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Cheap flights from Houston Hobby Airport to Washington, D.C. from $119

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 Hobby Airport to Washington, D.C. departing on 10/14. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Houston Hobby Airport to Washington, D.C.

Cheap round-trip flights

Delta Logo
6:00 am - 11:31 amHOU-IAD
4h 31m1 stop
Delta Logo
7:05 am - 1:27 pmIAD-HOU
7h 22m1 stop
$237Delta
Find Deal
mié., oct. 15 - mié., oct. 22
American Airlines Logo
10:12 am - 10:51 pmHOU-IAD
11h 39m1 stop
American Airlines Logo
6:11 am - 4:09 pmIAD-HOU
10h 58m1 stop
$283American Airlines
Find Deal
mié., oct. 15 - mié., oct. 22
American Airlines Logo
10:12 am - 4:47 pmHOU-IAD
5h 35m1 stop
American Airlines Logo
6:11 am - 10:14 pmIAD-HOU
17h 03m1 stop
$310American Airlines
Find Deal
mié., oct. 15 - mié., oct. 22
American Airlines Logo
6:00 am - 10:28 pmHOU-IAD
15h 28m1 stop
American Airlines Logo
6:04 am - 11:40 amIAD-HOU
6h 36m1 stop
$335American Airlines
Find Deal
sáb., nov. 8 - jue., nov. 13
Delta Logo
10:13 am - 4:57 pmHOU-IAD
5h 44m1 stop
Delta Logo
12:27 pm - 5:48 pmIAD-HOU
6h 21m1 stop
$337Delta
Find Deal
mar., oct. 14 - mar., oct. 21
Delta Logo
6:00 am - 2:38 pmHOU-IAD
7h 38m1 stop
Delta Logo
12:27 pm - 5:48 pmIAD-HOU
6h 21m1 stop
$352Delta
Find Deal
sáb., oct. 18 - mié., oct. 22
American Airlines Logo
10:13 am - 10:33 pmHOU-IAD
11h 20m1 stop
American Airlines Logo
6:05 am - 11:39 amIAD-HOU
6h 34m1 stop
$353American Airlines
Find Deal
jue., dic. 18 - mié., dic. 24
Southwest Logo
8:50 am - 10:15 pmHOU-IAD
12h 25m2 stops
Southwest Logo
1:50 pm - 10:40 pmIAD-HOU
9h 50m1 stop
$372Southwest
Find Deal
sáb., nov. 8 - jue., nov. 13
Southwest Logo
3:25 pm - 11:00 pmHOU-IAD
6h 35m1 stop
Southwest Logo
1:45 pm - 11:15 pmIAD-HOU
10h 30m1 stop
$383Southwest
Find Deal
sáb., oct. 25 - mié., nov. 26
Southwest Logo
11:35 am - 11:05 pmHOU-IAD
10h 30m2 stops
Southwest Logo
7:40 am - 4:15 pmIAD-HOU
9h 35m1 stop
$392Southwest
Find Deal
mié., oct. 22 - mié., nov. 5

Delta flights from Houston Hobby Airport to Washington, D.C. Dulles Intl Airport

Our best Delta deals on Houston Hobby Airport to Washington, D.C. Dulles Intl Airport flight tickets
Delta
Oct 15
HOU6:00 amHouston Hobby
4h 31m
1 stop
IAD11:31 amWashington, D.C. Dulles Intl
Oct 22
IAD7:05 amWashington, D.C. Dulles Intl
7h 22m
1 stop
HOU1:27 pmHouston Hobby
$237
Find similar
Delta
Oct 14
HOU10:13 amHouston Hobby
5h 44m
1 stop
IAD4:57 pmWashington, D.C. Dulles Intl
Oct 21
IAD12:27 pmWashington, D.C. Dulles Intl
6h 21m
1 stop
HOU5:48 pmHouston Hobby
$337
Find similar
Delta
Oct 18
HOU6:00 amHouston Hobby
7h 38m
1 stop
IAD2:38 pmWashington, D.C. Dulles Intl
Oct 22
IAD12:27 pmWashington, D.C. Dulles Intl
6h 21m
1 stop
HOU5:48 pmHouston Hobby
$352
Find similar

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

Our best American Airlines deals on Houston Hobby Airport to Washington, D.C. Dulles Intl Airport flight tickets
American Airlines
Oct 15
HOU10:12 amHouston Hobby
11h 39m
1 stop
IAD10:51 pmWashington, D.C. Dulles Intl
Oct 22
IAD6:11 amWashington, D.C. Dulles Intl
10h 58m
1 stop
HOU4:09 pmHouston Hobby
$283
Find similar
American Airlines
Oct 15
HOU10:12 amHouston Hobby
5h 35m
1 stop
IAD4:47 pmWashington, D.C. Dulles Intl
Oct 22
IAD6:11 amWashington, D.C. Dulles Intl
17h 03m
1 stop
HOU10:14 pmHouston Hobby
$310
Find similar
American Airlines
Nov 8
HOU6:00 amHouston Hobby
15h 28m
1 stop
IAD10:28 pmWashington, D.C. Dulles Intl
Nov 13
IAD6:04 amWashington, D.C. Dulles Intl
6h 36m
1 stop
HOU11:40 amHouston Hobby
$335
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Houston Hobby Airport 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 septiembre 16, 2025.
Use the filters below to find and compare flights from Houston Hobby Airport to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

HoustonWashington, D.C.

HOU - IAD

HOUIAD

Houston Hobby

mié. 10/15

6:00 am-11:31 am

1 stop4h 31m

Washington, D.C. Dulles Intl

mié. 10/22

7:05 am-1:27 pm

1 stop7h 22m

$237

HoustonWashington, D.C.

HOU - IAD

HOUIAD

Houston Hobby

mié. 10/15

10:12 am-10:51 pm

1 stop11h 39m

Washington, D.C. Dulles Intl

mié. 10/22

6:11 am-4:09 pm

1 stop10h 58m

$283

HoustonWashington, D.C.

HOU - IAD

HOUIAD

Houston Hobby

mié. 10/15

10:12 am-4:47 pm

1 stop5h 35m

Washington, D.C. Dulles Intl

mié. 10/22

6:11 am-10:14 pm

1 stop17h 03m

$310

HoustonWashington, D.C.

HOU - IAD

HOUIAD

Houston Hobby

sáb. 11/8

6:00 am-10:28 pm

1 stop15h 28m

Washington, D.C. Dulles Intl

jue. 11/13

6:04 am-11:40 am

1 stop6h 36m

$335

HoustonWashington, D.C.

HOU - IAD

HOUIAD

Houston Hobby

mar. 10/14

10:13 am-4:57 pm

1 stop5h 44m

Washington, D.C. Dulles Intl

mar. 10/21

12:27 pm-5:48 pm

1 stop6h 21m

$337

HoustonWashington, D.C.

HOU - IAD

HOUIAD

Houston Hobby

sáb. 10/18

6:00 am-2:38 pm

1 stop7h 38m

Washington, D.C. Dulles Intl

mié. 10/22

12:27 pm-5:48 pm

1 stop6h 21m

$352

HoustonWashington, D.C.

HOU - IAD

HOUIAD

Houston Hobby

jue. 12/18

10:13 am-10:33 pm

1 stop11h 20m

Washington, D.C. Dulles Intl

mié. 12/24

6:05 am-11:39 am

1 stop6h 34m

$353

HoustonWashington, D.C.

HOU - IAD

HOUIAD

Houston Hobby

sáb. 11/8

8:50 am-10:15 pm

2 stops12h 25m

Washington, D.C. Dulles Intl

jue. 11/13

1:50 pm-10:40 pm

1 stop9h 50m

$372

HoustonWashington, D.C.

HOU - IAD

HOUIAD

Houston Hobby

sáb. 10/25

3:25 pm-11:00 pm

1 stop6h 35m

Washington, D.C. Dulles Intl

mié. 11/26

1:45 pm-11:15 pm

1 stop10h 30m

$383

HoustonWashington, D.C.

HOU - IAD

HOUIAD

Houston Hobby

mié. 10/22

11:35 am-11:05 pm

2 stops10h 30m

Washington, D.C. Dulles Intl

mié. 11/5

7:40 am-4:15 pm

1 stop9h 35m

$392

Flights are sorted by cheapest round-trip flights first.

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See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from Houston Hobby Airport 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 cheapest month to fly to Washington, D.C. Dulles Intl Airport?

In general, August is the cheapest month to fly from Houston Hobby Airport 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 $263. If you aren’t able to travel to Washington, D.C. Dulles Intl Airport during the month of August, then flying in June is also cheap. Prices for this month can be found on momondo for an average of $296.

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 Hobby Airport 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 Hobby Airport in the evening is the least expensive time of day to depart. momondo users have found prices as low as $734 when looking at flights departing in the evening. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are $1,001 on average. Flights to Washington, D.C. Dulles Intl Airport from Houston Hobby Airport in the morning are generally more expensive because this time of day is more convenient for travelers’ schedules.

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 Hobby Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. Dulles Intl Airport for around $346 when searching 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 Hobby Airport for as low as $265 on momondo.

How have Houston Hobby Airport to Washington, D.C. Dulles Intl Airport flight prices changed over time?

As of September 2025, prices for Houston Hobby Airport to Washington, D.C. Dulles Intl Airport flights are approximately 16% cheaper when compared to flights at the same time last year.

When to book flights from Houston Hobby Airport to Washington, D.C. Dulles Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Houston Hobby Airport to Washington, D.C. Dulles Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Houston Hobby Airport to Washington, D.C. Dulles Intl Airport (HOU to IAD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Houston Hobby Airport to Washington, D.C. Dulles Intl Airport

Direct flights

None
There are no direct flights from Houston Hobby Airport to Washington, D.C. Dulles Intl Airport. There are no popular flight routes from Houston Hobby Airport to Washington, D.C. Dulles Intl Airport.
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  • How far is Houston Hobby to Washington, D.C. Dulles Intl by plane?

    The distance between Houston Hobby and Washington, D.C. Dulles Intl is about 1199.3 mi. A reasonable flight in good conditions will take 4h 26m.

  • When did momondo last update prices for flights from Houston Hobby Airport to Washington, D.C. Dulles Intl Airport?

    Prices for flights from Houston Hobby Airport to Washington, D.C. Dulles Intl Airport were last updated today.

  • How many operators does momondo search for flights from Houston Hobby Airport to Washington, D.C. Dulles Intl Airport?

  • How old do you have to be to fly from Houston Hobby Airport 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 Hobby Airport to Washington, D.C. Dulles Intl Airport.

  • What documentation or ID do you need to fly to Washington, D.C. Dulles Intl Airport?

    The travel and health documents you'll need for your trip to Washington, D.C. Dulles Intl 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 Washington, D.C. Dulles Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Houston Hobby Airport to Washington, D.C. Dulles Intl Airport?

Best airlines flying from Houston Hobby Airport to Washington, D.C. Dulles Intl Airport

Compare and see reviews for airlines that fly from Houston Hobby Airport to Washington, D.C. Dulles Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $54Free CancellationRating
6.3
8,019 reviews
Search Spirit Airlines flights
FrontierPriceFrom $175Free CancellationRating
5.8
3,174 reviews
Search Frontier flights
United AirlinesPriceFrom $231Free CancellationRating
7.4
8,924 reviews
Search United Airlines flights
American AirlinesPriceFrom $288Free CancellationRating
7.2
10,000 reviews
Search American 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
Gettysburg
National Harbor
Arlington
Winchester
Woodbridge
Waldorf
Tysons
Laurel
Colonial Beach
Silver Spring
Fredericksburg
Harpers Ferry
Towson
Rockville
Manassas
Reston
Fairfax
Glen Burnie
Gaithersburg

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?

Yes. momondo allows you to filter the results for Houston to Washington, D.C. flights to just show those with flexible booking policies.

How can momondo help me find flights from Houston to Washington, D.C.?

Once you have performed a search for Houston to Washington, D.C. flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Houston to Washington, D.C. right now. Can momondo alert me if prices change?

Price alerts on flights to Washington, D.C. from Houston are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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