Flight OddsUA304 BUR → SFO
United Airlines · Burbank, CA to San Francisco, CA · 20 flights observed, 2026-05-01 to 2026-05-20 · 326 mi
UA304 covers more than one route in the data window — the stats below are for BUR → SFO, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
25%
Median delay
+39 min
90th percentile
+110 min
Cancellation rate
0%
How often is UA304 on time?
Across 20 flights on BUR → SFO from 2026-05-01 to 2026-05-20, UA304 arrived within 15 minutes of schedule 25% of the time. The median arrival delay was +39 min, and the worst 10% of flights arrived +110 min or later. 0% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 5 | 25% |
| 16-30 min | 3 | 15% |
| 31-60 min | 6 | 30% |
| 61-120 min | 4 | 20% |
| 2+ hrs | 2 | 10% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2026-05 | 20 | 25% | +48 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 3 | 0% |
| Tue | 3 | 67% |
| Wed | 3 | 33% |
| Thu | 2 | 0% |
| Fri | 3 | 0% |
| Sat | 3 | 33% |
| Sun | 3 | 33% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…