United Airlines UA5510 Flight Status
According to Trip.com real-time data, the UA5510 flight operated by United Airlines on May 9, 2026 is scheduled to fly from San Francisco (SFO) to San Diego (CLD). The flight is expected to depart at 10:18 and land at 11:31 .
Fri, May 8
Sat, May 9
Sun, May 10
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Arrived
The flight has arrived 22m early
1h 54m
Check-in Counter
--
Boarding Gate
F8
Arrival Gate
1
Baggage
1
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Scheduled
Your flight will depart on time.
1h 54m
Check-in Counter
--
Boarding Gate
F5
Arrival Gate
--
Baggage
--
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Scheduled
Your flight will depart on time.
1h 54m
Check-in Counter
--
Boarding Gate
--
Arrival Gate
--
Baggage
--
Information provided by VariFlight. Please refer to airport announcements for the most up-to-date information. If this is not your flight, you can browse more options for flights from San Francisco to San Diego to find your schedule.
Track the Previous Flight Status: Scheduled
UA4639
|
Boise (BOI) 
San Francisco (SFO)
San Francisco (SFO)Scheduled: 09:30
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UA5510 Aircraft Details
According to Trip.com real-time data, the UA5510 flight flying from San Francisco to San Diego on 5/9/2026 is operated by the aircraft model Embraer 175. This aircraft has been in service for 7y. The aircraft is equipped with 70 seats.
Embraer 175
Punctuality (Departure)
67%
Punctuality (Arrival)
80%
Late on average
3 minutes
Age
7y
Seats
70
Flight Distance
--
Economy
First
Premium Economy
In-Flight Services
Snacks
Inflight entertainment is available
Unknown
Power outlet
Seat Information
79 cm
Legroom
46 cm
Seat width better than on 100% of flights
100°
Reclining Angle
2-2
Seat layout example
In-Flight Services
Snacks
Inflight entertainment is available
Unknown
Power outlet
Seat Information
94 cm
Legroom
51 cm
Seat width
120°
Reclining Angle
1-2
Seat layout example
In-Flight Services
Snacks
Inflight entertainment is available
Unknown
Power outlet
Seat Information
86 cm
Legroom
46 cm
Seat width better than on 100% of flights
110°
Reclining Angle
2-2
Seat layout example
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Recent Flight History for UA5510
Trip.com historical records show that the last UA5510 flight departed on Fri, May 8 from SFO at approximately 10:37. This flight is expected to arrrive in CLD at 11:50.
| Date | Airport | Aircraft Model | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Departure | Arrival | |||||
| Mon, May 4 | San Francisco (SFO) | San Diego (CLD) | E75L | 10:32 | 11:44 | Arrived |
| Tue, May 5 | San Francisco (SFO) | San Diego (CLD) | E75L | 10:42 | 11:57 | Arrived |
| Wed, May 6 | San Francisco (SFO) | San Diego (CLD) | E75L | 11:35 | 12:55 | Arrived |
| Thu, May 7 | San Francisco (SFO) | San Diego (CLD) | E75L | 10:36 | 11:48 | Arrived |
| Fri, May 8 | San Francisco (SFO) | San Diego (CLD) | E75L | 10:37 | 11:50 | Arrived |
| Sat, May 9 | San Francisco (SFO) | San Diego (CLD) | E75L | 10:18 | 11:31 | Scheduled |
| Sun, May 10 | San Francisco (SFO) | San Diego (CLD) | E75L | 10:18 | 12:12 | Scheduled |
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UA5510 On-Time Performance
Based on the average performance of this flight over the past 30 trips, the on-time departure rate of UA5510 is 67% (Late on average 41 minutes), and the on-time arrival rate is 80% (Late on average 3 minutes).
On-Time Departures
Punctuality
67%
Late on average 41 minutes
Early
0%
On time
67%
30 mins late
7%
60 mins late
17%
90 mins late
10%
Cancelled
0%
On-Time Arrivals
Punctuality
80%
Late on average 3 minutes
Early
70%
On time
10%
30 mins late
13%
60 mins late
0%
90 mins late
7%
Cancelled
0%
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Arrival Info: San Diego Weather & Current Time
Partly clear
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14°C - 22°C
Weather forecast for your arrival day
0 hour time difference
Time on arrival: San Francisco 12:12| San Diego 12:12
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