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American Airlines

Is AA4666 delayed?

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

Service date: · Scheduled departure date (UTC)

Arrived

18 min early

Official source · Updated

Departure

Buffalo

BUF

Actual

Scheduled 14:48

Sep 18

Arrival

Boston

BOS

Actual

Scheduled 11:59

Sep 18

Times shown in airport local time

Flight details

Departure · UTC

Scheduled
Estimated
Not available
Actual

Arrival · UTC

Scheduled
Estimated
Not available
Actual

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

Arrived

22 min early

Official source · Updated

Departure

Boston

BOS

Actual

Scheduled 08:36

Sep 18

Arrival

Buffalo

BUF

Actual

Scheduled 13:51

Sep 18

Times shown in airport local time

Flight details

Departure · UTC

Scheduled
Estimated
Not available
Actual

Arrival · UTC

Scheduled
Estimated
Not available
Actual

Recent arrivals

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

  • BOS → BUF

    3 min early

  • BUF → BOS

    2 min late

  • BOS → BUF

    15 min early

  • BUF → BOS

    26 min early

  • BOS → BUF

    17 min early
Flight history and details

Aug 22, 2026 — Sep 21, 2026

Observed arrivals
38
Arrivals over 15 minutes late
5
Observed cancellations
0
Observed occurrences
47

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

AA4666 Recent arrival history
Service dateDepartureArrivalActualArrival delay (minutes)
Sep 21, 2026ArrivedBostonBuffalo
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-3
Sep 20, 2026ArrivedBuffaloBoston
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2
Sep 20, 2026ArrivedBostonBuffalo
-15
Sep 19, 2026ArrivedBuffaloBoston
-26
Sep 19, 2026ArrivedBostonBuffalo
-17
Sep 18, 2026ArrivedBuffaloBoston
-18
Sep 18, 2026ArrivedBostonBuffalo
-22
Sep 17, 2026ArrivedBuffaloBoston
-28
Sep 17, 2026ArrivedBostonBuffalo
-6
Sep 16, 2026ArrivedBuffaloBoston
-30
Sep 16, 2026ArrivedBostonBuffalo
-18
Sep 15, 2026ArrivedBuffaloBoston
-18
Sep 15, 2026ArrivedBostonBuffalo
-13
Sep 14, 2026ArrivedBuffaloBoston
-20
Sep 14, 2026ArrivedBostonBuffalo
-19
Sep 13, 2026ArrivedBuffaloBoston
-37
Sep 13, 2026ArrivedBostonBuffalo
-24
Sep 12, 2026ArrivedBuffaloBoston
19
Sep 12, 2026ArrivedBostonBuffalo
-13
Sep 11, 2026ArrivedBuffaloBoston
-17
Sep 11, 2026ArrivedBostonBuffalo
-25
Sep 10, 2026ArrivedBuffaloBoston
-33
Sep 10, 2026ArrivedBostonBuffalo
-16
Sep 9, 2026ArrivedBuffaloBoston
-28
Sep 9, 2026ArrivedBostonBuffalo
-15
Sep 8, 2026ArrivedBuffaloBoston
-13
Sep 8, 2026ArrivedBostonBuffalo
-24
Sep 7, 2026ArrivedBuffaloBoston
-9
Sep 6, 2026ArrivedBuffaloBoston
-21
Sep 5, 2026ArrivedNew OrleansNew York
171
Sep 5, 2026ArrivedNew YorkNew Orleans
165
Sep 4, 2026ArrivedBuffaloBoston
25
Sep 4, 2026ArrivedBostonBuffalo
26
Aug 29, 2026ArrivedNew OrleansNew York
7
Aug 28, 2026ArrivedBostonBuffalo
-22
Aug 24, 2026ArrivedBostonBuffalo
-14
Aug 22, 2026ArrivedNew OrleansNew York
-26
Aug 22, 2026ArrivedNew YorkNew Orleans
-19

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