There is Amazon pharmacy or costco. They have generic versions. Amazon is pretty clear on its pricing especially if you are prime member.

Ventolin is showing for 29 with prime savings for 30 day supply.

https://pharmacy.amazon.com/Albuterol-Generic-ProAir-Metered-Inhaler/dp/B084689JTB?ref=sr\_1\_3&s=amazon-pharmacy&keywords=ventolin&qid=1630588506&sr=1-3