IAD to HOU (Washington to Houston) Flights

OriginDestinationTravel DatesFlights From*
IADHoustonSeptember 27 to October 5$466
*Prices include taxes and fees

Cheapest IAD to HOU Flights

Price found within the past 7 days for the specified period. Click for updated prices.

OriginDestinationTravel DatesFlights From*
IADHoustonNovember 14 to November 16$118
IADHoustonDecember 4 to December 9$201
IADHoustonNovember 14 to November 17$221
IADHoustonOctober 29 to October 30$240
*Prices include taxes and fees
IAD to HOU Flight Details
Origin airport
Washington Dulles Intl.
Origin airport IATA code
IAD
Destination airport
George Bush Intercontinental
Destination airport IATA code
IAH
Distance
1189 mi

Frequently asked questions

What airlines fly direct from Dulles Intl. Airport to HOU?
Unfortunately, there are no airlines flying nonstop from Washington Dulles Intl. Airport (IAD) to William P. Hobby Airport. Break up your trip with one or more stops to reach Houston.
How many flights are there from IAD to HOU?
Around 8 services are scheduled daily between Washington, DC (IAD-Washington Dulles Intl.) and Houston, TX (HOU-William P. Hobby). Fasten your safety belt because your plane to Houston is ready to take to the skies.
How long does it take to fly from Washington, DC (IAD-Washington Dulles Intl.) to Houston, TX (HOU-William P. Hobby)?
This flight from Washington, DC (IAD-Washington Dulles Intl.) to Houston, TX (HOU-William P. Hobby) will take approximately 4 hours and 47 minutes. Use the opportunity to bury your nose in the novel that’s been on your bookcase for ages or catch up on your beauty sleep.
What is the flight distance from Washington, DC (IAD-Washington Dulles Intl.) to Houston, TX (HOU-William P. Hobby)?
The Washington, DC (IAD-Washington Dulles Intl.) to Houston, TX (HOU-William P. Hobby) stretch covers 1,200 miles (1,950 1) and is classed as a medium-haul trip. If you’re searching for comfort — and you’ve found a bargain — consider upgrading to a premium or business class ticket.
How many morning flights are there from IAD to HOU?
Every week, 29 morning services travel from IAD to HOU, with 21 operated by Delta Air Lines (DL). If you want to be en route to your destination as early as possible, DL’s first flight takes off at 6:00AM.
How many afternoon flights are there from IAD to HOU?
With 32 weekly afternoon and evening flights from IAD to HOU, you can forget about setting your alarm. Browse the deals with Delta Air Lines (DL) and choose from 24 flights each week that take off after midday. The first leaves the runway at 12:29PM.
What is the earliest departure time out of Chantilly to Houston?
6:00AM is the first flight you can get out of IAD, landing at HOU at 11:21PM. Save valuable minutes in the morning by having your suitcase packed and ready to be bundled into your ride.
What is the latest departure time out of Chantilly to Houston?
The latest flight leaves the tarmac at IAD at 7:55PM and comes in at 7:24PM at HOU. You’ll have plenty of time to prepare for this journey.
What is the average price from Chantilly to Houston?
Round-trip tickets from IAD to HOU start from around $118. Amazing deals get snapped up fast, so be ready to book when you spot a bargain. This price was available on Flights.com within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

Washington to Houston Flights

Whether it’s for an obligation or the sake of your sanity, sometimes you need to get away. Maybe you need flights from Washington to Houston to attend your cousin’s wedding, to pitch a business idea to your boss, or simply treat yourself to a mini vacation. Regardless of the reasons behind packing your bags and needing to find our cheapest flights from IAD to HOU, we’ve got you covered here at Flights.com.

We present you with some of the most affordable deals on airfare, so stop that Google flights search. We want you to spend less on your flight from Washington to Houston, so you can spend more during your getaway. With Flights.com, you’ll find it simple to land airline tickets with itineraries matching your travel schedule. What’s more, we provide you with all the information you need to confidently make reservations on your family, business, or personal trip.