Redirect your members based on their PMPro subscription level. If any users aren't members, the site's home url is returned.

customize-pmpro-login-redirect-url.php

<?php
/**
 * customize_pmpro_login_redirect_url Creates conditions for each level to have its own confirmation URL
 *
 * @param  [type] $return_url  Different URL for each level
 * @param  [type] $request     URL the user is coming from, ie login url.
 * @param  [type] $user        user data
 * @return [type]              The URL of the level for user logging in
 */
function customize_pmpro_login_redirect_url( $return_url, $request, $user ) {
	// is there a user to check? If user exists, we can check levels
	if ( ! empty( $user->ID ) ) {
		if ( pmpro_hasMembershipLevel( 1, $user->ID ) ) {
			$return_url = home_url( 'level-one' );
		} elseif ( pmpro_hasMembershipLevel( 2, $user->ID ) ) {
			$return_url = home_url( 'level-two' );
		} elseif ( pmpro_hasMembershipLevel( 3, $user->ID ) ) {
			$return_url = home_url( 'level-three' );
		}
	    return $return_url;
	}
	return home_url();
}
add_filter( 'login_redirect', 'customize_pmpro_login_redirect_url', 10, 3 );