Usually prices changed in Vayoo are reflected in your Airbnb listing in less than a minute. But it is not rare to see some delay some times.
If you have changed your prices in Airbnb, you could see the new prices reflected in Vayoo with some delay. An hour maximum. It takes Vayoo less than one hour to reanalyze your data.
We recommend doing the price changes within Vayoo to avoid this delay.