Cheap flights from Washington, D.C. Dulles Intl Airport to Houston from $124
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. Dulles Intl Airport to Houston departing on 11/16. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Discover deals from 900+ travel sites with momondo.
Find the cheapest flights from Washington, D.C. Dulles Intl Airport to Houston
Cheap round-trip flights
Cheap one-way flights
Cheap last minute flights
Cheap direct flights
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.Frontier flights from Washington, D.C. Dulles Intl Airport to Houston George Bush Intcntl Airport
Our best Frontier deals on Washington, D.C. Dulles Intl Airport to Houston George Bush Intcntl Airport flight tickets
United Airlines flights from Washington, D.C. Dulles Intl Airport to Houston George Bush Intcntl Airport
Our best United Airlines deals on Washington, D.C. Dulles Intl Airport to Houston George Bush Intcntl Airport flight tickets
momondo Fare Finder
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Houston George Bush Intcntl Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Washington, D.C.Houston
IAD Washington, D.C. Dulles Intl - IAH Houston George Bush Intcntl
IADIAH
Washington, D.C. Dulles Intl
Fri 11/20
6:50 am-5:14 pm
1 stop11h 24m
Houston George Bush Intcntl
Tue 12/1
5:01 pm-9:46 pm
1 stop27h 45m
Washington, D.C.Houston
IAD Washington, D.C. Dulles Intl - IAH Houston George Bush Intcntl
IADIAH
Washington, D.C. Dulles Intl
Fri 11/13
9:06 pm-7:23 am
1 stop11h 17m
Houston George Bush Intcntl
Sun 11/15
8:35 pm-10:21 am
1 stop12h 46m
Washington, D.C.Houston
IAD Washington, D.C. Dulles Intl - IAH Houston George Bush Intcntl
IADIAH
Washington, D.C. Dulles Intl
Wed 10/21
9:06 pm-7:19 am
1 stop11h 13m
Houston George Bush Intcntl
Sat 10/24
1:28 pm-12:21 am
1 stop9h 53m
Washington, D.C.Houston
IAD Washington, D.C. Dulles Intl - IAH Houston George Bush Intcntl
IADIAH
Washington, D.C. Dulles Intl
Fri 10/30
9:06 pm-7:23 am
1 stop11h 17m
Houston George Bush Intcntl
Sun 11/1
8:35 pm-5:56 pm
2 stops20h 21m
Washington, D.C.Houston
IAD Washington, D.C. Dulles Intl - IAH Houston George Bush Intcntl
IADIAH
Washington, D.C. Dulles Intl
Tue 11/3
6:00 am-8:37 am
Nonstop3h 37m
Houston George Bush Intcntl
Sat 11/7
8:38 pm-12:37 am
Nonstop2h 59m
Washington, D.C.Houston
IAD Washington, D.C. Dulles Intl - IAH Houston George Bush Intcntl
IADIAH
Washington, D.C. Dulles Intl
Thu 10/29
6:00 am-8:37 am
Nonstop3h 37m
Houston George Bush Intcntl
Mon 11/2
8:38 pm-12:37 am
Nonstop2h 59m
Washington, D.C.Houston
IAD Washington, D.C. Dulles Intl - IAH Houston George Bush Intcntl
IADIAH
Washington, D.C. Dulles Intl
Wed 12/16
12:34 pm-12:02 am
1 stop12h 28m
Houston George Bush Intcntl
Thu 1/7
11:50 am-6:26 pm
1 stop5h 36m
Washington, D.C.Houston
IAD Washington, D.C. Dulles Intl - IAH Houston George Bush Intcntl
IADIAH
Washington, D.C. Dulles Intl
Mon 10/19
6:36 pm-9:38 pm
2 stops28h 02m
Houston George Bush Intcntl
Sat 10/31
6:05 am-5:12 pm
1 stop10h 07m
Washington, D.C.Houston
IAD Washington, D.C. Dulles Intl - IAH Houston George Bush Intcntl
IADIAH
Washington, D.C. Dulles Intl
Fri 10/30
7:13 pm-11:59 pm
1 stop5h 46m
Houston George Bush Intcntl
Mon 11/2
2:59 pm-10:59 pm
1 stop7h 00m
Washington, D.C.Houston
IAD Washington, D.C. Dulles Intl - IAH Houston George Bush Intcntl
IADIAH
Washington, D.C. Dulles Intl
Wed 11/11
5:15 pm-10:48 pm
1 stop6h 33m
Houston George Bush Intcntl
Wed 11/18
7:00 am-3:48 pm
1 stop7h 48m
See travel insights to Houston from
How to get the cheapest flight ticket from Washington, D.C. Dulles Intl Airport to Houston George Bush Intcntl 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
What is the typical price of a round-trip flight between Washington, D.C. Dulles Intl Airport and Houston George Bush Intcntl Airport?
Prices are currently typical for flights on this route.
Typical prices usually range from $230 to $523.The lowest price recently found on this route was $232.
What is the cheapest month to fly to Houston George Bush Intcntl Airport?
The month of February is, on average, the cheapest month to fly to Houston George Bush Intcntl Airport from Washington, D.C. Dulles Intl Airport, with most prices found around $368. If you are unable to visit Houston George Bush Intcntl Airport during the month of February, then departing from Washington, D.C. Dulles Intl Airport during the month October is also very affordable. Most momondo users find prices during this month for around $371.
What is the cheapest day to depart on your flight to Houston George Bush Intcntl Airport?
The cheapest day to depart from Washington, D.C. Dulles Intl Airport to Houston George Bush Intcntl Airport is on a Tuesday. Travelers who choose to depart for Houston George Bush Intcntl Airport on a Tuesday will often find tickets for as low as $534. Be sure to avoid booking your departure on a Monday as prices are generally higher than usual. According to our data, the average ticket price to Houston George Bush Intcntl Airport on Monday is $598.
What is the cheapest time of day to depart on your flight to Houston George Bush Intcntl Airport?
Our data shows that the cheapest Washington, D.C. Dulles Intl Airport to Houston George Bush Intcntl Airport flights are usually those with departure times in the evening. Our users have found flights to Houston George Bush Intcntl Airport in the evening for as low as $524. Try not to purchase tickets in the afternoon because they tend to be around $632. Of course, these prices can vary depending on the time of year and what airport you fly to.
What is the cheapest Washington, D.C. Dulles Intl to Houston George Bush Intcntl flight route?
Fly from Washington, D.C. Dulles Intl to Houston George Bush Intcntl for the best Washington, D.C. Dulles Intl - Houston George Bush Intcntl flight prices
How far in advance should I book a flight from Washington, D.C. Dulles Intl Airport to Houston George Bush Intcntl Airport?
You are more likely to see cheaper flights to Houston George Bush Intcntl Airport from Washington, D.C. Dulles Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Houston George Bush Intcntl Airport for around $443 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Houston George Bush Intcntl Airport from Washington, D.C. Dulles Intl Airport for as low as $308 on momondo.
What cabin class options are available on Washington, D.C. Dulles Intl Airport to Houston George Bush Intcntl Airport flights?
There are 4 cabin classes available to choose from on Washington, D.C. Dulles Intl Airport to Houston George Bush Intcntl Airport flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
Can stopping save me money on Washington, D.C. Dulles Intl Airport to Houston George Bush Intcntl Airport flights?
No. A direct flight is the cheapest option for a flight between Washington, D.C. Dulles Intl Airport to Houston George Bush Intcntl Airport.
How have Washington, D.C. Dulles Intl Airport to Houston George Bush Intcntl Airport flight prices changed over time?
As of October 2026, prices for Washington, D.C. Dulles Intl Airport to Houston George Bush Intcntl Airport flights are approximately 35% cheaper when compared to flights at the same time last year.
What is the cheapest airline that flies from Washington, D.C. Dulles Intl to Houston George Bush Intcntl?
United Airlines is the most popular carrier operating from Washington, D.C. Dulles Intl to Houston George Bush Intcntl
What airlines fly to Houston George Bush Intcntl Airport?
United Airlines, Frontier and American Airlines are the top three most popular airlines that fly to Houston George Bush Intcntl Airport from Washington, D.C. Dulles Intl Airport according to our data. United Airlines is the first choice among our users, with 84% of people opting to fly with this airline when traveling to Houston George Bush Intcntl Airport. Keep in mind that there are 3 different airlines that fly to Houston George Bush Intcntl Airport on a routine basis, so you have a few additional options to choose from.
How often are flights from Washington, D.C. to Houston delayed?
Historically, on average around 11% of flights between Washington, D.C. and Houston have experienced a delay on any given week. The average delay length over the past 12 months has been 163 minutes.
What is the most punctual flight time for Washington, D.C. to Houston flights?
Generally, flights departing in the morning tend to experience fewer delays. Flights in the evening have, in the past, seen delays more frequently in comparison.
What day of the week experiences the fewest flight delays on this route?
Tuesday is statistically the day of the week which experiences the fewest number of delays on this flight route. Sunday has historically seen more delays on average compared to the rest of the week.
Which airline has the best punctuality record on Washington, D.C. to Houston flights?
According to our data, United Airlines have had the least number of delays on this route over the last 12 months; with about 11% of their flights experiencing any sort of delay.
How many flights depart from Washington, D.C. Dulles Intl Airport to Houston George Bush Intcntl Airport on average per day?
15 flights are operational daily from Washington, D.C. Dulles Intl Airport to Houston George Bush Intcntl Airport as of October 2026. The most popular departure time for this route is 5:00PM, with 59% of flights per day taking off in the afternoon.
How many flights depart from Washington, D.C. Dulles Intl Airport to Houston George Bush Intcntl Airport on average per week?
The number of flights available between Washington, D.C. Dulles Intl Airport and Houston George Bush Intcntl Airport is 107 per week as of October 2026. The most frequent departure day is Thu, with 21% of weekly flights leaving on this day.
When to book flights from Washington, D.C. Dulles Intl Airport to Houston George Bush Intcntl Airport
Cheap Washington, D.C. Dulles Intl Airport to Houston George Bush Intcntl Airport (IAD to IAH) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. Dulles Intl Airport to Houston George Bush Intcntl Airport
Frequently asked questions about flying from Washington, D.C. Dulles Intl Airport to Houston George Bush Intcntl Airport
How far is Washington, D.C. Dulles Intl to Houston George Bush Intcntl by plane?
A flight from Washington, D.C. Dulles Intl to Houston George Bush Intcntl will travel around 1188.5 mi. In terms of flight time, this usually takes a little over 3h 10m.
When did momondo last update prices for flights from Washington, D.C. Dulles Intl Airport to Houston George Bush Intcntl Airport?
Prices for flights from Washington, D.C. Dulles Intl Airport to Houston George Bush Intcntl Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Washington, D.C. Dulles Intl Airport to Houston George Bush Intcntl Airport?
As of October 2026, there are 3 operators available to choose from for flights from Washington, D.C. Dulles Intl Airport to Houston George Bush Intcntl Airport.
How old do you have to be to fly from Washington, D.C. Dulles Intl Airport to Houston George Bush Intcntl Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Washington, D.C. Dulles Intl Airport to Houston George Bush Intcntl Airport.
What documentation or ID do you need to fly to Houston George Bush Intcntl Airport?
The travel and health documents you'll need for your trip to Houston George Bush Intcntl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Houston George Bush Intcntl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Washington, D.C. Dulles Intl Airport to Houston George Bush Intcntl Airport?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Washington, D.C. Dulles Intl Airport to Houston George Bush Intcntl Airport is Boeing 737-900 (13.99% of total bookings). The next most popular plane models are Boeing 737 MAX 8 (12.00%), Boeing 737-800 (11.70%), and Boeing 737 MAX 9 (10.83%).
What is the most popular airline from Washington, D.C. Dulles Intl Airport to Houston George Bush Intcntl Airport?
momondo data reveals that the most frequently booked airline on the route from Washington, D.C. Dulles Intl Airport to Houston George Bush Intcntl Airport is United Airlines, representing 84% of all bookings. The subsequent popular airlines are Frontier at 14% and American Airlines at 2%.
Best airlines flying from Washington, D.C. Dulles Intl Airport to Houston George Bush Intcntl Airport
Compare and see reviews for airlines that fly from Washington, D.C. Dulles Intl Airport to Houston George Bush Intcntl Airport with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $146 | Free Cancellation | Rating 5.6 2,551 reviews | |||
| PriceFrom $269 | Free Cancellation | Rating 7.4 10,329 reviews | |||
| PriceFrom $317 | Free Cancellation | Rating 7.0 12,150 reviews |
United Airlines Flights From Washington, D.C. Dulles Intl Airport to Houston George Bush Intcntl Airport
Across 40 United Airlines flights from Washington, D.C. Dulles Intl Airport to Houston George Bush Intcntl Airport this week, the average price was $487, with the best United Airlines deals starting from $269 round-trip. 10,329 users have rated United Airlines on momondo, with an average score of 7.4/10.
Traveling to a place near Houston?
Book flights to Houston if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from Washington, D.C. to Houston?
momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Washington, D.C. to Houston. Millions of users trust and use momondo every year so you are in good hands.
Can I find flights from Washington, D.C. to Houston with flexible booking policies on momondo?
All flight searches from Washington, D.C. to Houston on momondo can be filtered to show those which offer flexible booking policies.
How can momondo help me find flights from Washington, D.C. to Houston?
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 Washington, D.C. to Houston.
I’m not ready to book a flight from Washington, D.C. to Houston right now. Can momondo alert me if prices change?
Yes momondo offers price alerts on flights to Houston from Washington, D.C.. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.