flight-status
Buddha Air Buddha Air

U4557 Flight Status

Based on Trip.com’s real-time data, the U4557 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 15:30 and land at 17:25 .
Fri, May 15
KTM-SIF

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Scheduled
Your flight will depart on time.
Kathmandu(KTM)
15:30
Scheduled: 15:30, May 15
Tribhuvan International Airport D
173106C5-5199-4134-A176-6296CB3DA377 15m
Simara(SIF)
17:25
Scheduled: 15:45, 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.
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U4557

U4557 Aircraft Details

According to Trip.com real-time data, the U4557 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)
40%
Punctuality (Arrival)
27%
Late on average
53 minutes
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 U4557

Check more records from Trip.com about U4557 before and after today
DateAirportAircraft TypeDepartureArrivalStatus
DepartureArrival
Sat, May 9Kathmandu (KTM)Simara (SIF)AT4315:3016:54Delayed
Sun, May 10Kathmandu (KTM)Simara (SIF)AT7516:0816:25Arrived
Mon, May 11Kathmandu (KTM)Simara (SIF)ATR15:3017:25Scheduled
Tue, May 12Kathmandu (KTM)Simara (SIF)ATR15:3017:25Scheduled
Wed, May 13Kathmandu (KTM)Simara (SIF)ATR15:3017:25Scheduled
Thu, May 14Kathmandu (KTM)Simara (SIF)ATR15:3217:27En route
Fri, May 15Kathmandu (KTM)Simara (SIF)ATR15:3017:25Scheduled
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U4557 On-Time Performance

Based on the average performance of this flight over the past 30 trips, the on-time departure rate of U4557 is 40% (Late on average 37 minutes), and the on-time arrival rate is 27% (Late on average 53 minutes).

On-Time Departures
Punctuality
40%
Late on average 37 minutes
Early
10%
On time
30%
30 mins late
40%
60 mins late
7%
90 mins late
13%
Cancelled
1%
On-Time Arrivals
Punctuality
27%
Late on average 53 minutes
Early
10%
On time
17%
30 mins late
43%
60 mins late
13%
90 mins late
17%
Cancelled
1%

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