In a large bowl, add chickpeas, red onions, cherry tomatoes, parsley, and avocados. Stir together and set aside.
For the dressing: in a small bowl, add olive oil, white wine vinegar, lime juice, minced garlic, salt and pepper. Whisk until combined.
Pour the dressing onto the mixed chickpea salad and stir to combine.
Cover and refrigerate for 15 minutes until chilled, or enjoy immediately.