United Airlines UA4678 Flight Status
Status: Flight UA4678 Landed Safely | Early. According to Trip.com's latest status for United Airlines flight UA4678 from Boise to San Francisco (BOI-SFO): Landed: San Francisco International Airport (SFO) at 06:57 (local time) Early: Approximately 22m early.
Wed, Apr 8
Thu, Apr 9
Fri, Apr 10
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Arrived
The flight has arrived 17m early
2h 4m
Check-in Counter
--
Boarding Gate
B11
Arrival Gate
E3
Baggage
E8
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Arrived
The flight has arrived 22m early
2h 4m
Check-in Counter
--
Boarding Gate
B11
Arrival Gate
F7
Baggage
E7
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Scheduled
Your flight will depart on time.
2h 4m
Check-in Counter
--
Boarding Gate
B11
Arrival Gate
--
Baggage
--
Information provided by VariFlightVariFlight. For the latest updates, please refer to airport announcements or consult your airline. If this is not your flight, you can browse more options for flights from Boise to San Francisco to find your schedule.
Track the Previous Flight Status: Scheduled
UA5290
|
Chicago (CHI) 
Boise (BOI)
Boise (BOI)Scheduled: 23:02
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UA4678 Aircraft Details
According to Trip.com real-time data, the UA4678 flight flying from Boise to San Francisco on 4/9/2026 is operated by the aircraft model Embraer 175. This aircraft has been in service for 11y, 4m. The aircraft is equipped with 76 seats.
Embraer 175
Punctuality (Departure)
90%
Punctuality (Arrival)
100%
Early on average
23 minutes
Age
11y, 4m
Seats
76
Distance
--
Economy
First
Premium Economy
Onboard Amenities
None
Inflight entertainment is available
Wi-Fi is available
Power outlet
Seating Plan
79 cm
More legroom than on 25% of flights
46 cm
Seat width better than on 25% of flights
100°
Reclining Angle
2-2
Seat layout example
Onboard Amenities
Snacks
Inflight entertainment is available
Wi-Fi is available
Power outlet
Seating Plan
94 cm
Legroom
51 cm
Seat width better than on 25% of flights
120°
Reclining Angle
1-2
Seat layout example
Onboard Amenities
None
Inflight entertainment is available
Wi-Fi is available
Power outlet
Seating Plan
86 cm
Legroom
46 cm
Seat width better than on 25% of flights
105°
Reclining Angle
2-2
Seat layout example
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Flight History for UA4678
Trip.com historical records show that the last UA4678 flight departed on Wed, Apr 8 from BOI at approximately 06:25. This flight is expected to arrrive in SFO at 07:02.
| Date | Airport | Aircraft Type | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Departure | Arrival | |||||
| Sun, Apr 5 | Boise (BOI) | San Francisco (SFO) | E75L | 06:31 | 07:02 | Arrived |
| Mon, Apr 6 | Boise (BOI) | San Francisco (SFO) | E75L | 06:32 | 07:02 | Arrived |
| Tue, Apr 7 | Boise (BOI) | San Francisco (SFO) | E75L | 06:49 | 07:12 | Arrived |
| Wed, Apr 8 | Boise (BOI) | San Francisco (SFO) | E75L | 06:25 | 07:02 | Arrived |
| Thu, Apr 9 | Boise (BOI) | San Francisco (SFO) | E75L | 06:24 | 06:57 | Arrived |
| Fri, Apr 10 | Boise (BOI) | San Francisco (SFO) | E75L | 06:15 | 07:19 | Scheduled |
| Sat, Apr 11 | Boise (BOI) | San Francisco (SFO) | E7W | 06:15 | 07:19 | Scheduled |
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UA4678 On-Time Performance
Based on the average performance of this flight over the past 30 trips, the on-time departure rate of UA4678 is 90% (Late on average 12 minutes), and the on-time arrival rate is 100% (Early on average 23 minutes).
On-Time Departures
Punctuality
90%
Late on average 12 minutes
Early
0%
On time
90%
30 mins late
10%
60 mins late
0%
90 mins late
0%
Cancelled
0%
On-Time Arrivals
Punctuality
100%
Early on average 23 minutes
Early
97%
On time
3%
30 mins late
0%
60 mins late
0%
90 mins late
0%
Cancelled
0%
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Destination Info: San Francisco Weather & Time
Mostly cloudy
|
13°C - 21°C
Expected weather conditions upon arrival
-1 hour time difference
Time on arrival: Boise 08:19| San Francisco 07:19
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