DL1015 · DAL1015

DAL1015 over the last 30 days

As of 2026-10-29

DAL1015 is operated by Delta Air Lines on the route Washington Dulles International Airport (IAD/KIAD) → Seattle–Tacoma International Airport (SEA/KSEA). It usually takes off around 11:19 UTC (07:19 local time, IAD). It usually lands around 16:44 UTC (09:44 local time, SEA). Most frequent aircraft type: BOMBARDIER BD-500 CSeries CS300 (BCS3).

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

11:19 UTC · 07:19 local time (IAD)

Typical landing

16:44 UTC · 09:44 local time (SEA)

Median departure deviation from the usual time on this route

−4 min

Departures within 15 minutes of the usual time

100 %

Departures measured

25

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)

• BOMBARDIER BD-500 CSeries CS300 (BCS3) — Number of flights: 56

Aircraft in the last 7 days

• N303DU · BOMBARDIER BD-500 CSeries CS300 2026-10-29
• N312DU · BOMBARDIER BD-500 CSeries CS300 2026-10-28
• N336DU · BOMBARDIER BD-500 CSeries CS300 2026-10-27
• N330DU · BOMBARDIER BD-500 CSeries CS300 2026-10-26
• N324DU · BOMBARDIER BD-500 CSeries CS300 2026-10-25
• N335DU · BOMBARDIER BD-500 CSeries CS300 2026-10-24

Related flights on this route

• All flights KIAD – KSEA