UA2478 · UAL2478

UAL2478 over the last 30 days

As of 2026-10-28

UAL2478 is operated by United Airlines on the route Seattle–Tacoma International Airport (SEA/KSEA) → San Francisco International Airport (SFO/KSFO). It usually takes off around 22:45 UTC (15:45 local time, SEA). It usually lands around 00:31 UTC (17:31 local time, SFO). Most frequent aircraft type: AIRBUS A-319 (A319).

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

22:45 UTC · 15:45 local time (SEA)

Typical landing

00:31 UTC · 17:31 local time (SFO)

Typical time airborne

101 min

Median departure deviation from the usual time on this route

+6 min

Departures within 15 minutes of the usual time

65 %

Departures measured

85

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-319 (A319) — Number of flights: 38
• AIRBUS A-320 (A320) — Number of flights: 11

Aircraft in the last 7 days

• N446UA · AIRBUS A-320 2026-10-28
• N441UA · AIRBUS A-320 2026-10-27
• N448UA · AIRBUS A-320 2026-10-26
• N480UA · AIRBUS A-320 2026-10-25
• N823UA · AIRBUS A-319 2026-10-24
• N843UA · AIRBUS A-319 2026-10-24

Related flights on this route

• All flights KSEA – KSFO