United Airlines UA4678 Flight Status
According to the latest from Trip.com for United Airlines Flight UA4678 from Boise to San Francisco (BOI–SFO): Great news — Flight UA4678 has landed safely at San Francisco International Airport (SFO) at 06:40 local time, arriving about 38m early.
Mon, Sep 21
Tue, Sep 22
Wed, Sep 23
Access more flight status info on the Trip.com app
Show more
Arrived
The flight has arrived 36m early
2h 3m
Check-in Counter
--
Boarding Gate
B11
Arrival Gate
F9
Baggage
F4
Access more flight status info on the Trip.com app
Show more
Arrived
The flight has arrived 38m early
2h 3m
Check-in Counter
--
Boarding Gate
B11
Arrival Gate
F8
Baggage
F4
Access more flight status info on the Trip.com app
Show more
Scheduled
Your flight will depart on time.
2h 3m
Check-in Counter
--
Boarding Gate
--
Arrival Gate
--
Baggage
--
Information provided by VariFlight For real-time updates, please check airport displays or contact your airline.
Track the Previous Flight Status: Landed at Boise
UA5615
|
San Francisco (SFO) 
Boise (BOI)
Boise (BOI)Scheduled: 19:19
|
22m early
fake text
Track incoming flight status with our app
Show more
UA4678 Aircraft Details
According to Trip.com real-time data, the UA4678 flight flying from Boise to San Francisco on 9/22/2026 is operated by the aircraft model Embraer 175. This aircraft has been in service for 7y, 4m. The aircraft is equipped with 70 seats.
Embraer 175
Punctuality (Departure)
93%
Punctuality (Arrival)
100%
Early on average
22 minutes
Age
7y, 4m
Seats
70
Flight Distance
--
Economy
First
Premium Economy
In-Flight Services
None
Inflight entertainment is available
Unknown
Power outlet
Seat Information
79 cm
More legroom than on 20% of flights
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 better than on 20% of flights
120°
Reclining Angle
1-2
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
46 cm
Seat width better than on 100% of flights
110°
Reclining Angle
2-2
Seat layout example
See more amenities and seat info in the app
Show more
Flight History for UA4678
Trip.com historical records show that the last UA4678 flight departed on Mon, Sep 21 from BOI at approximately 06:17. This flight is expected to arrrive in SFO at 06:42.
| Date | Airport | Aircraft Model | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Departure | Arrival | |||||
| Fri, Sep 18 | Boise (BOI) | San Francisco (SFO) | E75L | 06:26 | 06:45 | Arrived |
| Sat, Sep 19 | Boise (BOI) | San Francisco (SFO) | E75L | 06:28 | 06:48 | Arrived |
| Sun, Sep 20 | Boise (BOI) | San Francisco (SFO) | E75L | 06:32 | 06:57 | Arrived |
| Mon, Sep 21 | Boise (BOI) | San Francisco (SFO) | E75L | 06:17 | 06:42 | Arrived |
| Tue, Sep 22 | Boise (BOI) | San Francisco (SFO) | E75L | 06:17 | 06:40 | Arrived |
| Wed, Sep 23 | Boise (BOI) | San Francisco (SFO) | E75L | 06:15 | 07:18 | Scheduled |
| Thu, Sep 24 | Boise (BOI) | San Francisco (SFO) | E75L | 06:32 | 07:35 | Scheduled |
text.text............fake.row.text............text.........fake row ...text
Check upcoming flights with our app
Show more
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 93% (Late on average 10 minutes), and the on-time arrival rate is 100% (Early on average 22 minutes).
On-Time Departures
Punctuality
93%
Late on average 10 minutes
Early
3%
On time
90%
30 mins late
7%
60 mins late
0%
90 mins late
0%
Canceled
0%
On-Time Arrivals
Punctuality
100%
Early on average 22 minutes
Early
93%
On time
7%
30 mins late
0%
60 mins late
0%
90 mins late
0%
Canceled
0%
Recommended hotels in San Francisco
Hotels near San Francisco International Airport
9.5/10
Reviews
Grand Hyatt at SFO
0.44 km from the airport
INR 30,534
9/10
Reviews
La Quinta Inn & Suites by Wyndham San Francisco Airport West
1.13 km from the airport
6% off
INR 13,498 INR 12,642
8.5/10
Reviews
The Millwood - A Boutique Hotel
1.17 km from the airport
25% off
INR 14,811 INR 11,087
8.5/10
Reviews
Hotel 1550 - SFO Airport
1.19 km from the airport
28% off
INR 17,036 INR 12,199
Cheap return flights to Boise
- Sun, Nov 8San Francisco (SFO)Boise (BOI)
Frontier AirlinesOne way49% offINR 13,020INR 6,678 - Wed, Oct 14San Francisco (SFO)Boise (BOI)
Delta Air LinesOne way22% offINR 13,020INR 10,160 - Mon, Oct 19San Francisco (SFO)Boise (BOI) Frontier AirlinesOne way22% offINR 13,020INR 10,160
- Sun, Oct 25San Francisco (SFO)Boise (BOI) Frontier AirlinesOne way21% offINR 13,020INR 10,345
- Sat, Oct 10San Francisco (SFO)Boise (BOI)
Alaska AirlinesOne way20% offINR 13,020INR 10,416 - Wed, Nov 4San Francisco (SFO)Boise (BOI) Alaska AirlinesOne way20% offINR 13,020INR 10,416
More Cheap Flights
Frequently Asked Questions
What is the current status of flight ua4678?
Flight ua4678 has arrived (status: Arrived). Actual arrival 06:40 (updated Sep 22, 2026).Is flight ua4678 on time today?
Flight ua4678 has arrived (status: Arrived). Actual arrival was 06:40; follow airport screens for the baggage carousel.Has flight ua4678 departed yet? What is the departure time?
Flight ua4678 is scheduled to depart at 06:15. The latest actual or estimated departure time is 06:17, and the current status is Arrived (updated Sep 22, 2026).When is flight ua4678 scheduled to arrive?
Flight ua4678 is scheduled to arrive at 07:18. The latest estimated or actual arrival time is 06:40. Status is Arrived as of Sep 22, 2026.What is the baggage carousel number for flight ua4678?
After arrival, baggage for flight ua4678 is expected at carousel F4 in terminal T3. Carousel numbers are assigned close to landing and may change—follow airport signs on arrival.What route does flight ua4678 fly?
Flight ua4678 is operated by United Airlines from Boise (BOI) to San Francisco (SFO). Typical flight time is about 2 hours3 minutes; operating days may include Tuesday.How can I check real-time status for flight ua4678?
Track flight ua4678 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 ua4678 is delayed or canceled, what should I do?
If ua4678 is delayed or canceled, first confirm the latest status here (Arrived, updated Sep 22, 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 ua4678 departed from Boise?
Flight ua4678 has already left Boise and completed its journey. Departure was 06:17; actual arrival 06:40.What is the seat configuration for flight ua4678?
Flight ua4678 usually flies a Embraer 175 with seat layout 2-2. Layouts can differ by aircraft subtype and cabin product—confirm your seat map in Manage Booking after you purchase.
San Francisco Vacation Packages: Cheap Flights, Hotels & Tours
Hotels
Arrival Info: San Francisco Weather & Current Time
Mostly cloudy
|
15°C - 18°C
Weather forecast for your arrival day
-1 hour time difference
Time on arrival: Boise 07:40| San Francisco 06:40
Worldwide Coverage
Flights to over 5,000 cities
One-stop Service Guarantee
Price guaranteed upon confirmed payment, booking guaranteed once tickets issued
Secure Payment
Convenient & reliable booking and payment system