Flight OddsSAN → BOS Southwest Airlines
Southwest Airlines · San Diego, CA to Boston, MA · 27 flights, 2026-06-04 to 2026-06-30 · aggregated across 1 flight number
On-time arrival
44%
Median delay
+24 min
90th percentile
+109 min
Cancellation rate
0%
How on-time is Southwest Airlines from SAN to BOS?
Across every Southwest Airlines flight number on SAN → BOS (27 flights, 2026-06-04 to 2026-06-30), 44% arrived within 15 minutes of schedule. Median arrival delay +24 min; the worst 10% ran +109 min or later. 0% were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 12 | 44% |
| 16-30 min | 3 | 11% |
| 31-60 min | 6 | 22% |
| 61-120 min | 3 | 11% |
| 2+ hrs | 3 | 11% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2026-06 | 27 | 44% | +37 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 4 | 0% |
| Tue | 4 | 25% |
| Wed | 3 | 100% |
| Thu | 4 | 0% |
| Fri | 4 | 75% |
| Sat | 4 | 75% |
| Sun | 4 | 50% |
WN flight numbers on SAN → BOS
Related
Based on US DOT Bureau of Transportation Statistics on-time data. Loading the full breakdown…