$125 Cheap United flights from Houston to Washington (IAH to IAD)

Find The Best Day To Fly from Houston to Washington

Amazing United IAH to IAD Flight Deals

The cheapest flights to Washington Dulles Intl. found within the past 7 days were round trip and $125 one way. Prices and availability subject to change. Additional terms may apply.

IAD From IAH Economy Coach Packages on Similar Airlines

Price found within the past 48 hours. Click for updated prices.
Glover Park - Georgetown

Glover Park - Georgetown

4 out of 5
Save 100% on your flight
per person
May 30 - Jun 4
Roundtrip flight included
Houston (IAH) to Washington (DCA)
Hamilton Hotel Washington DC

Hamilton Hotel Washington DC

4 out of 5
Save 100% on your flight
per person
May 30 - Jun 4
Roundtrip flight included
Houston (IAH) to Washington (DCA)
Hyatt Place National Harbor

Hyatt Place National Harbor

3 out of 5
Save 100% on your flight
per person
May 30 - Jun 4
Roundtrip flight included
Houston (IAH) to Washington (DCA)
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 George Bush Intercontinental Airport (IAH) to Washington Dulles Intl. Airport (IAD) right now?
For information on any current IAD quarantine requirements and travel advice, visit our Covid-19 Travel Advisor. Check before you book your flight, so you don’t get caught up.
What terminal is United Airlines at Houston Airport?
Flights normally set off from terminal C at IAH if you’ve booked a ticket with United Airlines. Landing at Dulles Intl. Airport? Contact your airline (or do some online research) to see which terminal you’ll be arriving at.
Are there United Airlines non-stop flights from IAH to IAD?
It is possible to go straight from IAH to Washington Dulles Intl. Airport (IAD) with United Airlines and escape the hassles of layovers. The less time you spend stuck in a plane, the more time you’ll have for new experiences.
How long is a United Airlines flight from IAH to IAD?
Depending on good weather and no delays, your United Airlines flight from Houston Airport to Dulles Intl. Airport should take roughly 4 hours. That means you’ve got plenty of time to order your favorite drink, catch forty winks and review your travel itinerary before you hit the tarmac.
What type of aircraft does United Airlines fly from IAH to IAD?
Thinking about booking a flight between Houston Airport and Dulles Intl. Airport with United Airlines? On this route, you’ll usually be stepping on board the Boeing 737-800 or the Boeing 737-900 type aircraft.
How many direct and indirect flights does United Airlines fly from IAH to IAD?
Take your pick of at least 6 United Airlines flights each day from IAH to IAD.
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 Washington Dulles Intl. Airport (IAD), please visit our Customer Service Portal.
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.

Discover our best United flight from Houston IAH to Washington IAD 

To find the best deals on flights to Houston from Washington with United, just enter your travel dates, filter by United, and hit search. You’ll find 5 flights to choose from and can sort by price, flight duration, and arrival or departure time.  

 

Return flights from Houston IAH to Washington IAD with United 

If you’re planning a round trip, booking return flights with United is usually the most cost-effective option. With airfares ranging from to , it’s easy to find a flight that suits your budget. Prices and availability subject to change. Additional terms may apply. 

 

Book one-way United flights from Houston IAH to Washington IAD 

A one-way ticket gives you much greater flexibility—allowing you to choose your return date, destination, and time whenever you’re ready. By booking in advance you can find great deals on one-way tickets too. Right now, a one-way United flight from Houston to Washington costs from $125. Prices and availability subject to change. Additional terms may apply. 

 

The easy way to find cheap flights to Washington IAD from  Houston IAH with United 

To find a cheap United flight from Houston IAH to Washington IAD, sort your search results by price or filter by budget. Thanks to Travelocity’s Price Match Promise, if you find a better airfare deal anywhere else within 24 hours, we’ll credit or refund the difference. 

 

How to find our best airfare deals on United flights from Houston IAH to Washington IAD 

If you’re looking for cheap flights, it helps to be flexible when it comes to your travel dates. You’ll usually find lower cost tickets when you travel during quieter months such as , or if you book a flight with a stopover. 

 

Find nonstop flights from Houston IAH to Washington IAD with United 

If you’re keen to be on Washington soil fast, don’t waste time with a stopover—filter your search results to show direct United flights only. The journey takes around 2 hour(s) 59 min(s) – so you’ll be there before you know it. 

 

Flexible airline tickets for United flights from Houston IAH to Washington IAD 

Make sure you’re not out of pocket if plans change by choosing a flexible ticket with penalty-free amendment and cancellation options. Use our ‘no change fee’ filter to see which flights have this option.  

 

There are a lot of reasons to book your flights to Washington IAD from  Houston IAH with United on Travelocity 

At Travelocity our vast and up-to-the-minute inventory puts all of our best flight deals in one place. So, whether you’re traveling on business or jetting off with friends and family, you can trust Travelocity to get you there.

United Airports
Hop on a(n) United flight today by flying to many destinations out of these domestic and international airports:
Airport code
Country
Airport name
Number of flights
ORDUSAO'Hare Intl.227
DENUSADenver Intl.226
IAHUSAGeorge Bush Intercontinental136
IADUSAWashington Dulles Intl.100
SFOUSASan Francisco Intl.64
LAXUSALos Angeles Intl.23
EWRUSALiberty Intl.20
FRADEUFrankfurt Intl.19
NRTJPNNarita Intl.19
PEKCHNCapital Intl.16

Travelers ❤️ these 🏨 after their flight to Washington

Hyatt Place Herndon Dulles Airport East
Hyatt Place Herndon Dulles Airport East
3 out of 5
13711 Sayward Blvd, Herndon, VA
This hotel features a restaurant, an indoor pool, and a bar/lounge. Traveling on business? Take advantage of the free WiFi in public areas, express check-out, ...
8.4/10 Very Good! (1,135 reviews)
"My kids loved the pool and I loved the Starbucks in the lobby!"

Reviewed on May 1, 2024

Hyatt Place Herndon Dulles Airport East
Hyatt Regency Dulles
Hyatt Regency Dulles
4 out of 5
2300 Dulles Corner Blvd, Herndon, VA
This hotel features an indoor pool, A 24-hour gym, and a restaurant. Traveling on business? Take advantage of the 24-hour business center, free WiFi in public ...
8.6/10 Excellent! (1,001 reviews)
"Very good"

Reviewed on Apr 25, 2024

Hyatt Regency Dulles
Washington Dulles Airport Marriott
Washington Dulles Airport Marriott
4 out of 5
45020 Aviation Dr, Sterling, VA
This smoke-free hotel includes 2 restaurants, an indoor pool, and a 24-hour gym. Traveling on business? Take advantage of the business center, free WiFi in public ...
8.2/10 Very Good! (1,000 reviews)
"We’ve stayed here several times when we’ve had an early flight for the convenience (location) to Dulles airport. It’s a nice hotel with decent dining and the rooms are nice. Plus you can arrange to leave your vehicle at the hotel until you return from your trip. Recommended if you don’t want to pay ..."

Reviewed on Apr 7, 2024

Washington Dulles Airport Marriott
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.
*Price based on the lowest price found within past 24 hours and based upon one night stay for two adults over the next thirty days. Prices and availability subject to change. Additional terms may apply.