Chapter 35 · B1
El Futuro Compuesto & Condicional Compuesto (Perfect Forms)
Might help first: Ch. 30 — El Pretérito Perfecto (Present Perfect), Ch. 33 — El Futuro Simple, Ch. 34 — El Condicional Simple (a suggestion, never a requirement)
The futuro compuesto and condicional compuesto are the “perfect” partners of the two tenses covered in the last two chapters: habré/habrás/habrá… + participle for “will have done,” and habría/habrías/habría… + participle for “would have done.” Both pieces should already feel familiar — the auxiliary is just haber conjugated in the future (Chapter 33) or conditional (Chapter 34) you already know, and the participle is the exact same irregular list from Chapter 30. This chapter is mostly about assembling parts you already own, plus a bit of genuinely new territory in when and why you’d reach for each one.
Core Pattern: Habré / Habría + Participle
Futuro compuesto: haber’s future, plus a participle
A2Haber is one of the twelve irregular stems from Chapter 33 — part of the vowel-drop group, stem habr-. Its future-tense personal forms are simply that stem plus the future endings you already know, functioning here purely as an auxiliary, the same restricted role haber plays in every compound tense since Chapter 30.
Para las cinco, ya habré terminado el informe.
By five o'clock, I'll have already finished the report.
Condicional compuesto: haber’s conditional, plus a participle
A2Swap the auxiliary’s tense to the conditional (Chapter 34) — same habr- stem, different ending set — and the meaning shifts from “will have done” to “would have done.”
Yo habría llamado antes, pero se me olvidó el teléfono.
I would have called earlier, but I forgot my phone.
¿Habríais terminado el proyecto para el lunes?
Would you all have finished the project by Monday?
The participle: Chapter 30’s list, not re-derived
A2Both compound tenses attach to exactly the same past participle taught in Chapter 30: the regular -ado/-ido pattern, and the ten core irregulars (escrito, hecho, dicho, visto, puesto, roto, vuelto, muerto, abierto, cubierto) plus their compounds. Nothing about the participle changes moving from the present perfect to these two tenses — only the auxiliary’s own tense shifts, exactly the same move Chapter 31 made from he to había for the pluperfect.
¿Quién habrá roto el jarrón?
I wonder who broke the vase.
Building Out: What Each One Actually Means
Futuro compuesto: a completed action, viewed from a future point
B1The futuro compuesto describes an action that will already be finished before some other future reference point — often marked by para + a time expression, or by cuando + another clause.
Cuando llegues, ya habremos cenado.
By the time you arrive, we'll have already had dinner.
Para el año que viene, habré ahorrado lo suficiente para el viaje.
By next year, I'll have saved enough for the trip.
Condicional compuesto: an unrealized past hypothetical
B1The condicional compuesto describes what would have happened under some condition — but didn’t. It’s the natural home for regret, missed opportunity, and “if only” territory.
Habría ido a la fiesta, pero tuve que trabajar.
I would have gone to the party, but I had to work.
Te habría avisado, pero no tenía tu número.
I would have let you know, but I didn't have your number.
Nuance, Exceptions & Contrast
A third conjecture use: guessing about a recently completed action
B1+Chapter 33 showed the futuro simple guessing about the present (estará en casa), and Chapter 34 showed the condicional simple making the same kind of guess about a past moment (serían las tres). The futuro compuesto completes that pattern with a third variant: a guess that some action has probably already been completed.
No contesta el teléfono — habrá salido ya.
He's not answering the phone — he's probably already left.
Se habrán quedado sin batería.
Their phone has probably died.
Where the condicional compuesto really earns its keep: si-clauses
B2“Habría ido, pero tuve que trabajar” is a complete, self-sufficient sentence on its own — but the condicional compuesto’s richest and most frequent home is paired inside a full hypothetical-past si-clause, alongside the pluperfect subjunctive:
Si hubiera estudiado más, habría aprobado el examen.
If I had studied more, I would have passed the exam.
This chapter has taught the form and its standalone meaning cleanly; Chapter 41 is where the two-clause pattern — which past-tense subjunctive form pairs with which compound conditional, and why — gets its full, systematic treatment. Don’t expect fluency with full mixed-time conditionals from this chapter alone; that’s genuinely Chapter 41’s job, not this one’s.
Bringing It Together
Para el viernes, ya habré entregado el proyecto. Si hubiera empezado antes, ya lo habría terminado del todo, pero bueno — seguramente ya habrán visto que voy avanzando.
By Friday, I'll have already turned in the project. If I had started earlier, I would have finished it completely by now, but oh well — they've probably already seen that I'm making progress.
Facing one of these two tenses, ask first which direction you’re looking from. If you’re standing at a future point and describing something that will already be done by then, that’s the futuro compuesto. If you’re describing something that would have happened under a condition that never actually held, that’s the condicional compuesto. And if what you’re really doing is guessing that something has probably already happened — with no real future or hypothetical meaning intended — the futuro compuesto’s conjecture use, above, is very likely what you want.
Where to Go Next
- Chapter 30, El Pretérito Perfecto — the full irregular-participle list and the haber + participle mechanics both of this chapter’s tenses build on.
- Chapter 31, El Pretérito Pluscuamperfecto — the identical formation logic, one auxiliary-tense earlier (había instead of habré/habría).
- Chapter 33, El Futuro Simple — the habr- stem and the conjecture-use pattern this chapter’s futuro compuesto extends to completed actions.
- Chapter 34, El Condicional Simple — the habr- stem and the hypothetical-register uses this chapter’s condicional compuesto extends into the past.
- Chapter 40, Compound Subjunctive — hubiera/hubiese, the subjunctive mood-counterpart most often paired with habría in a full si-clause.
- Chapter 41, Conditional Sentences (Si Clauses) — where the condicional compuesto’s richest, most common use in context gets its full, dedicated treatment.
Ready to practice?
9 exercises · multiple-choice, fill-blank, conjugation-grid…