Flight OddsDL402 SAN → BOS
Delta Air Lines · San Diego, CA to Boston, MA · 22 flights observed, 2025-11-09 to 2025-12-01 · 2,588 mi
DL402 covers more than one route in the data window — the stats below are for SAN → BOS, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
91%
Median delay
-16 min
90th percentile
+8 min
Cancellation rate
0%
How often is DL402 on time?
Across 22 flights on SAN → BOS from 2025-11-09 to 2025-12-01, DL402 arrived within 15 minutes of schedule 91% of the time. The median arrival delay was -16 min, and the worst 10% of flights arrived +8 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 | 20 | 91% |
| 16-30 min | 1 | 5% |
| 31-60 min | 1 | 5% |
| 61-120 min | 0 | 0% |
| 2+ hrs | 0 | 0% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-11 | 21 | 90% | -11 min |
| 2025-12 | 1 | 100% | -10 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 4 | 100% |
| Tue | 3 | 100% |
| Wed | 3 | 100% |
| Thu | 2 | 100% |
| Fri | 3 | 67% |
| Sat | 3 | 100% |
| Sun | 4 | 75% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…