Flight

SWA3521 1 Oct 2026

SWA3521, operated by Southwest Airlines, on 1 Oct 2026: Pittsburgh International (KPIT) to Chicago Midway International (KMDW). Scheduled and actual times are local to each airport (hover for UTC).

← 30 Sep 2026All SWA3521 flights2 Oct 2026 →

Flight

FAA SWIM schedule
RouteKPIT PITTSBURGH INTERNATIONAL → KMDW CHICAGO MIDWAY INTERNATIONAL
StatusCompleted, departure delayed +81 min
Scheduled departure19:45 EDT
Actual departure21:06 EDT delayed +81 min
Actual arrival21:40 CDT
Duration1h 34m

Punctuality, last 30 days

Flights5
On time3 (60%)
Average delay+29 min
Worst delay+81 min

In the last 30 days SWA3521 departed on time (within 15 minutes) on 3 of 5 flights (60%), with an average departure delay of +29 min and a worst delay of +81 min.

SWA3521 flight history Full history CSV API access

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.