Latest deals
Insights
FAQs
Reviews
Price Alerts

Cheap flights from Washington, D.C. Reagan-National Airport to Houston from $85

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 1/22. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

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
6:00 pm - 9:56 am
DCA
-
IAH
16h 56m1 stop
Frontier Logo
10:30 am - 9:59 pm
IAH
-
DCA
10h 29m1 stop
$146Frontier
Sat, Jan 24 - Sat, Jan 31
Frontier Logo
6:00 pm - 12:33 am
DCA
-
IAH
7h 33m1 stop
Frontier Logo
10:30 am - 9:59 pm
IAH
-
DCA
10h 29m1 stop
$155Frontier
Mon, Jan 26 - Tue, Jan 27
Frontier Logo
2:00 pm - 12:33 am
DCA
-
IAH
11h 33m1 stop
Frontier Logo
4:08 pm - 4:59 pm
IAH
-
DCA
23h 51m1 stop
$156Frontier
Thu, Jan 15 - Wed, Jan 21
Frontier Logo
6:00 pm - 8:33 pm
DCA
-
IAH
27h 33m2 stops
Frontier Logo
4:08 pm - 1:02 pm
IAH
-
DCA
19h 54m1 stop
$162Frontier
Sat, Jan 17 - Tue, Jan 20
Frontier Logo
6:00 pm - 12:35 am
DCA
-
IAH
7h 35m1 stop
Frontier Logo
4:08 pm - 9:59 pm
IAH
-
DCA
28h 51m1 stop
$168Frontier
Sat, Jan 17 - Sat, Jan 24
Multiple Airlines Logo
8:00 am - 11:55 pm
DCA
-
IAH
16h 55m2 stops
Multiple Airlines Logo
10:30 am - 9:59 pm
IAH
-
DCA
10h 29m1 stop
$169Multiple Airlines
Sat, Jan 24 - Sat, Jan 31
Southwest Logo
7:20 am - 10:10 am
DCA
-
HOU
3h 50mnonstop
Southwest Logo
5:10 pm - 9:00 pm
HOU
-
DCA
2h 50mnonstop
$235Southwest
Sat, Jan 24 - Sat, Jan 31
Southwest Logo
2:15 pm - 7:15 pm
DCA
-
HOU
6h 00m1 stop
Southwest Logo
9:45 am - 1:35 pm
HOU
-
DCA
2h 50mnonstop
$244Southwest
Sat, Jan 24 - Sat, Jan 31
Southwest Logo
4:40 pm - 10:25 pm
DCA
-
HOU
6h 45m1 stop
Southwest Logo
1:15 pm - 8:30 pm
HOU
-
DCA
6h 15m1 stop
$254Southwest
Sat, Jan 24 - Sat, Jan 31
Southwest Logo
6:00 am - 8:50 am
DCA
-
HOU
3h 50mnonstop
Southwest Logo
12:20 pm - 4:15 pm
HOU
-
DCA
2h 55mnonstop
$260Southwest
Sat, Feb 14 - Tue, Feb 17

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

Our best Delta deals on Washington, D.C. Reagan-National Airport to Houston flight tickets
Delta
Jan 17
DCA6:00 amWashington, D.C. Reagan-National
5h 21m
1 stop
HOU10:21 amHouston Hobby
Jan 21
HOU5:45 amHouston Hobby
7h 45m
1 stop
DCA2:30 pmWashington, D.C. Reagan-National
$304
Find similar
Delta
Jan 17
DCA4:00 pmWashington, D.C. Reagan-National
7h 33m
1 stop
HOU10:33 pmHouston Hobby
Jan 20
HOU11:09 amHouston Hobby
4h 51m
1 stop
DCA5:00 pmWashington, D.C. Reagan-National
$305
Find similar
Delta
Jan 18
DCA6:00 amWashington, D.C. Reagan-National
5h 21m
1 stop
HOU10:21 amHouston Hobby
Jan 20
HOU5:04 pmHouston Hobby
5h 28m
1 stop
DCA11:32 pmWashington, D.C. Reagan-National
$309
Find similar

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

Our best Southwest deals on Washington, D.C. Reagan-National Airport to Houston flight tickets
Southwest
Jan 24
DCA7:20 amWashington, D.C. Reagan-National
3h 50m
HOU10:10 amHouston Hobby
Jan 31
HOU5:10 pmHouston Hobby
2h 50m
DCA9:00 pmWashington, D.C. Reagan-National
$235
Find similar
Southwest
Jan 24
DCA11:20 amWashington, D.C. Reagan-National
6h 15m
1 stop
HOU4:35 pmHouston Hobby
Jan 31
HOU9:45 amHouston Hobby
2h 50m
DCA1:35 pmWashington, D.C. Reagan-National
$244
Find similar
Southwest
Jan 24
DCA8:25 amWashington, D.C. Reagan-National
6h 40m
1 stop
HOU2:05 pmHouston Hobby
Jan 31
HOU2:00 pmHouston Hobby
5h 15m
1 stop
DCA8:15 pmWashington, D.C. Reagan-National
$254
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. Reagan-National Airport to Houston 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 December 28, 2025.
Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Houston 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 1/24

6:00 pm-9:56 am

1 stop16h 56m

Houston George Bush Intcntl

Sat 1/31

10:30 am-9:59 pm

1 stop10h 29m

$146

Washington, D.C.Houston

DCA - IAH

DCAIAH

Washington, D.C. Reagan-National

Mon 1/26

6:00 pm-12:33 am

1 stop7h 33m

Houston George Bush Intcntl

Tue 1/27

10:30 am-9:59 pm

1 stop10h 29m

$155

Washington, D.C.Houston

DCA - IAH

DCAIAH

Washington, D.C. Reagan-National

Thu 1/15

2:00 pm-12:33 am

1 stop11h 33m

Houston George Bush Intcntl

Wed 1/21

4:08 pm-4:59 pm

1 stop23h 51m

$156

Washington, D.C.Houston

DCA - IAH

DCAIAH

Washington, D.C. Reagan-National

Sat 1/17

6:00 pm-8:33 pm

2 stops27h 33m

Houston George Bush Intcntl

Tue 1/20

4:08 pm-1:02 pm

1 stop19h 54m

$162

Washington, D.C.Houston

DCA - IAH

DCAIAH

Washington, D.C. Reagan-National

Sat 1/17

6:00 pm-12:35 am

1 stop7h 35m

Houston George Bush Intcntl

Sat 1/24

4:08 pm-9:59 pm

1 stop28h 51m

$168

Washington, D.C.Houston

DCA - IAH

DCAIAH

Washington, D.C. Reagan-National

Sat 1/24

8:00 am-11:55 pm

2 stops16h 55m

Houston George Bush Intcntl

Sat 1/31

10:30 am-9:59 pm

1 stop10h 29m

$169

Washington, D.C.Houston

DCA - HOU

DCAHOU

Washington, D.C. Reagan-National

Sat 1/24

7:20 am-10:10 am

Nonstop3h 50m

Houston Hobby

Sat 1/31

5:10 pm-9:00 pm

Nonstop2h 50m

$235

Washington, D.C.Houston

DCA - HOU

DCAHOU

Washington, D.C. Reagan-National

Sat 1/24

2:15 pm-7:15 pm

1 stop6h 00m

Houston Hobby

Sat 1/31

9:45 am-1:35 pm

Nonstop2h 50m

$244

Washington, D.C.Houston

DCA - HOU

DCAHOU

Washington, D.C. Reagan-National

Sat 1/24

4:40 pm-10:25 pm

1 stop6h 45m

Houston Hobby

Sat 1/31

1:15 pm-8:30 pm

1 stop6h 15m

$254

Washington, D.C.Houston

DCA - HOU

DCAHOU

Washington, D.C. Reagan-National

Sat 2/14

6:00 am-8:50 am

Nonstop3h 50m

Houston Hobby

Tue 2/17

12:20 pm-4:15 pm

Nonstop2h 55m

$260

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Houston from

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

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?

The month of October is, on average, the cheapest month to fly to Houston from Washington, D.C. Reagan-National Airport, with most prices found around $348. The month of June is another great option to travel to Houston, with average flight prices from Washington, D.C. Reagan-National Airport averaging around $349.

What is the cheapest day to depart on your flight to Houston?

On average, the least expensive day to fly to Houston from Washington, D.C. Reagan-National Airport is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $346. However, this price may fluctuate depending on the airline, the season, and holidays. 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 on Sunday is $455.

What is the cheapest time of day to depart on your flight to Houston?

Our data shows that the cheapest Washington, D.C. Reagan-National Airport to Houston flights are usually those with departure times in the evening. Our users have found flights to Houston in the evening for as low as $405. Try not to purchase tickets in the afternoon because they tend to be around $620. 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 flight route?

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

How far in advance should I book a flight to Houston?

You are more likely to see cheaper flights to Houston 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 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 from Washington, D.C. Reagan-National Airport for as low as $285 on momondo.

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

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

Cheap Washington, D.C. Reagan-National Airport to Houston 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

Fastest flight time

3h 10m

Direct flights

Every day

Airports in Houston

2 airports
The fastest flight from Washington, D.C. Reagan-National Airport to Houston takes 3h 10m
Direct flights go from Washington, D.C. Reagan-National Airport to Houston every day.
There are 2 airports in Houston. From Washington, D.C. Reagan-National Airport there are direct flights to Houston George Bush Intcntl (IAH), Houston Hobby (HOU).
Search flight deals

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

    Houston is 1216.1 mi away from Washington, D.C. Reagan-National. In terms of flight time, this usually takes a little over 3h 10m.

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

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

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

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

    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.

  • What documentation or ID do you need to fly to Houston?

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

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

Compare and see reviews for airlines that fly from Washington, D.C. Reagan-National Airport to Houston with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $79Free CancellationRating
6.3
8,210 reviews
Search Spirit Airlines flights
FrontierPriceFrom $135Free CancellationRating
5.7
3,064 reviews
Search Frontier flights
American AirlinesPriceFrom $199Free CancellationRating
7.2
11,070 reviews
Search American Airlines flights
SouthwestPriceFrom $231Free CancellationRating
8.0
4,256 reviews
Search Southwest flights
United AirlinesPriceFrom $244Free CancellationRating
7.4
9,114 reviews
Search United Airlines flights
DeltaPriceFrom $288Free CancellationRating
7.9
8,017 reviews
Search Delta flights

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Washington, D.C. to Houston. Millions of users trust and use momondo every year so you are in good hands.

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

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

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

momondo helps you find the best flight between Washington, D.C. and Houston by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

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

An easier way to manage your Houston trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Tue 1/27
Tue 2/3
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States