diff --git a/google/cloud/sqlalchemy_spanner/sqlalchemy_spanner.py b/google/cloud/sqlalchemy_spanner/sqlalchemy_spanner.py
index 6754931a..c5aa9b87 100644
--- a/google/cloud/sqlalchemy_spanner/sqlalchemy_spanner.py
+++ b/google/cloud/sqlalchemy_spanner/sqlalchemy_spanner.py
@@ -703,6 +703,10 @@ def create_connect_args(self, url):
         or `spanner:///projects/{project-id}/instances/{instance-id}`. For the latter,
         database operations will be not be possible and if required a new engine with
         database-id set will need to be created.
+        If you want to disble route to leader, pass options as following:
+        engine = create_engine(
+        "spanner+spanner:///projects/project-id/instances/instance-id/databases/database-id",
+        connect_args={'route_to_leader_enabled': False})
         """
         match = re.match(
             (
diff --git a/test/test_suite_13.py b/test/test_suite_13.py
index b0cddf59..c1c28390 100644
--- a/test/test_suite_13.py
+++ b/test/test_suite_13.py
@@ -1654,6 +1654,24 @@ def test_user_agent(self):
             )
 
 
+class RouteToLeaderEnabledTest(SpannerSpecificTestBase):
+    """
+    Check that SQLAlchemy dialect passes correct
+    route_to_leader_enabled to Client.
+    """
+
+    def test_route_to_leader(self):
+        engine = create_engine(
+            "spanner:///projects/project-id/instances/instance-id/"
+            + "databases/database-id",
+            connect_args={"route_to_leader_enabled": False},
+        )
+        with engine.connect() as connection:
+            assert (
+                connection.connection.instance._client.route_to_leader_enabled is False
+            )
+
+
 class ExecutionOptionsReadOnlyTest(fixtures.TestBase):
     """
     Check that `execution_options()` method correctly
diff --git a/test/test_suite_14.py b/test/test_suite_14.py
index e4183821..54e373c5 100644
--- a/test/test_suite_14.py
+++ b/test/test_suite_14.py
@@ -1922,6 +1922,26 @@ def test_user_agent(self):
             )
 
 
+class RouteToLeaderEnabledTest(fixtures.TestBase):
+    """
+    SPANNER TEST:
+
+    Check that SQLAlchemy dialect passes correct
+    route_to_leader_enabled to Client.
+    """
+
+    def test_route_to_leader(self):
+        engine = create_engine(
+            "spanner:///projects/project-id/instances/instance-id/"
+            + "databases/database-id",
+            connect_args={"route_to_leader_enabled": False},
+        )
+        with engine.connect() as connection:
+            assert (
+                connection.connection.instance._client.route_to_leader_enabled is False
+            )
+
+
 class SimpleUpdateDeleteTest(_SimpleUpdateDeleteTest):
     """
     SPANNER OVERRIDE:
diff --git a/test/test_suite_20.py b/test/test_suite_20.py
index 4902b3ab..bcf81c09 100644
--- a/test/test_suite_20.py
+++ b/test/test_suite_20.py
@@ -3113,6 +3113,47 @@ def test_create_engine_wo_database(self):
             assert connection.connection.database is None
 
 
+class RouteToLeaderEnabledTest(fixtures.TestBase):
+    """
+    SPANNER TEST:
+
+    Check that SQLAlchemy dialect passes correct
+    route_to_leader_enabled to Client.
+    """
+
+    def test_route_to_leader_disabled(self):
+        engine = create_engine(
+            "spanner:///projects/project-id/instances/instance-id/"
+            + "databases/database-id",
+            connect_args={"route_to_leader_enabled": False},
+        )
+        with engine.connect() as connection:
+            assert (
+                connection.connection.instance._client.route_to_leader_enabled is False
+            )
+
+    def test_route_to_leader_enabled(self):
+        engine = create_engine(
+            "spanner:///projects/project-id/instances/instance-id/"
+            + "databases/database-id",
+            connect_args={"route_to_leader_enabled": True},
+        )
+        with engine.connect() as connection:
+            assert (
+                connection.connection.instance._client.route_to_leader_enabled is True
+            )
+
+    def test_route_to_leader_default(self):
+        engine = create_engine(
+            "spanner:///projects/project-id/instances/instance-id/"
+            + "databases/database-id"
+        )
+        with engine.connect() as connection:
+            assert (
+                connection.connection.instance._client.route_to_leader_enabled is True
+            )
+
+
 class ReturningTest(fixtures.TestBase):
     def setUp(self):
         self._engine = create_engine(get_db_url())

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