diff --git a/homeassistant/components/cast/media_player.py b/homeassistant/components/cast/media_player.py
index 3f3fec4dc9a..7f9f2fdfb66 100644
--- a/homeassistant/components/cast/media_player.py
+++ b/homeassistant/components/cast/media_player.py
@@ -794,16 +794,12 @@ class CastMediaPlayerEntity(CastDevice, MediaPlayerEntity):
     def supported_features(self):
         """Flag media player features that are supported."""
         support = (
-            MediaPlayerEntityFeature.PLAY_MEDIA | MediaPlayerEntityFeature.TURN_OFF
+            MediaPlayerEntityFeature.PLAY_MEDIA
+            | MediaPlayerEntityFeature.TURN_OFF
+            | MediaPlayerEntityFeature.TURN_ON
         )
         media_status = self._media_status()[0]
 
-        if self._chromecast and self._chromecast.cast_type in (
-            pychromecast.const.CAST_TYPE_CHROMECAST,
-            pychromecast.const.CAST_TYPE_AUDIO,
-        ):
-            support |= MediaPlayerEntityFeature.TURN_ON
-
         if (
             self.cast_status
             and self.cast_status.volume_control_type != VOLUME_CONTROL_TYPE_FIXED
diff --git a/tests/components/cast/test_media_player.py b/tests/components/cast/test_media_player.py
index 277acf849cf..6fa0d79c657 100644
--- a/tests/components/cast/test_media_player.py
+++ b/tests/components/cast/test_media_player.py
@@ -800,10 +800,12 @@ async def test_entity_cast_status(hass: HomeAssistant):
             | SUPPORT_PLAY_MEDIA
             | SUPPORT_STOP
             | SUPPORT_TURN_OFF
+            | SUPPORT_TURN_ON
             | SUPPORT_VOLUME_MUTE
             | SUPPORT_VOLUME_SET,
             SUPPORT_PLAY_MEDIA
             | SUPPORT_TURN_OFF
+            | SUPPORT_TURN_ON
             | SUPPORT_VOLUME_MUTE
             | SUPPORT_VOLUME_SET,
         ),
@@ -1386,7 +1388,11 @@ async def test_entity_media_states_lovelace_app(hass: HomeAssistant):
     state = hass.states.get(entity_id)
     assert state.state == "playing"
     assert state.attributes.get("supported_features") == (
-        SUPPORT_PLAY_MEDIA | SUPPORT_TURN_OFF | SUPPORT_VOLUME_MUTE | SUPPORT_VOLUME_SET
+        SUPPORT_PLAY_MEDIA
+        | SUPPORT_TURN_OFF
+        | SUPPORT_TURN_ON
+        | SUPPORT_VOLUME_MUTE
+        | SUPPORT_VOLUME_SET
     )
 
     media_status = MagicMock(images=None)