United Airlines UA4578 Flight Status
According to Trip.com real-time data, the UA4578 flight operated by United Airlines on Oct 22, 2026 is scheduled to fly from Washington D.C. (IAD) to Harrisburg (MDT). The flight is expected to depart at 12:55 PM and land at 1:22 PM .
Wed, Oct 21
Thu, Oct 22
Fri, Oct 23
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Arrived
The flight has arrived 20m early
1h 4m
Check-in Counter
AREA 4
Boarding Gate
A5D
Arrival Gate
A2
Baggage
3
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Scheduled
Your flight will depart on time.
1h 4m
Check-in Counter
AREA 4
Boarding Gate
C22
Arrival Gate
B1
Baggage
3
Show more
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United Airlines From AU$480
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Scheduled
Your flight will depart on time.
1h 4m
Check-in Counter
AREA 4
Boarding Gate
--
Arrival Gate
--
Baggage
--
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Need a flight from Washington D.C. to Harrisburg?
United Airlines From AU$480
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UA4578
Track the Previous Flight Status: In Flight
UA4459
|
Ottawa (YOW)
Philadelphia (PHL)
Philadelphia (PHL)
Scheduled: 2:20 PM
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UA4578 Aircraft Details
According to Trip.com real-time data, the UA4578 flight flying from Washington D.C. to Harrisburg on 10/22/2026 is operated by the aircraft model Bombardier CRJ-550. This aircraft has been in service for 24y, 10m. The aircraft is equipped with 50 seats.
Bombardier CRJ-550
Punctuality (Departure)
92
%
Punctuality (Arrival)
96
%
Early on average
14 minutes
Age
24y, 10m
Seats
50
Flight Distance
--
Economy
First
Premium Economy
In-Flight Services
None
Inflight entertainment is available
Unknown
USB port
Seat Information
79 cm
Legroom
44 cm
Seat width
100°
Reclining Angle
2-2
Seat layout example
In-Flight Services
Snacks
Inflight entertainment is available
Unknown
USB port and power outlet
Seat Information
94 cm
Legroom
51 cm
Seat width
120°
Reclining Angle
1-2
Seat layout example
In-Flight Services
None
On-demand entertainment
Wi-Fi is available
USB port and power outlet
Seat Information
86 cm
Legroom
44 cm
Seat width
100°
Reclining Angle
--
Seat layout example
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Flight History for UA4578
Trip.com historical records show that the last UA4578 flight departed on Wed, Oct 21 from IAD at approximately 1:09 PM. This flight is expected to arrrive in MDT at 1:39 PM.
| Date | Airport | Aircraft Model | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Departure | Arrival | |||||
| Sun, Oct 18 | Washington D.C. (IAD) | Harrisburg (MDT) | CRJ7 | 1:11 PM | 1:41 PM | Arrived |
| Mon, Oct 19 | Washington D.C. (IAD) | Harrisburg (MDT) | CRJ7 | 1:08 PM | 1:37 PM | Arrived |
| Tue, Oct 20 | Washington D.C. (IAD) | Harrisburg (MDT) | CRJ7 | 1:05 PM | 1:33 PM | Arrived |
| Wed, Oct 21 | Washington D.C. (IAD) | Harrisburg (MDT) | CRJ7 | 1:09 PM | 1:39 PM | Arrived |
| Thu, Oct 22 | Washington D.C. (IAD) | Harrisburg (MDT) | CRJ7 | 12:55 PM | 1:22 PM | Scheduled |
| Fri, Oct 23 | Washington D.C. (IAD) | Harrisburg (MDT) | CRJ7 | 12:55 PM | 1:59 PM | Scheduled |
| Sat, Oct 24 | Washington D.C. (IAD) | Harrisburg (MDT) | CRJ7 | 12:55 PM | 1:59 PM | Scheduled |
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UA4578 On-Time Performance
Based on the average performance of this flight over the past 30 trips, the on-time departure rate of UA4578 is 92% (Late on average 21 minutes), and the on-time arrival rate is 96% (Early on average 14 minutes).
On-Time Departures
Punctuality
92
%
Late on average
21 minutes
Early
0
%
On time
92
%
30 mins late
4
%
60 mins late
0
%
90 mins late
4
%
Canceled
0
%
On-Time Arrivals
Punctuality
96
%
Early on average
14 minutes
Early
96
%
On time
0
%
30 mins late
0
%
60 mins late
0
%
90 mins late
4
%
Canceled
0
%
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Frequently Asked Questions
What is the current status of flight ua4578?
Flight ua4578 has not departed yet and is currently on schedule. Scheduled departure 12:55 PM, arrival 1:59 PM (updated Oct 22, 2026).Is flight ua4578 on time today?
Flight ua4578 has not departed yet and is currently on schedule. Scheduled departure is 12:55 PM, with arrival at 1:59 PM. Recheck gate and timing before you head to the airport.Has flight ua4578 departed yet? What is the departure time?
Flight ua4578 is scheduled to depart at 12:55 PM. The latest actual or estimated departure time is 12:55 PM, and the current status is Scheduled (updated Oct 22, 2026).When is flight ua4578 scheduled to arrive?
Flight ua4578 is scheduled to arrive at 1:59 PM. The latest estimated or actual arrival time is 1:22 PM. Status is Scheduled as of Oct 22, 2026.What route does flight ua4578 fly?
Flight ua4578 is operated by United Airlines from Washington D.C. (IAD) to Harrisburg (MDT). Typical flight time is about 1 hour4 minutes; operating days may include Thursday.How can I check real-time status for flight ua4578?
Track flight ua4578 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 ua4578 is delayed or canceled, what should I do?
If ua4578 is delayed or canceled, first confirm the latest status here (Scheduled, updated Oct 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 ua4578 departed from Washington D.C.?
Flight ua4578 has not departed from Washington D.C. (IAD) yet and is currently on schedule for 12:55 PM.What is the seat configuration for flight ua4578?
Flight ua4578 usually flies a Bombardier CRJ-550 with seat layout 2-2. 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: Harrisburg Weather & Current Time
Clear
|
3°C - 17°C
Weather forecast for your arrival day
0 hour time difference
Time on arrival: Washington D.C. 13:22
|
Harrisburg 13:22
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