Lufthansa has cancelled almost all its flights from Frankfurt and Munich because of a strike by airline staff today.

The cancellations amount to more than 1,000 flights, affecting around 92,000 passengers at Frankfurt and 42,000 at Munich.

At Frankfurt, 32 flights were cancelled yesterday and 646 have been cancelled today, while 15 flights were cancelled at Munich yesterday and 330 today.

In a statement, the airline said: “The warning strike announced by trade union ver.di is having a massive operational impact in the middle of the peak travel season.

“Lufthansa will have to call off almost the entire flight program at its hubs in Frankfurt and Munich for Wednesday.”

It also warned there could be a knock-on effect that could lead to other cancellations, but added it is working to return flight operations to normal as soon as possible.

The airline said it will rebook passengers on alternative flights if possible.