Acton High School’s timetable is structured over a two-week period, with the first of those weeks labelled a ‘red’ week and the second labelled a ‘blue’ week.
The standard timetable below operates on all days except blue Tuesdays:
| 8.45 - 10.00 | Lesson 1 |
| 10.00 - 11.15 | Lesson 2 |
| 11.15 - 11.40 | Break |
| 11.40 - 12.00 | Registration |
| 12.00 - 13.15 | Lesson 3 |
| 13.15 - 14.05 | Lunch |
| 14.05 - 15.15 | Lesson 4 |
| 15.15 - 16.30 | Lesson 5 (Sixth Form Twilights Only) |
On blue Tuesdays only, the timetable below will operate:
| 08.45 - 09.55 | Lesson 1 |
| 09.55 - 11.05 | Lesson 2 |
| 11.05 - 11.30 | Break |
| 11.30 - 11.50 | Registration |
| 11.50 - 13.00 | Lesson 3 |
| 13.00 - 13.50 | Lunch |
| 13.50 - 14.55 | Lesson 4 |
| 14.55 - 16.05 | Lesson 5 (Sixth Form Twilights Only) |
Blue Tuesdays in the 2016–17 academic year are:
Tuesday 13th September 2016, Tuesday 27th September 2016, Tuesday 11th October 2016, Tuesday 1st November 2016, Tuesday 15th November 2016, Tuesday 29th November 2016, Tuesday 13th December 2016, Tuesday 10th January 2017, Tuesday 24th January 2017, Tuesday 7th February 2017, Tuesday 28th February 2017, Tuesday 14th March 2017, Tuesday 28th March 2017, Tuesday 25th April 2017, Tuesday 9th May 2017, Tuesday 23rd May 2017, Tuesday 13th June 2017, Tuesday 27th June 2017 and Tuesday 11th July 2017.