Yes, you can import your MS Access data into Airtable!
Create a new base from Microsoft Access data
Starting from the Airtable home screen, select the option to “Add a base”.
This will open a new screen with an empty base. Under "Getting Started", select "CSV / Other".
From here, you can add an exported CSV file from Microsoft Access. The steps to import an exported CSV file from Microsoft Access are the same as importing any CSV; you can follow along with additional step-by-step instructions in this article.