Alaska Airlines AS255 Flight status
According to Trip.com real-time data, the AS255 flight operated by Alaska Airlines on Oct 23, 2026 is scheduled to fly from San Diego (SAN) to Boston (BOS). The flight is expected to depart at 20:34 (local time in San Diego, UTC-7) and arrive at 04:32 (local time in Boston, UTC-4) .
Thu, Oct 22
Fri, Oct 23
Sat, Oct 24
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Delayed
Your flight is about 46m late
5h 47m
Check-in Counter
--
Boarding Gate
50
Arrival Gate
B4
Baggage
3
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Scheduled
Your flight will depart on time.
5h 47m
Check-in Counter
--
Boarding Gate
28
Arrival Gate
B35A
Baggage
3
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Need a flight from San Diego to Boston?
Alaska Airlines From Rs 24,483
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Scheduled
Your flight will depart on time.
5h 47m
Check-in Counter
--
Boarding Gate
30
Arrival Gate
B35A
Baggage
3
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Need a flight from San Diego to Boston?
Alaska Airlines From Rs 24,483
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Track the Previous Flight Status: Scheduled
AS578
|
New York (NYC)
San Diego (SAN)
San Diego (SAN)
Scheduled: 19:35
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AS255 Aircraft Details
According to Trip.com real-time data, the AS255 flight from San Diego to Boston on 10/23/2026 is operated using the aircraft model Boeing 737-900. This aircraft has been in service for 4y, 7m. The aircraft has 154 seats.
Boeing 737-900
Punctuality (Departure)
50
%
Punctuality (Arrival)
97
%
Early on average
18 minutes
Age
4y, 7m
Seats
154
Flight Distance
--
Economy
First
In-Flight Services
None
Inflight entertainment is available
Wi-Fi (additional charge)
USB port and power outlet
Seat Information
--
Legroom
43 cm
Seat width
100°
Reclining Angle
3-3
Seat layout example
In-Flight Services
Meal included
Inflight entertainment is available
Wi-Fi (additional charge)
USB port and power outlet
Seat Information
104 cm
More legroom than on 50% of flights
53 cm
Seat width
120°
Reclining Angle
2-2
Seat layout example
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Flight History for AS255
Check more records from Trip.com about AS255 before and after today
| Date | Airport | Aircraft Model | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Departure | Arrival | |||||
| Mon, Oct 19 | San Diego (SAN) | Boston (BOS) | 739 | 20:56 | 04:55 | Arrived |
| Tue, Oct 20 | San Diego (SAN) | Boston (BOS) | 739 | 20:40 | 04:41 | Arrived |
| Wed, Oct 21 | San Diego (SAN) | Boston (BOS) | 739 | 20:50 | 04:45 | Arrived |
| Thu, Oct 22 | San Diego (SAN) | Boston (BOS) | 739 | 21:20 | 05:16 | Delayed |
| Fri, Oct 23 | San Diego (SAN) | Boston (BOS) | B39M | 20:34 | 04:32 | Scheduled |
| Sat, Oct 24 | San Diego (SAN) | Boston (BOS) | 739 | 20:34 | 05:21 | Scheduled |
| Sun, Oct 25 | Kahului (OGG) | Seattle (SEA) | JET | -- | -- | Canceled |
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AS255 On-Time Performance
Based on the average performance of this flight over the last 30 trips, the on-time departure rate of AS255 is 50% (Late on average 36 minutes), and the on-time arrival rate is 97% (Early on average 18 minutes).
On-Time Departures
Punctuality
50
%
Late on average
36 minutes
Early
0
%
On time
50
%
30 mins late
37
%
60 mins late
10
%
90 mins late
3
%
Cancelled
0
%
On-Time Arrivals
Punctuality
97
%
Early on average
18 minutes
Early
87
%
On time
10
%
30 mins late
0
%
60 mins late
0
%
90 mins late
3
%
Cancelled
0
%
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Flight FAQs
What is the current status of flight as255?
Flight as255 has not departed yet and is currently on schedule. Scheduled departure 20:34, arrival 05:21 (updated Oct 23, 2026).Is flight as255 on time today?
Flight as255 has not departed yet and is currently on schedule. Scheduled departure is 20:34, with arrival at 05:21. Recheck gate and timing before you head to the airport.Has flight as255 departed yet? What is the departure time?
Flight as255 is scheduled to depart at 20:34. The latest actual or estimated departure time is 20:34, and the current status is Scheduled (updated Oct 23, 2026).When is flight as255 scheduled to arrive?
Flight as255 is scheduled to arrive at 05:21. The latest estimated or actual arrival time is 04:32. Status is Scheduled as of Oct 23, 2026.What is the gate information for flight as255?
For flight as255, the departure terminal is T2 and the boarding gate is 28. Gate assignments can change at short notice—confirm on airport screens before heading to security.What is the baggage carousel number for flight as255?
After arrival, baggage for flight as255 is expected at carousel 3 in terminal B. Carousel numbers are assigned close to landing and may change—follow airport signs on arrival.What route does flight as255 fly?
Flight as255 is operated by Alaska Airlines from San Diego (SAN) to Boston (BOS). Typical flight time is about 5 hours 47 minutes; operating days may include Friday.How can I check real-time status for flight as255?
Track flight as255 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 as255 is delayed or canceled, what should I do?
If as255 is delayed or canceled, first confirm the latest status here (Scheduled, updated Oct 23, 2026). Contact Alaska Airlines or your booking channel for rebooking or refund options, and check Trip.com Manage Booking if you booked on Trip.com.Has flight as255 departed from San Diego?
Flight as255 has not departed from San Diego (SAN) yet and is currently on schedule for 20:34.What is the seat configuration for flight as255?
Flight as255 usually flies a Boeing 737-900 with seat layout 3-3. Layouts can differ by aircraft subtype and cabin product—confirm your seat map in Manage Booking after you purchase.
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Arrival Info: Boston Weather & Current Time
Mostly clear
|
5°C - 18°C
Weather forecast for your arrival day
3 hour time difference
Time on arrival: San Diego 01:32
|
Boston 04:32
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