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Cheap Flights from Washington D.C. (DCA) to Houston (HOUA)

Compare Washington Ronald Reagan to Houston flight deals

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Flight deals from Washington Ronald Reagan to Houston

Looking for a cheap last-minute deal or the best return flight from Washington Ronald Reagan Airport to Houston? If you want to travel next month, return fares start from $378. Find the lowest prices on one-way and return tickets right here.
Houston.$367 per passenger.Departing Mon, 27 Jul, returning Mon, 10 Aug.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Washington Ronald Reagan on Mon, 27 Jul, arriving in Houston George Bush Intercntl..Inbound indirect flight with Frontier Airlines, departs from Houston George Bush Intercntl. on Mon, 10 Aug, arriving in Washington Ronald Reagan.Price includes taxes and charges.From $367, select.
Houston.$376 per passenger.Departing Tue, 23 Jun, returning Wed, 24 Jun.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Washington Ronald Reagan on Tue, 23 Jun, arriving in Houston George Bush Intercntl..Inbound indirect flight with Frontier Airlines, departs from Houston George Bush Intercntl. on Wed, 24 Jun, arriving in Washington Ronald Reagan.Price includes taxes and charges.From $376, select.
Houston.$377 per passenger.Departing Tue, 25 Aug, returning Wed, 26 Aug.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Washington Ronald Reagan on Tue, 25 Aug, arriving in Houston George Bush Intercntl..Inbound indirect flight with Frontier Airlines, departs from Houston George Bush Intercntl. on Wed, 26 Aug, arriving in Washington Ronald Reagan.Price includes taxes and charges.From $377, select.
Houston.$377 per passenger.Departing Wed, 16 Sep, returning Tue, 22 Sep.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Washington Ronald Reagan on Wed, 16 Sep, arriving in Houston George Bush Intercntl..Inbound indirect flight with Frontier Airlines, departs from Houston George Bush Intercntl. on Tue, 22 Sep, arriving in Washington Ronald Reagan.Price includes taxes and charges.From $377, select.
Houston.$402 per passenger.Departing Mon, 27 Jul, returning Wed, 29 Jul.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Washington Ronald Reagan on Mon, 27 Jul, arriving in Houston George Bush Intercntl..Inbound indirect flight with Frontier Airlines, departs from Houston George Bush Intercntl. on Wed, 29 Jul, arriving in Washington Ronald Reagan.Price includes taxes and charges.From $402, select.
Houston.$423 per passenger.Departing Sat, 29 Aug, returning Sun, 6 Sep.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Washington Ronald Reagan on Sat, 29 Aug, arriving in Houston George Bush Intercntl..Inbound indirect flight with Frontier Airlines, departs from Houston George Bush Intercntl. on Sun, 6 Sep, arriving in Washington Ronald Reagan.Price includes taxes and charges.From $423, select.
Houston.$432 per passenger.Departing Mon, 29 Jun, returning Wed, 8 Jul.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Washington Ronald Reagan on Mon, 29 Jun, arriving in Houston George Bush Intercntl..Inbound indirect flight with Frontier Airlines, departs from Houston George Bush Intercntl. on Wed, 8 Jul, arriving in Washington Ronald Reagan.Price includes taxes and charges.From $432, select.
Houston.$432 per passenger.Departing Thu, 22 Oct, returning Mon, 26 Oct.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Washington Ronald Reagan on Thu, 22 Oct, arriving in Houston George Bush Intercntl..Inbound indirect flight with Frontier Airlines, departs from Houston George Bush Intercntl. on Mon, 26 Oct, arriving in Washington Ronald Reagan.Price includes taxes and charges.From $432, select.
Houston.$432 per passenger.Departing Fri, 31 Jul, returning Tue, 1 Sep.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Washington Ronald Reagan on Fri, 31 Jul, arriving in Houston George Bush Intercntl..Inbound indirect flight with Frontier Airlines, departs from Houston George Bush Intercntl. on Tue, 1 Sep, arriving in Washington Ronald Reagan.Price includes taxes and charges.From $432, select.
Houston.$436 per passenger.Departing Mon, 28 Sep, returning Mon, 5 Oct.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Washington Ronald Reagan on Mon, 28 Sep, arriving in Houston George Bush Intercntl..Inbound indirect flight with Frontier Airlines, departs from Houston George Bush Intercntl. on Mon, 5 Oct, arriving in Washington Ronald Reagan.Price includes taxes and charges.From $436, select.
Houston.$436 per passenger.Departing Thu, 6 Aug, returning Tue, 11 Aug.Return flight with Southwest Airlines.Outbound direct flight with Southwest Airlines departs from Washington Ronald Reagan on Thu, 6 Aug, arriving in Houston Hobby.Inbound direct flight with Southwest Airlines departs from Houston Hobby on Tue, 11 Aug, arriving in Washington Ronald Reagan.Price includes taxes and charges.From $436, select.
Houston.$438 per passenger.Departing Mon, 15 Jun, returning Tue, 22 Sep.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Washington Ronald Reagan on Mon, 15 Jun, arriving in Houston George Bush Intercntl..Inbound indirect flight with Frontier Airlines, departs from Houston George Bush Intercntl. on Tue, 22 Sep, arriving in Washington Ronald Reagan.Price includes taxes and charges.From $438, select.
Houston.$454 per passenger.Departing Thu, 10 Sep, returning Mon, 14 Sep.Return flight with Southwest Airlines.Outbound direct flight with Southwest Airlines departs from Washington Ronald Reagan on Thu, 10 Sep, arriving in Houston Hobby.Inbound direct flight with Southwest Airlines departs from Houston Hobby on Mon, 14 Sep, arriving in Washington Ronald Reagan.Price includes taxes and charges.From $454, select.
Houston.$468 per passenger.Departing Tue, 23 Jun, returning Tue, 23 Jun.Return flight with Southwest Airlines.Outbound direct flight with Southwest Airlines departs from Washington Ronald Reagan on Tue, 23 Jun, arriving in Houston Hobby.Inbound direct flight with Southwest Airlines departs from Houston Hobby on Tue, 23 Jun, arriving in Washington Ronald Reagan.Price includes taxes and charges.From $468, select.
Houston.$468 per passenger.Departing Sat, 4 Jul, returning Sat, 11 Jul.Return flight with United.Outbound direct flight with United departs from Washington Ronald Reagan on Sat, 4 Jul, arriving in Houston George Bush Intercntl..Inbound direct flight with United departs from Houston George Bush Intercntl. on Sat, 11 Jul, arriving in Washington Ronald Reagan.Price includes taxes and charges.From $468, select.
Houston.$469 per passenger.Departing Tue, 30 Jun, returning Tue, 7 Jul.Return flight with Southwest Airlines.Outbound direct flight with Southwest Airlines departs from Washington Ronald Reagan on Tue, 30 Jun, arriving in Houston Hobby.Inbound direct flight with Southwest Airlines departs from Houston Hobby on Tue, 7 Jul, arriving in Washington Ronald Reagan.Price includes taxes and charges.From $469, select.

Find the cheapest month to fly from Washington Ronald Reagan to Houston

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Washington Ronald Reagan to Houston flights are currently cheapest in June.
May
from $625
Jun
from $376
Jul
from $402
Aug
from $377
Sep
from $377
Oct
from $432
Nov
from $530
Dec
from $592
Jan
from $593
Feb
from $592
Mar
from $637
Apr
from $530

Direct flights from Washington Ronald Reagan to Houston

Alternative Washington Ronald Reagan to Houston routes

Looking for the cheapest, fastest or easiest route from Washington Ronald Reagan to Houston? You could fly into the following airports instead.

Houston Hobby

16km from central Houston
Closest
from $436
Search flights

Houston George Bush Intercntl.

25km from central Houston
Cheapest
from $367
Search flights

Houston Ellington Field

28km from central Houston
Search flights

Galveston

74km from central Houston
Search flights

Washington D.C. to Houston: Flight information

The things to know before you go.
Cheapest flight found$367
Cheapest month to flyJuly
Average flight time3 hrs, 25 mins
Most popular airlineAmerican Airlines
Average flights per week191

Finding cheap flights from Washington Ronald Reagan to Houston: Frequently asked questions

There are 4 airports in Houston: Houston Hobby, Houston George Bush Intercntl., Houston Ellington Field, and Galveston.
The best price we found for a return flight from Washington Ronald Reagan to Houston is $367. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
3 hours and 24 minutes is the average flight time from Washington Ronald Reagan to Houston.
American Airlines, Southwest Airlines and PSA Airlines fly direct from Washington Ronald Reagan to Houston.
As of May 2026, there are 191 flights per week flying from Washington Ronald Reagan to Houston.
The cheapest month to fly from Washington Ronald Reagan to Houston is usually July.
If you're flying from Washington Ronald Reagan Airport, the cheapest airport near Houston is Houston George Bush Intercntl. – which is 25.0 km away from the centre of Houston. We've found flights into this airport from $367.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Washington Ronald Reagan Airport to Houston on Monday, 27 July 2026.
Yes – the average flight time is 3 hours and 24 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Houston but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Houston is around 40 days in advance, so don’t leave your flight to the last minute.
In May, the average temperature is usually around 25°C. August is typically the warmest month in Houston, when it usually averages around 34°C. You can expect the least rain in March. The coldest month is January, with temperatures averaging 6°C. The rainiest month is June.
Currently, Frontier Airlines and Southwest Airlines offer the cheapest flight tickets to Houston.

Travelling from Ronald Reagan Washington National Airport (DCA) to Houston: what you need to know

  • Approximately 3 hours is how long you'll be travelling on a direct flight from Ronald Reagan Washington National Airport to Houston.

  • Houston is one hour behind Washington DC, where Ronald Reagan Washington National Airport is located. Houston observes the UTC-6 timezone.

  • Ronald Reagan Washington National Airport (DCA) to Houston George Bush Intercontinental Airport (IAH) is the busiest route. When looking for your flight, you can choose from 68 services each week between DCA and IAH.

  • Give yourself plenty of time to get on your DCA to Houston flight. As a rule of thumb, arrive two hours before international departures and an hour ahead for domestic flights.

  • During popular months like July, it's wise to get to the airport even earlier. Plan to arrive two hours before a domestic departure and four hours ahead for international flights whenever you're flying during a peak period in general.

  • Direct Ronald Reagan Washington National Airport to Houston tickets are available for booking. Houston George Bush Intercontinental Airport (IAH) will be your arrival point.

  • You'll find a good selection of carriers that offer direct flights from Ronald Reagan Washington National Airport to Houston, such as:

  • Located around 6 kilometres from central Washington DC, DCA can be reached in about 10 minutes by car, depending on traffic. Travelling on public transport will take roughly 25 minutes.

  • In search of a hotel close to DCA? If you're boarding an early flight from Ronald Reagan Washington National Airport to Houston, these stays will put you moments from your departure lounge:

  • When it comes to Ronald Reagan Washington National Airport's on-time performance, 71% of flights arrive within the scheduled time frame.

  • You'll find DCA at 1 Aviation Circle.

How to find the cheapest flights from Ronald Reagan Washington National Airport (DCA) to Houston

  • The lowest price we've found for a one-way Ronald Reagan Washington National Airport to Houston flight is $160. The cheapest price for a return flight is $367. Bear in mind fares may change due to demand at the time of booking.

  • To find cheap flights from DCA to Houston, book in advance. Airlines tend to offer lower fares when tickets are first released.

  • Landing cheap tickets from Ronald Reagan Washington National Airport to Houston is easier if you're flexible with your trip dates. Try using the 'Whole month' tool to access the lowest fares across each month and pick up an incredible deal.

  • Finding a cheap flight from DCA to Houston is a breeze with Price Alerts. Simply set up one of these automatic notifications and we'll notify you as soon as a deal gets even better.

  • Save on your flight from Ronald Reagan Washington National Airport to Houston with the help of our filters. Choose your ideal departure time, duration and airlines, then sort the results by 'Cheapest' for the best deals.

Airports in Houston

Houston George Bush Intercontinental Airport (IAH)

  • The distance from Houston George Bush Intercontinental Airport (IAH) to central Houston is roughly 40 kilometres. It takes about 30 minutes to reach the centre driving.

  • It'll take around 1 hour 10 minutes when travelling by public transport.

  • If you have a late flight from Ronald Reagan Washington National Airport to Houston, nothing beats the convenience of staying near the terminal. Grab your bags from the carousel and then be showered and resting not long after at one of these accommodation options near IAH:

  • Reserving your ride from Houston George Bush Intercontinental Airport around three weeks before your flight from DCA to Houston can help you get the lowest rate.

  • IAH is located at 16930 JFK Boulevard.

Houston Hobby Airport (HOU)

  • Houston Hobby Airport (HOU) is roughly 19 kilometres from central Houston. Following your flight from Ronald Reagan Washington National Airport to Houston, it'll take you around 20 minutes to reach the heart of the city in a ride-share or taxi.

  • If you travel by public transport, the journey will take you 50 minutes or so.

  • Place the 'Do not disturb' sign on your door and relax at a hotel near HOU. Here are a few options where you can check in after your DCA to Houston flight:

  • Get the lowest price by reserving your ride from HOU four weeks ahead of time. You can also expect to have a greater selection of vehicles.

  • The address for Houston Hobby Airport is 7800 Airport Boulevard.

Best time to go to Houston

  • It's time to work out your travel dates for your flight from Ronald Reagan Washington National Airport to Houston. July is the busiest month to travel to Houston. If you prefer a more relaxed vibe, go in January.

  • The warmest month in Houston is August, with temperatures ranging between 24ºC (75ºF) and 40ºC (104ºF). Book your Ronald Reagan Washington National Airport to Houston plane ticket then if that's your idea of comfortable weather.

  • January sees average temperatures of between 5ºC (41ºF) and 19ºC (66ºF). Look for a cheap ticket from DCA to Houston around that time if you want to travel in cooler conditions.

More about Houston

Explore more of the United States

  • You've done Houston, now it's time to explore other parts of the United States. Travel about 306 kilometres west to San Antonio to tick off its must-visit sights. From San Antonio River Walk to San Antonio River walk and Alamo Plaza, there's plenty to keep you on the go.

  • Dallas is another well-known destination in the United States and is around 370 kilometres north of Houston. No trip is complete without dropping by Meyerson Symphony Centre, Winspear Opera House and Dallas Museum of Art.

Plan the rest of your trip from Washington D.C. to Houston

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.