About 1 in 4 UA 1815 flights from San Francisco arrived 15+ minutes late, diverted or cancelled over the past year (23%); 0.0% were cancelled. The typical flight landed 2 minutes early.
UA 1815: SFO → BNA
Scheduled to leave San Francisco at 11:59 p.m. local time. Over the past year it arrived on time 77% of the time (142 flights), in line with other UA flights on the route at that hour (78%). Last seen in the data Aug 30, 2026.
Usually United Airlines's last flight of the day from San Francisco to Nashville (100% of days). United Airlines's last SFO–BNA flight was cancelled 0.3% of the time, against 0.4% for its earlier ones. If it's cancelled, the next United Airlines flight is usually around 9:17 a.m. the next morning.
Month by month
By day of week
| Day | Flights | On time |
|---|---|---|
| Monday | 15 | — |
| Tuesday | 11 | — |
| Wednesday | 25 | 68% |
| Thursday | 26 | 69% |
| Friday | 19 | — |
| Saturday | 20 | 95% |
| Sunday | 26 | 77% |
Why it was late
All flights SFO → BNA · Connecting off UA 1815? Check the risk
Questions
How often is UA 1815 from SFO to BNA late?
United Airlines 1815 from San Francisco, CA to Nashville, TN arrived 15 or more minutes late, was diverted or was cancelled on 23% of 142 scheduled flights between September 2025 and August 2026. 0.0% were cancelled.
Flight numbers change. Figures cover flights with this airline, number and route only. "Likely range" is the 95% interval for the true on-time rate given the number of flights. This is history, not live status: check United Airlines for today's flight. Method.