U4559 Aircraft Details
According to Trip.com real-time data, the U4559 flight flying from Kathmandu to Simara on 5/16/2026 is operated by the aircraft model Alenia ATR 42/72. This aircraft has been in service for 29y, 11m. The aircraft is equipped with Up to 72 seats.

Alenia ATR 42/72
Punctuality (Departure)
43%
Punctuality (Arrival)
10%
Late on average
1 hour1 minute
Age
29y, 11m
Seats
Up to 72
Distance
--
Economy
Onboard Amenities
Unknown
In-flight entertainment is unavailable
Wi-Fi is unavailable
No power outlets are available
Seating Plan
76 cm
Legroom
43 cm
Seat width
100°
Reclining Angle
--
Seat layout example
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Flight History for U4559
Check more records from Trip.com about U4559 before and after today
| Date | Airport | Aircraft Type | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Departure | Arrival | |||||
| Sat, May 9 | Kathmandu (KTM) | Simara (SIF) | ATR | 16:30 | 18:25 | Delayed |
| Sun, May 10 | Kathmandu (KTM) | Simara (SIF) | AT75 | 17:10 | 17:27 | Arrived |
| Mon, May 11 | Kathmandu (KTM) | Simara (SIF) | ATR | 16:30 | 18:25 | Scheduled |
| Tue, May 12 | Kathmandu (KTM) | Simara (SIF) | ATR | 16:30 | 18:25 | Scheduled |
| Wed, May 13 | Kathmandu (KTM) | Simara (SIF) | ATR | 16:30 | 18:25 | Scheduled |
| Thu, May 14 | Kathmandu (KTM) | Simara (SIF) | ATR | 16:30 | 18:25 | Scheduled |
| Fri, May 15 | Kathmandu (KTM) | Simara (SIF) | ATR | 16:30 | 18:25 | Scheduled |
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U4559 On-Time Performance
Based on the average performance of this flight over the past 30 trips, the on-time departure rate of U4559 is 43% (Late on average 39 minutes), and the on-time arrival rate is 10% (Late on average 1 hour1 minute).
On-Time Departures
Punctuality
43%
Late on average 39 minutes
Early
13%
On time
30%
30 mins late
33%
60 mins late
17%
90 mins late
7%
Cancelled
2%
On-Time Arrivals
Punctuality
10%
Late on average 1 hour1 minute
Early
0%
On time
10%
30 mins late
53%
60 mins late
27%
90 mins late
10%
Cancelled
2%
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