Travel Question: How to apply for a cheeky upgrade?

Have a question? Ask our expert Simon Calder

Over a long flight to Sydney, some extra legroom might be just the ticket (Reuters)

Q We are flying from Heathrow to Sydney in November. When would be the best time to apply for and upgrade to premium economy?

Michael H

A Premium economy offers more legroom than economy class (typically an extra seven inches) and more elbow room, often with extra touches such as separate check-in and pre-flight champagne. So first calculate how much it is worth to you.