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Alaska Airlines, Inc.

Is AS378 delayed?

Service date: · Scheduled departure date (America/Los_Angeles)

Arrived

22 min late

Updated

Departure

Seattle

SEA

Actual

Scheduled 10:00

Aug 30

Arrival

Baltimore

BWI

Actual

Scheduled 18:04

Aug 30

Times shown in airport local time

Flight details

Departure · UTC

Scheduled
Estimated
Actual

Arrival · UTC

Scheduled
Estimated
Actual
Route overview: Seattle → BaltimoreSEABWI
Route overview

Recent arrivals

Dates below are arrival dates in the destination airport’s time zone. The detailed history uses service dates.

  • SEA → BWI

    22 min late

  • SEA → BWI

    43 min late

  • SEA → BWI

    17 min late

  • SEA → BWI

    7 min late

  • SEA → BWI

    59 min late
Flight history and details

Aug 18, 2026 — Sep 17, 2026

Observed arrivals
25
Arrivals over 15 minutes late
13
Observed cancellations
0
Observed occurrences
28

Results compare scheduled and actual arrival times. Cancelled or diverted flights are excluded. Some flights may be missing from the history.

How flight status works

AS378 Recent arrival history
Service dateDepartureArrivalActualArrival delay (minutes)
Sep 16, 2026ArrivedSeattleBaltimore
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22
Sep 15, 2026ArrivedSeattleBaltimore
43
Sep 14, 2026ArrivedSeattleBaltimore
17
Sep 13, 2026ArrivedSeattleBaltimore
7
Sep 12, 2026ArrivedSeattleBaltimore
59
Sep 10, 2026ArrivedSeattleBaltimore
30
Sep 9, 2026ArrivedSeattleBaltimore
23
Sep 8, 2026ArrivedSeattleBaltimore
2
Sep 7, 2026ArrivedSeattleBaltimore
35
Sep 6, 2026ArrivedSeattleBaltimore
15
Sep 5, 2026ArrivedSeattleBaltimore
-5
Sep 4, 2026ArrivedSeattleBaltimore
-23
Sep 2, 2026ArrivedSeattleBaltimore
19
Sep 1, 2026ArrivedSeattleBaltimore
2
Aug 31, 2026ArrivedSeattleBaltimore
-5
Aug 30, 2026ArrivedSeattleBaltimore
22
Aug 29, 2026ArrivedSeattleBaltimore
40
Aug 28, 2026ArrivedSeattleBaltimore
-5
Aug 27, 2026ArrivedSeattleBaltimore
-15
Aug 26, 2026ArrivedSeattleBaltimore
0
Aug 25, 2026ArrivedSeattleBaltimore
-18
Aug 24, 2026ArrivedSeattleBaltimore
46
Aug 23, 2026ArrivedSeattleBaltimore
-4
Aug 21, 2026ArrivedSeattleBaltimore
-16
Aug 20, 2026ArrivedSeattleBaltimore
39

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