United Airlines
UA2478 Flight Status
According to Trip.com real-time data, the UA2478 flight operated by United Airlines on Oct 9, 2026 is scheduled to fly from Seattle (SEA) to Los Angeles (ONT). The flight is expected to depart at 3:18 PM and land at 8:31 PM .
Thu, Oct 8
Fri, Oct 9
Sat, Oct 10
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En route
Your flight has departed Seattle and is expected to arrive in Los Angeles at 8:31 PM.
5h 6m
SFO
1h 20m
Check-in Counter
ZONE 2
Boarding Gate
B7A
Arrival Gate
201
Baggage
1
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Scheduled
Your flight will depart on time.
5h 13m
SFO
2h
Check-in Counter
ZONE 2
Boarding Gate
B9
Arrival Gate
--
Baggage
1
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Scheduled
Your flight will depart on time.
2h 16m
Check-in Counter
ZONE 2
Boarding Gate
--
Arrival Gate
--
Baggage
8
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Information provided by VariFlight
For real-time updates, please check airport displays or contact your airline.
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UA2478 Aircraft Details
According to Trip.com real-time data, the UA2478 flight flying from Seattle to San Francisco on 10/9/2026 is operated by the aircraft model Airbus A319. This aircraft has been in service for 26y, 2m. The aircraft is equipped with 128 seats.
Airbus A319
Punctuality (Departure)
57
%
Punctuality (Arrival)
80
%
Late on average
3 minutes
Age
26y, 2m
Seats
128
Flight Distance
--
Economy
First
Premium Economy
In-Flight Services
None
On-demand entertainment
Wi-Fi (additional charge)
Unknown
Seat Information
76 cm
Legroom
--
Seat width
100°
Reclining Angle
3-3
Seat layout example
In-Flight Services
Snacks
On-demand entertainment
Wi-Fi (additional charge)
Power outlet
Seat Information
94 cm
More legroom than on 27% of flights
--
Seat width
120°
Reclining Angle
2-2
Seat layout example
In-Flight Services
Snacks
Entertainment available, please bring your own device
Wi-Fi is available
Power outlet
Seat Information
86 cm
Legroom
45 cm
Seat width better than on 74% of flights
105°
Reclining Angle
3-3
Seat layout example
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Flight History for UA2478
Trip.com historical records show that the last UA2478 flight departed on Thu, Oct 8 from SEA at approximately 3:58 PM. This flight is expected to arrrive in ONT at 8:31 PM.
| Date | Airport | Aircraft Model | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Departure | Arrival | |||||
| Sun, Oct 4 | Seattle (SEA) | Los Angeles (ONT) | 319 | 3:42 PM | 8:00 PM | Arrived |
| Mon, Oct 5 | Seattle (SEA) | Los Angeles (ONT) | 319 | 3:51 PM | 7:55 PM | Arrived |
| Tue, Oct 6 | Seattle (SEA) | Los Angeles (ONT) | 320 | 3:32 PM | 8:07 PM | Arrived |
| Wed, Oct 7 | Seattle (SEA) | Los Angeles (ONT) | 319 | 3:25 PM | 8:07 PM | Arrived |
| Thu, Oct 8 | Seattle (SEA) | Los Angeles (ONT) | 319 | 3:58 PM | 8:31 PM | En route |
| Fri, Oct 9 | Seattle (SEA) | Los Angeles (ONT) | 319 | 3:18 PM | 8:31 PM | Scheduled |
| Sat, Oct 10 | Seattle (SEA) | San Francisco (SFO) | 319 | 3:18 PM | 5:34 PM | Scheduled |
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UA2478 On-Time Performance
Based on the average performance of this flight over the past 30 trips, the on-time departure rate of UA2478 is 57% (Late on average 36 minutes), and the on-time arrival rate is 80% (Late on average 3 minutes).
On-Time Departures
Punctuality
57
%
Late on average
36 minutes
Early
0
%
On time
57
%
30 mins late
17
%
60 mins late
17
%
90 mins late
10
%
Canceled
0
%
On-Time Arrivals
Punctuality
80
%
Late on average
3 minutes
Early
60
%
On time
20
%
30 mins late
10
%
60 mins late
7
%
90 mins late
3
%
Canceled
0
%
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Frequently Asked Questions
-
What is the current status of flight ua2478?
Flight ua2478 has not departed yet and is currently on schedule. Scheduled departure 3:18 PM, arrival 8:31 PM (updated Oct 9, 2026). -
Is flight ua2478 on time today?
Flight ua2478 has not departed yet and is currently on schedule. Scheduled departure is 3:18 PM, with arrival at 8:31 PM. Recheck gate and timing before you head to the airport. -
Has flight ua2478 departed yet? What is the departure time?
Flight ua2478 is scheduled to depart at 3:18 PM. The latest actual or estimated departure time is 3:18 PM, and the current status is Scheduled (updated Oct 9, 2026). -
When is flight ua2478 scheduled to arrive?
Flight ua2478 is scheduled to arrive at 8:31 PM. The latest estimated or actual arrival time is 8:31 PM. Status is Scheduled as of Oct 9, 2026. -
What is the baggage carousel number for flight ua2478?
After arrival, baggage for flight ua2478 is expected at carousel 1 in terminal T2. Carousel numbers are assigned close to landing and may change—follow airport signs on arrival. -
What route does flight ua2478 fly?
Flight ua2478 is operated by United Airlines from Seattle (SEA) to Los Angeles (ONT). Typical flight time is about 5 hours13 minutes; operating days may include Friday. -
How can I check real-time status for flight ua2478?
Track flight ua2478 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 ua2478 is delayed or canceled, what should I do?
If ua2478 is delayed or canceled, first confirm the latest status here (Scheduled, updated Oct 9, 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 ua2478 departed from Seattle?
Flight ua2478 has not departed from Seattle (SEA) yet and is currently on schedule for 3:18 PM. -
What is the seat configuration for flight ua2478?
Flight ua2478 usually flies a Airbus A319 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: San Francisco Weather & Current Time
Intermittent clouds
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15°C - 21°C
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0 hour time difference
Time on arrival: Seattle 17:34
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