No delays reported for UA 315 (IAH → PIT) as of 6:47 PM ET. It arrived on time 85.7% of the time in June-August 2026. When it was late, the average delay was 1h 4m. None were cancelled. Right now there are no reported delays at IAH, PIT.
Looks on time
Next leg IAH → PIT, scheduled 12:00 PM local time. No delays at IAH right now, and it usually runs on time. Weather at IAH (53°F, rain, wind 17 kt gusting 25) could slow departures.
Cancellation risk: Medium 0% of its flights were cancelled in June-August 2026; rough weather at IAH.
Estimate from the schedule, live position and airport conditions, if this flight operates today. Check United for official times.
Before you fly
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Route and schedule
| Leg | Scheduled | On time |
|---|---|---|
| IAH → PIT Houston, TX to Pittsburgh, PA | 12:00 PM → 3:56 PM | 86% |
Local times. Schedules change; check your booking.
How reliable is UA 315?
| Arrived on time (within 15 min) | 85.7% |
| Average delay when late | 64 min |
| Cancelled | 0% |
| Diverted | 1.1% |
| Flights tracked | 92 |
Best and worst days to fly UA 315
UA 315 was most reliable on Saturdays (100% on time) and least reliable on Thursdays (69%).
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Why it runs late
| Late-arriving plane | |
| Airline (crew, maintenance) | |
| Air traffic system | |
| Extreme weather |
Share of delay minutes by cause, as reported by United to the Department of Transportation.
Other flights IAH → PIT
All flights on this route, ranked
Live status at its airports
We show airport-wide airport status, not this flight's gate or live position. For that, check the United app.
United delays and what you're owed · Airline phone numbers
About this data
On-time history: U.S. Bureau of Transportation Statistics, Reporting Carrier On-Time Performance, June-August 2026. Live conditions: live airport status. "On time" means arriving within 15 minutes of schedule.
Common questions
Is UA 315 delayed today?
Right now there are no reported delays at IAH, PIT. Checked 6:47 PM ET. For this flight's gate and exact status, check the United app.
Is UA 315 usually on time?
UA 315 arrived within 15 minutes of schedule 85.7% of the time in June-August 2026, with an average delay of 64 minutes when late.
How often is UA 315 cancelled?
0% of UA 315 flights were cancelled in June-August 2026.