4 on 4 off days and nights calendar
Shift times and custom pattern
Day 1 is the first day of crew A's cycle. Other crews are offset from it. Your settings are saved on your device only.
Check against your employer's official roster.
How the 4 on 4 off (days and nights) pattern works
This version runs over 16 days: four day shifts, four days off, four night shifts, four days off. Four crews (A to D) start four days apart, so there is always one crew on days and one on nights.
Cycle for crew A: DDDDOOOONNNNOOOO (D = day, N = night, F = 24-hour shift, O = off).
Year calendars: 4 on 4 off (days and nights) 2026 calendar · 4 on 4 off (days and nights) 2027 calendar. To put it on your phone, see how to add the .ics file.
Check against your employer's official roster.
Questions
How many weekends off do you get on a 4 on 4 off (days and nights) schedule?
In 2027, with crew A starting on 2026-01-05, the crews on this page get 18 to 21 full weekends (Saturday and Sunday both off) out of 52. The number depends on where your cycle starts, so set your own day 1 in the tool to see yours.
How many hours a week is 4 on 4 off (days and nights)?
You work 8 of every 16 days. If shifts are 12 hours, that averages 42.0 hours a week over the cycle. Single weeks can be higher or lower.
Why do my days off move each week?
The cycle is 16 days long. Because that is not a multiple of 7, the same point in the cycle lands on a different weekday each week.
How many shifts a year is 4 on 4 off (days and nights)?
In 2027 the crews on this page work 182 to 183 shifts, depending on the crew and start date.