diff --git a/core/math/a_star.cpp b/core/math/a_star.cpp
index efa970c681c..c43fcf279ed 100644
--- a/core/math/a_star.cpp
+++ b/core/math/a_star.cpp
@@ -621,12 +621,12 @@ void AStar2D::connect_points(int p_id, int p_with_id, bool p_bidirectional) {
 	astar.connect_points(p_id, p_with_id, p_bidirectional);
 }
 
-void AStar2D::disconnect_points(int p_id, int p_with_id) {
-	astar.disconnect_points(p_id, p_with_id);
+void AStar2D::disconnect_points(int p_id, int p_with_id, bool p_bidirectional) {
+	astar.disconnect_points(p_id, p_with_id, p_bidirectional);
 }
 
-bool AStar2D::are_points_connected(int p_id, int p_with_id) const {
-	return astar.are_points_connected(p_id, p_with_id);
+bool AStar2D::are_points_connected(int p_id, int p_with_id, bool p_bidirectional) const {
+	return astar.are_points_connected(p_id, p_with_id, p_bidirectional);
 }
 
 int AStar2D::get_point_count() const {
@@ -863,8 +863,8 @@ void AStar2D::_bind_methods() {
 	ClassDB::bind_method(D_METHOD("is_point_disabled", "id"), &AStar2D::is_point_disabled);
 
 	ClassDB::bind_method(D_METHOD("connect_points", "id", "to_id", "bidirectional"), &AStar2D::connect_points, DEFVAL(true));
-	ClassDB::bind_method(D_METHOD("disconnect_points", "id", "to_id"), &AStar2D::disconnect_points);
-	ClassDB::bind_method(D_METHOD("are_points_connected", "id", "to_id"), &AStar2D::are_points_connected);
+	ClassDB::bind_method(D_METHOD("disconnect_points", "id", "to_id", "bidirectional"), &AStar2D::disconnect_points, DEFVAL(true));
+	ClassDB::bind_method(D_METHOD("are_points_connected", "id", "to_id", "bidirectional"), &AStar2D::are_points_connected, DEFVAL(true));
 
 	ClassDB::bind_method(D_METHOD("get_point_count"), &AStar2D::get_point_count);
 	ClassDB::bind_method(D_METHOD("get_point_capacity"), &AStar2D::get_point_capacity);
diff --git a/core/math/a_star.h b/core/math/a_star.h
index e2f75ad18c2..4d698222548 100644
--- a/core/math/a_star.h
+++ b/core/math/a_star.h
@@ -195,8 +195,8 @@ public:
 	bool is_point_disabled(int p_id) const;
 
 	void connect_points(int p_id, int p_with_id, bool p_bidirectional = true);
-	void disconnect_points(int p_id, int p_with_id);
-	bool are_points_connected(int p_id, int p_with_id) const;
+	void disconnect_points(int p_id, int p_with_id, bool p_bidirectional = true);
+	bool are_points_connected(int p_id, int p_with_id, bool p_bidirectional = true) const;
 
 	int get_point_count() const;
 	int get_point_capacity() const;
diff --git a/doc/classes/AStar2D.xml b/doc/classes/AStar2D.xml
index 7a27568d30c..e4e049d5ef8 100644
--- a/doc/classes/AStar2D.xml
+++ b/doc/classes/AStar2D.xml
@@ -52,8 +52,9 @@
 			<return type="bool" />
 			<argument index="0" name="id" type="int" />
 			<argument index="1" name="to_id" type="int" />
+			<argument index="2" name="bidirectional" type="bool" default="true" />
 			<description>
-				Returns whether there is a connection/segment between the given points.
+				Returns whether there is a connection/segment between the given points. If [code]bidirectional[/code] is [code]false[/code], returns whether movement from [code]id[/code] to [code]to_id[/code] is possible through this segment.
 			</description>
 		</method>
 		<method name="clear">
@@ -89,8 +90,9 @@
 			<return type="void" />
 			<argument index="0" name="id" type="int" />
 			<argument index="1" name="to_id" type="int" />
+			<argument index="2" name="bidirectional" type="bool" default="true" />
 			<description>
-				Deletes the segment between the given points.
+				Deletes the segment between the given points. If [code]bidirectional[/code] is [code]false[/code], only movement from [code]id[/code] to [code]to_id[/code] is prevented, and a unidirectional segment possibly remains.
 			</description>
 		</method>
 		<method name="get_available_point_id" qualifiers="const">