While you can configure a Redirect URL for the optin when successfully submitted through the optin builder, you can also redirect the visitor when the optin is closed following this guide should you have a specific need for this functionality.
<head> or footer of your site.
<script>tags, for example:
Redirect the visitor to a specific URL when any optin on the site is closed.
http://optinmonster.com with your own redirect url.
Redirect the visitor to a specific URL when a specific optin on the site is closed. Replace
http://optinmonster.com with your own redirect url, and
YOUR_OPTIN_SLUG_HERE with the slug of your optin.
Q: What about Custom HTML Integrations or Canvas?
A: The Custom HTML integration and Canvas are able to use this as long you have the
om-trigger-conversion class applied. Follow our guide on using the custom conversion class with Custom HTML integrations or with Canvas optins.