# bao lâu meaning in Vietnamese: how long (A1)

> bao lâu means “how long” in Vietnamese. Examples with audio.

Source: https://vietnamesebuddy.com/words/bao-lau/ · Updated 2026-10-18

**bao lâu**: how long

Level: A1 (our estimate)

Typed without accents: bao lau

## 1. how long (question word)

For a length of time; to ask at what time something happens, use *mấy giờ*.

- Anh ở Việt Nam bao lâu rồi? — How long have you been in Vietnam?
- Đi xe buýt mất bao lâu? — How long does it take by bus?

Grammar: [How long? bao lâu after the verb](https://vietnamesebuddy.com/grammar/bao-lau-how-long/)

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