diff --git a/homeassistant/components/purpleair/config_flow.py b/homeassistant/components/purpleair/config_flow.py
index 050200f50d4..6337431ecea 100644
--- a/homeassistant/components/purpleair/config_flow.py
+++ b/homeassistant/components/purpleair/config_flow.py
@@ -202,7 +202,6 @@ class PurpleAirConfigFlow(ConfigFlow, domain=DOMAIN):
     def __init__(self) -> None:
         """Initialize."""
         self._flow_data: dict[str, Any] = {}
-        self._reauth_entry: ConfigEntry | None = None
 
     @staticmethod
     @callback
@@ -265,9 +264,6 @@ class PurpleAirConfigFlow(ConfigFlow, domain=DOMAIN):
         self, entry_data: Mapping[str, Any]
     ) -> ConfigFlowResult:
         """Handle configuration by re-auth."""
-        self._reauth_entry = self.hass.config_entries.async_get_entry(
-            self.context["entry_id"]
-        )
         return await self.async_step_reauth_confirm()
 
     async def async_step_reauth_confirm(
@@ -289,15 +285,9 @@ class PurpleAirConfigFlow(ConfigFlow, domain=DOMAIN):
                 errors=validation.errors,
             )
 
-        assert self._reauth_entry
-
-        self.hass.config_entries.async_update_entry(
-            self._reauth_entry, data={CONF_API_KEY: api_key}
+        return self.async_update_reload_and_abort(
+            self._get_reauth_entry(), data={CONF_API_KEY: api_key}
         )
-        self.hass.async_create_task(
-            self.hass.config_entries.async_reload(self._reauth_entry.entry_id)
-        )
-        return self.async_abort(reason="reauth_successful")
 
     async def async_step_user(
         self, user_input: dict[str, Any] | None = None