FB437 Bulgaria Air - Flight Status

Which is the frequency of flight FB437?
The flight FB437 is scheduled to flight on Wednesday, Friday, Sunday on a weekly basis.

Which is the distance of flight FB437?
The distance between the two airports is 1399 kilometers.

Which is the flight time of flight FB437?
The scheduled flight time gate to gate is: 02:35 hours.
The real flight time gate to gate on average is: 02:28 hours.

Are the departure airport and arrival airport at the same Time Zone?
No, each airport is in a different timezone. The times shown above, are presented in the local time of each respective airport.
Current Time in Sofia: 2025-09-15 16:46:57
Current Time in Frankfurt: 2025-09-15 15:46:57

The following airline serve the same route between Sofia and Frankfurt:
Lufthansa - Flight Number: LH1425. (On Time performance: 79 - Average Delay: 14 minutes)

We have gathered data from recent months and present below an analysis of how timely the flights have been.

Delays analyzed by Weekday: We have gathered available data from last six months, spanning from March 14, 2025 to September 10, 2025. Next, you can observe the results broken down by day of the week: number of flights analyzed, on-time performance per day, and average delay per day.

Delays analyzed by Month: We have gathered available data from last twelve closed months, spanning from September 04, 2024 to August 31, 2025. Next, you can observe the results broken down by month: number of flights analyzed, on-time performance per month, and average delay per month.