| 9 Products | Apr 2024 | Apr 2025 | Change |
| Waitrose Ltd Duchy Organic Onions (750g) | £1.70 | £1.70 | £0.00 No change |
| | £1.70 | £1.70 | £0.00 No change |
| Waitrose Ltd Waitrose Large Onions () | £1.40 | £1.50 | + £0.10 7.1% increase |
| | £1.40 | £1.50 | + £0.10 7.1% increase |
| Waitrose Ltd Essential Onions per kg () | £0.15 | £0.17 | + £0.02 13.3% increase |
| | £0.15 | £0.17 | + £0.02 13.3% increase |
| Waitrose Ltd Waitrose Red Onions () | £1.20 | £1.20 | £0.00 No change |
| | £1.20 | £1.20 | £0.00 No change |
| Waitrose Ltd Essential Onions (1kg) | £1.05 | £1.05 | £0.00 No change |
| | £1.05 | £1.05 | £0.00 No change |
| Waitrose Ltd Waitrose Borettane Onions drained (170g) | £3.00 | £3.00 | £0.00 No change |
| | £3.00 | £3.00 | £0.00 No change |
| Waitrose Ltd Cooks' Ingredients Diced Onions (200g) | £1.30 | £1.35 | + £0.05 3.8% increase |
| | £1.30 | £1.35 | + £0.05 3.8% increase |
| Waitrose Ltd Waitrose Small Onions (500g) | £0.95 | £1.10 | + £0.15 15.8% increase |
| | £0.95 | £1.10 | + £0.15 15.8% increase |
| Waitrose Ltd Waitrose Onions () | £1.50 | £1.45 | - £0.05 -3.3% decrease |
| | £1.50 | £1.45 | - £0.05 -3.3% decrease |
