Flight

WN421 (SWA421)

Route

DENSMF

Status

In air

Southwest Airlines flight WN421 left Denver International Airport on 28 Sept 2026 at 10:33 and is due to arrive in Sacramento International Airport at 11:50 local time.

Status:In air

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Other WN421 flights

Multiple flights operate under the WN421 flight number.

FromToDepartsArrivesStatus

Departure

Departs from	Denver International (DEN)
Date	Mon 28 Sept
Departs	10:1010:33
Terminal	Not available
Gate	C50
Check-in desk	Not available

Arrival

Arrives at	Sacramento International (SMF)
Date	Mon 28 Sept
Arrives	11:5011:44
Terminal	B
Gate	B19
Luggage belt	Not available

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