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Alaska Airlines, Inc.

Is AS306 delayed?

Each route and date is shown separately. Confirm that both airports match your booking.

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

Estimated arrivalLast reported

33 min late

This update may be out of date. Check with your airline.

Update time unavailable

Departure

Boston

BOS

Actual

Scheduled 19:59

Aug 27

Arrival

Seattle

SEA

Estimated

Scheduled 23:12

Aug 27

Times shown in airport local time

Flight details

Departure · UTC

Scheduled
Estimated
Actual

Arrival · UTC

Scheduled
Estimated
Actual
Not available

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

Arrived

23 min late

Updated

Departure

Seattle

SEA

Actual

Scheduled 10:19

Aug 27

Arrival

Boston

BOS

Actual

Scheduled 18:56

Aug 27

Times shown in airport local time

Flight details

Departure · UTC

Scheduled
Estimated
Actual

Arrival · UTC

Scheduled
Estimated
Actual
Route overview: Boston → SeattleBOSSEA
Route overview
Route overview: Seattle → BostonSEABOS
Route overview

Recent arrivals

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

  • SEA → BOS

    145 min late

  • BOS → SEA

    24 min late

  • SEA → BOS

    79 min late

  • BOS → SEA

    74 min late

  • SEA → BOS

    59 min late
Flight history and details

Aug 18, 2026 — Sep 17, 2026

Observed arrivals
48
Arrivals over 15 minutes late
34
Observed cancellations
0
Observed occurrences
54

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

AS306 Recent arrival history
Service dateDepartureArrivalActualArrival delay (minutes)
Sep 16, 2026ArrivedSeattleBoston
View this flight’s market
145
Sep 15, 2026ArrivedBostonSeattle
24
Sep 15, 2026ArrivedSeattleBoston
79
Sep 14, 2026ArrivedBostonSeattle
74
Sep 14, 2026ArrivedSeattleBoston
59
Sep 13, 2026ArrivedBostonSeattle
157
Sep 13, 2026ArrivedSeattleBoston
218
Sep 12, 2026ArrivedBostonSeattle
28
Sep 12, 2026ArrivedSeattleBoston
19
Sep 11, 2026ArrivedBostonSeattle
60
Sep 11, 2026ArrivedSeattleBoston
82
Sep 10, 2026ArrivedBostonSeattle
50
Sep 10, 2026ArrivedSeattleBoston
83
Sep 9, 2026ArrivedBostonSeattle
110
Sep 8, 2026ArrivedBostonSeattle
96
Sep 8, 2026ArrivedSeattleBoston
11
Sep 7, 2026ArrivedBostonSeattle
47
Sep 7, 2026ArrivedSeattleBoston
59
Sep 6, 2026ArrivedBostonSeattle
42
Sep 6, 2026ArrivedSeattleBoston
9
Sep 5, 2026ArrivedBostonSeattle
6
Sep 5, 2026ArrivedSeattleBoston
33
Sep 4, 2026ArrivedBostonSeattle
27
Sep 4, 2026ArrivedSeattleBoston
34
Sep 3, 2026ArrivedBostonSeattle
180
Sep 3, 2026ArrivedSeattleBoston
145
Sep 2, 2026ArrivedBostonSeattle
31
Sep 2, 2026ArrivedSeattleBoston
34
Sep 1, 2026ArrivedBostonSeattle
19
Aug 31, 2026ArrivedBostonSeattle
15
Aug 31, 2026ArrivedSeattleBoston
-8
Aug 30, 2026ArrivedBostonSeattle
28
Aug 30, 2026ArrivedSeattleBoston
-16
Aug 29, 2026ArrivedBostonSeattle
79
Aug 29, 2026ArrivedSeattleBoston
-30
Aug 28, 2026ArrivedBostonSeattle
-22
Aug 28, 2026ArrivedSeattleBoston
-30
Aug 27, 2026ArrivedSeattleBoston
23
Aug 26, 2026ArrivedBostonSeattle
-20
Aug 26, 2026ArrivedSeattleBoston
-16
Aug 25, 2026ArrivedBostonSeattle
-25
Aug 25, 2026ArrivedSeattleBoston
-10
Aug 24, 2026ArrivedBostonSeattle
33
Aug 24, 2026ArrivedSeattleBoston
46
Aug 23, 2026ArrivedBostonSeattle
148
Aug 22, 2026ArrivedSeattleBoston
19
Aug 21, 2026ArrivedBostonSeattle
-31
Aug 21, 2026ArrivedSeattleBoston
-13

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