Cheap flights from Washington Ronald Reagan to Houston

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Flight deals from Washington Ronald Reagan Airport 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 $237. Find the lowest prices on one-way and return tickets right here.

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 April.

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.

Washington D.C. to Houston: Flight information

The things to know before you go.
Cheapest flight found$110
Cheapest month to flyApril
Average flight time3 hrs, 28 mins
Most popular airlineAmerican Airlines
Average flights per week378

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 $237. 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 28 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 March 2026, there are 567 flights per week flying from Washington Ronald Reagan to Houston.
The cheapest month to fly from Washington Ronald Reagan to Houston is usually April.
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 $237.
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 Wednesday, 8 April 2026.
Yes – the average flight time is 3 hours and 28 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 March, the average temperature is usually around 16°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 United offer the cheapest flight tickets to Houston.

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

  • Take a direct flight from Ronald Reagan National Airport to Houston and you'll be travelling for around 3 hours.

  • Ronald Reagan National Airport is located in Washington DC. Based in the UTC-5 timezone, Houston is one hour behind Washington DC.

  • With 47 flights a week between the two airports, Ronald Reagan National Airport (DCA) to George Bush Intercontinental Airport (IAH) is the most popular route. United Airlines operates the earliest flight at 06:00. If you're eager to make the most of your day before flying, the latest departure from DCA to IAH is with United Airlines at 19:59.

  • For a stress-free journey, turn up at the airport two hours ahead of international flights and one hour before domestic departures. This will give you plenty of time to board your DCA to Houston flight.

  • If you're jetting off during a major holiday or another peak period, allow for even more time. A good rule is two hours before domestic flights and up to four hours before international departures. Queues at check-in and security will be longer.

  • Begin your journey at DCA and travel nonstop to George Bush Intercontinental Airport (IAH). That's where you can expect to touch down when searching for Ronald Reagan National Airport to Houston tickets.

  • Book your seat with United Airlines. This popular carrier offers direct flights from Ronald Reagan National Airport to Houston.

  • Travelling from central Washington DC to DCA takes around 45 minutes by public transport. If you drive, ride-share or grab a cab, you'll cover the 6 kilometres in 15 minutes or so, depending on traffic.

  • Want a stress-free start to your journey? Stay near DCA. Whether you're boarding an early flight from Ronald Reagan National Airport to Houston or don't want departure day to feel hectic, these hotels put convenience first:

  • Of the flights that depart from Ronald Reagan National Airport, 76.44% arrive as scheduled at their destination.

  • The address for DCA is 1 Aviation Circle.

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

  • The lowest price we've found for a one-way Ronald Reagan National Airport to Houston flight is $110. The cheapest price for a return flight is $237. Keep in mind fares may change due to demand at the time of booking.

  • Book one month before flying. Research on pricing trends suggests this is the ideal window for finding cheap flights from DCA to Houston.

  • Organise your trip for May. That's the best month for landing an awesome deal on Ronald Reagan National Airport to Houston tickets. If you're flexible on when you fly, use the 'Whole month' tool to access the lowest price across every month.

  • Locking in a cheap flight from DCA to Houston couldn't be easier with Price Alerts. All you need to do is create one of these automatic notifications and we'll let you know as soon as a lower fare pops up.

  • Choose your preferred arrival and departure times, number of stops and airlines with our filters. Then, sort the results for your flight from Ronald Reagan National Airport to Houston by 'Best,' 'Cheapest' or 'Fastest.'

Airports in Houston

George Bush Intercontinental Airport (IAH)

William P. Hobby Airport (HOU)

  • Central Houston is around 19 kilometres from William P. Hobby Airport (HOU). After your flight from Ronald Reagan National Airport to Houston has landed and you've navigated your way to arrivals, expect a drive of about 20 minutes.

  • Public transport will get you there in about 1 hour 40 minutes.

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

  • No need to worry about public transport schedules or slow-moving cab lines. Pick up a William P. Hobby Airport rental car and take your trip in whatever direction you choose. Compare offers from Easirent, Dollar and Thrifty.

  • Avoid potential price surges. Securing your ride four weeks ahead of your arrival at HOU will help you stay within budget.

  • The address for William P. Hobby Airport is 7800 Airport Boulevard.

Best time to go to Houston

  • Visit Houston during the high season if you like a lively atmosphere, but remember that hotel prices are generally higher. Alternatively, book your flights from Ronald Reagan National Airport to Houston in the off-season when prices are cheaper and it's quieter.

  • Before booking a Ronald Reagan National Airport to Houston plane ticket, think about the type of weather you enjoy. August is the warmest month in Houston, with temperatures ranging from 24ºC (75ºF) to 40ºC (104ºF).

  • January has 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

  • When it comes to searching for somewhere to rest your head, you'll find the most popular stays in Houston right here. Check out these options once you've booked your flight from Ronald Reagan National Airport to Houston:

  • There are so many things to do and see in this city it can be hard to work out where to start. The Museum of Fine Arts, Houston, Beck Building, The Houston Museum of Natural Science and Hermann Park are highlights which should feature on every Houston itinerary.

Explore more of United States

  • San Antonio is just one of the many cities in United States waiting to be explored after you've seen Houston. Around 306 kilometres away to the west, top sights here include The San Antonio River Walk, San Antonio Missions National Historical Park and San Fernando Cathedral.

  • If you're looking to explore another great destination in United States, consider Dallas, roughly 370 kilometres north of Houston. Dallas Arboretum and Botanical Gardens, Perot Museum of Nature and Science and Dallas Museum of Art are highlights.

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