diff --git a/litellm/router_strategy/lowest_latency.py b/litellm/router_strategy/lowest_latency.py
index 14fca48c0d6..da81534f389 100644
--- a/litellm/router_strategy/lowest_latency.py
+++ b/litellm/router_strategy/lowest_latency.py
@@ -86,7 +86,7 @@ class LowestLatencyLoggingHandler(CustomLogger):
                     # only log ttft for streaming request
                     time_to_first_token_response_time = kwargs.get("completion_start_time", end_time) - start_time
 
-                final_value: Union[float, timedelta] = response_ms
+                final_value: float = response_ms
                 time_to_first_token: Optional[float] = None
                 total_tokens = 0
 
@@ -96,15 +96,12 @@ class LowestLatencyLoggingHandler(CustomLogger):
                         completion_tokens = _usage.completion_tokens
                         total_tokens = _usage.total_tokens
 
-                        # Handle both timedelta and float response times
-                        if isinstance(response_ms, timedelta):
-                            response_seconds = response_ms.total_seconds()
-                        else:
-                            response_seconds = response_ms
+                        # response_ms is already normalized to float seconds above
+                        response_seconds = response_ms
 
-                        final_value = safe_divide_seconds(response_seconds, completion_tokens)
-                        if final_value is not None:
-                            final_value = float(final_value)
+                        normalized_value = safe_divide_seconds(response_seconds, completion_tokens)
+                        if normalized_value is not None:
+                            final_value = float(normalized_value)
                         else:
                             final_value = response_seconds
 
@@ -281,7 +278,7 @@ class LowestLatencyLoggingHandler(CustomLogger):
                     # only log ttft for streaming request
                     time_to_first_token_response_time = kwargs.get("completion_start_time", end_time) - start_time
 
-                final_value: Union[float, timedelta] = response_ms
+                final_value: float = response_ms
                 total_tokens = 0
                 time_to_first_token: Optional[float] = None
 
@@ -291,15 +288,12 @@ class LowestLatencyLoggingHandler(CustomLogger):
                         completion_tokens = _usage.completion_tokens
                         total_tokens = _usage.total_tokens
 
-                        # Handle both timedelta and float response times
-                        if isinstance(response_ms, timedelta):
-                            response_seconds = response_ms.total_seconds()
-                        else:
-                            response_seconds = response_ms
+                        # response_ms is already normalized to float seconds above
+                        response_seconds = response_ms
 
-                        final_value = safe_divide_seconds(response_seconds, completion_tokens)
-                        if final_value is not None:
-                            final_value = float(final_value)
+                        normalized_value = safe_divide_seconds(response_seconds, completion_tokens)
+                        if normalized_value is not None:
+                            final_value = float(normalized_value)
                         else:
                             final_value = response_ms