United Airlines UA478 Flight Status
According to Trip.com real-time data, the UA478 flight operated by United Airlines on Sep 20, 2026 is scheduled to fly from Billings (BIL) to Denver (DEN). The flight is expected to depart at 2:29 PM and land at 3:43 PM .
Sat, Sep 19
Sun, Sep 20
Mon, Sep 21
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Arrived
The flight has arrived 25m early
1h 47m
Check-in Counter
--
Boarding Gate
B4
Arrival Gate
A14
Baggage
19
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Scheduled
Your flight will depart on time.
1h 47m
Check-in Counter
--
Boarding Gate
B4
Arrival Gate
B46
Baggage
17
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Scheduled
Your flight will depart on time.
1h 47m
Check-in Counter
--
Boarding Gate
A1
Arrival Gate
--
Baggage
17
Information provided by VariFlight For real-time updates, please check airport displays or contact your airline.
Track the Previous Flight Status: Scheduled
UA703
|
Denver (DEN) 
Billings (BIL)
Billings (BIL)Scheduled: 1:21 PM
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UA478 Aircraft Details
According to Trip.com real-time data, the UA478 flight flying from Billings to Denver on 9/20/2026 is operated by the aircraft model Boeing 737-800. This aircraft has been in service for 27y, 4m. The aircraft is equipped with 166 seats.
Boeing 737-800
Punctuality (Departure)
83%
Punctuality (Arrival)
90%
Early on average
9 minutes
Age
27y, 4m
Seats
166
Flight Distance
--
Economy
First
Premium Economy
In-Flight Services
Snacks
Seatback entertainment system
Wi-Fi (additional charge)
USB port and power outlet
Seat Information
76 cm
Legroom
--
Seat width
100°
Reclining Angle
3-3
Seat layout example
In-Flight Services
Snacks
Seatback entertainment system
Wi-Fi (additional charge)
USB port and power outlet
Seat Information
94 cm
Legroom
53 cm
Seat width better than on 58% of flights
120°
Reclining Angle
2-2
Seat layout example
In-Flight Services
Snacks
Live TV
Wi-Fi is available
Power outlet
Seat Information
86 cm
Legroom
--
Seat width
100°
Reclining Angle
3-3
Seat layout example
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Flight History for UA478
Trip.com historical records show that the last UA478 flight departed on Sat, Sep 19 from BIL at approximately 2:40 PM. This flight is expected to arrrive in DEN at 3:51 PM.
| Date | Airport | Aircraft Model | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Departure | Arrival | |||||
| Tue, Sep 15 | Billings (BIL) | Denver (DEN) | 738 | 2:57 PM | 4:07 PM | Arrived |
| Wed, Sep 16 | Billings (BIL) | Denver (DEN) | 738 | 2:37 PM | 3:51 PM | Arrived |
| Thu, Sep 17 | Billings (BIL) | Denver (DEN) | 738 | 2:39 PM | 3:54 PM | Arrived |
| Fri, Sep 18 | Billings (BIL) | Denver (DEN) | B39M | 3:12 PM | 5:40 PM | Arrived |
| Sat, Sep 19 | Billings (BIL) | Denver (DEN) | 738 | 2:40 PM | 3:51 PM | Arrived |
| Sun, Sep 20 | Billings (BIL) | Denver (DEN) | 738 | 2:29 PM | 3:43 PM | Scheduled |
| Mon, Sep 21 | Billings (BIL) | Denver (DEN) | 738 | 2:29 PM | 4:16 PM | Scheduled |
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UA478 On-Time Performance
Based on the average performance of this flight over the past 30 trips, the on-time departure rate of UA478 is 83% (Late on average 18 minutes), and the on-time arrival rate is 90% (Early on average 9 minutes).
On-Time Departures
Punctuality
83%
Late on average 18 minutes
Early
3%
On time
80%
30 mins late
10%
60 mins late
7%
90 mins late
0%
Canceled
0%
On-Time Arrivals
Punctuality
90%
Early on average 9 minutes
Early
77%
On time
13%
30 mins late
7%
60 mins late
3%
90 mins late
0%
Canceled
0%
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- Thu, Sep 24Denver (DEN)Billings (BIL)
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Frequently Asked Questions
What is the current status of flight ua478?
Flight ua478 has not departed yet and is currently on schedule. Scheduled departure 2:29 PM, arrival 4:16 PM (updated Sep 20, 2026).Is flight ua478 on time today?
Flight ua478 has not departed yet and is currently on schedule. Scheduled departure is 2:29 PM, with arrival at 4:16 PM. Recheck gate and timing before you head to the airport.Has flight ua478 departed yet? What is the departure time?
Flight ua478 is scheduled to depart at 2:29 PM. The latest actual or estimated departure time is 2:29 PM, and the current status is Scheduled (updated Sep 20, 2026).When is flight ua478 scheduled to arrive?
Flight ua478 is scheduled to arrive at 4:16 PM. The latest estimated or actual arrival time is 3:43 PM. Status is Scheduled as of Sep 20, 2026.What route does flight ua478 fly?
Flight ua478 is operated by United Airlines from Billings (BIL) to Denver (DEN). Typical flight time is about 1 hour47 minutes; operating days may include Sunday.How can I check real-time status for flight ua478?
Track flight ua478 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 ua478 is delayed or canceled, what should I do?
If ua478 is delayed or canceled, first confirm the latest status here (Scheduled, updated Sep 20, 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 ua478 departed from Billings?
Flight ua478 has not departed from Billings (BIL) yet and is currently on schedule for 2:29 PM.What is the seat configuration for flight ua478?
Flight ua478 usually flies a Boeing 737-800 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: Denver Weather & Current Time
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12°C - 27°C
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0 hour time difference
Time on arrival: Billings 15:43| Denver 15:43
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