing Tue, Mar 17 from Washington to Houston, returning Sat, Mar 21, priced at ￥58,520 found 2 days ago

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

November is typically the cheapest month to fly

From ￥18,661 - ￥66,855 per traveler.
Flights from Washington (IAD) to Houston (HOU)
Origin airport
Washington Dulles Intl.
Destination airport
William P. Hobby
Roundtrip price
￥58,520
Distance
1919 km

Washington to Houston Flights

Sometimes you just need to get out of town or maybe you’re looking for a change of scenery. Regardless of the reason, a flight from Washington to will do just the trick! Go on, plan to see all the famous landmarks and eat your weight in the local cuisine. Your trip is beckoning, so answer the call by packing your suitcase and filling your travel itinerary with exploring Houston.

Whether you’re flying for business or jet-setting on your personal time, you’ve come to the right place. Here at Expedia.com, we’ll pair you up with IAD to HOU flights that won’t make your bank account wince. Ready to temporarily leave behind Washington for new horizons? Browse through our cheap airfare, and filter by flight times and dates until you find just what you had in mind. From flights without layovers to ones that arrive early in the morning, you’ll come across plane tickets that suit your travel preferences. You can even bundle your flight to HOU with hotels and car rentals to score even bigger savings.

All set to hit the clouds? Book your travel arrangements with us today and have left-over money to put toward your travel outings and adventures.

Frequently asked questions

How much is a flight from IAD to William P. Hobby Airport?
Based on fares quoted within the last 7 days on Expedia for flights departing within the next year, round-trip journeys between Washington Dulles Intl. Airport (IAD) and HOU start from ￥58,520. Make your booking today to get the best price for your exciting adventure. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Washington Dulles Intl. Airport (IAD) to HOU?
Each airline has its own terms and conditions. If you decide to cancel your escape, visit our Customer Service Portal.
How do I find cheap flights from IAD to HOU 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 William P. Hobby Airport flights, you'll see a "no change fees" filter for you to select.
How many hours is the flight from Washington Dulles Intl. Airport (IAD) to William P. Hobby Airport?
It takes about 4 hours and 15 minutes to journey from Washington Dulles Intl. Airport (IAD) to HOU. But with some TV shows and a magazine or two, the time will go by quicker.
How far is the flight from Dulles Intl. Airport to HOU?
The flight distance between IAD (IAD) and HOU (HOU) is 1,950 kilometers. Close your eyes or finish that novel and the journey will whiz by.
Which airlines fly direct from IAD to HOU?
You won't find any airlines operating directly between IAD and William P. Hobby Airport, so be prepared to make at least one stop on your journey. A layover, whether short or long, can be a welcome way to break up a trip!
Are Washington Dulles Intl. Airport (IAD) to William P. Hobby Airport flight tickets cheaper when they're purchased at the last minute?
Late planners can sometimes pick up a bargain, with some of the cheapest airfares from Dulles Intl. Airport to HOU showing up a few weeks before the departure date. If you'd rather book ahead, Expedia compares and updates all the best flight deals continuously — as early as a year in advance in some cases. It does depend on the carrier though, as not all airlines publish prices that far in advance.

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