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Cheap flights from Houston to Washington, D.C. from $134

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. departing on 11/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Houston to Washington, D.C.

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
10:15 pm - 5:36 pmIAH  Houston George Bush Intcntl-IAD Washington, D.C. Dulles Intl
18h 21m2 stops Denver Intl Atlanta Hartsfield-Jackson
Frontier Logo
9:16 pm - 7:34 amIAD  Washington, D.C. Dulles Intl-IAH Houston George Bush Intcntl
11h 18m1 stop Atlanta Hartsfield-Jackson
$224Frontier
Tue, Nov 3 - Sun, Nov 8
Frontier Logo
12:21 pm - 7:09 pmIAH  Houston George Bush Intcntl-IAD Washington, D.C. Dulles Intl
5h 48m1 stop Orlando
Frontier Logo
7:00 am - 12:40 pmIAD  Washington, D.C. Dulles Intl-IAH Houston George Bush Intcntl
6h 40m1 stop Atlanta Hartsfield-Jackson
$225Frontier
Thu, Nov 12 - Sun, Nov 15
Frontier Logo
1:45 pm - 10:07 amIAH  Houston George Bush Intcntl-IAD Washington, D.C. Dulles Intl
19h 22m1 stop Orlando
Frontier Logo
8:39 pm - 10:14 pmIAD  Washington, D.C. Dulles Intl-IAH Houston George Bush Intcntl
26h 35m1 stop Atlanta Hartsfield-Jackson
$225Frontier
Tue, Sep 1 - Fri, Sep 4
Frontier Logo
6:28 am - 5:18 pmIAH  Houston George Bush Intcntl-IAD Washington, D.C. Dulles Intl
9h 50m1 stop Atlanta Hartsfield-Jackson
Frontier Logo
6:00 am - 2:50 pmIAD  Washington, D.C. Dulles Intl-IAH Houston George Bush Intcntl
9h 50m1 stop Las Vegas Harry Reid Intl
$225Frontier
Tue, Sep 15 - Thu, Sep 17
Multiple Airlines Logo
12:21 pm - 7:09 pmIAH  Houston George Bush Intcntl-IAD Washington, D.C. Dulles Intl
5h 48m1 stop Orlando
Multiple Airlines Logo
6:36 pm - 10:40 amIAD  Washington, D.C. Dulles Intl-IAH Houston George Bush Intcntl
17h 04m2 stops Blountville Tri Cities TN/VA Orlando
$251Multiple Airlines
Wed, Nov 11 - Fri, Nov 13
Multiple Airlines Logo
4:32 pm - 10:52 pmIAH  Houston George Bush Intcntl-IAD Washington, D.C. Dulles Intl
5h 20m1 stop Atlanta Hartsfield-Jackson
Multiple Airlines Logo
12:00 pm - 2:32 pmIAD  Washington, D.C. Dulles Intl-IAH Houston George Bush Intcntl
27h 32m2 stops Blountville Tri Cities TN/VA Orlando
$267Multiple Airlines
Wed, Aug 19 - Mon, Aug 31
Multiple Airlines Logo
3:25 pm - 11:20 amIAH  Houston George Bush Intcntl-IAD Washington, D.C. Dulles Intl
18h 55m2 stops Orlando Blountville Tri Cities TN/VA
Multiple Airlines Logo
6:20 am - 10:47 amIAD  Washington, D.C. Dulles Intl-IAH Houston George Bush Intcntl
5h 27m1 stop Atlanta Hartsfield-Jackson
$273Multiple Airlines
Thu, Aug 27 - Sun, Aug 30
United Airlines Logo
8:20 pm - 12:30 amIAH  Houston George Bush Intcntl-IAD Washington, D.C. Dulles Intl
3h 10mnonstop
United Airlines Logo
8:31 am - 10:52 amIAD  Washington, D.C. Dulles Intl-IAH Houston George Bush Intcntl
3h 21mnonstop
$292United Airlines
Thu, Sep 3 - Sun, Sep 6
United Airlines Logo
2:48 pm - 6:59 pmIAH  Houston George Bush Intcntl-IAD Washington, D.C. Dulles Intl
3h 11mnonstop
United Airlines Logo
5:55 pm - 8:18 pmIAD  Washington, D.C. Dulles Intl-IAH Houston George Bush Intcntl
3h 23mnonstop
$292United Airlines
Sun, Sep 6 - Wed, Sep 9
United Airlines Logo
7:50 pm - 11:55 pmIAH  Houston George Bush Intcntl-IAD Washington, D.C. Dulles Intl
3h 05mnonstop
United Airlines Logo
12:57 pm - 3:17 pmIAD  Washington, D.C. Dulles Intl-IAH Houston George Bush Intcntl
3h 20mnonstop
$292United Airlines
Sat, Sep 5 - Sat, Sep 12

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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
Nov 3
IAH10:15 pmHouston George Bush Intcntl
18h 21m
2 stops
IAD5:36 pmWashington, D.C. Dulles Intl
Nov 8
IAD9:16 pmWashington, D.C. Dulles Intl
11h 18m
1 stop
IAH7:34 amHouston George Bush Intcntl
$224
Frontier
Sep 1
IAH1:45 pmHouston George Bush Intcntl
19h 22m
1 stop
IAD10:07 amWashington, D.C. Dulles Intl
Sep 4
IAD8:39 pmWashington, D.C. Dulles Intl
26h 35m
1 stop
IAH10:14 pmHouston George Bush Intcntl
$225
Frontier
Oct 24
IAH12:21 pmHouston George Bush Intcntl
5h 48m
1 stop
IAD7:09 pmWashington, D.C. Dulles Intl
Oct 27
IAD7:00 amWashington, D.C. Dulles Intl
16h 10m
1 stop
IAH10:10 pmHouston George Bush Intcntl
$226

American Airlines flights from Houston to Washington, D.C. Dulles Intl Airport

Our best American Airlines deals on Houston to Washington, D.C. Dulles Intl Airport flight tickets
American Airlines
Sep 5
HOU12:14 pmHouston Hobby
5h 13m
1 stop
IAD6:27 pmWashington, D.C. Dulles Intl
Sep 9
IAD6:52 amWashington, D.C. Dulles Intl
7h 33m
1 stop
HOU1:25 pmHouston Hobby
$352
American Airlines
Oct 10
HOU2:01 pmHouston Hobby
8h 22m
1 stop
IAD11:23 pmWashington, D.C. Dulles Intl
Oct 13
IAD6:42 amWashington, D.C. Dulles Intl
7h 51m
1 stop
HOU1:33 pmHouston Hobby
$383
American Airlines
Sep 10
HOU6:04 amHouston Hobby
7h 14m
1 stop
IAD2:18 pmWashington, D.C. Dulles Intl
Sep 13
IAD7:35 pmWashington, D.C. Dulles Intl
5h 15m
1 stop
HOU11:50 pmHouston Hobby
$405

momondo Fare Finder

 
Customize your flight search to find flights from Houston to Washington, D.C. Dulles Intl Airport 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, momondo users made 832,500 searches. Data last updated August 9, 2026.
Use the filters below to find and compare flights from Houston to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HoustonWashington, D.C.

IAH Houston George Bush Intcntl - IAD Washington, D.C. Dulles Intl

IAHIAD

Houston George Bush Intcntl

Tue 11/3

10:15 pm-5:36 pm

2 stops18h 21m

Washington, D.C. Dulles Intl

Sun 11/8

9:16 pm-7:34 am

1 stop11h 18m

$224

HoustonWashington, D.C.

IAH Houston George Bush Intcntl - IAD Washington, D.C. Dulles Intl

IAHIAD

Houston George Bush Intcntl

Thu 11/12

12:21 pm-7:09 pm

1 stop5h 48m

Washington, D.C. Dulles Intl

Sun 11/15

7:00 am-12:40 pm

1 stop6h 40m

$225

HoustonWashington, D.C.

IAH Houston George Bush Intcntl - IAD Washington, D.C. Dulles Intl

IAHIAD

Houston George Bush Intcntl

Tue 9/1

1:45 pm-10:07 am

1 stop19h 22m

Washington, D.C. Dulles Intl

Fri 9/4

8:39 pm-10:14 pm

1 stop26h 35m

$225

HoustonWashington, D.C.

IAH Houston George Bush Intcntl - IAD Washington, D.C. Dulles Intl

IAHIAD

Houston George Bush Intcntl

Tue 9/15

6:28 am-5:18 pm

1 stop9h 50m

Washington, D.C. Dulles Intl

Thu 9/17

6:00 am-2:50 pm

1 stop9h 50m

$225

HoustonWashington, D.C.

IAH Houston George Bush Intcntl - IAD Washington, D.C. Dulles Intl

IAHIAD

Houston George Bush Intcntl

Wed 11/11

12:21 pm-7:09 pm

1 stop5h 48m

Washington, D.C. Dulles Intl

Fri 11/13

6:36 pm-10:40 am

2 stops17h 04m

$251

HoustonWashington, D.C.

IAH Houston George Bush Intcntl - IAD Washington, D.C. Dulles Intl

IAHIAD

Houston George Bush Intcntl

Wed 8/19

4:32 pm-10:52 pm

1 stop5h 20m

Washington, D.C. Dulles Intl

Mon 8/31

12:00 pm-2:32 pm

2 stops27h 32m

$267

HoustonWashington, D.C.

IAH Houston George Bush Intcntl - IAD Washington, D.C. Dulles Intl

IAHIAD

Houston George Bush Intcntl

Thu 8/27

3:25 pm-11:20 am

2 stops18h 55m

Washington, D.C. Dulles Intl

Sun 8/30

6:20 am-10:47 am

1 stop5h 27m

$273

HoustonWashington, D.C.

IAH Houston George Bush Intcntl - IAD Washington, D.C. Dulles Intl

IAHIAD

Houston George Bush Intcntl

Thu 9/3

8:20 pm-12:30 am

Nonstop3h 10m

Washington, D.C. Dulles Intl

Sun 9/6

8:31 am-10:52 am

Nonstop3h 21m

$292

HoustonWashington, D.C.

IAH Houston George Bush Intcntl - IAD Washington, D.C. Dulles Intl

IAHIAD

Houston George Bush Intcntl

Sun 9/6

2:48 pm-6:59 pm

Nonstop3h 11m

Washington, D.C. Dulles Intl

Wed 9/9

5:55 pm-8:18 pm

Nonstop3h 23m

$292
Quickest round-trip

HoustonWashington, D.C.

IAH Houston George Bush Intcntl - IAD Washington, D.C. Dulles Intl

IAHIAD

Houston George Bush Intcntl

Sat 9/5

7:50 pm-11:55 pm

Nonstop3h 05m

Washington, D.C. Dulles Intl

Sat 9/12

12:57 pm-3:17 pm

Nonstop3h 20m

$292

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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

What is the typical price of a round-trip flight between Houston and Washington, D.C. Dulles Intl Airport?

Prices are currently low for flights on this route.

Typical prices usually range from $248 to $604.
The lowest price recently found on this route was $224.

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

In general, October 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 $322. If you aren’t able to travel to Washington, D.C. Dulles Intl Airport during the month of October, then flying in August is also cheap. Prices for this month can be found on momondo for an average of $328.

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 $877 when looking at flights departing at noon. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are $1,161 on average. Flights to Washington, D.C. Dulles Intl Airport from Houston in the evening 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

What cabin class options are available on Houston to Washington, D.C. Dulles Intl Airport flights?

There are 4 cabin classes available to choose from on Houston to Washington, D.C. Dulles Intl Airport flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

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

Fastest flight time

2h 57m

Direct flights

Every day
The fastest flight from Houston to Washington, D.C. Dulles Intl Airport takes 2h 57m
Direct flights go from Houston to Washington, D.C. Dulles Intl Airport every day.
Search flight deals

Frequently asked questions about flying 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 57m 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?

  • 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
FrontierPriceFrom $113Free CancellationRating
5.6
2,715 reviews
Search Frontier flights
United AirlinesPriceFrom $243Free CancellationRating
7.4
10,097 reviews
Search United Airlines flights

Traveling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
National Harbor
Arlington
Gettysburg
Winchester
Waldorf
Laurel
Woodbridge
Fredericksburg
Gaithersburg
Linthicum Heights
Rockville
Silver Spring
Towson
Sterling
Colonial Beach
Springfield
Fairfax
Tysons
Edgewood

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.

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