diff --git a/src/ol/geom/linestring.js b/src/ol/geom/linestring.js
index a7027e4b72..7e2bcf74c5 100644
--- a/src/ol/geom/linestring.js
+++ b/src/ol/geom/linestring.js
@@ -9,6 +9,7 @@ goog.require('ol.geom.flat.closest');
 goog.require('ol.geom.flat.deflate');
 goog.require('ol.geom.flat.inflate');
 goog.require('ol.geom.flat.interpolate');
+goog.require('ol.geom.flat.intersectsextent');
 goog.require('ol.geom.flat.length');
 goog.require('ol.geom.flat.simplify');
 
@@ -190,6 +191,17 @@ ol.geom.LineString.prototype.getType = function() {
 };
 
 
+/**
+ * @inheritDoc
+ * @api
+ */
+ol.geom.LineString.prototype.intersectsExtent = function(extent) {
+  return ol.geom.flat.intersectsextent.lineString(
+      this.flatCoordinates, 0, this.flatCoordinates.length, this.stride,
+      extent);
+};
+
+
 /**
  * @param {Array.<ol.Coordinate>} coordinates Coordinates.
  * @param {ol.geom.GeometryLayout=} opt_layout Layout.