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Cheap flights from Houston to Washington, D.C. from $75

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 2/13. 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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Frontier Logo
11:32 am - 1:05 pmIAH-DCA
24h 33m1 stop
Frontier Logo
2:00 pm - 12:31 amDCA-IAH
11h 31m1 stop
$161Frontier
Find Deal
Fri, Jan 23 - Mon, Jan 26
American Airlines Logo
6:04 am - 10:04 amIAH-DCA
3h 00mnonstop
American Airlines Logo
7:45 pm - 10:30 pmDCA-IAH
3h 45mnonstop
$163American Airlines
Find Deal
Sat, Jan 10 - Sat, Jan 17
United Airlines Logo
7:30 am - 11:29 amIAH-DCA
2h 59mnonstop
United Airlines Logo
12:40 pm - 3:26 pmDCA-IAH
3h 46mnonstop
$181United Airlines
Find Deal
Fri, Jan 9 - Sat, Jan 17
United Airlines Logo
5:00 am - 11:58 amIAH-DCA
5h 58m1 stop
United Airlines Logo
8:15 am - 10:56 amDCA-IAH
3h 41mnonstop
$191United Airlines
Find Deal
Sun, Dec 14 - Tue, Dec 16
Multiple Airlines Logo
12:13 pm - 1:02 pmIAH-DCA
23h 49m2 stops
Multiple Airlines Logo
8:15 am - 9:52 pmDCA-IAH
14h 37m1 stop
$216Multiple Airlines
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Wed, Nov 5 - Tue, Nov 11
Delta Logo
1:36 pm - 7:40 pmIAH-DCA
5h 04m1 stop
Delta Logo
8:00 am - 12:31 pmDCA-IAH
5h 31m1 stop
$217Delta
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Wed, Dec 3 - Sat, Dec 6
Delta Logo
2:32 pm - 8:40 pmHOU-DCA
5h 08m1 stop
Delta Logo
8:59 am - 1:28 pmDCA-HOU
5h 29m1 stop
$217Delta
Find Deal
Wed, Dec 3 - Sat, Dec 6
Multiple Airlines Logo
11:32 am - 1:05 pmIAH-DCA
24h 33m1 stop
Multiple Airlines Logo
8:00 am - 5:18 amDCA-IAH
22h 18m2 stops
$220Multiple Airlines
Find Deal
Tue, Jan 20 - Sat, Jan 24
Southwest Logo
8:10 am - 12:05 pmHOU-DCA
2h 55mnonstop
Southwest Logo
7:15 pm - 9:45 pmDCA-HOU
3h 30mnonstop
$272Southwest
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Wed, Dec 10 - Fri, Dec 12
Southwest Logo
3:00 pm - 8:05 pmHOU-DCA
4h 05m1 stop
Southwest Logo
6:55 am - 9:35 amDCA-HOU
3h 40mnonstop
$277Southwest
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Wed, Dec 10 - Fri, Dec 12

Frontier flights from Houston to Washington, D.C. Reagan-National Airport

Our best Frontier deals on Houston to Washington, D.C. Reagan-National Airport flight tickets
Frontier
Jan 23
IAH11:32 amHouston George Bush Intcntl
24h 33m
1 stop
DCA1:05 pmWashington, D.C. Reagan-National
Jan 26
DCA2:00 pmWashington, D.C. Reagan-National
11h 31m
1 stop
IAH12:31 amHouston George Bush Intcntl
$161
Find similar
Frontier
Nov 6
IAH8:48 pmHouston George Bush Intcntl
24h 11m
1 stop
DCA9:59 pmWashington, D.C. Reagan-National
Nov 11
DCA6:00 pmWashington, D.C. Reagan-National
28h 53m
1 stop
IAH9:53 pmHouston George Bush Intcntl
$170
Find similar
Frontier
Dec 4
IAH6:45 amHouston George Bush Intcntl
14h 14m
1 stop
DCA9:59 pmWashington, D.C. Reagan-National
Dec 8
DCA6:00 pmWashington, D.C. Reagan-National
20h 43m
1 stop
IAH1:43 pmHouston George Bush Intcntl
$171
Find similar

United Airlines flights from Houston to Washington, D.C. Reagan-National Airport

Our best United Airlines deals on Houston to Washington, D.C. Reagan-National Airport flight tickets
United Airlines
Jan 9
IAH7:30 amHouston George Bush Intcntl
2h 59m
DCA11:29 amWashington, D.C. Reagan-National
Jan 17
DCA12:40 pmWashington, D.C. Reagan-National
3h 46m
IAH3:26 pmHouston George Bush Intcntl
$181
Find similar
United Airlines
Dec 14
IAH5:00 amHouston George Bush Intcntl
5h 58m
1 stop
DCA11:58 amWashington, D.C. Reagan-National
Dec 16
DCA8:15 amWashington, D.C. Reagan-National
3h 41m
IAH10:56 amHouston George Bush Intcntl
$191
Find similar
United Airlines
Dec 5
IAH6:05 pmHouston George Bush Intcntl
2h 59m
DCA10:04 pmWashington, D.C. Reagan-National
Dec 7
DCA6:00 amWashington, D.C. Reagan-National
3h 35m
IAH8:35 amHouston George Bush Intcntl
$199
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Houston to Washington, D.C. Reagan-National 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 October 23, 2025.
Use the filters below to find and compare flights from Houston to Washington, D.C. Reagan-National Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

HoustonWashington, D.C.

IAH - DCA

IAHDCA

Houston George Bush Intcntl

Fri 1/23

11:32 am-1:05 pm

1 stop24h 33m

Washington, D.C. Reagan-National

Mon 1/26

2:00 pm-12:31 am

1 stop11h 31m

$161

HoustonWashington, D.C.

IAH - DCA

IAHDCA

Houston George Bush Intcntl

Sat 1/10

6:04 am-10:04 am

Nonstop3h 00m

Washington, D.C. Reagan-National

Sat 1/17

7:45 pm-10:30 pm

Nonstop3h 45m

$163

HoustonWashington, D.C.

IAH - DCA

IAHDCA

Houston George Bush Intcntl

Fri 1/9

7:30 am-11:29 am

Nonstop2h 59m

Washington, D.C. Reagan-National

Sat 1/17

12:40 pm-3:26 pm

Nonstop3h 46m

$181

HoustonWashington, D.C.

IAH - DCA

IAHDCA

Houston George Bush Intcntl

Sun 12/14

5:00 am-11:58 am

1 stop5h 58m

Washington, D.C. Reagan-National

Tue 12/16

8:15 am-10:56 am

Nonstop3h 41m

$191

HoustonWashington, D.C.

IAH - DCA

IAHDCA

Houston George Bush Intcntl

Wed 11/5

12:13 pm-1:02 pm

2 stops23h 49m

Washington, D.C. Reagan-National

Tue 11/11

8:15 am-9:52 pm

1 stop14h 37m

$216

HoustonWashington, D.C.

IAH - DCA

IAHDCA

Houston George Bush Intcntl

Wed 12/3

1:36 pm-7:40 pm

1 stop5h 04m

Washington, D.C. Reagan-National

Sat 12/6

8:00 am-12:31 pm

1 stop5h 31m

$217

HoustonWashington, D.C.

HOU - DCA

HOUDCA

Houston Hobby

Wed 12/3

2:32 pm-8:40 pm

1 stop5h 08m

Washington, D.C. Reagan-National

Sat 12/6

8:59 am-1:28 pm

1 stop5h 29m

$217

HoustonWashington, D.C.

IAH - DCA

IAHDCA

Houston George Bush Intcntl

Tue 1/20

11:32 am-1:05 pm

1 stop24h 33m

Washington, D.C. Reagan-National

Sat 1/24

8:00 am-5:18 am

2 stops22h 18m

$220

HoustonWashington, D.C.

HOU - DCA

HOUDCA

Houston Hobby

Wed 12/10

8:10 am-12:05 pm

Nonstop2h 55m

Washington, D.C. Reagan-National

Fri 12/12

7:15 pm-9:45 pm

Nonstop3h 30m

$272

HoustonWashington, D.C.

HOU - DCA

HOUDCA

Houston Hobby

Wed 12/10

3:00 pm-8:05 pm

1 stop4h 05m

Washington, D.C. Reagan-National

Fri 12/12

6:55 am-9:35 am

Nonstop3h 40m

$277

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 to Washington, D.C. Reagan-National 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. Reagan-National Airport?

The month of August is, on average, the cheapest month to fly to Washington, D.C. Reagan-National Airport from Houston, with most prices found around $279. If you aren’t able to travel to Washington, D.C. Reagan-National Airport during the month of August, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $288.

What is the cheapest day to depart on your flight to Washington, D.C. Reagan-National Airport?

The cheapest day to depart from Houston to Washington, D.C. Reagan-National Airport is on a Thursday. Travelers who choose to depart for Washington, D.C. Reagan-National Airport on a Thursday will often find tickets for as low as $305. Flights from Houston to Washington, D.C. Reagan-National Airport on a Sunday will generally be more expensive and average around $446. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Washington, D.C. Reagan-National Airport?

Our data shows that the cheapest Houston to Washington, D.C. Reagan-National Airport flights are usually those with departure times in the evening. Our users have found flights to Washington, D.C. Reagan-National Airport in the evening for as low as $351. In contrast, the most expensive time of day to depart to Washington, D.C. Reagan-National Airport is at noon when prices are around $463.

What is the cheapest Houston to Washington, D.C. Reagan-National flight route?

Fly from Houston George Bush Intcntl to Washington, D.C. Reagan-National for the best Houston - Washington, D.C. Reagan-National flight prices

How far in advance should I book a flight to Washington, D.C. Reagan-National Airport?

You are more likely to see cheaper flights to Washington, D.C. Reagan-National Airport from Houston when booking weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. Reagan-National Airport for around $351 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Washington, D.C. Reagan-National Airport from Houston for as low as $263 on momondo.

What cabin class options are available on Houston to Washington, D.C. Reagan-National flights?

There are 4 cabin classes available to choose from on Houston to Washington, D.C. Reagan-National 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. Reagan-National Airport flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Houston to Washington, D.C. Reagan-National Airport

Fastest flight time

2h 50m

Direct flights

Every day
The fastest flight from Houston to Washington, D.C. Reagan-National Airport takes 2h 50m
Direct flights go from Houston to Washington, D.C. Reagan-National Airport every day.
Search flight deals

  • How far is Houston to Washington, D.C. Reagan-National by plane?

    There are 1216.1 mi between Houston and Washington, D.C. Reagan-National. A reasonable flight in good conditions will take 2h 50m.

  • When did momondo last update prices for flights from Houston to Washington, D.C. Reagan-National Airport?

    Prices for flights from Houston to Washington, D.C. Reagan-National Airport are updated daily.

  • How many operators does momondo search for flights from Houston to Washington, D.C. Reagan-National Airport?

  • How old do you have to be to fly from Houston to Washington, D.C. Reagan-National Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Houston to Washington, D.C. Reagan-National Airport.

  • What documentation or ID do you need to fly to Washington, D.C. Reagan-National Airport?

    The required travel and health documents for your Washington, D.C. Reagan-National 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. Reagan-National 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. Reagan-National Airport

Compare and see reviews for airlines that fly from Houston to Washington, D.C. Reagan-National Airport with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $67Free CancellationRating
6.3
8,098 reviews
Search Spirit Airlines flights
FrontierPriceFrom $128Free CancellationRating
5.8
3,128 reviews
Search Frontier flights
DeltaPriceFrom $144Free CancellationRating
7.9
7,981 reviews
Search Delta flights
American AirlinesPriceFrom $147Free CancellationRating
7.2
11,028 reviews
Search American Airlines flights
United AirlinesPriceFrom $181Free CancellationRating
7.4
8,991 reviews
Search United Airlines flights
SouthwestPriceFrom $229Free CancellationRating
8.0
4,237 reviews
Search Southwest 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
Gettysburg
Arlington
Woodbridge
Waldorf
Tysons
Laurel
Colonial Beach
Silver Spring
Fredericksburg
Towson
Rockville
Manassas
Reston
Fairfax
Gaithersburg
Glen Burnie
Springfield
Linthicum Heights

Why use momondo?

Why should I use momondo to find a flight deal from Houston to Washington, D.C.?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Houston to Washington, D.C.. momondo saves you time and could save you money on your trip.

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.?

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 simply researching potential flights to Washington, D.C., momondo offers a useful price alert feature which will track prices for flights to Washington, D.C. from Houston and alert you when they change.

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