Flight OddsAA3278 BOS → LAX
American Airlines · Boston, MA to Los Angeles, CA · 24 flights observed, 2026-02-12 to 2026-03-07 · 2,611 mi
AA3278 covers more than one route in the data window — the stats below are for BOS → LAX, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
57%
Median delay
0 min
90th percentile
+88 min
Cancellation rate
8%
How often is AA3278 on time?
Across 24 flights on BOS → LAX from 2026-02-12 to 2026-03-07, AA3278 arrived within 15 minutes of schedule 57% of the time. The median arrival delay was 0 min, and the worst 10% of flights arrived +88 min or later. 8% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 12 | 57% |
| 16-30 min | 2 | 10% |
| 31-60 min | 4 | 19% |
| 61-120 min | 1 | 5% |
| 2+ hrs | 2 | 10% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2026-02 | 15 | 47% | +36 min |
| 2026-03 | 6 | 83% | -9 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 2 | 0% |
| Tue | 2 | 50% |
| Wed | 3 | 67% |
| Thu | 4 | 50% |
| Fri | 4 | 75% |
| Sat | 4 | 100% |
| Sun | 2 | 0% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…