Flight OddsBOS → SAN Delta Air Lines
Delta Air Lines · Boston, MA to San Diego, CA · 364 flights, 2025-07-01 to 2026-06-30 · aggregated across 1 flight number
On-time arrival
70%
Median delay
+1 min
90th percentile
+43 min
Cancellation rate
2%
How on-time is Delta Air Lines from BOS to SAN?
Across every Delta Air Lines flight number on BOS → SAN (364 flights, 2025-07-01 to 2026-06-30), 70% arrived within 15 minutes of schedule. Median arrival delay +1 min; the worst 10% ran +43 min or later. 2% were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 245 | 70% |
| 16-30 min | 50 | 14% |
| 31-60 min | 33 | 9% |
| 61-120 min | 20 | 6% |
| 2+ hrs | 4 | 1% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 31 | 74% | +3 min |
| 2025-08 | 30 | 73% | -6 min |
| 2025-09 | 29 | 59% | +16 min |
| 2025-10 | 29 | 59% | +25 min |
| 2025-11 | 29 | 66% | +12 min |
| 2025-12 | 29 | 79% | +1 min |
| 2026-01 | 28 | 57% | +11 min |
| 2026-02 | 26 | 85% | -3 min |
| 2026-03 | 30 | 80% | -3 min |
| 2026-04 | 30 | 63% | +7 min |
| 2026-05 | 31 | 68% | +11 min |
| 2026-06 | 30 | 73% | +6 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 50 | 76% |
| Tue | 50 | 72% |
| Wed | 50 | 68% |
| Thu | 49 | 80% |
| Fri | 52 | 60% |
| Sat | 51 | 65% |
| Sun | 50 | 68% |
DL flight numbers on BOS → SAN
Related
Based on US DOT Bureau of Transportation Statistics on-time data. Loading the full breakdown…