DL474 · DAL474

DAL474 over the last 30 days

As of 2026-10-28

DAL474 is operated by Delta Air Lines on the route Seattle–Tacoma International Airport (SEA/KSEA) → Boston Logan International Airport (BOS/KBOS). It usually takes off around 23:06 UTC (16:06 local time, SEA). It usually lands around 04:02 UTC (00:02 local time, BOS). Most frequent aircraft type: AIRBUS A-321neo (A21N).

Days with an observed flight (last 30 days)

29/30

Days of the week with an observed flight

Mon, Tue, Wed, Thu, Fri, Sun

Typical take-off

23:06 UTC · 16:06 local time (SEA)

Typical landing

04:02 UTC · 00:02 local time (BOS)

Median departure deviation from the usual time on this route

+2 min

Departures within 15 minutes of the usual time

74 %

Departures measured

81

Our measurement against the usual departure time of the route, from our own observations over the last 28 days; the figures cover all flights of this airline on the route.

Aircraft types on this flight (last 30 days)

• AIRBUS A-321neo (A21N) — Number of flights: 52

Aircraft in the last 7 days

• N516DA · AIRBUS A-321neo 2026-10-28
• N616DN · AIRBUS A-321neo 2026-10-27
• N619DN · AIRBUS A-321neo 2026-10-26
• N602DZ · AIRBUS A-321neo 2026-10-24
• N536DN · AIRBUS A-321neo 2026-10-22

Related flights on this route

• All flights KSEA – KBOS