diff --git a/homeassistant/components/onvif/camera.py b/homeassistant/components/onvif/camera.py
index d623f1d879b..299c9026b0e 100644
--- a/homeassistant/components/onvif/camera.py
+++ b/homeassistant/components/onvif/camera.py
@@ -516,7 +516,8 @@ class ONVIFHassCamera(Camera):
                 """Read image from a URL."""
                 try:
                     response = requests.get(self._snapshot, timeout=5, auth=auth)
-                    return response.content
+                    if response.status_code < 300:
+                        return response.content
                 except requests.exceptions.RequestException as error:
                     _LOGGER.error(
                         "Fetch snapshot image failed from %s, falling back to FFmpeg; %s",