flight-status
Buddha Air Buddha Air

U4559 Flight Status

Based on Trip.com’s real-time data, the U4559 flight operated by Buddha Air on May 15, 2026 is scheduled to fly from Kathmandu (KTM) to Simara (SIF). The flight is expected to depart at 16:30 and land at 18:25 .
Fri, May 15
KTM-SIF

Access more flight status info on the Trip.com app

Scheduled
Your flight will depart on time.
Kathmandu(KTM)
16:30
Scheduled: 16:30, May 15
Tribhuvan International Airport D
173106C5-5199-4134-A176-6296CB3DA377 15m
Simara(SIF)
18:25
Scheduled: 16:45, May 15
Simara Airport
Check-in Counter
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Boarding Gate
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Arrival Gate
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Baggage
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Information provided by VariFlightVariFlight. For the latest updates, please refer to airport announcements or consult your airline. If this is not your flight, you can browse more options for flights from Kathmandu to Simara to find your schedule.

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.
flight status
Alenia ATR 42/72
Punctuality (Departure)
43%
Punctuality (Arrival)
10%
Late on average
1 hour1 minute
Age
29y, 11m
Seats
Up to 72
Distance
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Flight History for U4559

Check more records from Trip.com about U4559 before and after today
DateAirportAircraft TypeDepartureArrivalStatus
DepartureArrival
Sat, May 9Kathmandu (KTM)Simara (SIF)ATR16:3018:25Delayed
Sun, May 10Kathmandu (KTM)Simara (SIF)AT7517:1017:27Arrived
Mon, May 11Kathmandu (KTM)Simara (SIF)ATR16:3018:25Scheduled
Tue, May 12Kathmandu (KTM)Simara (SIF)ATR16:3018:25Scheduled
Wed, May 13Kathmandu (KTM)Simara (SIF)ATR16:3018:25Scheduled
Thu, May 14Kathmandu (KTM)Simara (SIF)ATR16:3018:25Scheduled
Fri, May 15Kathmandu (KTM)Simara (SIF)ATR16:3018:25Scheduled

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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