UA331: United flight 331
Houston (IAH) → Washington (DCA) · departs 4:55p, lands 8:57p local · Daily
The timetable below has every scheduled departure; for today's flight, check United.
An estimate from the published timetable, not live tracking: it cannot know about delays, diversions or cancellations.
Live status at United →The route
One hop: IAH → DCADrag to pan · scroll with ⌘/Ctrl to zoom · arrow keys when focused
UA331 timetable
Published departure and arrival times, each in its airport's local time, from the flights we sampled Nov 4–10.
| Route | Departs | Arrives | Scheduled | Days |
|---|---|---|---|---|
| IAH → DCAHouston to Washington | 4:55p | 8:57p | 3h2m | Daily |
Other nonstops from Houston to Washington
The departures either side of UA331. Times are Houston time.
| Flight | Departs | Days |
|---|---|---|
| American | 10:25a | Mon, Wed, Thu, Fri, Sun |
| United UA1005 | 12:07p | Daily |
| United UA625 | 2:33p | Mon, Tue, Wed, Thu, Fri, Sun |
| This flight UA331 | 4:55p | Daily |
| American | 5:20p | Mon, Tue, Wed, Thu, Fri, Sun |
| United UA1627 | 6:13p | Daily |
| United UA2224 | 7:59p | Mon, Tue, Wed, Thu, Fri, Sun |
All 10 flights from IAH to DCA, by time →
Flying back from Washington
United flies Washington to Houston nonstop 47 times a week, from 6:00a to 7:36p: 6:00a UA1450 · 8:15a UA697 · 12:50p UA382 · 4:34p UA1785 · 7:36p UA1678 · every nonstop DCA → IAH →
How UA331 ran in our sample
7 of 7 departures left within 15 minutes of schedule (Nov 4–10). Only flights that departed are counted: cancellations are not in our data.
Aircraft: Airbus A320 on 7 of 7.
What time does UA331 leave Houston?
UA331 is scheduled to depart Houston (IAH) at 4:55p (daily), Houston time, and to land in Washington (DCA) at about 8:57p local time, a scheduled 3h2m. Times are the published ones from the flights we sampled Nov 4–10; check United for today's.
What plane is UA331?
Airbus A320 on 7 of the 7 UA331 flights from IAH we sampled Nov 4–10. Airlines swap aircraft, so the plane on a given day can differ.
Does UA331 fly every day?
Yes — UA331 flew Houston to Washington every day of the week we sampled (Nov 4–10).
Is UA331 usually on time?
Of 7 UA331 departures from IAH we sampled Nov 4–10, 7 left within 15 minutes of the scheduled time. That counts only flights that departed — cancellations are not in our data — and one week is a small sample, so treat it as a hint, not a rating.
More United flights from Houston
Timetable from United departures we observed; UA331 is a United Airlines flight number, and Hop Nonstop is not affiliated with United. Schedules change — confirm with the airline before you travel.