diff --git a/static/js/user_profile.js b/static/js/user_profile.js
index d1d3f30..515d1bf 100644
--- a/static/js/user_profile.js
+++ b/static/js/user_profile.js
@@ -594,6 +594,22 @@ function hideMenu(event) {
 
 }
 
+function checkDate() {
+      var dateDeparture = document.getElementById('id_departure_DT');
+      let dateArrival = document.getElementById('id_arrival_DT');
+      var DateStart = new Date(dateDeparture.value);
+      var DateEnd = new Date(dateArrival.value);
+      if (DateEnd < DateStart) {
+
+        alert("End date cannot be less than Start date.");
+        dateArrival.value = ""
+
+
+      }
+        return true;
+    
+}
+
 
 
 
diff --git a/templates/blocks/profile/b_new_route.html b/templates/blocks/profile/b_new_route.html
index 84f9aba..cd44ee8 100644
--- a/templates/blocks/profile/b_new_route.html
+++ b/templates/blocks/profile/b_new_route.html
@@ -64,6 +64,7 @@
                    type="datetime-local"
                    min= {% now "Y-m-d" %}T{% now "H:i" %}
                    name="departure_DT"
+                   onchange="checkDate()"
                    {% if form.fields.departure_DT.required %} required{% endif %}
                    id="id_departure_DT"
                    class="el_form_b_new_route"
@@ -81,6 +82,7 @@
                   type="datetime-local"
                   min= {% now "Y-m-d" %}T{% now "H:i" %}
                   name="arrival_DT"
+                  onchange="checkDate()"
                   {% if form.fields.arrival_DT.required %} required{% endif %}
                   id="id_arrival_DT"
                   class="el_form_b_new_route"