diff --git a/addons/point_of_sale/wizard/pos_details.py b/addons/point_of_sale/wizard/pos_details.py
index 3b8c236fccc..4153ae61c9b 100644
--- a/addons/point_of_sale/wizard/pos_details.py
+++ b/addons/point_of_sale/wizard/pos_details.py
@@ -9,7 +9,25 @@ class PosDetails(models.TransientModel):
     _name = 'pos.details.wizard'
     _description = 'Open Sale Details Report'
 
-    start_date = fields.Datetime(required=True, default=fields.Datetime.now)
+    def _default_start_date(self):
+        """ Find the earliest start_date of the latests sessions """
+        # restrict to configs available to the user
+        config_ids = self.env['pos.config'].search([]).ids
+        # exclude configs has not been opened for 2 days
+        self.env.cr.execute("""
+            SELECT
+            max(start_at) as start,
+            config_id
+            FROM pos_session
+            WHERE config_id = ANY(%s)
+            AND start_at > (NOW() - INTERVAL '2 DAYS')
+            GROUP BY config_id
+        """, (config_ids,))
+        latest_start_dates = [res['start'] for res in self.env.cr.dictfetchall()]
+        # earliest of the latest sessions
+        return latest_start_dates and min(latest_start_dates) or fields.Datetime.now()
+
+    start_date = fields.Datetime(required=True, default=_default_start_date)
     end_date = fields.Datetime(required=True, default=fields.Datetime.now)
     pos_config_ids = fields.Many2many('pos.config', 'pos_detail_configs',
         default=lambda s: s.env['pos.config'].search([]))