Right, so this one’s just a natural way of saying:
👉 If I'd known...
No need to dig around for complex grammar rules, just whip this chunk out and you’ll sound 100% legit.
💡It’s often followed by hubiera + past participle OR que + verb in imperfect.
🌪️ When to whip it out
Whenever you regret not knowing something earlier:
De haber sabido, ni hubiera venido.
If I’d known, I wouldn’t even have come.
De haber sabido que venías, hubiera preparado algo de comer.
If I’d known you were coming, I would’ve made some food.
⚠️ Tone
✅ Standard Spanish, not slangy.
✅ Works in casual convos AND formal writing.
✅ Carries a slightly regretful/nostalgic vibe.
🔁 Similar chunks
Si hubiera sabidoSi me hubieras dichoSi tan solo
Mexico City
Yucatán
Monterrey (full speed 💨)
De haber sabido, te hubiera ayudado con las cajas.If I’d known, I would’ve helped you with the boxes.
De haber sabido que te caía mal, no lo hubiera invitado.If I’d known you didn’t like him, I wouldn’t have invited him.