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UA9855
UA9855 Aircraft Details
Boeing 787-9
Punctuality (Departure)
67
%
Punctuality (Arrival)
100
%
Early on average
27 minutes
Age
--
Seats
--
Flight Distance
--
Economy
Premium Economy
Business
In-Flight Services
Meal included
Seatback entertainment system
Wi-Fi (additional charge)
USB port
Seat Information
--
Legroom
--
Seat width
--
Reclining Angle
3-3-3
Seat layout example
In-Flight Services
Meal included
Seatback entertainment system
Wi-Fi (additional charge)
USB port and power outlet
Seat Information
--
Legroom
--
Seat width
--
Reclining Angle
2-3-2
Seat layout example
In-Flight Services
Meal included
Seatback entertainment system
Wi-Fi (additional charge)
USB port and power outlet
Seat Information
--
Legroom
--
Seat width
--
Reclining Angle
1-2-1
Seat layout example
See more amenities and seat info in the app
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Flight History for UA9855
Check more records from Trip.com about UA9855 before and after today
| Date | Airport | Aircraft Model | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Departure | Arrival | |||||
| Tue, Oct 20 | Boston (BOS) | Vienna (VIE) | 763 | 5:47 PM | 6:53 AM | Arrived |
| Thu, Oct 22 | Boston (BOS) | Vienna (VIE) | 763 | 5:56 PM | 5:44 AM | Arrived |
| Sat, Oct 24 | Boston (BOS) | Vienna (VIE) | 763 | 5:25 PM | 5:38 AM | Arrived |
| Sun, Oct 25 | Boston (BOS) | Vienna (VIE) | 789 | 8:14 PM | 8:02 AM | Arrived |
| Tue, Oct 27 | Boston (BOS) | Vienna (VIE) | 789 | 8:14 PM | 8:11 AM | Arrived |
| Fri, Oct 30 | Boston (BOS) | Vienna (VIE) | 789 | 8:03 PM | 8:01 AM | Arrived |
| Sun, Nov 1 | Boston (BOS) | Vienna (VIE) | 789 | 7:14 PM | 8:31 AM | Arrived |
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UA9855 On-Time Performance
Based on the average performance of this flight over the past 30 trips, the on-time departure rate of UA9855 is 67% (Late on average 22 minutes), and the on-time arrival rate is 100% (Early on average 27 minutes).
On-Time Departures
Punctuality
67
%
Late on average
22 minutes
Early
0
%
On time
67
%
30 mins late
33
%
60 mins late
0
%
90 mins late
0
%
Canceled
1
%
On-Time Arrivals
Punctuality
100
%
Early on average
27 minutes
Early
97
%
On time
3
%
30 mins late
0
%
60 mins late
0
%
90 mins late
0
%
Canceled
1
%
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Frequently Asked Questions
What is the current status of flight ua9855?
Flight ua9855 has arrived (status: Arrived). Actual arrival 8:31 AM (updated Nov 3, 2026).Is flight ua9855 on time today?
Flight ua9855 has arrived (status: Arrived). Actual arrival was 8:31 AM; follow airport screens for the baggage carousel.Has flight ua9855 departed yet? What is the departure time?
Flight ua9855 is scheduled to depart at 6:55 PM. The latest actual or estimated departure time is 7:14 PM, and the current status is Arrived (updated Nov 3, 2026).When is flight ua9855 scheduled to arrive?
Flight ua9855 is scheduled to arrive at 8:20 AM. The latest estimated or actual arrival time is 8:31 AM. Status is Arrived as of Nov 3, 2026.What is the gate information for flight ua9855?
For flight ua9855, the departure terminal is E and the boarding gate is E7. Gate assignments can change at short notice—confirm on airport screens before heading to security.What is the baggage carousel number for flight ua9855?
After arrival, baggage for flight ua9855 is expected at carousel 10 in terminal T3. Carousel numbers are assigned close to landing and may change—follow airport signs on arrival.What route does flight ua9855 fly?
Flight ua9855 is operated by United Airlines from Boston (BOS) to Vienna (VIE). Typical flight time is about 7 hours25 minutes; operating days may include Tuesday.How can I check real-time status for flight ua9855?
Track flight ua9855 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 ua9855 is delayed or canceled, what should I do?
If ua9855 is delayed or canceled, first confirm the latest status here (Arrived, updated Nov 3, 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 ua9855 departed from Boston?
Flight ua9855 has already left Boston and completed its journey. Departure was 7:14 PM; actual arrival 8:31 AM.What is the seat configuration for flight ua9855?
Flight ua9855 usually flies a Boeing 787-9 with seat layout 3-3-3. Layouts can differ by aircraft subtype and cabin product—confirm your seat map in Manage Booking after you purchase.
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