Leave before 9 am: 94% depart on time. After 4 pm it’s 7 in 10.
Time of day × airport
Share of this route’s flights leaving within 15 minutes, by airport and scheduled departure hour, over Aug 2025 – Jul 2026. Blank: no flights then (or fewer than 40 in the year).
| WN 4235 | SFO 12:00 | LAX 13:30 | 1h 30m | 26 | 8% | 0.0% | 58 min |
| UA 571 | SFO 12:00 | SNA 13:45 | 1h 45m | 72 | 70% | 1.4% | 71 min |
| WN 198 | SFO 12:10 | LAX 13:40 | 1h 30m | 16 | 12% | 0.0% | 58 min |
| UA 1506 | SFO 12:15 | LAX 13:55 | 1h 40m | 141 | 71% | 0.0% | 48 min |
| AS 3237flown by SkyWest | SFO 12:30 | SNA 14:09 | 1h 39m | 44 | 12% | 0.0% | 63 min |
| AS 3216flown by SkyWest | SFO 12:30 | SNA 14:09 | 1h 39m | 137 | 74% | 2.2% | 80 min |
Airlines on this route
Arriving within 15 minutes. Regional flights count under the airline that sells them. Pick an airline to see its flights.
| Delta (incl. SkyWest) | 4,633 | 83% | 1.3% | 68 min |
| Southwest | 21,313 | 82% | 0.7% | 52 min |
| United (incl. SkyWest) | 9,079 | 81% | 0.5% | 57 min |
| Alaska (incl. SkyWest, Horizon) | 5,915 | 76% | 1.9% | 58 min |
| American (incl. Envoy, SkyWest) | 1,856 | 73% | 0.8% | 70 min |
| Frontier | 854 | 68% | 2.1% | 84 min |
| Spirit OAK→SNA only | 9 | – | 0.0% | 49 min |
Dimmed: fewer than 150 flights in the year, too few to rank.
Flights, best and worst
Flights in the Jun 6 – Jul 31, 2026 schedule that ran 150+ times in the year. Times are local. Pick a flight for its history.
| DL 1598 | SFO 07:00 | LAX 08:30 | 94% |
| DL 1438 | SJC 18:12 | LAX 19:37 | 93% |
| AS 3440flown by SkyWest | SFO 06:35 | SNA 08:15 | 92% |
| DL 3842flown by SkyWest | SJC 14:59 | LAX 16:27 | 92% |
| DL 3883flown by SkyWest | SJC 20:19 | LAX 21:55 | 92% |
| · · · | |||
| DL 1715 | SFO 11:45 | LAX 13:17 | 60% |
| F9 2678 | SFO 09:41 | ONT 11:13 | 58% |
| DL 2267 | SFO 16:39 | LAX 18:13 | 53% |
Nonstops by airline and airport
Arriving within 15 minutes, Aug 2025 – Jul 2026. Pick a row to see that airline’s flights on that airport pair.
| Delta | SJC | LAX | 1h 25m | 93% | 0.9% | 2,259 | Flying now |
| Southwest | SJC | SNA | 1h 20m | 87% | 0.8% | 2,677 | Flying now |
| Southwest | OAK | LGB | 1h 25m | 87% | 0.3% | 1,597 | Flying now |
| Southwest | SJC | LGB | 1h 20m | 86% | 0.2% | 1,239 | Flying now |
| Southwest | OAK | SNA | 1h 30m | 86% | 0.7% | 2,338 | Flying now |
| Southwest | SJC | BUR | 1h 10m | 86% | 1.2% | 2,162 | Flying now |
| Southwest | SJC | ONT | 1h 15m | 83% | 0.2% | 1,317 | Flying now |
| United | SFO | SNA | 1h 43m | 83% | 0.6% | 2,172 | Flying now |
| Southwest | OAK | ONT | 1h 20m | 83% | 0.4% | 1,471 | Flying now |
| Southwest | OAK | BUR | 1h 10m | 82% | 1.0% | 2,735 | Flying now |
| United | SFO | BUR | 1h 25m | 82% | 0.6% | 2,166 | Flying now |
| United | SFO | ONT | 1h 27m | 81% | 0.5% | 1,114 | Flying now |
| Southwest | OAK | LAX | 1h 25m | 80% | 0.7% | 2,082 | Flying now |
| United | SFO | LAX | 1h 35m | 80% | 0.3% | 3,626 | Flying now |
| Frontier | SJC | LAX | 1h 25m | 79% | 4.3% | 117 | Flying now |
| Southwest | SJC | LAX | 1h 20m | 79% | 0.5% | 1,844 | Flying now |
| Alaska | SFO | SNA | 1h 39m | 78% | 2.0% | 2,393 | Flying now |
| Delta | SFO | LAX | 1h 33m | 73% | 1.6% | 2,374 | Flying now |
| Alaska | SFO | LAX | 1h 33m | 73% | 2.0% | 2,317 | Flying now |
| American | SFO | LAX | 1h 33m | 73% | 0.8% | 1,846 | Flying now |
| Alaska | SJC | SNA | 1h 43m | 72% | 0.0% | 53 | Flying now |
| Frontier | SFO | LAX | 1h 41m | 70% | 1.5% | 390 | Flying now |
| Frontier | SFO | SNA | 1h 48m | 69% | 0.7% | 151 | Flying now |
| Southwest | SFO | LAX | 1h 30m | 61% | 0.6% | 1,425 | Flying now |
| Frontier | SFO | ONT | 1h 34m | 58% | 3.1% | 196 | Flying now |
| Southwest | SFO | BUR | 1h 20m | 52% | 2.8% | 426 | Flying now |
| Alaska | SJC | LAX | 1h 28m | 88% | 1.5% | 529 | Not flying now |
| Alaska | SFO | BUR | 1h 24m | 76% | 1.6% | 612 | Not flying now |
| Alaska | OAK | SNA | – | 100%few flights | 0.0% | 7 | Not flying now |
| United | SJC | LAX | – | 100%few flights | 0.0% | 1 | Not flying now |
| Spirit | OAK | SNA | – | 78%few flights | 0.0% | 9 | Not flying now |
| American | SJC | LAX | – | 70%few flights | 0.0% | 10 | Not flying now |
| Alaska | SJC | BUR | – | 50%few flights | 0.0% | 4 | Not flying now |
About this data: US DOT on-time records, Aug 2025 – Jul 2026, all US airlines; regional flights count under the airline that sells them. Schedules (which flights and connections exist, and their times) are as of Jun 6 – Jul 31, 2026; seasonal flights outside that window aren’t ranked. Rebuilt monthly. JSON