No clear winner: United’s SAT → SFO flights land within a few points of 86% on time whatever the hour.
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).
Pick an hour to see this route’s flights leaving then.
Airlines on this route
Arriving within 15 minutes. Regional flights count under the airline that sells them. Pick an airline to see its flights.
| United (incl. SkyWest) | 434 | 86% | 0.5% | 110 min |
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.
No flight on this route ran 150+ times in the year.
All 1 flights on this route →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.
| United | SAT | SFO | 4h 11m | 86% | 0.5% | 434 | Flying now |
Alternatives with one stop
All connections →| SouthwestDetails → | SAT 05:40 → DAL 06:55WN 4512 | 50m Dallas | DAL 07:45 → SFO 09:30WN 485 | 5h 50m | 88% | 76% |
| AmericanDetails → | SAT 05:01 → DFW 06:18AA 2342 | 52m Dallas-Fort Worth | DFW 07:10 → SFO 08:53AA 1949 | 5h 52m | 87% | 64% |
| UnitedDetails → | SAT 08:53 → DEN 10:11UA 2853 | 1h 10m Denver | DEN 11:21 → SFO 13:04UA 1561 | 6h 11m | 89% | 63% |
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