# khi nào meaning in Vietnamese: when (A1)

> khi nào means “when” in Vietnamese. Examples with audio, in Northern and Southern wording.

Source: https://vietnamesebuddy.com/words/khi-nao/ · Updated 2026-10-18

**khi nào**: when

Level: A1 (our estimate)

Typed without accents: khi nao

## 1. when (question word)

Like *bao giờ*: at the start it asks about the future, at the end about the past. Said all over Vietnam, and the usual word in Saigon.

- Khi nào chị rảnh? — When are you free?
- Saigon: Anh tới khi nào vậy? | Hà Nội: Anh đến bao giờ thế? — When did you get here?

Also: [bao giờ](https://vietnamesebuddy.com/words/bao-gio/#s_bao_gio_when).

Grammar: [When? bao giờ / khi nào: first for the future, last for the past](https://vietnamesebuddy.com/grammar/bao-gio-when/)

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