Just found this offer on my Commbank rewards section, so it might be helpful to you :-)
How to claim:
- Activate before you spend
- Shop online on the airbnb website
- Pay with your eligible CommBank debit Mastercard or credit Mastercard or StepPay
You can check your eligible cards in 'Settings' - Get cashback into your account, typically paid within 14 business days
Expires 22 Feb 2023 midnight (Sydney/Melbourne time)
For a $500 booking, almost $100 will be the booking fees, there goes the benifit to Airbnb 😄