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Alaska Airlines, Inc.

Is AS309 delayed?

Yes — AS309 landed in Seattle 257 min late, at 23:18 on Sep 25 (as of Sep 26, 06:20 UTC). Over its last 26 recorded arrivals, 18 landed more than 15 min late.

Arrived

257 min late

Official source · Updated

Departure

Denver

DEN

Actual

Scheduled 17:49

Sep 25

Arrival

Seattle

SEA

Actual

Scheduled 19:00

Sep 25

Times shown in airport local time

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

Flight details

Departure · UTC

Scheduled
Estimated
Not available
Actual

Arrival · UTC

Scheduled
Estimated
Not available
Actual
View this flight’s market

Market prices express trading expectations about a contract’s stated threshold. They do not confirm airline status. The linked market shows its terms and activity.

Route overview: Denver → SeattleDENSEA
Route overview

Recent arrivals

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

  • DEN → SEA

    257 min late

  • DEN → SEA

    55 min late

  • DEN → SEA

    16 min late

  • DEN → SEA

    36 min late

  • DEN → SEA

    40 min late
Flight history and details

Aug 27, 2026 — Sep 26, 2026

Observed arrivals
26
Arrivals over 15 minutes late
18
Observed cancellations
0
Observed occurrences
26

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

AS309 Recent arrival history
Service dateDepartureArrivalActualArrival delay (minutes)
Sep 25, 2026ArrivedDenverSeattle
View this flight’s market
257
Sep 24, 2026ArrivedDenverSeattle
55
Sep 23, 2026ArrivedDenverSeattle
16
Sep 22, 2026ArrivedDenverSeattle
36
Sep 21, 2026ArrivedDenverSeattle
40
Sep 20, 2026ArrivedDenverSeattle
49
Sep 18, 2026ArrivedDenverSeattle
178
Sep 17, 2026ArrivedDenverSeattle
63
Sep 16, 2026ArrivedDenverSeattle
5
Sep 15, 2026ArrivedDenverSeattle
53
Sep 14, 2026ArrivedDenverSeattle
63
Sep 13, 2026ArrivedDenverSeattle
30
Sep 11, 2026ArrivedDenverSeattle
16
Sep 10, 2026ArrivedDenverSeattle
73
Sep 9, 2026ArrivedDenverSeattle
11
Sep 8, 2026ArrivedDenverSeattle
54
Sep 7, 2026ArrivedDenverSeattle
24
Sep 6, 2026ArrivedDenverSeattle
2
Sep 4, 2026ArrivedDenverSeattle
66
Sep 3, 2026ArrivedDenverSeattle
-11
Sep 2, 2026ArrivedDenverSeattle
10
Sep 1, 2026ArrivedDenverSeattle
-11
Aug 31, 2026ArrivedDenverSeattle
20
Aug 30, 2026ArrivedDenverSeattle
17
Aug 28, 2026ArrivedDenverSeattle
-17
Aug 27, 2026ArrivedDenverSeattle
-15

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