Write down how the relationship actually ended, not how you remember it feeling
Memory is not a recording. It is an edit. Grief softens the bad parts and sharpens the good ones, which means the version of your ex living in your head right now is probably a composite of their best moments and your loneliest nights.
Get specific on paper. Write the actual reason it ended. If you do not know the real reason, that itself is information. Write the last three times you felt genuinely dismissed, unseen, or hurt. Write what you asked for that you never got.
Then write what was good. Real things, not feelings, but specific moments or patterns that worked.
Look at both lists. If the bad list is longer and more concrete, and the good list is mostly feelings rather than facts, you are probably grieving the relationship you wished you had, not the one you were actually in. That is a different problem, and getting back together will not solve it.
If the good list is concrete and the bad list traces to a specific, named thing that has a plausible path to change, that is a different conversation.
Figure out how you got together in the first place
Research on relationship formation shows a meaningful difference between couples who actively decided to commit and couples who slid into commitment by circumstance. The lease came up. The toothbrush stayed. One person's social life slowly merged into the other's until there was no obvious exit.
If you slid in, the foundation was probably shakier than it looked from the inside. That does not mean the relationship was meaningless, but it does mean you never actually tested whether you both chose each other. Getting back together after a slide-in relationship often repeats the same structural problem: you end up together again because it is easier than the alternative, not because you both made a clear decision.
Ask yourself, honestly: at the beginning, did you choose this person, or did you just not leave? If it is the second one, reconciliation needs to start with both of you making an explicit, deliberate choice this time. If that conversation has not happened and is not being offered, you are setting up the same foundation twice.
Count the cycles
If this is not the first breakup with this person, you need to weigh something uncomfortable. Research consistently shows that on-off relationship cycling does not reset the relationship. Each reunion adds to the instability rather than resolving it. The original fracture does not disappear when you get back together. It becomes part of the foundation, and the foundation gets less stable with each addition.
Count how many times you have been here. Once is a data point. Twice starts a pattern. Three or more times is the pattern, and the pattern tends to continue unless something structural changed in the gap, not just feelings, but something concrete. One or both of you did real work with a therapist. A specific circumstance that was driving conflict is genuinely gone. Geographic distance, a job, a family situation.
If nothing structural changed, the feelings that drove the last breakup are still there. They are just quieter right now because you are in the part of the cycle where things feel possible again. That feeling is not evidence that this time is different.
Run the forward test, not the backward one
Most people asking should I get back together with my ex or move on are running the wrong test. They are asking: was this relationship good? That question points backward. The useful question points forward: do I have a specific, realistic picture of what a reconciliation would actually look like?
Get concrete. What would change? Who would change it, and how? Have you had a direct conversation with your ex about what went wrong and what would be different, or are you assuming the distance fixed it? Feelings of longing are not a plan.
If you cannot describe the changed version of the relationship in specific terms, you are not actually considering a new relationship with this person. You are considering getting back what you lost, and that version no longer exists.
For people who ended things because of infidelity, this test is especially important. Research on post-betrayal recovery consistently finds that the people who move through it best do so with self-compassion, not by going backward to prove something or because the pain of the loss feels unbearable. Unbearable is not a reason to return. It is a reason to get support.
For more on building a realistic forward picture, our piece on how to move forward after divorce covers the structural and emotional steps in detail.
Make the decision with a deadline, not an open loop
Indefinite ambiguity is its own kind of harm. Staying in the question keeps you from fully processing the loss and keeps your ex from fully moving on either. Research on decision-making shows that people in a prolonged uncertain state about a relationship report lower wellbeing than people who have made a clear choice in either direction, even when the choice was painful.
Set a private deadline. Two weeks is usually enough time to work through the steps above honestly. Give yourself that window to gather the information, have the necessary conversation with your ex if reconciliation is genuinely on the table, and make a call.
If you decide to try again, decide. Not a soft re-entry where you are sort of together and seeing how it goes. A real, stated, mutual decision with a shared understanding of what is different this time.
If you decide to move on, make it clean. A clean ending is often the kinder option for the next version of yourself, even when it does not feel like it. Ambiguity is comfortable in the short term. It tends to cost more over time.