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Cheap flights from Washington, D.C. Reagan-National Airport to Houston from $77

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. Reagan-National Airport to Houston departing on 2/24. 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 Washington, D.C. Reagan-National Airport to Houston

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
8:00 am - 12:31 amDCA-IAH
17h 31m1 stop
Frontier Logo
6:45 am - 1:05 pmIAH-DCA
29h 20m1 stop
$148Frontier
Find Deal
Sat, Feb 21 - Sun, Mar 1
Frontier Logo
6:00 pm - 9:56 amDCA-IAH
16h 56m1 stop
Frontier Logo
10:51 am - 12:04 pmIAH-DCA
24h 13m1 stop
$151Frontier
Find Deal
Sat, Jan 31 - Sun, Feb 8
Frontier Logo
8:00 am - 3:52 pmDCA-IAH
8h 52m1 stop
Frontier Logo
4:47 pm - 1:05 pmIAH-DCA
19h 18m1 stop
$174Frontier
Find Deal
Fri, Feb 6 - Mon, Feb 9
Frontier Logo
6:00 pm - 9:30 amDCA-IAH
16h 30m1 stop
Frontier Logo
3:57 pm - 9:59 pmIAH-DCA
29h 02m1 stop
$182Frontier
Find Deal
Thu, Jan 8 - Sat, Jan 10
Frontier Logo
1:00 pm - 9:30 amDCA-IAH
21h 30m1 stop
Frontier Logo
10:25 am - 12:04 pmIAH-DCA
24h 39m1 stop
$183Frontier
Find Deal
Thu, Jan 8 - Mon, Jan 12
Multiple Airlines Logo
8:00 am - 11:51 pmDCA-IAH
16h 51m2 stops
Multiple Airlines Logo
10:51 am - 12:04 pmIAH-DCA
24h 13m1 stop
$189Multiple Airlines
Find Deal
Sat, Jan 31 - Sun, Feb 8
Frontier Logo
1:00 pm - 11:39 pmDCA-IAH
11h 39m1 stop
Frontier Logo
8:02 pm - 12:04 pmIAH-DCA
15h 02m1 stop
$198Frontier
Find Deal
Wed, Jan 21 - Fri, Jan 30
Frontier Logo
6:00 pm - 12:31 amDCA-IAH
7h 31m1 stop
Frontier Logo
8:35 am - 4:59 pmIAH-DCA
7h 24m1 stop
$202Frontier
Find Deal
Sat, Dec 13 - Sat, Jan 10
Frontier Logo
8:00 am - 12:31 amDCA-IAH
17h 31m1 stop
Frontier Logo
10:45 am - 9:59 pmIAH-DCA
10h 14m1 stop
$203Frontier
Find Deal
Thu, Dec 4 - Wed, Dec 10
Frontier Logo
6:00 pm - 12:31 amDCA-IAH
7h 31m1 stop
Frontier Logo
11:32 am - 9:59 pmIAH-DCA
9h 27m1 stop
$206Frontier
Find Deal
Fri, Dec 12 - Sat, Dec 13

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

Our best Frontier deals on Washington, D.C. Reagan-National Airport to Houston George Bush Intcntl Airport flight tickets
Frontier
Feb 21
DCA8:00 amWashington, D.C. Reagan-National
17h 31m
1 stop
IAH12:31 amHouston George Bush Intcntl
Mar 1
IAH6:45 amHouston George Bush Intcntl
29h 20m
1 stop
DCA1:05 pmWashington, D.C. Reagan-National
$148
Find similar
Frontier
Jan 31
DCA6:00 pmWashington, D.C. Reagan-National
16h 56m
1 stop
IAH9:56 amHouston George Bush Intcntl
Feb 8
IAH10:51 amHouston George Bush Intcntl
24h 13m
1 stop
DCA12:04 pmWashington, D.C. Reagan-National
$151
Find similar
Frontier
Feb 6
DCA8:00 amWashington, D.C. Reagan-National
8h 52m
1 stop
IAH3:52 pmHouston George Bush Intcntl
Feb 9
IAH4:47 pmHouston George Bush Intcntl
19h 18m
1 stop
DCA1:05 pmWashington, D.C. Reagan-National
$174
Find similar

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

Our best American Airlines deals on Washington, D.C. Reagan-National Airport to Houston George Bush Intcntl Airport flight tickets
American Airlines
Feb 14
DCA10:35 amWashington, D.C. Reagan-National
9h 25m
1 stop
IAH7:00 pmHouston George Bush Intcntl
Feb 15
IAH9:18 amHouston George Bush Intcntl
8h 23m
1 stop
DCA6:41 pmWashington, D.C. Reagan-National
$283
Find similar
American Airlines
Feb 17
DCA7:30 amWashington, D.C. Reagan-National
9h 14m
1 stop
IAH3:44 pmHouston George Bush Intcntl
Feb 24
IAH5:22 pmHouston George Bush Intcntl
3h 06m
DCA9:28 pmWashington, D.C. Reagan-National
$284
Find similar
American Airlines
Dec 10
DCA6:30 amWashington, D.C. Reagan-National
3h 39m
IAH9:09 amHouston George Bush Intcntl
Dec 15
IAH6:05 amHouston George Bush Intcntl
3h 05m
DCA10:10 amWashington, D.C. Reagan-National
$334
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. Reagan-National Airport to Houston George Bush Intcntl 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 November 26, 2025.
Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Houston George Bush Intcntl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Houston

DCA - IAH

DCAIAH

Washington, D.C. Reagan-National

Sat 2/21

8:00 am-12:31 am

1 stop17h 31m

Houston George Bush Intcntl

Sun 3/1

6:45 am-1:05 pm

1 stop29h 20m

$148

Washington, D.C.Houston

DCA - IAH

DCAIAH

Washington, D.C. Reagan-National

Sat 1/31

6:00 pm-9:56 am

1 stop16h 56m

Houston George Bush Intcntl

Sun 2/8

10:51 am-12:04 pm

1 stop24h 13m

$151

Washington, D.C.Houston

DCA - IAH

DCAIAH

Washington, D.C. Reagan-National

Fri 2/6

8:00 am-3:52 pm

1 stop8h 52m

Houston George Bush Intcntl

Mon 2/9

4:47 pm-1:05 pm

1 stop19h 18m

$174

Washington, D.C.Houston

DCA - IAH

DCAIAH

Washington, D.C. Reagan-National

Thu 1/8

6:00 pm-9:30 am

1 stop16h 30m

Houston George Bush Intcntl

Sat 1/10

3:57 pm-9:59 pm

1 stop29h 02m

$182

Washington, D.C.Houston

DCA - IAH

DCAIAH

Washington, D.C. Reagan-National

Thu 1/8

1:00 pm-9:30 am

1 stop21h 30m

Houston George Bush Intcntl

Mon 1/12

10:25 am-12:04 pm

1 stop24h 39m

$183

Washington, D.C.Houston

DCA - IAH

DCAIAH

Washington, D.C. Reagan-National

Sat 1/31

8:00 am-11:51 pm

2 stops16h 51m

Houston George Bush Intcntl

Sun 2/8

10:51 am-12:04 pm

1 stop24h 13m

$189

Washington, D.C.Houston

DCA - IAH

DCAIAH

Washington, D.C. Reagan-National

Wed 1/21

1:00 pm-11:39 pm

1 stop11h 39m

Houston George Bush Intcntl

Fri 1/30

8:02 pm-12:04 pm

1 stop15h 02m

$198

Washington, D.C.Houston

DCA - IAH

DCAIAH

Washington, D.C. Reagan-National

Sat 12/13

6:00 pm-12:31 am

1 stop7h 31m

Houston George Bush Intcntl

Sat 1/10

8:35 am-4:59 pm

1 stop7h 24m

$202

Washington, D.C.Houston

DCA - IAH

DCAIAH

Washington, D.C. Reagan-National

Thu 12/4

8:00 am-12:31 am

1 stop17h 31m

Houston George Bush Intcntl

Wed 12/10

10:45 am-9:59 pm

1 stop10h 14m

$203

Washington, D.C.Houston

DCA - IAH

DCAIAH

Washington, D.C. Reagan-National

Fri 12/12

6:00 pm-12:31 am

1 stop7h 31m

Houston George Bush Intcntl

Sat 12/13

11:32 am-9:59 pm

1 stop9h 27m

$206

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 Houston from

How to get the cheapest flight ticket from Washington, D.C. Reagan-National Airport to Houston George Bush Intcntl 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 Houston George Bush Intcntl Airport?

The month of August is, on average, the cheapest month to fly to Houston George Bush Intcntl Airport from Washington, D.C. Reagan-National Airport, with most prices found around $313. If you are unable to visit Houston George Bush Intcntl Airport during the month of August, then departing from Washington, D.C. Reagan-National Airport during the month January is also very affordable. Most momondo users find prices during this month for around $349.

What is the cheapest day to depart on your flight to Houston George Bush Intcntl Airport?

The cheapest day to depart from Washington, D.C. Reagan-National Airport to Houston George Bush Intcntl Airport is on a Friday. Travelers who choose to depart for Houston George Bush Intcntl Airport on a Friday will often find tickets for as low as $484. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to Houston George Bush Intcntl Airport on Sunday is $530.

What is the cheapest time of day to depart on your flight to Houston George Bush Intcntl Airport?

Our data shows that the cheapest Washington, D.C. Reagan-National Airport to Houston George Bush Intcntl Airport flights are usually those with departure times in the evening. Our users have found flights to Houston George Bush Intcntl Airport in the evening for as low as $407. Try not to purchase tickets in the afternoon because they tend to be around $650. Of course, these prices can vary depending on the time of year and what airport you fly to.

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

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

How far in advance should I book a flight to Houston George Bush Intcntl Airport?

You are more likely to see cheaper flights to Houston George Bush Intcntl Airport from Washington, D.C. Reagan-National Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Houston George Bush Intcntl Airport for around $391 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Houston George Bush Intcntl Airport from Washington, D.C. Reagan-National Airport for as low as $278 on momondo.

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

There are 4 cabin classes available to choose from on Washington, D.C. Reagan-National to Houston George Bush Intcntl 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 Washington, D.C. Reagan-National Airport to Houston George Bush Intcntl Airport flights?

You could potentially save up to 19% on your flight if you consider stops on a Washington, D.C. Reagan-National Airport to Houston George Bush Intcntl Airport flight.

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

As of November 2025, prices for Washington, D.C. Reagan-National Airport to Houston George Bush Intcntl Airport flights are approximately 54% cheaper when compared to flights at the same time last year.

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

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

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

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

Best Price Found

$178

Fastest flight time

3h 31m

Direct flights

Every day
The best one-way flight to Houston George Bush Intcntl Airport from Washington, D.C. Reagan-National Airport in the past 72 hours is $178. The best round-trip flight deal from Washington, D.C. Reagan-National Airport to Houston George Bush Intcntl Airport found on momondo in the last 72 hours is $405.
The fastest flight from Washington, D.C. Reagan-National Airport to Houston George Bush Intcntl Airport takes 3h 31m
Direct flights go from Washington, D.C. Reagan-National Airport to Houston George Bush Intcntl Airport every day.
Search flight deals

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

    Houston George Bush Intcntl is 1205.6 mi away from Washington, D.C. Reagan-National. 7h 31m is a normal flight duration for this route.

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

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

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

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

  • What documentation or ID do you need to fly to Houston George Bush Intcntl Airport?

    The travel and health documents you'll need for your trip to Houston George Bush Intcntl 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 Houston George Bush Intcntl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

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

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

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

Compare and see reviews for airlines that fly from Washington, D.C. Reagan-National Airport to Houston George Bush Intcntl Airport with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $58Free CancellationRating
6.3
8,158 reviews
Search Spirit Airlines flights
FrontierPriceFrom $135Free CancellationRating
5.8
3,099 reviews
Search Frontier flights
American AirlinesPriceFrom $233Free CancellationRating
7.2
11,038 reviews
Search American Airlines flights
United AirlinesPriceFrom $269Free CancellationRating
7.4
9,046 reviews
Search United Airlines flights

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

    United Airlines is one of the most popular airlines flying from Washington, D.C. Reagan-National Airport to Houston George Bush Intcntl Airport, operating 33 flights/week on average for this route. A good United Airlines flight deal for Washington, D.C. Reagan-National Airport to Houston George Bush Intcntl Airport starts from $269 round-trip, up to an average price of $392. Our users have rated United Airlines at 7.4/10.

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

    American Airlines is also a popular choice for this route. American Airlines flight deals for Washington, D.C. Reagan-National Airport to Houston George Bush Intcntl Airport start from as low as $233 round-trip, depending on your selected dates, with average American Airlines deals seen on momondo around $363. American Airlines operates 9 flights to Houston George Bush Intcntl Airport from Washington, D.C. Reagan-National Airport in an average week. Users have rated it 7.2/10 across 11,038 reviews.

Traveling to a place near Houston?

Book flights to Houston if you plan to visit one of these locations
The Woodlands
Katy
Conroe
Cypress
Humble
Spring
Montgomery
Tomball
Livingston
Jersey Village

Why use momondo?

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

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

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

All flight searches from Washington, D.C. to Houston on momondo can be filtered to show those which offer flexible booking policies.

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

momondo provides multiple filters to help you find the best flight to Houston from Washington, D.C.. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

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

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