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Cheap flights from Houston to Washington, D.C. from $127

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 1/14. 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 to Washington, D.C.

Cheap round-trip flights

Frontier Logo
7:20 am - 9:59 pmIAH-DCA
13h 39m1 stop
Frontier Logo
6:00 pm - 9:14 pmDCA-IAH
28h 14m1 stop
$167Frontier
Find Deal
Sat, Sep 27 - Mon, Sep 29
Frontier Logo
7:20 am - 4:59 pmIAH-DCA
8h 39m1 stop
Frontier Logo
1:00 pm - 11:09 amDCA-IAH
23h 09m1 stop
$168Frontier
Find Deal
Sat, Sep 27 - Sun, Sep 28
Frontier Logo
6:15 am - 4:59 pmIAH-DCA
9h 44m1 stop
Frontier Logo
1:00 pm - 9:14 pmDCA-IAH
9h 14m1 stop
$177Frontier
Find Deal
Mon, Sep 22 - Wed, Oct 1
Frontier Logo
7:30 am - 12:10 pmIAH-DCA
27h 40m1 stop
Frontier Logo
1:00 pm - 11:39 pmDCA-IAH
11h 39m1 stop
$180Frontier
Find Deal
Wed, Sep 17 - Mon, Sep 22
American Airlines Logo
6:30 am - 10:38 amIAH-DCA
3h 08mnonstop
American Airlines Logo
11:59 am - 4:53 pmDCA-IAH
5h 54m1 stop
$203American Airlines
Find Deal
Sat, Oct 11 - Sat, Oct 11
American Airlines Logo
7:25 am - 2:22 pmIAH-DCA
5h 57m1 stop
American Airlines Logo
5:20 pm - 10:07 pmDCA-IAH
5h 47m1 stop
$211American Airlines
Find Deal
Sat, Oct 18 - Sat, Oct 18
Southwest Logo
8:05 am - 12:00 pmHOU-DCA
2h 55mnonstop
Southwest Logo
1:45 pm - 4:10 pmDCA-HOU
3h 25mnonstop
$281Southwest
Find Deal
Wed, Oct 1 - Wed, Oct 8
Southwest Logo
8:45 am - 3:05 pmHOU-DCA
5h 20m1 stop
Southwest Logo
6:30 pm - 9:05 pmDCA-HOU
3h 35mnonstop
$287Southwest
Find Deal
Wed, Nov 5 - Wed, Nov 5
Delta Logo
6:00 am - 12:45 pmHOU-DCA
5h 45m1 stop
Delta Logo
12:31 pm - 5:48 pmDCA-HOU
6h 17m1 stop
$311Delta
Find Deal
Tue, Oct 7 - Sat, Oct 11
Delta Logo
1:13 pm - 8:13 pmHOU-DCA
6h 00m1 stop
Delta Logo
6:00 am - 12:18 pmDCA-HOU
7h 18m1 stop
$321Delta
Find Deal
Sat, Sep 27 - Thu, Oct 2

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
Sep 27
IAH7:20 amHouston George Bush Intcntl
13h 39m
1 stop
DCA9:59 pmWashington, D.C. Reagan-National
Sep 29
DCA6:00 pmWashington, D.C. Reagan-National
28h 14m
1 stop
IAH9:14 pmHouston George Bush Intcntl
$167
Find similar
Frontier
Sep 27
IAH7:20 amHouston George Bush Intcntl
8h 39m
1 stop
DCA4:59 pmWashington, D.C. Reagan-National
Sep 28
DCA1:00 pmWashington, D.C. Reagan-National
23h 09m
1 stop
IAH11:09 amHouston George Bush Intcntl
$168
Find similar
Frontier
Sep 22
IAH6:15 amHouston George Bush Intcntl
9h 44m
1 stop
DCA4:59 pmWashington, D.C. Reagan-National
Oct 1
DCA1:00 pmWashington, D.C. Reagan-National
9h 14m
1 stop
IAH9:14 pmHouston George Bush Intcntl
$177
Find similar

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

Our best Southwest deals on Houston to Washington, D.C. Reagan-National Airport flight tickets
Southwest
Oct 1
HOU8:05 amHouston Hobby
2h 55m
DCA12:00 pmWashington, D.C. Reagan-National
Oct 8
DCA1:45 pmWashington, D.C. Reagan-National
3h 25m
HOU4:10 pmHouston Hobby
$281
Find similar
Southwest
Nov 5
HOU8:45 amHouston Hobby
5h 20m
1 stop
DCA3:05 pmWashington, D.C. Reagan-National
Nov 5
DCA6:30 pmWashington, D.C. Reagan-National
3h 35m
HOU9:05 pmHouston Hobby
$287
Find similar
Southwest
Oct 7
HOU8:10 amHouston Hobby
2h 50m
DCA12:00 pmWashington, D.C. Reagan-National
Oct 11
DCA7:25 amWashington, D.C. Reagan-National
3h 20m
HOU9:45 amHouston Hobby
$291
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 September 4, 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

Sat 9/27

7:20 am-9:59 pm

1 stop13h 39m

Washington, D.C. Reagan-National

Mon 9/29

6:00 pm-9:14 pm

1 stop28h 14m

$167

HoustonWashington, D.C.

IAH - DCA

IAHDCA

Houston George Bush Intcntl

Sat 9/27

7:20 am-4:59 pm

1 stop8h 39m

Washington, D.C. Reagan-National

Sun 9/28

1:00 pm-11:09 am

1 stop23h 09m

$168

HoustonWashington, D.C.

IAH - DCA

IAHDCA

Houston George Bush Intcntl

Mon 9/22

6:15 am-4:59 pm

1 stop9h 44m

Washington, D.C. Reagan-National

Wed 10/1

1:00 pm-9:14 pm

1 stop9h 14m

$177

HoustonWashington, D.C.

IAH - DCA

IAHDCA

Houston George Bush Intcntl

Wed 9/17

7:30 am-12:10 pm

1 stop27h 40m

Washington, D.C. Reagan-National

Mon 9/22

1:00 pm-11:39 pm

1 stop11h 39m

$180

HoustonWashington, D.C.

IAH - DCA

IAHDCA

Houston George Bush Intcntl

Sat 10/11

6:30 am-10:38 am

Nonstop3h 08m

Washington, D.C. Reagan-National

Sat 10/11

11:59 am-4:53 pm

1 stop5h 54m

$203

HoustonWashington, D.C.

IAH - DCA

IAHDCA

Houston George Bush Intcntl

Sat 10/18

7:25 am-2:22 pm

1 stop5h 57m

Washington, D.C. Reagan-National

Sat 10/18

5:20 pm-10:07 pm

1 stop5h 47m

$211

HoustonWashington, D.C.

HOU - DCA

HOUDCA

Houston Hobby

Wed 10/1

8:05 am-12:00 pm

Nonstop2h 55m

Washington, D.C. Reagan-National

Wed 10/8

1:45 pm-4:10 pm

Nonstop3h 25m

$281

HoustonWashington, D.C.

HOU - DCA

HOUDCA

Houston Hobby

Wed 11/5

8:45 am-3:05 pm

1 stop5h 20m

Washington, D.C. Reagan-National

Wed 11/5

6:30 pm-9:05 pm

Nonstop3h 35m

$287

HoustonWashington, D.C.

HOU - DCA

HOUDCA

Houston Hobby

Tue 10/7

6:00 am-12:45 pm

1 stop5h 45m

Washington, D.C. Reagan-National

Sat 10/11

12:31 pm-5:48 pm

1 stop6h 17m

$311

HoustonWashington, D.C.

HOU - DCA

HOUDCA

Houston Hobby

Sat 9/27

1:13 pm-8:13 pm

1 stop6h 00m

Washington, D.C. Reagan-National

Thu 10/2

6:00 am-12:18 pm

1 stop7h 18m

$321

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest 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 February is, on average, the cheapest month to fly to Washington, D.C. Reagan-National Airport from Houston, with most prices found around $288. If you aren’t able to travel to Washington, D.C. Reagan-National Airport during the month of February, then flying in September is also cheap. Prices for this month can be found on momondo for an average of $339.

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 Tuesday. Travelers who choose to depart for Washington, D.C. Reagan-National Airport on a Tuesday will often find tickets for as low as $292. Flights from Houston to Washington, D.C. Reagan-National Airport on a Sunday will generally be more expensive and average around $432. 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 $349. In contrast, the most expensive time of day to depart to Washington, D.C. Reagan-National Airport is at noon when prices are around $466.

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 $366 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
8,016 reviews
Search Spirit Airlines flights
FrontierPriceFrom $128Free CancellationRating
5.8
3,194 reviews
Search Frontier flights
DeltaPriceFrom $144Free CancellationRating
7.9
7,977 reviews
Search Delta flights
American AirlinesPriceFrom $176Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
SouthwestPriceFrom $224Free CancellationRating
8.0
4,242 reviews
Search Southwest flights
United AirlinesPriceFrom $239Free CancellationRating
7.4
8,937 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
Gettysburg
National Harbor
Arlington
Woodbridge
Waldorf
Tysons
Laurel
Silver Spring
Colonial Beach
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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