British Airways just dropped a bombshell: Starting December 15th, the cost of reward flights using Avios (their version of frequent flyer miles) is going up. Both the number of Avios and the cash you need to pay on top of the miles are increasing. While the increase is around 10%, it's still money (and miles!) out of your pocket.

This is a bummer if you've been hoarding Avios for a dream trip, especially for popular routes like London to New York. A roundtrip off-peak flight that currently costs 50,000 Avios + £100 will jump to 55,000 Avios + £120. It might not sound like much, but these little increases add up, especially if you're booking for a family.

The takeaway? If you're planning to use Avios on British Airways, get booking ASAP! Lock in those flights before December 15th to snag the current, lower prices. This is a classic example of why it pays to stay informed in the world of travel rewards – a little planning can save you a lot.