CA840 Air China - Flight Status

Which is the frequency of flight CA840?
The flight CA840 is scheduled to flight on Tuesday, Thursday, Saturday on a weekly basis.

Which is the distance of flight CA840?
The distance between the two airports is 9867 kilometers.

Which is the flight time of flight CA840?
The scheduled flight time gate to gate is: 12:25 hours.
The real flight time gate to gate on average is: 11:36 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 Barcelona: 2025-07-12 06:18:43
Current Time in Shanghai: 2025-07-12 12:18:43

The following airline serve the same route between Barcelona and Shanghai:
Air China - Flight Number: CA578.

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 January 09, 2025 to July 05, 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 August 27, 2024 to June 28, 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.

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