Flight
DAL637 11 Jul 2026
DAL637, operated by Delta Air Lines, on 11 Jul 2026: Chicago Ohare International (KORD) to Seattle Tacoma International (KSEA), 2 legs. Scheduled and actual times are local to each airport (hover for UTC).
Leg 1 of 2estimated
PlaneTrack receiver network| Route | KORD CHICAGO OHARE INTERNATIONAL → KSEA SEATTLE TACOMA INTERNATIONAL |
| Status | Completed (receiver network) |
| First seen airborne | 19:00 CDT 10 Jul |
| Last seen | 20:18 PDT 10 Jul |
| Duration | 3h 17m |
| Aircraft | N894DN |
| Max altitude | 36,000 ft |
| Distance tracked | 1,491 nm |
Leg 2 of 2estimated
PlaneTrack receiver network| Route | Route not recorded |
| Status | Completed (receiver network) |
| First seen airborne | 17:29Z |
| Last seen | 21:00Z |
| Duration | 3h 30m |
| Aircraft | N849DN |
| Max altitude | 35,025 ft |
Punctuality, last 30 days
| Flights | 8 |
| On time | 1 (12%) |
| Average delay | +39 min |
| Worst delay | +74 min |
In the last 30 days DAL637 departed on time (within 15 minutes) on 1 of 8 flights (12%), with an average departure delay of +39 min and a worst delay of +74 min.
Schedule, departure and arrival times from the FAA SWIM feed; aircraft, altitude and distance from the PlaneTrack receiver network. On time means a departure within 15 minutes of schedule.