The Flatshare" by Beth O'Leary broke the mold for me because it's structured around two people sharing an apartment on alternating schedules, so they literally never meet for most of the book. You're reading their separate lives and perspectives, and the romance unfolds in this slow, messy way that feels genuinely real. There's no manufactured meet-cute, no grand gestures - just two people gradually understanding each other through shared spaces and notes. The ending has twists that actually matter to the story rather than just existing for shock value.
Another one that stuck with me is "Aristotle and Dante Discover the Secrets of the Universe" by Benjamin Alire Sáenz. It's technically YA but it doesn't feel like it. Two guys meet over a summer and there's romance, sure, but the book is really about identity, family trauma, and self-discovery. The emotional depth comes from the characters wrestling with who they are, not from contrived obstacles keeping them apart. Fair warning though - it's quiet and introspective, so if you're looking for plot-driven action you might find it slow.
If you want something different in tone, "People We Meet on Vacation" by Emily Henry has this structure where you jump between different vacations over years, so you're piecing together their relationship in fragments. It's lighter than the first two I mentioned but still has real stakes and character development. The payoff works because you've actually spent time with these people in different contexts, not just watching them bicker until they kiss. All three of these avoid the predictable beats you're tired of.