diff --git a/src/Illuminate/Mail/Transport/SesTransport.php b/src/Illuminate/Mail/Transport/SesTransport.php
index ed88a75d8191..d6a64da89d67 100644
--- a/src/Illuminate/Mail/Transport/SesTransport.php
+++ b/src/Illuminate/Mail/Transport/SesTransport.php
@@ -73,7 +73,13 @@ protected function doSend(SentMessage $message): void
                 )
             );
         } catch (AwsException $e) {
-            throw new Exception('Request to AWS SES API failed.', is_int($e->getCode()) ? $e->getCode() : 0, $e);
+            $reason = $e->getAwsErrorMessage() ?? $e->getMessage();
+
+            throw new Exception(
+                sprintf('Request to AWS SES API failed. Reason: %s.', $reason),
+                is_int($e->getCode()) ? $e->getCode() : 0,
+                $e
+            );
         }
 
         $messageId = $result->get('MessageId');