DL421 Delta Air Lines - Flight Status

Warning

There is more than one flight with the same flight number on the same day. This is the other flight:

DL421 Las Vegas (LAS) to Dayton (DAY) Departure: 03:12 pm Arrival: 10:37 pm Check flight

Below, you can find details about Delta Air Lines flight DL421, which currently operates between the airports of Dayton - James M Cox Dayton International Airport (Airport Code DAY) and Detroit - Detroit Metropolitan Wayne County Airport (Airport Code DTW).
This flight data pertains specifically to the flight's details for Friday, March 06, 2026.

Table of contents:
Flight Status

DL421 On Time performance:

We have calculated the percentage of flights that arrived within 15 minutes of their scheduled time, or earlier, based on real flight data from the last 3 months. More about punctuality and delays

Flight Status

DL421 Delta Air Lines from Dayton

Landed - Delayed

Delay: 185 minutes

Flight Status for Friday March 06, 2026

This flight is also scheduled for Today (March 07, 2026). See it here

This flight is also scheduled for Tomorrow (March 08, 2026). See it here

Airline information

Delta Air Lines

Equipment: Airbus A321 (sharklets)

Departure

Dayton (DAY)

March 06, 2026

James M Cox Dayton International Airport

Departed at:

12:18 am (2026-03-07)

Terminal:

Gate:

B12

Scheduled Departure Time: 03:20 pm

Arrival

Detroit (DTW)

March 06, 2026

Detroit Metropolitan Wayne County Airport

Arrived at:

01:25 am (2026-03-07)

Terminal:

M - McNamara

Gate:

Scheduled Arrival Time: 10:20 pm

Disclaimer

The information displayed on this website is gathered from third-party providers with a wide reputation on the sector, which in turn obtain the information from the airlines. This data is provided only for informative purposes. www.detroit-airport.com assumes no responsibility for loss or damage as a result of relying on information posted here. Please contact your airline to verify flight status.