Lightning page allows you to customize a record page and add a screen flow as a component. You can use the Lightning App Builder to drag and drop the Flowcomponent onto the page and select the screen flow you want to display.
References: https://help.salesforce.com/s/articleView?id=sf.flow_distribute_lightning_page.htm&type=5
https://help.salesforce.com/s/articleView?id=sf.flow_builder_overview.htm&type=5