Leave before 9 am: 94% depart on time. After 4 pm it’s 3 in 4.
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.
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.
All 16 United flights in the current schedule
Every flight that flew in the Jun 6 – Jul 31, 2026 schedule, with its record over Aug 2025 – Jul 2026. Times are local. Click a column to sort.
| UA 279 | SFO 00:50 | ORD 07:16 | 4h 26m | 35 | 71% | 0.0% | 50 min |
| UA 1850 | SFO 00:50 | ORD 07:16 | 4h 26m | 37 | 86% | 0.0% | 39 min |
| UA 2000 | SFO 05:05 | ORD 11:29 | 4h 24m | 56 | 95% | 0.0% | 56 min |
| UA 2091 | SFO 06:05 | ORD 12:41 | 4h 36m | 309 | 93% | 0.0% | 59 min |
| UA 1568 | SFO 08:15 | ORD 14:50 | 4h 35m | 189 | 85% | 0.5% | 104 min |
| UA 1954 | SFO 10:05 | ORD 16:38 | 4h 33m | 186 | 72% | 0.5% | 57 min |
| UA 2317 | SFO 12:00 | ORD 18:35 | 4h 35m | 72 | 50% | 2.8% | 83 min |
| UA 737 | SFO 14:06 | ORD 20:40 | 4h 34m | 35 | 56% | 2.9% | 102 min |
| UA 1777 | SFO 14:29 | ORD 21:03 | 4h 34m | 96 | 46% | 0.0% | 73 min |
| UA 2480 | SFO 15:10 | ORD 21:38 | 4h 28m | 47 | 53% | 2.1% | 76 min |
| UA 1482 | SFO 16:21 | ORD 22:59 | 4h 38m | 277 | 81% | 0.4% | 84 min |
| UA 2077 | SFO 16:21 | ORD 22:59 | 4h 38m | 26 | 69% | 0.0% | 128 min |
| UA 1375 | SFO 18:34 | ORD 00:59 | 4h 25m | 32 | 58% | 0.0% | 113 min |
| UA 1763 | SFO 18:34 | ORD 00:59 | 4h 25m | 46 | 67% | 0.0% | 86 min |
| UA 2278 | SFO 22:38 | ORD 05:01 | 4h 23m | 170 | 81% | 2.4% | 91 min |
| UA 368 | SFO 23:30 | ORD 05:57 | 4h 27m | 72 | 86% | 1.4% | 42 min |
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 | SFO | ORD | 4h 26m | 78% | 0.9% | 3,830 | 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