American Airlines AA4439 Flight Status
According to Trip.com real-time data, the AA4439 flight operated by American Airlines on Oct 23, 2026 is scheduled to fly from Boston (BOS) to Buffalo (BUF). The flight is expected to depart at 19:50 and land at 20:58 .
Thu, Oct 22
Fri, Oct 23
Sat, Oct 24
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Scheduled
Your flight will depart on time.
1h 45m
Check-in Counter
--
Boarding Gate
B15
Arrival Gate
1
Baggage
--
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Scheduled
Your flight will depart on time.
1h 45m
Check-in Counter
--
Boarding Gate
B7
Arrival Gate
--
Baggage
--
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American Airlines From US$107
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Scheduled
Your flight will depart on time.
1h 43m
Check-in Counter
--
Boarding Gate
--
Arrival Gate
--
Baggage
--
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Need a flight from Boston to Buffalo?
American Airlines From US$107
Search flights Information provided by VariFlight. Please refer to airport announcements for the most up-to-date information. You can also explore more flights from Boston to Buffalo or track other flights with our flight status tracker.
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AA4439
AA4439 Aircraft Details
According to Trip.com real-time data, the AA4439 flight flying from Boston to Buffalo on 10/23/2026 is operated by the aircraft model Embraer 175. This aircraft has been in service for 17y, 7m. The aircraft is equipped with 76 seats.
Embraer 175
Punctuality (Departure)
43
%
Punctuality (Arrival)
57
%
Late on average
19 minutes
Age
17y, 7m
Seats
76
Flight Distance
--
Economy
Premium Economy
First
In-Flight Services
Snacks
Inflight entertainment is available
Wi-Fi is available
USB port and power outlet
Seat Information
76 cm
Legroom
46 cm
Seat width better than on 25% of flights
96°
Reclining Angle
2-2
Seat layout example
In-Flight Services
None
Entertainment available, please bring your own device
Wi-Fi is available
No power outlets are available
Seat Information
86 cm
Legroom
46 cm
Seat width better than on 25% of flights
96°
Reclining Angle
--
Seat layout example
In-Flight Services
Snacks
Inflight entertainment is available
Wi-Fi is available
USB port and power outlet
Seat Information
94 cm
Legroom
51 cm
Seat width
102°
Reclining Angle
1-2
Seat layout example
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Recent Flight History for AA4439
Trip.com historical records show that the last AA4439 flight departed on Thu, Oct 22 from BOS at approximately 19:50. This flight is expected to arrrive in BUF at 20:59.
| Date | Airport | Aircraft Model | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Departure | Arrival | |||||
| Sun, Oct 18 | Boston (BOS) | Buffalo (BUF) | E75S | 20:42 | 21:47 | Arrived |
| Mon, Oct 19 | Boston (BOS) | Buffalo (BUF) | E75S | 20:06 | 21:07 | Arrived |
| Tue, Oct 20 | Boston (BOS) | Buffalo (BUF) | E75S | 20:03 | 21:09 | Arrived |
| Wed, Oct 21 | Boston (BOS) | Buffalo (BUF) | E75S | 20:29 | 21:37 | Arrived |
| Thu, Oct 22 | Boston (BOS) | Buffalo (BUF) | E75S | 19:50 | 20:59 | Scheduled |
| Fri, Oct 23 | Boston (BOS) | Buffalo (BUF) | E170 | 19:50 | 20:58 | Scheduled |
| Sat, Oct 24 | Boston (BOS) | Buffalo (BUF) | E170 | 15:36 | 17:19 | Scheduled |
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AA4439 On-Time Performance
Based on the average performance of this flight over the past 30 trips, the on-time departure rate of AA4439 is 43% (Late on average 54 minutes), and the on-time arrival rate is 57% (Late on average 19 minutes).
On-Time Departures
Punctuality
43
%
Late on average
54 minutes
Early
0
%
On time
43
%
30 mins late
17
%
60 mins late
20
%
90 mins late
20
%
Cancelled
1
%
On-Time Arrivals
Punctuality
57
%
Late on average
19 minutes
Early
50
%
On time
7
%
30 mins late
20
%
60 mins late
17
%
90 mins late
7
%
Cancelled
1
%
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Frequently Asked Questions
What is the current status of flight aa4439?
Flight aa4439 has not departed yet and is currently on schedule. Scheduled departure 19:50, arrival 21:35 (updated Oct 23, 2026).Is flight aa4439 on time today?
Flight aa4439 has not departed yet and is currently on schedule. Scheduled departure is 19:50, with arrival at 21:35. Recheck gate and timing before you head to the airport.Has flight aa4439 departed yet? What is the departure time?
Flight aa4439 is scheduled to depart at 19:50. The latest actual or estimated departure time is 19:50, and the current status is Scheduled (updated Oct 23, 2026).When is flight aa4439 scheduled to arrive?
Flight aa4439 is scheduled to arrive at 21:35. The latest estimated or actual arrival time is 20:58. Status is Scheduled as of Oct 23, 2026.What is the gate information for flight aa4439?
For flight aa4439, the departure terminal is B and the boarding gate is B7. Gate assignments can change at short notice—confirm on airport screens before heading to security.What route does flight aa4439 fly?
Flight aa4439 is operated by American Airlines from Boston (BOS) to Buffalo (BUF). Typical flight time is about 1 hour 45 minutes; operating days may include Friday.How can I check real-time status for flight aa4439?
Track flight aa4439 on this Trip.com status page for live departure, arrival, gate and baggage updates. For push alerts on the go, open the same flight in the Trip.com App and turn on flight notifications.If flight aa4439 is delayed or canceled, what should I do?
If aa4439 is delayed or canceled, first confirm the latest status here (Scheduled, updated Oct 23, 2026). Contact American Airlines or your booking channel for rebooking or refund options, and check Trip.com Manage Booking if you booked on Trip.com.Has flight aa4439 departed from Boston?
Flight aa4439 has not departed from Boston (BOS) yet and is currently on schedule for 19:50.What is the seat configuration for flight aa4439?
Flight aa4439 usually flies a Embraer 175 with seat layout 2-2. Layouts can differ by aircraft subtype and cabin product—confirm your seat map in Manage Booking after you purchase.
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0 hour time difference
Time on arrival: Boston 20:58
|
Buffalo 20:58
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