Flight OddsAS34 SEA → JFK
Alaska Airlines · Seattle, WA to New York, NY · 364 flights observed, 2025-07-01 to 2026-06-30 · 2,422 mi
On-time arrival
72%
Median delay
0 min
90th percentile
+63 min
Cancellation rate
3%
How often is AS34 on time?
Across 364 flights on SEA → JFK from 2025-07-01 to 2026-06-30, AS34 arrived within 15 minutes of schedule 72% of the time. The median arrival delay was 0 min, and the worst 10% of flights arrived +63 min or later. 3% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 252 | 72% |
| 16-30 min | 34 | 10% |
| 31-60 min | 25 | 7% |
| 61-120 min | 26 | 7% |
| 2+ hrs | 13 | 4% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 27 | 22% | +59 min |
| 2025-08 | 31 | 55% | +32 min |
| 2025-09 | 30 | 60% | +21 min |
| 2025-10 | 30 | 63% | +22 min |
| 2025-11 | 29 | 69% | +12 min |
| 2025-12 | 29 | 59% | +13 min |
| 2026-01 | 29 | 90% | -9 min |
| 2026-02 | 25 | 100% | -19 min |
| 2026-03 | 31 | 94% | -21 min |
| 2026-04 | 30 | 97% | -15 min |
| 2026-05 | 30 | 80% | -5 min |
| 2026-06 | 29 | 76% | +17 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 50 | 70% |
| Tue | 52 | 75% |
| Wed | 51 | 63% |
| Thu | 51 | 73% |
| Fri | 48 | 85% |
| Sat | 51 | 75% |
| Sun | 47 | 64% |
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…