Buddha Air
U4551 Flight Status
According to Trip.com real-time data, the U4551 flight operated by Buddha Air on Aug 8, 2026, scheduled to fly from Kathmandu (KTM) to Simara (SIF), has experienced a change in flight status: the originally scheduled departure time has been delayed, and the new departure time is 7:35 AM , with a new arrival time of 8:27 AM . Trip.com will continue to keep you updated on the latest flight status.
Sat, Aug 8
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Delayed
Your flight is about 0m late
15m
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 real-time updates, please check airport displays or contact your airline.
You can also explore more flights from Kathmandu to Simara or track other flights with our flight status tracker.
U4551 Aircraft Details
According to Trip.com real-time data, the U4551 flight flying from Kathmandu to Simara on 8/9/2026 is operated by the aircraft model Alenia ATR 42/72. This aircraft has been in service for 18y, 7m. The aircraft is equipped with Up to 72 seats.
Alenia ATR 42/72
Punctuality (Departure)
43
%
Punctuality (Arrival)
30
%
Late on average
49 minutes
Age
18y, 7m
Seats
Up to 72
Flight Distance
--
Economy
In-Flight Services
None
In-flight entertainment is unavailable
Wi-Fi is unavailable
No power outlets are available
Seat Information
76 cm
Legroom
43 cm
Seat width
100°
Reclining Angle
--
Seat layout example
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Flight History for U4551
Check more records from Trip.com about U4551 before and after today
| Date | Airport | Aircraft Model | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Departure | Arrival | |||||
| Sat, Aug 1 | Kathmandu (KTM) | Simara (SIF) | ATR | 8:05 AM | 8:57 AM | Delayed |
| Mon, Aug 3 | Kathmandu (KTM) | Simara (SIF) | ATR | 7:35 AM | 8:27 AM | Delayed |
| Tue, Aug 4 | Kathmandu (KTM) | Simara (SIF) | ATR | 7:35 AM | 8:27 AM | Delayed |
| Wed, Aug 5 | Kathmandu (KTM) | Simara (SIF) | AT75 | 8:18 AM | 8:40 AM | Arrived |
| Thu, Aug 6 | Kathmandu (KTM) | Simara (SIF) | AT75 | 7:56 AM | 8:14 AM | Arrived |
| Fri, Aug 7 | Kathmandu (KTM) | Simara (SIF) | ATR | 7:35 AM | 8:27 AM | Delayed |
| Sat, Aug 8 | Kathmandu (KTM) | Simara (SIF) | ATR | 7:35 AM | 8:27 AM | Delayed |
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U4551 On-Time Performance
Based on the average performance of this flight over the past 30 trips, the on-time departure rate of U4551 is 43% (Late on average 42 minutes), and the on-time arrival rate is 30% (Late on average 49 minutes).
On-Time Departures
Punctuality
43
%
Late on average
42 minutes
Early
0
%
On time
43
%
30 mins late
47
%
60 mins late
0
%
90 mins late
10
%
Canceled
1
%
On-Time Arrivals
Punctuality
30
%
Late on average
49 minutes
Early
0
%
On time
30
%
30 mins late
53
%
60 mins late
7
%
90 mins late
10
%
Canceled
1
%
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