United Airlines
UA558 Flight Status
Based on Trip.com’s real-time data, the UA558 flight operated by United Airlines on Aug 6, 2026 is scheduled to fly from Denver (DEN) to Boston (BOS). The flight is expected to depart at 07:45 (local time in Denver, UTC-6) and land at 13:15 (local time in Boston, UTC-4) .
Wed, Aug 5
Thu, Aug 6
Fri, Aug 7
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Arrived
The flight has arrived 45m early
4h 4m
Check-in Counter
7,8
Boarding Gate
B7
Arrival Gate
B25
Baggage
6
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Scheduled
Your flight will depart on time.
4h 4m
Check-in Counter
7,8
Boarding Gate
B15
Arrival Gate
B25
Baggage
6
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Scheduled
Your flight will depart on time.
4h 4m
Check-in Counter
7,8
Boarding Gate
--
Arrival Gate
--
Baggage
--
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Information provided by VariFlightVariFlight.
For the latest updates, please refer to airport announcements or consult your airline.
You can also explore more flights from Denver to Boston or track other flights with our flight status tracker.
Track the Previous Flight Status: Scheduled
UA1291
|
Las Vegas (LAS)
Denver (DEN)
Denver (DEN)
Scheduled: 21:17
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UA558 Aircraft Details
According to Trip.com real-time data, the UA558 flight flying from Denver to Boston on 8/6/2026 is operated by the aircraft model Airbus A321neo. This aircraft has been in service for 2y, 8m. The aircraft is equipped with 200 seats.
Airbus A321neo
Punctuality (Departure)
93
%
Punctuality (Arrival)
97
%
Early on average
17 minutes
Age
2y, 8m
Seats
200
Distance
--
Economy
First
Premium Economy
Onboard Amenities
None
Seatback entertainment system
Wi-Fi (additional charge)
USB port and power outlet
Seating Plan
76 cm
Legroom
47 cm
Seat width better than on 67% of flights
100°
Reclining Angle
3-3
Seat layout example
Onboard Amenities
Meal included
Seatback entertainment system
Wi-Fi (additional charge)
USB port and power outlet
Seating Plan
94 cm
Legroom
53 cm
Seat width better than on 38% of flights
120°
Reclining Angle
2-2
Seat layout example
Onboard Amenities
None
Seatback entertainment system
Wi-Fi (additional charge)
USB port and power outlet
Seating Plan
84 cm
Legroom
47 cm
Seat width better than on 57% of flights
110°
Reclining Angle
3-3
Seat layout example
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Flight History for UA558
Trip.com historical records show that the last UA558 flight departed on Wed, Aug 5 from DEN at approximately 07:49. This flight is expected to arrrive in BOS at 13:04.
| Date | Airport | Aircraft Type | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Departure | Arrival | |||||
| Sat, Aug 1 | Denver (DEN) | Boston (BOS) | A21N | 07:52 | 13:23 | Arrived |
| Sun, Aug 2 | Denver (DEN) | Boston (BOS) | A21N | 07:48 | 13:13 | Arrived |
| Mon, Aug 3 | Denver (DEN) | Boston (BOS) | A21N | 07:52 | 13:16 | Arrived |
| Tue, Aug 4 | Denver (DEN) | Boston (BOS) | A21N | 08:03 | 13:31 | Arrived |
| Wed, Aug 5 | Denver (DEN) | Boston (BOS) | A21N | 07:49 | 13:04 | Arrived |
| Thu, Aug 6 | Denver (DEN) | Boston (BOS) | A21N | 07:45 | 13:15 | Scheduled |
| Fri, Aug 7 | Denver (DEN) | Boston (BOS) | A21N | 07:45 | 13:49 | Scheduled |
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UA558 On-Time Performance
Based on the average performance of this flight over the past 30 trips, the on-time departure rate of UA558 is 93% (Late on average 15 minutes), and the on-time arrival rate is 97% (Early on average 17 minutes).
On-Time Departures
Punctuality
93
%
Late on average
15 minutes
Early
0
%
On time
93
%
30 mins late
3
%
60 mins late
3
%
90 mins late
0
%
Cancelled
0
%
On-Time Arrivals
Punctuality
97
%
Early on average
17 minutes
Early
97
%
On time
0
%
30 mins late
3
%
60 mins late
0
%
90 mins late
0
%
Cancelled
0
%
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Destination Info: Boston Weather & Time
Intermittent clouds
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22°C - 31°C
Expected weather conditions upon arrival
2 hour time difference
Time on arrival: Denver 11:49
|
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