https://www.cnet.com/news/pixel-3a-may-drop-bundled-headphones/

According to a video last week from YouTuber M. Brandon Lee, who previously reported on the phones' starting prices, the Pixel 3A and 3A XL will not come with bundled headphones. However, the Pixel 3A is expected to have a 3.5mm standard headphone jack so those looking to plug in headphones will have plenty of options. 

Everything Pixel 3A: What we know about Google's cheaper Pixels