Another way is to have a big argument or betrayal that makes the relationship irreparable. However, be careful not to make it too melodramatic. It should feel genuine and based on the characters' personalities and the dynamics of their relationship throughout the story.
You could have the characters realize they have different life goals and part ways amicably.
One way could be to have a mutual understanding and a peaceful parting. Maybe the characters realize they have different life goals and part on good terms.
You could have the characters part ways amicably, realizing their differences and choosing to move on for their own growth.
One way to end it is to have a big conflict that can't be resolved, showing that love isn't always enough to overcome everything. Or, you could have one of them move away for a job or family reason, forcing the end of the relationship. Just make sure the ending feels real and makes sense within the context of the story.
Ending a love story can be done by having one of the characters fall out of love and find new interests. This could be due to personal development or a change in priorities. Another option is to introduce a third party that causes complications and ultimately breaks the relationship.
One way could be to have a bittersweet parting where both characters understand it's for the best. Maybe they have different life goals or circumstances that force them apart, but they part on good terms with fond memories.
One way could be to have a heartfelt and honest conversation between the characters, resolving their feelings and parting on a positive note.
You might end it with a sudden twist, like one of them discovering a hidden truth that makes the relationship impossible. But be careful not to make it seem too forced. Another option is to have the love fade away gradually due to external circumstances, like distance or incompatible life goals.
A classic way is to have them overcome all the obstacles and live happily ever after. It gives the audience that warm, fuzzy feeling. But you could also surprise viewers with an unexpected twist, like one of them suddenly realizing they have different life goals.
You could have a bittersweet ending where the couple realizes they can't be together but still have love for each other. That leaves the readers with a mix of emotions.