DL459 · DAL459

DAL459 over the last 30 days

As of 2026-10-29

DAL459 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 14:55 UTC (07:55 local time, SEA). It usually lands around 19:40 UTC (15:40 local time, BOS). Most frequent aircraft type: AIRBUS A-321neo (A21N).

Days with an observed flight (last 30 days)

28/30

Days of the week with an observed flight

Mon, Tue, Wed, Thu, Fri, Sat, Sun

Typical take-off

14:55 UTC · 07:55 local time (SEA)

Typical landing

19:40 UTC · 15:40 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

78

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: 56

Aircraft in the last 7 days

• N537DT · AIRBUS A-321neo 2026-10-29
• N550DN · AIRBUS A-321neo 2026-10-28
• N520DE · AIRBUS A-321neo 2026-10-26
• N528DE · AIRBUS A-321neo 2026-10-25
• N534DT · AIRBUS A-321neo 2026-10-24
• N501DA · AIRBUS A-321neo 2026-10-23

Related flights on this route

• All flights KSEA – KBOS