diff --git a/addons/website/models/ir_http.py b/addons/website/models/ir_http.py
index f110da79145..ea24ddabcd9 100644
--- a/addons/website/models/ir_http.py
+++ b/addons/website/models/ir_http.py
@@ -265,13 +265,22 @@ class Http(models.AbstractModel):
     @classmethod
     def _serve_page(cls):
         req_page = request.httprequest.path
-        page_domain = [('url', '=', req_page)] + request.website.website_domain()
 
-        published_domain = page_domain
+        def _search_page(comparator='='):
+            page_domain = [('url', comparator, req_page)] + request.website.website_domain()
+            return request.env['website.page'].sudo().search(page_domain, order='website_id asc', limit=1)
+
         # specific page first
-        page = request.env['website.page'].sudo().search(published_domain, order='website_id asc', limit=1)
+        page = _search_page()
 
-        # redirect withtout trailing /
+        # case insensitive search
+        if not page:
+            page = _search_page('=ilike')
+            if page:
+                logger.info("Page %r not found, redirecting to existing page %r", req_page, page.url)
+                return request.redirect(page.url)
+
+        # redirect without trailing /
         if not page and req_page != "/" and req_page.endswith("/"):
             # mimick `_postprocess_args()` redirect
             path = request.httprequest.path[:-1]
diff --git a/addons/website/tests/test_page.py b/addons/website/tests/test_page.py
index e3673cfbabc..fdb121489ae 100644
--- a/addons/website/tests/test_page.py
+++ b/addons/website/tests/test_page.py
@@ -483,3 +483,10 @@ class WithContext(HttpCase):
         # Check that is is rendered as a website page.
         self.assertEqual(403, r.status_code, "Must fail with 403")
         self.assertTrue('id="wrap"' in r.text, "Must be rendered as a website page")
+
+    def test_page_url_case_insensitive_match(self):
+        r = self.url_open('/page_1')
+        self.assertEqual(r.status_code, 200, "Reaching page URL, common case")
+        r2 = self.url_open('/Page_1', allow_redirects=False)
+        self.assertEqual(r2.status_code, 303, "URL exists only in different casing, should redirect to it")
+        self.assertTrue(r2.headers.get('Location').endswith('/page_1'), "Should redirect /Page_1 to /page_1")