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Cheap flights from Houston George Bush Intcntl Airport to Washington, D.C. from $125

1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Houston George Bush Intcntl Airport to Washington, D.C.

Cheap round-trip flights

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Frontier Logo
9:43 pm - 12:09 pmIAH  Houston George Bush Intcntl-DCA Washington, D.C. Reagan-National
13h 26m1 stop Denver Intl
Frontier Logo
6:00 pm - 12:42 amDCA  Washington, D.C. Reagan-National-IAH Houston George Bush Intcntl
7h 42m1 stop Denver Intl
$248Frontier
Wed, Nov 4 - Thu, Nov 12
Frontier Logo
9:43 pm - 12:09 pmIAH  Houston George Bush Intcntl-DCA Washington, D.C. Reagan-National
13h 26m1 stop Denver Intl
Frontier Logo
1:00 pm - 12:42 amDCA  Washington, D.C. Reagan-National-IAH Houston George Bush Intcntl
12h 42m1 stop Denver Intl
$248Frontier
Tue, Nov 3 - Fri, Nov 13
Delta Logo
5:35 am - 11:31 amIAH  Houston George Bush Intcntl-DCA Washington, D.C. Reagan-National
4h 56m1 stop Atlanta Hartsfield-Jackson
Delta Logo
6:30 pm - 12:02 amDCA  Washington, D.C. Reagan-National-IAH Houston George Bush Intcntl
6h 32m1 stop Atlanta Hartsfield-Jackson
$248Delta
Sun, Nov 22 - Tue, Dec 1
Delta Logo
5:35 am - 12:59 pmIAH  Houston George Bush Intcntl-DCA Washington, D.C. Reagan-National
6h 24m1 stop Atlanta Hartsfield-Jackson
Delta Logo
7:00 am - 2:10 pmDCA  Washington, D.C. Reagan-National-IAH Houston George Bush Intcntl
8h 10m1 stop Atlanta Hartsfield-Jackson
$248Delta
Sun, Nov 22 - Thu, Nov 26
Frontier Logo
9:43 pm - 12:09 pmIAH  Houston George Bush Intcntl-DCA Washington, D.C. Reagan-National
13h 26m1 stop Denver Intl
Frontier Logo
1:00 pm - 12:42 amDCA  Washington, D.C. Reagan-National-IAH Houston George Bush Intcntl
12h 42m1 stop Denver Intl
$248Frontier
Wed, Nov 4 - Fri, Nov 13
Delta Logo
5:10 am - 11:34 amIAH  Houston George Bush Intcntl-DCA Washington, D.C. Reagan-National
5h 24m1 stop Atlanta Hartsfield-Jackson
Delta Logo
7:00 am - 1:33 pmDCA  Washington, D.C. Reagan-National-IAH Houston George Bush Intcntl
7h 33m1 stop Atlanta Hartsfield-Jackson
$248Delta
Sun, Dec 20 - Fri, Jan 1
United Airlines Logo
7:59 pm - 11:57 pmIAH  Houston George Bush Intcntl-DCA Washington, D.C. Reagan-National
2h 58mnonstop
United Airlines Logo
4:34 pm - 7:10 pmDCA  Washington, D.C. Reagan-National-IAH Houston George Bush Intcntl
3h 36mnonstop
$249United Airlines
Thu, Nov 12 - Fri, Nov 13
United Airlines Logo
7:59 pm - 11:57 pmIAH  Houston George Bush Intcntl-DCA Washington, D.C. Reagan-National
2h 58mnonstop
United Airlines Logo
8:00 am - 10:35 amDCA  Washington, D.C. Reagan-National-IAH Houston George Bush Intcntl
3h 35mnonstop
$249United Airlines
Wed, Dec 9 - Thu, Dec 10
American Airlines Logo
8:54 am - 1:00 pmIAH  Houston George Bush Intcntl-DCA Washington, D.C. Reagan-National
3h 06mnonstop
American Airlines Logo
1:59 pm - 4:40 pmDCA  Washington, D.C. Reagan-National-IAH Houston George Bush Intcntl
3h 41mnonstop
$249American Airlines
Tue, Dec 15 - Wed, Dec 16
American Airlines Logo
5:10 pm - 9:17 pmIAH  Houston George Bush Intcntl-DCA Washington, D.C. Reagan-National
3h 07mnonstop
American Airlines Logo
7:29 am - 10:10 amDCA  Washington, D.C. Reagan-National-IAH Houston George Bush Intcntl
3h 41mnonstop
$249American Airlines
Mon, Dec 14 - Wed, Dec 16

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JetBlue flights from Houston George Bush Intcntl Airport to Washington, D.C. Reagan-National Airport

Our best JetBlue deals on Houston George Bush Intcntl Airport to Washington, D.C. Reagan-National Airport flight tickets
JetBlue
Dec 29
IAH12:59 pmHouston George Bush Intcntl
7h 19m
1 stop
DCA9:18 pmWashington, D.C. Reagan-National
Jan 8
DCA9:00 amWashington, D.C. Reagan-National
7h 37m
1 stop
IAH3:37 pmHouston George Bush Intcntl
$249
JetBlue
Nov 17
IAH12:45 pmHouston George Bush Intcntl
7h 23m
1 stop
DCA9:08 pmWashington, D.C. Reagan-National
Dec 3
DCA3:10 pmWashington, D.C. Reagan-National
8h 54m
1 stop
IAH11:04 pmHouston George Bush Intcntl
$257
JetBlue
Nov 11
IAH12:45 pmHouston George Bush Intcntl
7h 23m
1 stop
DCA9:08 pmWashington, D.C. Reagan-National
Nov 16
DCA3:35 pmWashington, D.C. Reagan-National
8h 24m
1 stop
IAH10:59 pmHouston George Bush Intcntl
$267

American Airlines flights from Houston George Bush Intcntl Airport to Washington, D.C. Reagan-National Airport

Our best American Airlines deals on Houston George Bush Intcntl Airport to Washington, D.C. Reagan-National Airport flight tickets
American Airlines
Dec 10
IAH5:10 pmHouston George Bush Intcntl
3h 07m
DCA9:17 pmWashington, D.C. Reagan-National
Dec 14
DCA5:10 pmWashington, D.C. Reagan-National
6h 34m
1 stop
IAH10:44 pmHouston George Bush Intcntl
$259
American Airlines
Nov 16
IAH5:20 pmHouston George Bush Intcntl
3h 10m
DCA9:30 pmWashington, D.C. Reagan-National
Nov 18
DCA7:29 amWashington, D.C. Reagan-National
3h 36m
IAH10:05 amHouston George Bush Intcntl
$262
American Airlines
Nov 9
IAH7:00 amHouston George Bush Intcntl
3h 09m
DCA11:09 amWashington, D.C. Reagan-National
Nov 17
DCA1:57 pmWashington, D.C. Reagan-National
3h 38m
IAH4:35 pmHouston George Bush Intcntl
$263

momondo Fare Finder

 
Use the filters below to find and compare flights from Houston George Bush Intcntl Airport to Washington, D.C. Reagan-National 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 - DCA Washington, D.C. Reagan-National

IAHDCA

Houston George Bush Intcntl

Wed 11/4

9:43 pm-12:09 pm

1 stop13h 26m

Washington, D.C. Reagan-National

Thu 11/12

6:00 pm-12:42 am

1 stop7h 42m

$248

HoustonWashington, D.C.

IAH Houston George Bush Intcntl - DCA Washington, D.C. Reagan-National

IAHDCA

Houston George Bush Intcntl

Tue 11/3

9:43 pm-12:09 pm

1 stop13h 26m

Washington, D.C. Reagan-National

Fri 11/13

1:00 pm-12:42 am

1 stop12h 42m

$248

HoustonWashington, D.C.

IAH Houston George Bush Intcntl - DCA Washington, D.C. Reagan-National

IAHDCA

Houston George Bush Intcntl

Sun 11/22

5:35 am-11:31 am

1 stop4h 56m

Washington, D.C. Reagan-National

Tue 12/1

6:30 pm-12:02 am

1 stop6h 32m

$248

HoustonWashington, D.C.

IAH Houston George Bush Intcntl - DCA Washington, D.C. Reagan-National

IAHDCA

Houston George Bush Intcntl

Sun 11/22

5:35 am-12:59 pm

1 stop6h 24m

Washington, D.C. Reagan-National

Thu 11/26

7:00 am-2:10 pm

1 stop8h 10m

$248

HoustonWashington, D.C.

IAH Houston George Bush Intcntl - DCA Washington, D.C. Reagan-National

IAHDCA

Houston George Bush Intcntl

Wed 11/4

9:43 pm-12:09 pm

1 stop13h 26m

Washington, D.C. Reagan-National

Fri 11/13

1:00 pm-12:42 am

1 stop12h 42m

$248

HoustonWashington, D.C.

IAH Houston George Bush Intcntl - DCA Washington, D.C. Reagan-National

IAHDCA

Houston George Bush Intcntl

Sun 12/20

5:10 am-11:34 am

1 stop5h 24m

Washington, D.C. Reagan-National

Fri 1/1

7:00 am-1:33 pm

1 stop7h 33m

$248

HoustonWashington, D.C.

IAH Houston George Bush Intcntl - DCA Washington, D.C. Reagan-National

IAHDCA

Houston George Bush Intcntl

Thu 11/12

7:59 pm-11:57 pm

Nonstop2h 58m

Washington, D.C. Reagan-National

Fri 11/13

4:34 pm-7:10 pm

Nonstop3h 36m

$249
Quickest round-trip

HoustonWashington, D.C.

IAH Houston George Bush Intcntl - DCA Washington, D.C. Reagan-National

IAHDCA

Houston George Bush Intcntl

Wed 12/9

7:59 pm-11:57 pm

Nonstop2h 58m

Washington, D.C. Reagan-National

Thu 12/10

8:00 am-10:35 am

Nonstop3h 35m

$249

HoustonWashington, D.C.

IAH Houston George Bush Intcntl - DCA Washington, D.C. Reagan-National

IAHDCA

Houston George Bush Intcntl

Tue 12/15

8:54 am-1:00 pm

Nonstop3h 06m

Washington, D.C. Reagan-National

Wed 12/16

1:59 pm-4:40 pm

Nonstop3h 41m

$249

HoustonWashington, D.C.

IAH Houston George Bush Intcntl - DCA Washington, D.C. Reagan-National

IAHDCA

Houston George Bush Intcntl

Mon 12/14

5:10 pm-9:17 pm

Nonstop3h 07m

Washington, D.C. Reagan-National

Wed 12/16

7:29 am-10:10 am

Nonstop3h 41m

$249

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 George Bush Intcntl Airport 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 typical price of a round-trip flight between Houston George Bush Intcntl Airport and Washington, D.C. Reagan-National Airport?

Prices are currently low for flights on this route.

Typical prices usually range from $370 to $548.
The lowest price recently found on this route was $248.

What is the cheapest month to fly to Washington, D.C. Reagan-National Airport?

The month of November is, on average, the cheapest month to fly to Washington, D.C. Reagan-National Airport from Houston George Bush Intcntl Airport, with most prices found around $414. If you aren’t able to travel to Washington, D.C. Reagan-National Airport during the month of November, then flying in March is also cheap. Prices for this month can be found on momondo for an average of $449.

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

The cheapest day to depart from Houston George Bush Intcntl Airport to Washington, D.C. Reagan-National Airport is on a Saturday. Travelers who choose to depart for Washington, D.C. Reagan-National Airport on a Saturday will often find tickets for as low as $420. Flights from Houston George Bush Intcntl Airport to Washington, D.C. Reagan-National Airport on a Monday will generally be more expensive and average around $610. 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 George Bush Intcntl Airport to Washington, D.C. Reagan-National Airport flights are usually those with departure times in the afternoon. Our users have found flights to Washington, D.C. Reagan-National Airport in the afternoon for as low as $470. In contrast, the most expensive time of day to depart to Washington, D.C. Reagan-National Airport is in the evening when prices are around $597.

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

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

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

You are more likely to see cheaper flights to Washington, D.C. Reagan-National Airport from Houston George Bush Intcntl Airport 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 $519 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 George Bush Intcntl Airport for as low as $342 on momondo.

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

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

Can stopping save me money on Houston George Bush Intcntl Airport to Washington, D.C. Reagan-National Airport flights?

No. A direct flight is the cheapest option for a flight between Houston George Bush Intcntl Airport to Washington, D.C. Reagan-National Airport.

How have Houston George Bush Intcntl Airport to Washington, D.C. Reagan-National Airport flight prices changed over time?

As of October 2026, prices for Houston George Bush Intcntl Airport to Washington, D.C. Reagan-National Airport flights are approximately 15% cheaper when compared to flights at the same time last year.

When to book flights from Houston George Bush Intcntl Airport to Washington, D.C. Reagan-National Airport

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

Cheap Houston George Bush Intcntl Airport to Washington, D.C. Reagan-National Airport (IAH to DCA) flight deals and tips

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

Best Price Found

$125

Fastest flight time

2h 54m

Direct flights

Every day
The best one-way flight to Washington, D.C. Reagan-National Airport from Houston George Bush Intcntl Airport in the past 72 hours is $125. The best round-trip flight deal from Houston George Bush Intcntl Airport to Washington, D.C. Reagan-National Airport found on momondo in the last 72 hours is $248.
The fastest flight from Houston George Bush Intcntl Airport to Washington, D.C. Reagan-National Airport takes 2h 54m
Direct flights go from Houston George Bush Intcntl Airport to Washington, D.C. Reagan-National Airport every day.
Search flight deals

Frequently asked questions about flying from Houston George Bush Intcntl Airport to Washington, D.C. Reagan-National Airport

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

    The straight-line distance from Houston George Bush Intcntl to Washington, D.C. Reagan-National is 1205.6 mi. By plane, this route typically takes 2h 54m.

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

    Prices for flights from Houston George Bush Intcntl Airport to Washington, D.C. Reagan-National Airport refresh daily.

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

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

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

    The necessary travel and health documents for your Washington, D.C. Reagan-National Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Houston George Bush Intcntl Airport to Washington, D.C. Reagan-National Airport?

  • What is the most popular airline from Houston George Bush Intcntl Airport to Washington, D.C. Reagan-National Airport?

Best airlines flying from Houston George Bush Intcntl Airport to Washington, D.C. Reagan-National Airport

Compare and see reviews for airlines that fly from Houston George Bush Intcntl Airport to Washington, D.C. Reagan-National Airport with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $130Free CancellationRating
5.5
2,520 reviews
Search Frontier flights
American AirlinesPriceFrom $297Free CancellationRating
7.0
12,192 reviews
Search American Airlines flights
United AirlinesPriceFrom $301Free CancellationRating
7.3
10,435 reviews
Search United Airlines flights

  • United Airlines Flights From Houston George Bush Intcntl Airport to Washington, D.C. Reagan-National Airport

    Across 8 United Airlines flights from Houston George Bush Intcntl Airport to Washington, D.C. Reagan-National Airport this week, the average price was $561, with the best United Airlines deals starting from $301 round-trip. 10,435 users have rated United Airlines on momondo, with an average score of 7.3/10.

  • American Airlines Flights From Houston George Bush Intcntl Airport to Washington, D.C. Reagan-National Airport

    American Airlines (7.0/10 from 12,192 reviews) operates around 17 flights from Houston George Bush Intcntl Airport to Washington, D.C. Reagan-National Airport in any given week. The average American Airlines airfare for this route is around $456, with deals from around $297 rare but found on momondo. Referenced prices are for round-trip Houston George Bush Intcntl Airport to Washington, D.C. Reagan-National Airport flight searches in the last 72 hours.

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
Fredericksburg
Laurel
Waldorf
Woodbridge
Gaithersburg
Linthicum Heights
Rockville
Silver Spring
Towson
Fairfax
Springfield
Glen Burnie
Edgewood
College Park
Colonial Beach
Bethesda

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

Finding the right flight to Washington, D.C. from Houston is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Washington, D.C. quick and easy, saving you time and money.

Can I find flights from Houston to Washington, D.C. with flexible booking policies on momondo?

Yes. All flights to Washington, D.C. from Houston on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once all potential Houston to Washington, D.C. flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Of course. momondo tracks the price of Houston to Washington, D.C. flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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