United Airlines UA558 Flight Status
According to Trip.com real-time data, the UA558 flight operated by United Airlines on Oct 29, 2026 is scheduled to fly from Denver (DEN) to Boston (BOS). The flight is expected to depart at 7:50 AM (local time in Denver, UTC-6) and land at 1:19 PM (local time in Boston, UTC-4) .
Wed, Oct 28
Thu, Oct 29
Fri, Oct 30
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Arrived
The flight has arrived 5m early
3h 52m
Check-in Counter
7,8
Boarding Gate
B10
Arrival Gate
B31
Baggage
6
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Scheduled
Your flight will depart on time.
3h 52m
Check-in Counter
7,8
Boarding Gate
B17
Arrival Gate
B25
Baggage
6
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Scheduled
Your flight will depart on time.
3h 52m
Check-in Counter
7,8
Boarding Gate
--
Arrival Gate
--
Baggage
6
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Need a flight from Denver to Boston?
United Airlines From $155
Search flights Information provided by VariFlight For real-time updates, please check airport displays or contact your airline. You can also explore more flights from Denver to Boston or track other flights with our flight status tracker.
UA558 Aircraft Details
According to Trip.com real-time data, the UA558 flight flying from Denver to Boston on 10/29/2026 is operated by the aircraft model Airbus A321neo. This aircraft has been in service for 1y, 1m. The aircraft is equipped with 200 seats.
Airbus A321neo
Punctuality (Departure)
73
%
Punctuality (Arrival)
93
%
Early on average
14 minutes
Age
1y, 1m
Seats
200
Flight Distance
--
Economy
First
Premium Economy
In-Flight Services
None
Seatback entertainment system
Wi-Fi (additional charge)
USB port and power outlet
Seat Information
76 cm
Legroom
47 cm
Seat width better than on 60% of flights
100°
Reclining Angle
3-3
Seat layout example
In-Flight Services
Meal included
Seatback entertainment system
Wi-Fi (additional charge)
USB port and power outlet
Seat Information
94 cm
Legroom
53 cm
Seat width better than on 50% of flights
120°
Reclining Angle
2-2
Seat layout example
In-Flight Services
None
Unknown
Wi-Fi is available
USB port and power outlet
Seat Information
84 cm
Legroom
47 cm
Seat width better than on 45% of flights
110°
Reclining Angle
--
Seat layout example
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Flight History for UA558
Trip.com historical records show that the last UA558 flight departed on Wed, Oct 28 from DEN at approximately 8:13 AM. This flight is expected to arrrive in BOS at 1:37 PM.
| Date | Airport | Aircraft Model | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Departure | Arrival | |||||
| Sat, Oct 24 | Denver (DEN) | Boston (BOS) | A21N | 8:29 AM | 1:59 PM | Arrived |
| Sun, Oct 25 | Denver (DEN) | Boston (BOS) | A21N | 8:00 AM | 1:28 PM | Arrived |
| Mon, Oct 26 | Denver (DEN) | Boston (BOS) | A21N | 8:07 AM | 1:23 PM | Arrived |
| Tue, Oct 27 | Denver (DEN) | Boston (BOS) | A21N | 8:09 AM | 1:28 PM | Arrived |
| Wed, Oct 28 | Denver (DEN) | Boston (BOS) | A21N | 8:13 AM | 1:37 PM | Arrived |
| Thu, Oct 29 | Denver (DEN) | Boston (BOS) | A21N | 7:50 AM | 1:19 PM | Scheduled |
| Fri, Oct 30 | Denver (DEN) | Boston (BOS) | A21N | 7:50 AM | 1:42 PM | 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 73% (Late on average 23 minutes), and the on-time arrival rate is 93% (Early on average 14 minutes).
On-Time Departures
Punctuality
73
%
Late on average
23 minutes
Early
0
%
On time
73
%
30 mins late
20
%
60 mins late
3
%
90 mins late
3
%
Canceled
0
%
On-Time Arrivals
Punctuality
93
%
Early on average
14 minutes
Early
87
%
On time
7
%
30 mins late
7
%
60 mins late
0
%
90 mins late
0
%
Canceled
0
%
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Frequently Asked Questions
What is the current status of flight ua558?
Flight ua558 has not departed yet and is currently on schedule. Scheduled departure 7:50 AM, arrival 1:42 PM (updated Oct 29, 2026).Is flight ua558 on time today?
Flight ua558 has not departed yet and is currently on schedule. Scheduled departure is 7:50 AM, with arrival at 1:42 PM. Recheck gate and timing before you head to the airport.Has flight ua558 departed yet? What is the departure time?
Flight ua558 is scheduled to depart at 7:50 AM. The latest actual or estimated departure time is 7:50 AM, and the current status is Scheduled (updated Oct 29, 2026).When is flight ua558 scheduled to arrive?
Flight ua558 is scheduled to arrive at 1:42 PM. The latest estimated or actual arrival time is 1:19 PM. Status is Scheduled as of Oct 29, 2026.What is the baggage carousel number for flight ua558?
After arrival, baggage for flight ua558 is expected at carousel 6 in terminal B. Carousel numbers are assigned close to landing and may change—follow airport signs on arrival.What route does flight ua558 fly?
Flight ua558 is operated by United Airlines from Denver (DEN) to Boston (BOS). Typical flight time is about 3 hours52 minutes; operating days may include Thursday.How can I check real-time status for flight ua558?
Track flight ua558 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 ua558 is delayed or canceled, what should I do?
If ua558 is delayed or canceled, first confirm the latest status here (Scheduled, updated Oct 29, 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 ua558 departed from Denver?
Flight ua558 has not departed from Denver (DEN) yet and is currently on schedule for 7:50 AM.What is the seat configuration for flight ua558?
Flight ua558 usually flies a Airbus A321neo 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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