Flight OddsAS42 SFO → JFK
Alaska Airlines · San Francisco, CA to New York, NY · 176 flights observed, 2025-10-26 to 2026-06-30 · 2,586 mi
AS42 covers more than one route in the data window — the stats below are for SFO → JFK, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
71%
Median delay
-2 min
90th percentile
+58 min
Cancellation rate
1%
How often is AS42 on time?
Across 176 flights on SFO → JFK from 2025-10-26 to 2026-06-30, AS42 arrived within 15 minutes of schedule 71% of the time. The median arrival delay was -2 min, and the worst 10% of flights arrived +58 min or later. 1% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 125 | 71% |
| 16-30 min | 18 | 10% |
| 31-60 min | 15 | 9% |
| 61-120 min | 14 | 8% |
| 2+ hrs | 3 | 2% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-10 | 6 | 100% | +4 min |
| 2025-11 | 29 | 72% | +3 min |
| 2025-12 | 31 | 74% | +4 min |
| 2026-01 | 5 | 40% | +13 min |
| 2026-03 | 14 | 100% | -16 min |
| 2026-04 | 30 | 87% | -2 min |
| 2026-05 | 30 | 53% | +16 min |
| 2026-06 | 30 | 57% | +32 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 26 | 69% |
| Tue | 25 | 76% |
| Wed | 25 | 84% |
| Thu | 24 | 83% |
| Fri | 25 | 64% |
| Sat | 24 | 79% |
| Sun | 26 | 46% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…