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Cheap flights from Washington, D.C. Reagan-National Airport to Houston from $99

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 10/22. 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
1:00 pm - 11:10 pmDCA-IAH
11h 10m1 stop
Frontier Logo
7:00 am - 4:59 pmIAH-DCA
8h 59m1 stop
$193Frontier
Find Deal
Sat, Oct 25 - Tue, Oct 28
Frontier Logo
7:00 am - 10:29 amDCA-IAH
28h 29m1 stop
Frontier Logo
7:00 am - 4:59 pmIAH-DCA
8h 59m1 stop
$197Frontier
Find Deal
Tue, Oct 21 - Tue, Oct 28
Frontier Logo
7:00 am - 11:36 pmDCA-IAH
17h 36m1 stop
Frontier Logo
7:00 am - 4:59 pmIAH-DCA
8h 59m1 stop
$201Frontier
Find Deal
Wed, Oct 22 - Sat, Oct 25
Frontier Logo
2:00 pm - 9:53 pmDCA-IAH
8h 53m1 stop
Frontier Logo
8:48 pm - 1:02 pmIAH-DCA
15h 14m1 stop
$202Frontier
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Wed, Nov 5 - Sat, Nov 8
Multiple Airlines Logo
8:15 am - 10:04 pmDCA-IAH
14h 49m2 stops
Multiple Airlines Logo
6:00 am - 1:02 pmIAH-DCA
30h 02m1 stop
$228Multiple Airlines
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Wed, Nov 12 - Sun, Nov 16
Multiple Airlines Logo
1:00 pm - 11:10 pmDCA-IAH
11h 10m1 stop
Multiple Airlines Logo
10:12 pm - 9:59 pmIAH-DCA
22h 47m2 stops
$233Multiple Airlines
Find Deal
Sat, Oct 25 - Tue, Oct 28
JetBlue Logo
9:50 am - 5:51 pmDCA-IAH
9h 01m1 stop
JetBlue Logo
1:38 pm - 9:33 pmIAH-DCA
6h 55m1 stop
$279JetBlue
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Wed, Nov 12 - Tue, Nov 18
JetBlue Logo
9:45 am - 5:48 pmDCA-IAH
9h 03m1 stop
JetBlue Logo
1:36 pm - 9:03 pmIAH-DCA
6h 27m1 stop
$286JetBlue
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Fri, Dec 5 - Tue, Dec 9
United Airlines Logo
6:00 am - 8:45 amDCA-IAH
3h 45mnonstop
United Airlines Logo
7:30 am - 11:29 amIAH-DCA
2h 59mnonstop
$293United Airlines
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Wed, Dec 24 - Thu, Jan 1
American Airlines Logo
9:21 am - 5:13 pmDCA-IAH
8h 52m1 stop
American Airlines Logo
5:00 am - 10:50 amIAH-DCA
4h 50m1 stop
$302American Airlines
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Fri, Oct 31 - Mon, Nov 3

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

Our best Delta deals on Washington, D.C. Reagan-National Airport to Houston George Bush Intcntl Airport flight tickets
Delta
Jan 17
DCA9:00 amWashington, D.C. Reagan-National
7h 04m
1 stop
IAH3:04 pmHouston George Bush Intcntl
Jan 20
IAH12:30 pmHouston George Bush Intcntl
4h 46m
1 stop
DCA6:16 pmWashington, D.C. Reagan-National
$291
Find similar
Delta
Oct 19
DCA7:00 amWashington, D.C. Reagan-National
4h 54m
1 stop
IAH10:54 amHouston George Bush Intcntl
Jan 1
IAH7:00 amHouston George Bush Intcntl
7h 05m
1 stop
DCA3:05 pmWashington, D.C. Reagan-National
$501
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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
Oct 31
DCA9:21 amWashington, D.C. Reagan-National
8h 52m
1 stop
IAH5:13 pmHouston George Bush Intcntl
Nov 3
IAH5:00 amHouston George Bush Intcntl
4h 50m
1 stop
DCA10:50 amWashington, D.C. Reagan-National
$302
Find similar
American Airlines
Oct 19
DCA1:54 pmWashington, D.C. Reagan-National
3h 36m
IAH4:30 pmHouston George Bush Intcntl
Jan 1
IAH6:00 amHouston George Bush Intcntl
3h 08m
DCA10:08 amWashington, D.C. Reagan-National
$511
Find similar
American Airlines
Oct 19
DCA6:10 amWashington, D.C. Reagan-National
6h 23m
1 stop
IAH11:33 amHouston George Bush Intcntl
Jan 1
IAH6:00 amHouston George Bush Intcntl
3h 08m
DCA10:08 amWashington, D.C. Reagan-National
$521
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 October 9, 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 10/25

1:00 pm-11:10 pm

1 stop11h 10m

Houston George Bush Intcntl

Tue 10/28

7:00 am-4:59 pm

1 stop8h 59m

$193

Washington, D.C.Houston

DCA - IAH

DCAIAH

Washington, D.C. Reagan-National

Tue 10/21

7:00 am-10:29 am

1 stop28h 29m

Houston George Bush Intcntl

Tue 10/28

7:00 am-4:59 pm

1 stop8h 59m

$197

Washington, D.C.Houston

DCA - IAH

DCAIAH

Washington, D.C. Reagan-National

Wed 10/22

7:00 am-11:36 pm

1 stop17h 36m

Houston George Bush Intcntl

Sat 10/25

7:00 am-4:59 pm

1 stop8h 59m

$201

Washington, D.C.Houston

DCA - IAH

DCAIAH

Washington, D.C. Reagan-National

Wed 11/5

2:00 pm-9:53 pm

1 stop8h 53m

Houston George Bush Intcntl

Sat 11/8

8:48 pm-1:02 pm

1 stop15h 14m

$202

Washington, D.C.Houston

DCA - IAH

DCAIAH

Washington, D.C. Reagan-National

Wed 11/12

8:15 am-10:04 pm

2 stops14h 49m

Houston George Bush Intcntl

Sun 11/16

6:00 am-1:02 pm

1 stop30h 02m

$228

Washington, D.C.Houston

DCA - IAH

DCAIAH

Washington, D.C. Reagan-National

Sat 10/25

1:00 pm-11:10 pm

1 stop11h 10m

Houston George Bush Intcntl

Tue 10/28

10:12 pm-9:59 pm

2 stops22h 47m

$233

Washington, D.C.Houston

DCA - IAH

DCAIAH

Washington, D.C. Reagan-National

Wed 11/12

9:50 am-5:51 pm

1 stop9h 01m

Houston George Bush Intcntl

Tue 11/18

1:38 pm-9:33 pm

1 stop6h 55m

$279

Washington, D.C.Houston

DCA - IAH

DCAIAH

Washington, D.C. Reagan-National

Fri 12/5

9:45 am-5:48 pm

1 stop9h 03m

Houston George Bush Intcntl

Tue 12/9

1:36 pm-9:03 pm

1 stop6h 27m

$286

Washington, D.C.Houston

DCA - IAH

DCAIAH

Washington, D.C. Reagan-National

Wed 12/24

6:00 am-8:45 am

Nonstop3h 45m

Houston George Bush Intcntl

Thu 1/1

7:30 am-11:29 am

Nonstop2h 59m

$293

Washington, D.C.Houston

DCA - IAH

DCAIAH

Washington, D.C. Reagan-National

Fri 10/31

9:21 am-5:13 pm

1 stop8h 52m

Houston George Bush Intcntl

Mon 11/3

5:00 am-10:50 am

1 stop4h 50m

$302

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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 $491. Be sure to avoid booking your departure on a Wednesday as prices are generally higher than usual. According to our data, the average ticket price to Houston George Bush Intcntl Airport on Wednesday is $547.

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 $396. Try not to purchase tickets in the afternoon because they tend to be around $651. 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 $384 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 $272 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?

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

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

As of October 2025, prices for Washington, D.C. Reagan-National Airport to Houston George Bush Intcntl Airport flights are approximately 26% 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

$170

Fastest flight time

3h 12m

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 $170. 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 $352.
The fastest flight from Washington, D.C. Reagan-National Airport to Houston George Bush Intcntl Airport takes 3h 12m
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. 3h 45m 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
FrontierPriceFrom $142Free CancellationRating
5.8
3,143 reviews
Search Frontier flights
American AirlinesPriceFrom $233Free CancellationRating
7.2
11,043 reviews
Search American Airlines flights
United AirlinesPriceFrom $269Free CancellationRating
7.4
8,968 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 44 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 $384. 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 $338. American Airlines operates 18 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 11,043 reviews.

Traveling to a place near Houston?

Book flights to Houston if you plan to visit one of these locations
The Woodlands
Katy
Conroe
Humble
Cypress
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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