Cheap flights from Houston to Dulles Intl (IAD) from $106

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/17. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
HOU — IAD
Jun 23 — Jun 301

The best prices from Houston to Washington, D.C. Dulles Intl are usually found in October or July, booked 87 days in advance, depart on a Tuesday or Wednesday and return on a Wednesday

Cheap flight deals from Houston to Dulles Intl

Discover tips and strategies to find the most affordable flight options for your journey from Houston (HO1) to Dulles Intl (IAD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 18, 2024.

Popular in

March

Cheapest in

October

Round-trip from

$234

One-way from

$145
High demand for flights, 28% potential price rise
Best time to find cheap flights, 29% potential price drop
From Houston to Washington, D.C. Dulles Intl
One-way flight from Houston to Washington, D.C. Dulles Intl

What is the cheapest day to fly round-trip from Houston to Washington, D.C. Dulles Intl Airport?

Travelers have found that booking a Monday departure is the best way to save up to 100% on the cost of booking your flights compared to booking on days of the week where this route is of high demand.

How far in advance should I book a flight from Houston to Washington, D.C. Dulles Intl Airport?

Users have found that booking a flight from Houston to Washington, D.C. Dulles Intl Airport at least 61 days early can save you up to 185% on average compared to booking a flight this week. If booking 61 days before your flight isn’t an option for you, users have found flights from Houston to Washington, D.C. Dulles Intl Airport for as little as $181 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $400 for flights departing within the next 3 days.

What is the cheapest month to fly from Houston to Washington, D.C. Dulles Intl Airport?

The best pricing can be found in the month of April. Prices to Washington, D.C. Dulles Intl Airport from Houston average $282. You can even find prices in April for less than $282, as users have found deals to Washington, D.C. Dulles Intl Airport from as low as $83. The month of November appears to be one of the more expensive times to travel to Washington, D.C. Dulles Intl Airport from Houston. Flying in the targeted month can save you up to 23%.

What is the cheapest time of day to fly from IAH to IAD?

It’s optimal to fly from Houston to Washington, D.C. Dulles Intl Airport at noon. By choosing this option you can save up to 26% on the cost of your flight, compared to a flight in the morning.

Cheap Houston to Dulles Intl flights in June & July 2024

Find cheap flight options from Houston to Dulles Intl specifically for the months of June and July 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 3,281,944 searches. Prices were last updated on June 18, 2024.
Scroll through some of the best deals on flights from Houston to Washington, D.C. in 2024. Check back soon for alternative fares.
Thu 7/116:50 amIAH - IAD
2 stops32h 20mMultiple Airlines
Tue 7/1610:15 pmIAD - IAH
2 stops15h 56mMultiple Airlines
Deal found 6/18$231
Wed 7/176:25 amIAH - IAD
2 stops8h 45mMultiple Airlines
Mon 7/2210:15 pmIAD - IAH
2 stops16h 29mMultiple Airlines
Deal found 6/18$233
Thu 7/116:50 amIAH - IAD
2 stops32h 20mMultiple Airlines
Tue 7/168:25 amIAD - IAH
3 stops18h 03mMultiple Airlines
Deal found 6/18$239
Wed 7/176:25 amIAH - IAD
2 stops8h 45mMultiple Airlines
Tue 7/2312:55 pmIAD - IAH
3 stops13h 33mMultiple Airlines
Deal found 6/18$240
Fri 7/126:50 amIAH - IAD
2 stops27h 45mMultiple Airlines
Tue 7/1610:15 pmIAD - IAH
2 stops15h 56mMultiple Airlines
Deal found 6/18$244
Thu 7/116:50 amIAH - IAD
2 stops23h 30mMultiple Airlines
Fri 7/1210:15 pmIAD - IAH
2 stops16h 29mMultiple Airlines
Deal found 6/18$245
Wed 7/176:25 amIAH - IAD
2 stops8h 45mMultiple Airlines
Thu 7/255:35 pmIAD - IAH
2 stops21h 09mMultiple Airlines
Deal found 6/18$246
Wed 7/177:50 pmIAH - IAD
Nonstop3h 02mUnited Airlines
Thu 7/2510:05 pmIAD - IAH
Nonstop3h 06mUnited Airlines
Deal found 6/18$249
Tue 7/166:50 amIAH - IAD
2 stops13h 00mMultiple Airlines
Mon 7/2210:15 pmIAD - IAH
2 stops16h 29mMultiple Airlines
Deal found 6/18$251

Houston to Dulles Intl 2024 flight deals

Discover exclusive flight deals for travel between Houston and Dulles Intl in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 3,281,944 searches. Data last updated June 18, 2024.
Scroll through some of the best deals on flights from Houston to Washington, D.C. in 2024. Check back soon for alternative fares.
Thu 8/2211:01 amIAH - IAD
2 stops19h 19mMultiple Airlines
Sat 8/248:25 amIAD - IAH
2 stops15h 50mMultiple Airlines
Deal found 6/18$230
Thu 7/116:50 amIAH - IAD
2 stops32h 20mMultiple Airlines
Tue 7/1610:15 pmIAD - IAH
2 stops15h 56mMultiple Airlines
Deal found 6/18$231
Tue 8/136:50 amIAH - IAD
2 stops23h 30mMultiple Airlines
Tue 8/2012:55 pmIAD - IAH
2 stops11h 20mMultiple Airlines
Deal found 6/17$232
Wed 7/176:25 amIAH - IAD
2 stops8h 45mMultiple Airlines
Mon 7/2210:15 pmIAD - IAH
2 stops16h 29mMultiple Airlines
Deal found 6/18$233
Tue 8/133:30 pmIAH - IAD
3 stops18h 50mMultiple Airlines
Tue 8/2012:55 pmIAD - IAH
2 stops11h 20mMultiple Airlines
Deal found 6/17$237
Mon 8/126:50 amIAH - IAD
2 stops23h 30mMultiple Airlines
Thu 8/1512:55 pmIAD - IAH
2 stops11h 20mMultiple Airlines
Deal found 6/18$238
Thu 7/116:50 amIAH - IAD
2 stops32h 20mMultiple Airlines
Tue 7/168:25 amIAD - IAH
3 stops18h 03mMultiple Airlines
Deal found 6/18$239
Wed 7/176:25 amIAH - IAD
2 stops8h 45mMultiple Airlines
Tue 7/2312:55 pmIAD - IAH
3 stops13h 33mMultiple Airlines
Deal found 6/18$240
Fri 7/126:50 amIAH - IAD
2 stops27h 45mMultiple Airlines
Tue 7/1610:15 pmIAD - IAH
2 stops15h 56mMultiple Airlines
Deal found 6/18$244

Houston to Dulles Intl flights leaving soon

Find last-minute flight options from Houston to Dulles Intl for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 3,281,944 searches. Data last updated June 18, 2024.
Have a look at some of the flights available from Houston to Washington, D.C. departing last-minute. Users should double check the flight they book to ensure it matches the day, time, and destination they're looking for.
Wed 6/266:55 amIAH - IAD
2 stops23h 25mMultiple Airlines
Fri 6/288:25 amIAD - IAH
3 stops21h 13mMultiple Airlines
Deal found 6/18$331
Thu 6/276:55 amIAH - IAD
2 stops23h 25mMultiple Airlines
Fri 6/2812:55 pmIAD - IAH
3 stops16h 43mMultiple Airlines
Deal found 6/18$338
Fri 6/287:02 amIAH - IAD
2 stops12h 48mMultiple Airlines
Sun 6/308:25 amIAD - IAH
3 stops16h 09mMultiple Airlines
Deal found 6/18$347
Wed 6/266:55 amIAH - IAD
2 stops32h 15mMultiple Airlines
Fri 6/2810:15 pmIAD - IAH
2 stops16h 23mMultiple Airlines
Deal found 6/18$348
Wed 6/262:28 pmIAH - IAD
3 stops24h 42mMultiple Airlines
Fri 6/288:25 amIAD - IAH
3 stops21h 13mMultiple Airlines
Deal found 6/18$355
Fri 6/283:42 pmIAH - IAD
3 stops18h 38mMultiple Airlines
Sun 6/308:25 amIAD - IAH
3 stops24h 32mMultiple Airlines
Deal found 6/18$366
Thu 6/277:41 pmHOU - IAD
1 stop16h 23mSun Country Air
Mon 7/110:37 amIAD - HOU
1 stop25h 47mSun Country Air
Deal found 6/16$375
Mon 6/246:55 amIAH - IAD
2 stops23h 25mMultiple Airlines
Thu 7/412:55 pmIAD - IAH
2 stops8h 15mMultiple Airlines
Deal found 6/18$396
Tue 6/256:55 amIAH - IAD
2 stops23h 25mMultiple Airlines
Sat 7/68:25 amIAD - IAH
3 stops16h 09mMultiple Airlines
Deal found 6/18$400

One-way flights to Dulles Intl from Houston

Search for one-way flight options from Houston to Dulles Intl. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 3,281,944 searches. Data last updated June 18, 2024.
Some of the best available deals we've found on one-way flights from Houston to Washington, D.C.. Users in need of a round-trip flight from Houston to Washington, D.C. instead should update the search form at the top of page.
Wed 7/176:25 amIAH - IAD
2 stops8h 45mMultiple Airlines
Deal found 6/17$106
Wed 7/106:25 amIAH - IAD
2 stops8h 45mMultiple Airlines
Deal found 6/18$115
Wed 7/246:25 amIAH - IAD
2 stops32h 45mMultiple Airlines
Deal found 6/17$117
Wed 7/173:57 pmIAH - IAD
3 stops23h 13mMultiple Airlines
Deal found 6/18$124
Wed 7/176:43 pmIAH - IAD
Nonstop3h 02mUnited Airlines
Deal found 6/17$125
Wed 7/172:01 pmIAH - IAD
3 stops25h 19mMultiple Airlines
Deal found 6/17$126
Thu 7/186:50 amIAH - IAD
2 stops27h 45mMultiple Airlines
Deal found 6/18$129
Fri 7/126:50 amIAH - IAD
2 stops27h 45mMultiple Airlines
Deal found 6/18$130
Sat 7/136:50 amIAH - IAD
2 stops27h 45mMultiple Airlines
Deal found 6/16$132

Find flights from Houston to Dulles Intl within your budget

Customize your flight search to find flights from Houston to Dulles Intl that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 3,281,944 searches. Data last updated June 18, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$230 - $285

Route

Depart

Return

Price

Houston George Bush IntcntlWashington, D.C. Dulles Intl

IAH - IAD

IAHIAD

Houston George Bush Intcntl

Thu 8/22

2 stops19h 19m

Washington, D.C. Dulles Intl

Sat 8/24

2 stops15h 50m

$230

Houston George Bush IntcntlWashington, D.C. Dulles Intl

IAH - IAD

IAHIAD

Houston George Bush Intcntl

Thu 7/11

2 stops32h 20m

Washington, D.C. Dulles Intl

Tue 7/16

2 stops15h 56m

$231

Houston George Bush IntcntlWashington, D.C. Dulles Intl

IAH - IAD

IAHIAD

Houston George Bush Intcntl

Tue 8/13

2 stops23h 30m

Washington, D.C. Dulles Intl

Tue 8/20

2 stops11h 20m

$232

Houston George Bush IntcntlWashington, D.C. Dulles Intl

IAH - IAD

IAHIAD

Houston George Bush Intcntl

Fri 7/12

Nonstop3h 02m

Washington, D.C. Dulles Intl

Tue 7/16

Nonstop3h 08m

$249

Houston George Bush IntcntlWashington, D.C. Dulles Intl

IAH - IAD

IAHIAD

Houston George Bush Intcntl

Wed 8/7

1 stop6h 35m

Washington, D.C. Dulles Intl

Wed 8/14

1 stop5h 16m

$264

Houston HobbyWashington, D.C. Dulles Intl

HOU - IAD

HOUIAD

Houston Hobby

Wed 7/17

1 stop7h 04m

Washington, D.C. Dulles Intl

Wed 7/24

1 stop7h 10m

$268

Houston George Bush IntcntlWashington, D.C. Dulles Intl

IAH - IAD

IAHIAD

Houston George Bush Intcntl

Thu 8/1

Nonstop3h 02m

Washington, D.C. Dulles Intl

Fri 8/9

Nonstop3h 06m

$270

Houston George Bush IntcntlWashington, D.C. Dulles Intl

IAH - IAD

IAHIAD

Houston George Bush Intcntl

Wed 7/31

1 stop7h 53m

Washington, D.C. Dulles Intl

Tue 8/6

2 stops8h 25m

$273

Houston HobbyWashington, D.C. Dulles Intl

HOU - IAD

HOUIAD

Houston Hobby

Fri 7/12

1 stop15h 10m

Washington, D.C. Dulles Intl

Mon 7/15

1 stop24h 25m

$285

Flights are sorted by cheapest first

Deals found on 6/18

How far ahead should I book a flight from Houston to Washington, D.C. Dulles Intl Airport?

Use this chart to determine the optimal time to book a round-trip flight from Houston to Dulles Intl. Price data was last updated on June 14, 2024.
To ensure you get the cheapest price possible for a flight from Houston to Washington, D.C. Dulles Intl Airport, you should look to book at least 87 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
Search Deals

What is the cheapest day to fly from Houston to Washington, D.C. Dulles Intl Airport?

Use this chart to determine the cheapest time to fly round-trip from Houston to Dulles Intl. Price data was last updated on June 16, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Houston to Washington, D.C. Dulles Intl Airport flight should consider departing on Tuesday mornings when fares are most often at their lowest. Monday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Best time to book a flight from Houston to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Houston with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Temperature and rainfall in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average temperature and rainfall totals by month.

WAS

Temperature

35.6 - 80.6 °F

If weather is an important factor for your trip to Washington, D.C. Dulles Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

Reviews of airlines servicing Dulles Intl

Get insights into the airlines that provide service to Dulles Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Dulles Intl. Reviews last updated June 18, 2024.
To help decide which airline to fly from Houston to Washington, D.C., see what other customers have to say about Delta, United Airlines and American Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
8.1
Very good
9,277 reviews

Entertainment

7.3

Crew

8.6

Overall

8.1

Food

7.3

Comfort

7.9

Boarding

8.2

Reviews

1 / 10

Great airline! I would fly with them again. Overall, very positive experience along every step of the way. I was so jazzed they offer direct flights from Denver to Anchorage! Great customer service.

8.1
Very good
9,277 reviews
8.1
Very good
9,277 reviews

Entertainment

7.3

Crew

8.6

Overall

8.1

Food

7.3

Comfort

7.9

Boarding

8.2

Reviews

1 / 10

Great airline! I would fly with them again. Overall, very positive experience along every step of the way. I was so jazzed they offer direct flights from Denver to Anchorage! Great customer service.

8.0
Very good
10,000 reviews
8.1
Very good
9,277 reviews

Entertainment

7.3

Crew

8.6

Overall

8.1

Food

7.3

Comfort

7.9

Boarding

8.2

Reviews

1 / 10

Great airline! I would fly with them again. Overall, very positive experience along every step of the way. I was so jazzed they offer direct flights from Denver to Anchorage! Great customer service.

7.7
Good
4,277 reviews
8.1
Very good
9,277 reviews

Entertainment

7.3

Crew

8.6

Overall

8.1

Food

7.3

Comfort

7.9

Boarding

8.2

Reviews

1 / 10

Great airline! I would fly with them again. Overall, very positive experience along every step of the way. I was so jazzed they offer direct flights from Denver to Anchorage! Great customer service.

7.4
Good
3,497 reviews
8.1
Very good
9,277 reviews

Entertainment

7.3

Crew

8.6

Overall

8.1

Food

7.3

Comfort

7.9

Boarding

8.2

Reviews

1 / 10

Great airline! I would fly with them again. Overall, very positive experience along every step of the way. I was so jazzed they offer direct flights from Denver to Anchorage! Great customer service.

7.4
Good
10,000 reviews
8.1
Very good
9,277 reviews

Entertainment

7.3

Crew

8.6

Overall

8.1

Food

7.3

Comfort

7.9

Boarding

8.2

Reviews

1 / 10

Great airline! I would fly with them again. Overall, very positive experience along every step of the way. I was so jazzed they offer direct flights from Denver to Anchorage! Great customer service.

Related info for your journey

Find useful and relevant information for your journey from Houston to Dulles Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • Can I find flights from Houston to Washington, D.C. Dulles Intl Airport for under $300 on Cheapflights?

    Yes, there are multiple flights from Houston to Washington, D.C. Dulles Intl Airport for under $300. The cheapest flight booked recently is on Multiple Airlines for just $230, but on average you can expect to pay $243.

  • Are there nonstop flights from Houston to Washington, D.C. Dulles Intl Airport for under $300 on Cheapflights?

    Cheapflights has at least 20 direct flights from Houston to Washington, D.C. Dulles Intl Airport under $300. A good price for a nonstop flight from Houston to Washington, D.C. Dulles Intl Airport is less than $293.

  • Are there last-minute flights available from Houston to Washington, D.C. Dulles Intl Airport for under $400?

    There are currently 20+ open flights from Houston to Washington, D.C. Dulles Intl Airport within the next 7 days for less than $400.

  • What days are nonstop flights available from Houston to Washington, D.C. Dulles Intl Airport?

    Days when nonstop flights are available for this flight are: Sunday, Friday.

  • How many flights depart from Houston to Washington, D.C. Dulles Intl Airport on average per day?

    Per day, 5 flights depart from Houston to Washington, D.C. Dulles Intl Airport on average.
    Evening (6pm - Midnight) - 100% of flight departures

  • How long is the flight from Houston to Washington, D.C. Dulles Intl Airport?

    United Airlines and Delta can get you from Houston to Washington, D.C. Dulles Intl Airport in just under 3h 02m. Your travel time can differ by up to 3h 33m. Houston and Washington, D.C. Dulles Intl Airport are separated by a distance of 1195 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from Houston to Washington, D.C. Dulles Intl Airport round-trip?

    According to our current data, United Airlines ($249), and Delta ($264) offers the cheapest pricing from Houston to Washington, D.C. Dulles Intl Airport. Users have found that United Airlines is 36% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Houston to Washington, D.C. Dulles Intl Airport one-way?

    For one-way options, check prices for United Airlines. According to our data, you can fly for as low as $125. Users have also found prices from $134 and $137 on Delta and American Airlines, respectively.

  • What are the most reliable airlines from Houston to Washington, D.C. Dulles Intl Airport?

    The top 3 most reliable airlines when flying from Houston to Washington, D.C. Dulles Intl Airport are Air China (88%), Avianca (78%) and Brussels Airlines (67%).

  • What are the cheapest flights from Houston to Washington, D.C. Dulles Intl Airport?

    On average you can expect to pay $962 for a flight from Houston to Washington, D.C. Dulles Intl Airport. The cheapest flight overall is $164 while the most popular route, (Houston Hobby - Washington, D.C. Dulles Intl) is currently priced at $235.

  • What does IAH to IAD mean?

    Houston George Bush Intcntl Airport is IAH and Washington, D.C. Dulles Intl Airport is IAD. These codes are created by the International Air Transport Association (IATA) and airlines use them to identify the departing and arrival airports in the flight routes they service. Houston Hobby Airport (HOU), College Station Easterwood Field Airport (CLL), Beaumont Jefferson County Airport (BPT) are other airports near this flight route and their unique identifiers/IATA codes.

  • Can I find deals for flights from Houston to Dulles Intl that include extra baggage allowance?

    The amount of baggage you can bring on your Houston to Dulles Intl flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Houston to Dulles Intl with specific airlines?

    Yes, Cheapflights allows you to browse and filter Houston to Dulles Intl flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from Houston to Dulles Intl that include hotel bookings?

    Yes. In addition to deals on Houston to Dulles Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Houston to Dulles Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Houston to Dulles Intl.

  • Can I find deals for business class flights from Houston to Dulles Intl?

    Yes. Cheapflights offers flight deals from Houston to Dulles Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from Houston to Dulles Intl that allow pets onboard?

    Many airlines flying from Houston to Dulles Intl offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Houston to Dulles Intl?

    Yes, you can often find last-minute deals on Houston to Dulles Intl flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Houston to Washington, D.C. Dulles Intl Airport flight deals updated?

    The Houston to Washington, D.C. Dulles Intl Airport flight deals you see on this page were last updated on 6/18.

  • What are the most popular airlines that fly from Houston to Washington, D.C. Dulles Intl Airport?

  • What is the cheapest month to book a flight from Houston to Washington, D.C. Dulles Intl Airport?

    Currently, September is the cheapest month in which you can book a flight from Houston to Washington, D.C. Dulles Intl Airport (average of $278). Flying from Houston to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of $378). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Houston to Dulles Intl
See prices for flight routes from nearby airports that may be better suited for you.

Top 5 airlines flying from Houston to Dulles Intl

Discover the top 5 airlines that operate flights from Houston to Dulles Intl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 3,281,944 searches. Data last updated June 18, 2024.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$85Average$235FlexibilityNo cancel feeOn-time65%
Alaska AirlinesCheapest$168Average$409FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$193Average$400FlexibilityNo cancel feeOn-time71%
DeltaCheapest$217Average$287FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$248Average$391FlexibilityNo cancel feeOn-time69%

Search flights from Houston to Dulles Intl by cabin class

Find flights from Houston to Dulles Intl, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Hourly flight availability from Houston to Dulles Intl

Find hourly flight availability from Houston to Dulles Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 18, 2024.
1%of flight departuresEarly morningMidnight to 6 am
47%of flight departuresMorning6 am to noon
31%of flight departuresAfternoonNoon to 6 pm
21%of flight departuresEvening6 pm to midnight
Midnight
6 AM
Noon
6 PM
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.