Christmas season
Christmas period
festive season
holiday season AmE

I'm aware that some places can be very busy over the Christmas period and others simply shut down.

The very first eisteddfod took place over the Christmas period of 1176.

Other countries also had good ratings during the Christmas period.

The figure, which includes the key Christmas period, was in line with expectations.

"It can also mean you won't run out of medication over the Christmas period."

We again delivered very strong growth in the two weeks over the Christmas period, despite the tough comparisons with last year.

The very first eisteddfod, for example, was held over the Christmas period of 1176.

Please note the schedules for the Christmas period may change after we go to press.

This was a success and live dates over the Christmas period followed.

They moved into 10th position in the table during the Christmas period and remained there until the end of the season.