SQ391 Singapore Airlines - Flight Status

Which is the frequency of flight SQ391?
The flight SQ391 is scheduled to flight on Monday, Tuesday, Thursday, Saturday on a weekly basis.

Which is the distance of flight SQ391?
The distance between the two airports is 8681 kilometers.

Which is the flight time of flight SQ391?
The scheduled flight time gate to gate is: 10:35 hours.
The real flight time gate to gate on average is: 10:12 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 Istanbul: 2025-09-18 01:32:09
Current Time in Singapore: 2025-09-18 06:32:09

The following airline serve the same route between Istanbul and Singapore:
Turkish Airlines - Flight Number: TK168. (On Time performance: 54 - Average Delay: 24 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 13, 2025 to September 11, 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.

Note: We have excluded some days from the graph, since the quantity and quality of the data is not representative enough.

Delays analyzed by Month: We have gathered available data from last twelve closed months, spanning from September 03, 2024 to August 30, 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.