Is it normal to fantasize about cheating?
Yes, fantasizing about cheating can be normal, and it doesn’t automatically mean you want to cheat or love your partner less. A fantasy is not the same as an intention or an action.
Fantasies can play with novelty, secrecy, feeling desired, or the thrill of a taboo situation. Plenty of people have thoughts that don’t match what they actually want in real life—and sometimes the appeal is the scenario, not a wish to hurt anyone or break an agreement.
People differ on how they feel about these fantasies: some shrug them off as private imagination, while others find them uncomfortable or worth talking through. You don’t have to confess every passing thought, but if the fantasy points to something you’re missing or starts affecting how you treat your partner, it may help to reflect on that and talk about the underlying need. What matters most is how you handle your real-life boundaries.