Flight OddsAS634 LAS → SFO
Alaska Airlines · Las Vegas, NV to San Francisco, CA · 280 flights observed, 2025-07-01 to 2026-06-30 · 414 mi
AS634 covers more than one route in the data window — the stats below are for LAS → SFO, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
60%
Median delay
+5 min
90th percentile
+53 min
Cancellation rate
0%
How often is AS634 on time?
Across 280 flights on LAS → SFO from 2025-07-01 to 2026-06-30, AS634 arrived within 15 minutes of schedule 60% of the time. The median arrival delay was +5 min, and the worst 10% of flights arrived +53 min or later. 0% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 168 | 60% |
| 16-30 min | 31 | 11% |
| 31-60 min | 56 | 20% |
| 61-120 min | 20 | 7% |
| 2+ hrs | 4 | 1% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 30 | 67% | +8 min |
| 2025-08 | 29 | 69% | +4 min |
| 2025-09 | 26 | 58% | +9 min |
| 2025-10 | 8 | 75% | +5 min |
| 2025-11 | 26 | 73% | +13 min |
| 2025-12 | 30 | 63% | +11 min |
| 2026-01 | 6 | 33% | +54 min |
| 2026-02 | 13 | 85% | +8 min |
| 2026-03 | 29 | 90% | -10 min |
| 2026-04 | 26 | 50% | +21 min |
| 2026-05 | 26 | 27% | +42 min |
| 2026-06 | 30 | 33% | +35 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 44 | 55% |
| Tue | 37 | 68% |
| Wed | 37 | 65% |
| Thu | 43 | 58% |
| Fri | 43 | 60% |
| Sat | 31 | 68% |
| Sun | 44 | 52% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…