Flight

SWA1521 15 Jun 2026

SWA1521, operated by Southwest Airlines, on 15 Jun 2026: Denver International (KDEN) to Dallas Love Fld (KDAL), 2 legs. Scheduled and actual times are local to each airport (hover for UTC).

← 14 Jun 2026All SWA1521 flights16 Jun 2026 →

Leg 1 of 2estimated

PlaneTrack receiver network
RouteKDEN DENVER INTERNATIONAL → KDAL DALLAS LOVE FLD
StatusCompleted (receiver network)
First seen airborne19:15 MDT 14 Jun
Last seen21:44 CDT 14 Jun
Duration1h 28m
AircraftN1809U
Max altitude37,025 ft
Distance tracked565 nm

Leg 2 of 2

PlaneTrack receiver network
RouteKDAL DALLAS LOVE FLD → KORL EXECUTIVE
StatusCompleted (receiver network)
First seen airborne00:06 CDT
Last seen03:10 EDT
Duration2h 03m
AircraftN1809U
Max altitude39,000 ft
Distance tracked840 nm

Punctuality, last 30 days

Flights7
On time1 (14%)
Average delay+35 min
Worst delay+94 min

In the last 30 days SWA1521 departed on time (within 15 minutes) on 1 of 7 flights (14%), with an average departure delay of +35 min and a worst delay of +94 min.

SWA1521 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.