No delays reported for UA 515 (EWR → SAT) as of 6:46 PM ET. It arrived on time 84.4% of the time in June-August 2026. When it was late, the average delay was 1h 11m. 2.2% of flights were cancelled. Right now there are no reported delays at EWR, SAT.
Looks on time
Next leg EWR → SAT, scheduled 12:20 PM local time. No delays at EWR right now, and it usually runs on time.
Cancellation risk: Medium 2.2% of its flights were cancelled in June-August 2026; rough weather at SAT.
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 |
|---|---|---|
| EWR → SAT Newark, NJ to San Antonio, TX | 12:20 PM → 3:21 PM | 84% |
Local times. Schedules change; check your booking.
How reliable is UA 515?
| Arrived on time (within 15 min) | 84.4% |
| Average delay when late | 71 min |
| Cancelled | 2.2% |
| Diverted | 0% |
| Flights tracked | 92 |
Best and worst days to fly UA 515
UA 515 was most reliable on Wednesdays (100% on time) and least reliable on Mondays (71%).
| Monday | |
| Tuesday | |
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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 EWR → SAT
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 515 delayed today?
Right now there are no reported delays at EWR, SAT. Checked 6:46 PM ET. For this flight's gate and exact status, check the United app.
Is UA 515 usually on time?
UA 515 arrived within 15 minutes of schedule 84.4% of the time in June-August 2026, with an average delay of 71 minutes when late.
How often is UA 515 cancelled?
2.2% of UA 515 flights were cancelled in June-August 2026.