<p>It is currently expected that trains will run every half an hour between London Marylebone and Oxford. Projected journey times are:-</p>
<ul>
<li>
Marylebone-Oxford from 66 minutes;</li>
<li>
Marylebone-Oxford Parkway from 58 minutes;</li>
<li>
Bicester Town-Oxford from 14 minutes; and</li>
<li>
Oxford-High Wycombe from 38minutes.</li>
</ul>