Delayed
Departure: Fri, Jun 12, 2026
Scheduled:
07:35
|
Actual:
08:02
Arrival: Fri, Jun 12, 2026
Scheduled:
07:50
|
Estimated:
08:20
|
Delay:
30'

U4 551 Flight Status & Schedule

Date Departure Arrival Status
Jun 13 07:35 07:50
Scheduled
Track >
Jun 12 08:02 08:20
Delayed
Track >
Jun 11 07:58 08:14
Delayed
Track >
Jun 10 07:48 08:09
Delayed
Track >
Jun 09 08:02 08:21
Landed Late
Track >

Buddha Air U4 551 Kathmandu to Simara Flight Information

Buddha Air Flight U4551 connects Kathmandu, Nepal to Simara, Nepal, taking off from Kathmandu Tribhuvan International Airport KTM and landing at Simara Airport SIF.

How long is the U4551 flight from Kathmandu to Simara?

The average flight time from Kathmandu to Simara is 18 minutes. The flight distance is 70 km / 44 miles and the average flight speed is 241 km/h / 150 mph.

How many U4551 flights are operated per week?

7 flights per week. The flight U4551 is operated on Monday, Tuesday, Wednesday, Thursday, Friday, Saturday and Sunday.

What is the On-Time Performance (OTP) of Buddha Air Flight U4551 Kathmandu to Simara?

The Airportia On-Time Performance Rating for Buddha Air Flight U4551 is 4.6/5 stars. This metric is calculated using data from the past 10 flights.

When was the latest U4551 flight?

The latest flight took off on Friday, June 12th, 2026 with the flight status being En-Route on 08:20.

How else can the flight U4551 be referenced as?

This Buddha Air flight can also be referenced as BHA551, U40551, U4 551, BHA 551.

How often is flight U4551 delayed?

On average, 80% of all U4551 flights are delayed. The average delay is 31 minutes.

See our U4551 Flight Tracker above for more details.

U4551 and Kathmandu KTM to Simara SIF Flights

Other flights departing from Kathmandu KTM: AI216, KU392, U4133, U4851

Other flights arriving at Simara SIF: U4559, U4561, U4553, U4555

All flights connecting Kathmandu KTM to Simara SIF.

U4551 Buddha Air Flight: Kathmandu to Simara Route Map

U4551 Buddha Air Flight Map: Kathmandu to Simara
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Flight-schedule data supplied by Aviation Edge Real-time Flight Schedules API.