Regret after an affair can be complicated.

A person may regret hurting their spouse, regret the secrecy, regret losing the family routine, regret the consequences, or regret the affair itself.

Those are not necessarily the same thing.

Regret can arrive in stages

During an affair, attention may be focused on excitement, escape, validation or the feeling of being understood.

After discovery or separation, the consequences become harder to ignore.

The person may suddenly see what their choices changed.

That can create grief, shame, anger at themselves, or a painful desire to reverse time.

Regret is not the same as repair

Someone can feel terrible and still repeat the same behavior.

That is why behavior matters.

Has the person stopped lying?

Are they willing to answer difficult questions?

Have they accepted consequences without demanding immediate forgiveness?

Are they changing the circumstances that made secrecy easier?

Regret is an emotion. Repair is a pattern.

Missing the affair partner can coexist with regret

This is one of the most confusing parts.

A person can regret betraying their spouse while still missing the person involved in the affair.

That contradiction does not make the regret automatically fake.

Human emotions can conflict.

But it does mean the person needs to be honest about what they actually want instead of making promises simply to stop the immediate crisis.

The spouse may experience regret differently

The betrayed partner may hear “I regret it” and wonder, “Do you regret hurting me, or do you regret getting caught?”

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That question can be painful.

Only sustained behavior can answer it.

What genuine accountability looks like

Accountability does not require endless self-hatred.

It means acknowledging the choice, recognizing its impact, and accepting that other people are allowed to make their own decisions about what happens next.

The bigger picture

Regret can become the beginning of change, but it is not proof of change.

If the relationship is going to recover, the future needs more than remorse. It needs honesty, boundaries, patience and consistent behavior.