Cheap flights from Houston to Washington, D.C. Dulles Intl Airport from $42
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Houston to Washington, D.C. Dulles Intl Airport departing on 3/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Round-trip
1 adult
Economy
0 bags
Deals available from 900+ travel sites.
Save money when you book flights with momondo
Big names and deals
Big names and deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customize your results.Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? to track prices.Find the cheapest flights from Houston to Washington, D.C.
Round-trip
One-way
Last minute
Direct
Cheap round-trip flights
These are some of the best round-trip flight deals from Houston to Washington, D.C. that have been recently found on momondo from popular airlines, departing in the coming months.
Cheap one-way flights
Flying one-way? These are some of the best deals recently discovered on momondo for flights from Houston to Washington, D.C..
Cheap last minute flights
Planning a quick getaway from Houston to Washington, D.C.? These are the last-minute flight deals available now.
Cheap direct flights
If you prefer a non-stop journey, check out our latest direct flight deals to Washington, D.C., so you can enjoy a seamless trip without layovers.
Frontier flights from Houston to Washington, D.C. Dulles Intl Airport
Our best Frontier deals on Houston to Washington, D.C. Dulles Intl Airport flight tickets
Frontier![Frontier]()
Mar 12![Frontier]()
Mar 18
IAH1:43 pmHouston George Bush Intcntl
6h 53m
1 stop
IAD9:36 pmWashington, D.C. Dulles Intl
IAD10:09 amWashington, D.C. Dulles Intl
7h 35m
1 stop
IAH4:44 pmHouston George Bush Intcntl
Frontier![Frontier]()
Mar 5![Frontier]()
Mar 25
IAH8:22 pmHouston George Bush Intcntl
19h 32m
1 stop
IAD4:54 pmWashington, D.C. Dulles Intl
IAD10:09 amWashington, D.C. Dulles Intl
7h 35m
1 stop
IAH4:44 pmHouston George Bush Intcntl
United Airlines flights from Houston to Washington, D.C. Dulles Intl Airport
Our best United Airlines deals on Houston to Washington, D.C. Dulles Intl Airport flight tickets
United Airlines![United Airlines]()
Mar 18![United Airlines]()
Mar 25
IAH12:15 pmHouston George Bush Intcntl
3h 01m
IAD4:16 pmWashington, D.C. Dulles Intl
IAD12:35 pmWashington, D.C. Dulles Intl
3h 35m
IAH3:10 pmHouston George Bush Intcntl
United Airlines![United Airlines]()
May 1![United Airlines]()
May 2
IAH7:50 pmHouston George Bush Intcntl
3h 08m
IAD11:58 pmWashington, D.C. Dulles Intl
IAD10:20 pmWashington, D.C. Dulles Intl
3h 27m
IAH12:47 amHouston George Bush Intcntl
See travel insights to Washington, D.C. from
How to get the cheapest flight ticket from Houston to Washington, D.C. Dulles Intl Airport
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
Prices
Airlines
Other information
What is the cheapest month to fly to Washington, D.C. Dulles Intl Airport?
In general, September is the cheapest month to fly from Houston to Washington, D.C. Dulles Intl Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $310. If you aren’t able to travel to Washington, D.C. Dulles Intl Airport during the month of September, then flying in January is also cheap. Prices for this month can be found on momondo for an average of $339.
What is the cheapest day to depart on your flight to Washington, D.C. Dulles Intl Airport?
Our data shows that Wednesday is the least expensive day to fly to Washington, D.C. Dulles Intl Airport. Tickets to fly out on this day can be as low as $346. When flying out on a Monday, the most expensive travel day of the week, you can expect to see flight prices from Houston to Washington, D.C. Dulles Intl Airport for around $516.
What is the cheapest time of day to depart on your flight to Washington, D.C. Dulles Intl Airport?
Flying to Washington, D.C. Dulles Intl Airport from Houston at noon is the least expensive time of day to depart. momondo users have found prices as low as $361 when looking at flights departing at noon. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are $930 on average. Flights to Washington, D.C. Dulles Intl Airport from Houston in the morning are generally more expensive because this time of day is more convenient for travelers’ schedules.
What is the cheapest Houston to Washington, D.C. Dulles Intl flight route?
Fly from Houston George Bush Intcntl to Washington, D.C. Dulles Intl for the best Houston - Washington, D.C. Dulles Intl flight prices
How far in advance should I book a flight to Washington, D.C. Dulles Intl Airport?
You are more likely to see cheaper flights to Washington, D.C. Dulles Intl Airport from Houston when booking 18 weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. Dulles Intl Airport for around $385 when searching 18 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Washington, D.C. Dulles Intl Airport from Houston for as low as $282 on momondo.
What cabin class options are available on Houston to Washington, D.C. Dulles Intl flights?
There are 4 cabin classes available to choose from on Houston to Washington, D.C. Dulles Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
What is the cheapest airline that flies from Houston to Washington, D.C. Dulles Intl?
Frontier, United Airlines, and Avelo Airlines are the most popular carriers operating from Houston to Washington, D.C. Dulles Intl
What airlines fly to Washington, D.C. Dulles Intl Airport?
United Airlines, American Airlines and Delta are the top three most popular airlines that fly to Washington, D.C. Dulles Intl Airport from Houston according to our data. United Airlines is the first choice among our users, with 87% of people opting to fly with this airline when traveling to Washington, D.C. Dulles Intl Airport. Keep in mind that there are 4 different airlines that fly to Washington, D.C. Dulles Intl Airport on a routine basis, so you have a few additional options to choose from.
How many flights depart from Houston to Washington, D.C. Dulles Intl Airport on average per day?
As of February 2025, there are 10 flights per day flying from Houston to Washington, D.C. Dulles Intl Airport. The most common time of day flights depart is 12:00PM, with 51% of flights taking off in the afternoon.
How many flights depart from Houston to Washington, D.C. Dulles Intl Airport on average per week?
72 flights are operational weekly from Houston to Washington, D.C. Dulles Intl Airport as of February 2025. The most popular departure day for this route is Thu, with 22% of flights per week taking off on this day.
Cheap Houston to Washington, D.C. Dulles Intl Airport flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Houston to Washington, D.C. Dulles Intl Airport
How far is Houston to Washington, D.C. Dulles Intl by plane?
Houston and Washington, D.C. Dulles Intl are 1199.1 mi apart from one another. 2h 58m is a normal flight duration for this route.
When did momondo last update prices for flights from Houston to Washington, D.C. Dulles Intl Airport?
Prices for flights from Houston to Washington, D.C. Dulles Intl Airport refresh daily.
How many operators does momondo search for flights from Houston to Washington, D.C. Dulles Intl Airport?
As of February 2025, there are 4 operators available to choose from for flights from Houston to Washington, D.C. Dulles Intl Airport.
How old do you have to be to fly from Houston to Washington, D.C. Dulles Intl Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Houston to Washington, D.C. Dulles Intl Airport.
What documentation or ID do you need to fly to Washington, D.C. Dulles Intl Airport?
The required travel and health documents for your Washington, D.C. Dulles Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Washington, D.C. Dulles Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
Best airlines flying from Houston to Washington, D.C. Dulles Intl Airport
Compare and see reviews for airlines that fly from Houston to Washington, D.C. Dulles Intl Airport with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $94 | Free Cancellation | Rating 6.3 8,013 reviews | |||
| PriceFrom $234 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $248 | Free Cancellation | Rating 7.4 8,766 reviews | |||
| PriceFrom $267 | Free Cancellation | Rating 8.0 8,220 reviews |
Traveling to a place near Washington, D.C.?
Book flights to Washington, D.C. if you plan to visit one of these locationsAlexandria
Arlington
Gettysburg
Laurel
National Harbor
Winchester
Silver Spring
Woodbridge
Fredericksburg
Manassas
Tysons
Waldorf
Gaithersburg
Linthicum Heights
Harpers Ferry
Glen Burnie
Rockville
Fairfax
Towson
Hanover
Why use momondo?
Why should I use momondo to find a flight deal from Houston to Washington, D.C.?
To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Washington, D.C. from Houston.
Can I find flights from Houston to Washington, D.C. with flexible booking policies on momondo?
Flights from Houston to Washington, D.C. with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.
How can momondo help me find flights from Houston to Washington, D.C.?
momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Houston to Washington, D.C..
I’m not ready to book a flight from Houston to Washington, D.C. right now. Can momondo alert me if prices change?
If you are not ready to book a flight from Houston to Washington, D.C. now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Washington, D.C. and let you know when they change.
Get notified when prices go down
Daily price changes in your inbox - only with Price Alerts.
Find better results for your trip to Washington, D.C.
Popular cities in the United States
Popular flights according to clicks in the last 7 days on momondo
Flights to Newark Airportfrom $37
Flights to Orlando Airportfrom $36
Flights to Dallas Love Field Airportfrom $117