Southwest Airlines
WN2821Houston to Washington
Southwest Airlines flight WN2821 flies from Houston (HOU) to Washington (DCA), 1,959 km. Over August 2025 to July 2026 it usually arrives about 10 minutes late: 74% of 324 flights arrived within 15 minutes of schedule and 1.5% were cancelled (US Department of Transportation data).
On-time record, last 12 months
74%
on time (within 15 min)
16%
more than 30 min late
1.5%
cancelled
+10 min
average arrival vs schedule
Every operation of WN2821, August 2025 to July 2026: 324 flights. Source: US Bureau of Transportation Statistics, public domain.
Routes flown as WN2821
- Houston (HOU) to Washington (DCA)63 flights
- Chicago Midway (MDW) to Orlando (MCO)57 flights
- Louisville (SDF) to Phoenix Sky Harbor (PHX)42 flights
- Austin Bergstrom (AUS) to Atlanta (ATL)33 flights
- San Diego (SAN) to San Antonio (SAT)26 flights
- Oakland (OAK) to Austin Bergstrom (AUS)23 flights
- Atlanta (ATL) to Nashville (BNA)15 flights
- Phoenix Sky Harbor (PHX) to Sacramento (SMF)14 flights
- Kansas City (MCI) to Baltimore (BWI)8 flights
- Phoenix Sky Harbor (PHX) to Boise (BOI)7 flights
Other flights from Houston to Washington
More about Houston (HOU) and Washington (DCA).
Embed this on your site
A live badge for travel blogs, forums and trip reports. It updates as new data comes in, and links back here for the full stats.
Dark badge, HTML
<a href="https://tripstow.com/flights/wn2821" title="WN2821 is on time 74% of the time on TripStow"><img src="https://tripstow.com/badge/flights/wn2821.svg" alt="WN2821 is on time 74% of the time" width="360" height="88" loading="lazy"></a>
Light badge, HTML
<a href="https://tripstow.com/flights/wn2821" title="WN2821 is on time 74% of the time on TripStow"><img src="https://tripstow.com/badge/flights/wn2821.svg?theme=light" alt="WN2821 is on time 74% of the time" width="360" height="88" loading="lazy"></a>Markdown, for forums and README files
[](https://tripstow.com/flights/wn2821)Flying soon?
Forward your booking to TripStow and get your trip built for you, with check-in reminders, punctuality for every flight and a map of everywhere you have been.
Start free