diff --git a/homeassistant/components/radarr/config_flow.py b/homeassistant/components/radarr/config_flow.py
index ab32a5d7352..d02038d7131 100644
--- a/homeassistant/components/radarr/config_flow.py
+++ b/homeassistant/components/radarr/config_flow.py
@@ -12,12 +12,11 @@ from aiopyarr.radarr_client import RadarrClient
 import voluptuous as vol
 from yarl import URL
 
-from homeassistant.config_entries import ConfigFlow, ConfigFlowResult
+from homeassistant.config_entries import SOURCE_REAUTH, ConfigFlow, ConfigFlowResult
 from homeassistant.const import CONF_API_KEY, CONF_URL, CONF_VERIFY_SSL
 from homeassistant.core import HomeAssistant
 from homeassistant.helpers.aiohttp_client import async_get_clientsession
 
-from . import RadarrConfigEntry
 from .const import DEFAULT_NAME, DEFAULT_URL, DOMAIN
 
 
@@ -25,14 +24,11 @@ class RadarrConfigFlow(ConfigFlow, domain=DOMAIN):
     """Handle a config flow for Radarr."""
 
     VERSION = 1
-    entry: RadarrConfigEntry | None = None
 
     async def async_step_reauth(
         self, entry_data: Mapping[str, Any]
     ) -> ConfigFlowResult:
         """Handle configuration by re-auth."""
-        self.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(
@@ -51,10 +47,7 @@ class RadarrConfigFlow(ConfigFlow, domain=DOMAIN):
         """Handle a flow initiated by the user."""
         errors = {}
 
-        if user_input is None:
-            user_input = dict(self.entry.data) if self.entry else None
-
-        else:
+        if user_input is not None:
             # aiopyarr defaults to the service port if one isn't given
             # this is counter to standard practice  where http = 80
             # and https = 443.
@@ -75,20 +68,21 @@ class RadarrConfigFlow(ConfigFlow, domain=DOMAIN):
             except exceptions.ArrException:
                 errors = {"base": "unknown"}
             if not errors:
-                if self.entry:
-                    self.hass.config_entries.async_update_entry(
-                        self.entry, data=user_input
+                if self.source == SOURCE_REAUTH:
+                    return self.async_update_reload_and_abort(
+                        self._get_reauth_entry(), data=user_input
                     )
-                    await self.hass.config_entries.async_reload(self.entry.entry_id)
-
-                    return self.async_abort(reason="reauth_successful")
 
                 return self.async_create_entry(
                     title=DEFAULT_NAME,
                     data=user_input,
                 )
 
-        user_input = user_input or {}
+        if user_input is None:
+            user_input = {}
+            if self.source == SOURCE_REAUTH:
+                user_input = dict(self._get_reauth_entry().data)
+
         return self.async_show_form(
             step_id="user",
             data_schema=vol.Schema(