The nonstop is quickest: United ORD → SJC (4h 55m), on time 2 times in 3. Alaska via Portland (8h 15m) is more reliable, 84%, but takes 3h 20m longer.
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.
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.
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.
Alternatives with one stop
All connections →| DeltaDetails → | ORD 07:45 → SLC 10:15DL 2231 | 1h 25m Salt Lake City | SLC 11:40 → SJC 12:38DL 1254 | 6h 53m | 87% | 78% |
| UnitedDetails → | ORD 12:56 → DEN 14:46UA 1150 | 1h 09m Denver | DEN 15:55 → SJC 17:35UA 1883 | 6h 39m | 87% | 62% |
| AmericanDetails → | ORD 07:25 → PHX 09:09AA 769 | 55m Phoenix | PHX 10:04 → SJC 11:59AA 3325 | 6h 34m | 83% | 62% |
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