"in a regular schedule" is correct and usable in written English.
It can be used to refer to a pattern of activities, tasks, or events that happen at a certain interval. For example, "I clean the house in a regular schedule every Saturday."
The owner gave her a few shifts, and Sara managed to lock in a regular schedule.
"It is going to be a change for the better," he continued, adding that the games in Germany "are in a regular schedule and you can plan... from the national team's point of view, much better".
Don't work alone--or if you must, check in on a regular schedule with friends, family, or colleagues.
The bus, filled mainly with people returning to the Port Authority Bus Terminal in Manhattan from Atlantic City casinos, was on a regular schedule in which buses depart every half-hour, said a spokeswoman for Greyhound Lines.
Mr. Riccobono and his deputy visited every school in the district on a regular schedule.
British Airways, which flies daily from London to Narita and five times a week to Haneda Airport in Tokyo, was maintaining a regular schedule on Tuesday, but a spokeswoman said the airline "would not rule out looking at alternative options" if conditions changed.
Although formal physical education classes are not the only opportunity for students to engage in PA, such classes offer a regular schedule and structured format both for engaging in PA and for establishing habitual activity early in life.
Sometimes, brokers and clients work together in advance to draw up a regular schedule — accounting for preschool, nap times and the like during which the apartment can be shown.
In some cases, this practice was instigated by course-specific factors such as an instructor's use of weekly quizzes, whereas in others, the student established a regular schedule of studying on their own.
He will watch from afar as youngest son Austin, 21, heads off to ride a regular schedule in Australia.
And no, unlike ice cream trucks which seem to appear magically out of nowhere, trash collection in Taiwanese neighborhoods runs on a regular schedule so folks know to have their bags of household waste at the ready when the curbside melodies begin.
