$88 Cheap Flights from Houston to Washington

Feel at ease with free flight cancellations within 24 hours of booking

Change your flight without a fee on select flights

Find The Best Dates To Fly from George Bush Intercontinental to Washington Dulles Intl.

Amazing IAH to IAD Flight Deals

The cheapest flights to Washington Dulles Intl. found within the past 7 days were $176 round trip and $88 one way. Prices and availability subject to change. Additional terms may apply.

Flight Schedule for IAH to IAD

CarrierFlightDepart IAHArrive IADFri
12/9
Sat
12/10
Sun
12/11
Mon
12/12
Tue
12/13
Wed
12/14
Thu
12/15
Stops
UA47107:33 am11:28 amCheck FareCheck FareCheck FareCheck FareCheck FareCheck FareCheck Fare
0 Stops
UA261000:05 pm03:59 pmCheck FareCheck FareCheck FareCheck FareCheck FareCheck FareCheck Fare
0 Stops
UA137004:45 pm08:40 pmCheck FareCheck FareCheck FareCheck FareCheck FareCheck FareCheck Fare
0 Stops
UA184406:25 pm10:19 pmCheck FareCheck FareCheck FareCheck FareCheck FareCheck FareCheck Fare
0 Stops
UA249402:25 pm09:15 pm
-
-
-
-
-
-
Check Fare
1 Stops

Best Washington Dulles Intl. Flight and Hotel Packages

Washington Dulles Intl. flight + hotel packages - economy flights

American Inn Of Bethesda
Thompson Washington D.C.
Hyatt Place National Harbor
The Baron Hotel
Courtyard Washington, DC/U.S. Capitol
Don't see what you're looking for?
See all available trips from George Bush Intercontinental to Washington Dulles Intl.
View all trips

Frequently asked questions

Can I catch a flight from IAH to IAD right now?
It’s prudent to learn about any quarantine requirements and travel advice reports in place in your destination city. Make sure you check out the Covid-19 Travel Advisor for up-to-date info on flying to Washington Dulles Intl. Airport (IAD) from Houston Airport.
Are there direct flights from George Bush Intercontinental Airport (IAH) to Dulles Intl. Airport?
If you’re itching to get started on your adventures in Sterling, look up United Airlines. They advertise direct flights from Houston Airport to Dulles Intl. Airport.
If I am not able to travel due to COVID-19, can I change my booking to a later date?
For more info about changing your flight to Dulles Intl. Airport, please visit our Customer Service Portal.
How long is the flight from George Bush Intercontinental Airport (IAH) to Washington Dulles Intl. Airport (IAD)?
The flight between Houston Airport and IAD is usually about 3 hours and 3 minutes. Make your journey pleasant by downloading a few shows on your laptop or tablet and enjoying them with your seat reclined.
What is the flight distance from IAH to Washington Dulles Intl. Airport (IAD)?
Between IAH and Dulles Intl. Airport, the flight distance is about 1,200 mi. So, buckle up and sit back. You’ve got some important choices to make — watch the latest film, read your novel or close your eyes and sleep?
What airlines fly from Houston Airport to Washington Dulles Intl. Airport (IAD)?
Ready to take off on your next big adventure? Eager to travel from Houston Airport to IAD as quickly as you can? Book one of the 160 nonstop flights offered by United Airlines every month, and you’ll be touching down before you can ask ‘Are we there yet?’
What airlines have practices regarding COVID-19 in place and use social distancing?
From the moment you enter the departure terminal to when you leave the arrivals terminal, if you’re flying with United Airlines, Delta or American Airlines you can be sure that COVID-19 measures and social distancing rules have been adhered to. Many airlines have introduced capped capacity flights and keeping the middle seat empty.
What is the best day to buy a plane ticket?
This just in! Airfares offered on Thursdays tend to be the cheapest, according to flight demand on Travelocity in 2021. Tuesday and Wednesday prices are also good, but you may want to prepare your budget if booking during the weekend, as data shows that is when prices are generally at their highest.
What are the cheapest days to fly?
Frequent travelers may already know this, but earlier in the week can be the cheapest time to fly. In 2021, flights departing on a Monday were generally the cheapest of the week, whereas you may pay a premium for weekend flights when demand is usually high. On average, tickets were most expensive for Saturday departures, so if you need to fly out on a weekend, you might look for deals ahead of time.
How far in advance can you book a flight?
Trying to figure out how early you should book your flight? It’s possible to start comparing international airfares on Travelocity up to 12 months in advance. However, it does depend on the carrier as not all airlines release their prices that far out. According to our 2021 flight demand trends, last minute planners can still bag a bargain with some of the cheapest fares appearing 0-2 weeks prior to their travel dates.*According to flight demand on Travelocity.com from January to December 2021. Savings are subject to change based on departure location, date and destination.

 

Traveling From George Bush Intercontinental
Traveling To Washington Dulles Intl.
Shortest Flight Time 2 hours 51 mins
Earliest Departure Time 7:57AM CST
Latest Departure Time 6:24PM CST
Lowest Flight Price $176

Route Info

Flight path for flights from George Bush Intercontinental Airport to Washington Dulles International Airport.

Distance:
1,228.00 miles

Discover our best flights from Houston IAH to Washington IAD. 

With 20 airlines to choose from on Travelocity, you can easily find the best option for you. Use our filters to sort by price, compare airlines, and find the most convenient flight times. 

 

Find our best return flights from Houston IAH to Washington IAD at the right price  

Airfares to Washington IAD from Houston IAH currently cost between $176 and $255. It’s usually cheaper to book a round trip than two separate one-way flights. Prices and availability subject to change. Additional terms may apply. 

 

Book one-way flights from Houston IAH to Washington IAD 

If you want to be flexible about when you return, or keep your travel options open ended, a one-way flight could be just the ticket! You’ll find one-way airfares from Houston IAH to Washington IAD on Travelocity starting at $88. Prices and availability subject to change. Additional terms may apply. 

 

Get to Washington IAD from Houston IAH quicker with direct flights. 

Get to Washington faster, without the hassle of changing planes and moving baggage, by booking a direct flight. Expect your direct flight to IAD from IAH to take around 2 hour(s) 51 min(s).  

 

Find our cheapest airfares for flights from Houston IAH to Washington IAD

Find cheap flight deals by using our search filters to sort results starting with the lowest price airfares to IAD from IAH. Our Price Match Promise means if you find a lower rate on Travelocity.com or on another US-based website within 24 hours of booking, we’ll credit or refund the difference.  

 

Get our best airfare deals for your flight from Houston IAH to Washington IAD today 

If you’re flexible about when you travel, January is usually the cheapest month to fly from Houston IAH to Washington IAD. If you need to be more specific, search by date and arrival and departure times.Then, compare prices across different airlines, and sort results by lowest price first. 

 

Book flexible airline tickets for flights to Washington IAD from Houston IAH 

Some airlines let you change your travel dates without charging a fee. Use our ‘no change fee’ filter to see which flights to IAD from IAH have this option.  

 

Travel with confidence when you book flights to Washington IAD from Houston IAH with Travelocity 

We’ve secured fantastic deals with all the main airline carriers and it’s easy to compare, choose, and book with Travelocity. With 24/7 customer service and our free 'App', we’ll always keep you moving.