JSFiddle - React, Tailwind, and code Playground

HTML

<div id="MyElement"></div>
<br/>
<input type="button" value="Click to load" onclick="loadPage();"/>

CSS

#MyElement {
    width: 100px;
    height: 100px;
    border: 1px solid blue;
}

JavaScript

function loadPage() {
    var req = new XMLHttpRequest();
    req.open('GET', 'https://aviability.com/flight-status/status-oa141-olympic-air', true);
    req.onreadystatechange = function (aEvt) {
        if (req.readyState == 4 && req.status == 200) {
            MyElement.innerHTML = 'This would be the loaded page';
        }
    };
    req.send(null);
}