Southwest Airlines
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United States
Ronald Reagan Washington National Airport
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United States
William P. Hobby Airport
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Scan through all non-stop flights from Washington to Houston. The full flight schedule below gives an overview of all non-stop flights from DCA to HOU, which includes the daily timetable of every operating airline for the upcoming 12 months.
Note: for airline-specific flight schedules, please scroll further down.
Houston is a humid subtropical or warm-temperate destination, featuring hot, humid summers with temperatures typically around 30°C (86°F) and mild to cool winters. The region is known for consistent rainfall throughout the year, peaking in summer. The area is known for its vibrant urban energy, diverse landscapes, and numerous outdoor activities.
You can visit Houston any time of the year, but the best months to explore are from to and from to .
Currently, there is only one airline operating non-stop flights from Washington DCA to Houston HOU, which is Southwest Airlines. This section gives an overview of the flight schedules and timetables of every airline with direct flights for this route.
Click an airline below to view their DCA HOU flight schedule.
Flights from DCA to HOU are operated 9 times a week, with an average of 1 flight per day. Departure times vary between 06:00 - 20:40. The earliest flight departs at 06:00, the last flight departs at 20:40. However, this depends on the date you are flying so please check with the full flight schedule above to see which departure times are available on your preferred date(s) of travel.
On this non-stop route, you can fly in Economy only.
The fastest direct flight from Washington to Houston takes 3 hours and 40 minutes. The flight distance between Washington and Houston is 1,216 miles (or 1,957 km).
There are 2 airports in Houston: William P. Hobby Airport (HOU) and George Bush Intercontinental Airport (IAH).
There are 9 flights per week flying from Washington to Houston (as of March 2026).
3 hours and 40 minutes is the average flight time from Washington to Houston.
The distance from Washington to Houston is 1,216 miles (1,957 kilometers).
Southwest Airlines is the only airline flying nonstop from Washington to Houston.
There are no alliances flying direct from Washington to Houston at the moment.
You can fly non-stop in Economy only.
Aircraft types that fly from Washington to Houston:
The earliest flight departs at 06:00 from Washington and arrives at 08:40 at Houston.
The latest flight departs at 20:40 from Washington and arrives at 23:05 at Houston.
1,216 miles (1,957 km) · 3h 40m
06:00
08:40
Southwest Airlines
WN 12
Southwest Airlines
Boeing 757
Y
W
J
F
06:00
08:40
Southwest Airlines
WN 2477
Southwest Airlines
Boeing 737 MAX 8
Y
W
J
F
06:10
08:50
Southwest Airlines
WN 2477
Southwest Airlines
Boeing 737 MAX 8
Y
W
J
F
12:00
14:40
Southwest Airlines
WN 1541
Southwest Airlines
Boeing 737-800 (winglets)
Y
W
J
F
13:00
15:40
Southwest Airlines
WN 1541
Southwest Airlines
Boeing 737 MAX 8
Y
W
J
F
13:05
15:45
Southwest Airlines
WN 1541
Southwest Airlines
Boeing 737 MAX 8
Y
W
J
F
16:35
19:10
Southwest Airlines
WN 3825
Southwest Airlines
Boeing 737 MAX 8
Y
W
J
F
17:55
20:40
Southwest Airlines
WN 3825
Southwest Airlines
Boeing 737-800 (winglets)
Y
W
J
F
18:40
21:15
Southwest Airlines
WN 3825
Southwest Airlines
Boeing 737 MAX 8
Y
W
J
F
18:50
21:25
Southwest Airlines
WN 64
Southwest Airlines
Boeing 757
Y
W
J
F
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