United Airlines
UA1257 Flight status
According to Trip.com real-time data, the UA1257 flight operated by United Airlines on Oct 8, 2026 is scheduled to fly from Miami (MIA) to San Diego (SAN). The flight is expected to depart at 08:00 (local time in Miami, UTC-4) and arrive at 13:44 (local time in San Diego, UTC-7) .
Wed, Oct 7
Thu, Oct 8
Fri, Oct 9
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En route
Your flight has departed Miami and is expected to arrive in San Diego at 13:26.
8h 44m
SFO
1h 16m
Check-in Counter
520
Boarding Gate
H17
Arrival Gate
44
Baggage
6
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Scheduled
Your flight will depart on time.
8h 44m
SFO
1h 37m
Check-in Counter
520
Boarding Gate
G12
Arrival Gate
40
Baggage
6
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Scheduled
Your flight will depart on time.
8h 44m
SFO
56m
Check-in Counter
520
Boarding Gate
G14
Arrival Gate
--
Baggage
6
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Information provided by VariFlight
For real-time updates, please check airport displays or contact your airline.
You can also explore more flights from Miami to San Diego or track other flights with our flight status tracker.
Flight.News
A Coastal Flood Advisory is in effect for San Diego from 6:00 AM today until 11:00 AM PDT Friday, alongside a Beach Hazards Statement active through Friday evening. High tides peaking between 6.5 and 7.0 feet may cause minor coastal flooding and erosion across beach car parks, boardwalks, and roads. Additionally, surf of 3 to 6 feet will generate dangerous rip currents.
Track the Previous Flight Status: Scheduled
UA445
|
Denver (DEN)
Miami (MIA)
Miami (MIA)
Scheduled: 21:59
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UA1257 Aircraft Details
According to Trip.com real-time data, the UA1257 flight from Miami to San Diego on 10/8/2026 is operated using the aircraft model Boeing 737 MAX 8. This aircraft has been in service for 2y, 4m. The aircraft has 166 seats.
Boeing 737 MAX 8
Punctuality (Departure)
90
%
Punctuality (Arrival)
77
%
Late on average
16 minutes
Age
2y, 4m
Seats
166
Flight Distance
--
Economy
First
Premium Economy
In-Flight Services
None
On-demand entertainment
Wi-Fi is available
USB port and power outlet
Seat Information
76 cm
Legroom
43 cm
Seat width better than on 38% of flights
100°
Reclining Angle
--
Seat layout example
In-Flight Services
Meal included
On-demand entertainment
Wi-Fi is available
USB port and power outlet
Seat Information
94 cm
Legroom
53 cm
Seat width better than on 71% of flights
120°
Reclining Angle
--
Seat layout example
In-Flight Services
Meal included
On-demand entertainment
Wi-Fi is available
USB port and power outlet
Seat Information
86 cm
More legroom than on 13% of flights
43 cm
Seat width
100°
Reclining Angle
--
Seat layout example
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Flight History for UA1257
Trip.com historical records show that the last UA1257 flight departed on Wed, Oct 7 from MIA at approximately 08:02. This flight is expected to arrrive in SAN at 13:26.
| Date | Airport | Aircraft Model | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Departure | Arrival | |||||
| Sat, Oct 3 | Miami (MIA) | San Diego (SAN) | B39M | 08:15 | 14:49 | Arrived |
| Sun, Oct 4 | Miami (MIA) | San Diego (SAN) | B38M | 08:21 | 14:31 | Arrived |
| Mon, Oct 5 | Miami (MIA) | San Diego (SAN) | 738 | 08:20 | 13:58 | Arrived |
| Tue, Oct 6 | Miami (MIA) | San Diego (SAN) | B38M | 08:07 | 13:46 | Arrived |
| Wed, Oct 7 | Miami (MIA) | San Diego (SAN) | B38M | 08:02 | 13:26 | En route |
| Thu, Oct 8 | Miami (MIA) | San Diego (SAN) | B38M | 08:00 | 13:44 | Scheduled |
| Fri, Oct 9 | Miami (MIA) | San Diego (SAN) | B38M | 08:00 | 13:44 | Scheduled |
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UA1257 On-Time Performance
Based on the average performance of this flight over the last 30 trips, the on-time departure rate of UA1257 is 90% (Late on average 23 minutes), and the on-time arrival rate is 77% (Late on average 16 minutes).
On-Time Departures
Punctuality
90
%
Late on average
23 minutes
Early
0
%
On time
90
%
30 mins late
0
%
60 mins late
0
%
90 mins late
10
%
Cancelled
0
%
On-Time Arrivals
Punctuality
77
%
Late on average
16 minutes
Early
30
%
On time
47
%
30 mins late
10
%
60 mins late
10
%
90 mins late
3
%
Cancelled
0
%
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Flight FAQs
-
What is the current status of flight ua1257?
Flight ua1257 has not departed yet and is currently on schedule. Scheduled departure 08:00, arrival 13:44 (updated Oct 8, 2026). -
Is flight ua1257 on time today?
Flight ua1257 has not departed yet and is currently on schedule. Scheduled departure is 08:00, with arrival at 13:44. Recheck gate and timing before you head to the airport. -
Has flight ua1257 departed yet? What is the departure time?
Flight ua1257 is scheduled to depart at 08:00. The latest actual or estimated departure time is 08:00, and the current status is Scheduled (updated Oct 8, 2026). -
When is flight ua1257 scheduled to arrive?
Flight ua1257 is scheduled to arrive at 13:44. The latest estimated or actual arrival time is 13:44. Status is Scheduled as of Oct 8, 2026. -
What is the baggage carousel number for flight ua1257?
After arrival, baggage for flight ua1257 is expected at carousel 6 in terminal T2. Carousel numbers are assigned close to landing and may change—follow airport signs on arrival. -
What route does flight ua1257 fly?
Flight ua1257 is operated by United Airlines from Miami (MIA) to San Diego (SAN). Typical flight time is about 8 hours 44 minutes; operating days may include Thursday. -
How can I check real-time status for flight ua1257?
Track flight ua1257 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 ua1257 is delayed or canceled, what should I do?
If ua1257 is delayed or canceled, first confirm the latest status here (Scheduled, updated Oct 8, 2026). Contact United Airlines or your booking channel for rebooking or refund options, and check Trip.com Manage Booking if you booked on Trip.com. -
Has flight ua1257 departed from Miami?
Flight ua1257 has not departed from Miami (MIA) yet and is currently on schedule for 08:00.
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Arrival Info: San Diego Weather & Current Time
Mostly clear
|
20°C - 32°C
Weather forecast for your arrival day
-3 hour time difference
Time on arrival: Miami 16:44
|
San Diego 13:44
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