Schedule: a typical Thursday (the flights of Jul 30, 2026, re-dated). Real flights replace these once the FAA publishes them, usually about a day ahead.

SOUTHWEST · FLIGHT WN 2421 SCHEDULED · TYPICAL SCHEDULE

Thursday, October 1 Today

WN 2421 · LAX → PHX

departs 10:50 AM PT · arrives 12:15 PM MT

Forecast issued Thu 6:00 AM ET · 8h before departure

WN 2421 isn’t flying LAX → PHX today

This listing came from a typical schedule. According to the FAA, WN 2421 flies these legs today:

BWI → RDU · 10:54 AM · scheduled
RDU → MDW · 12:40 PM · scheduled
MDW → MSP · 2:15 PM · scheduled