Today’s lesson explains how to use the expression on y va, which translates literally to “one goes there”. As an exclamation, “On y va !” means “let’s go!”. As a question, “On y va ?” means “Want to go?” or “Should we go?”
On y va
Let’s go! Should we go? Want to go?

On y va – Let’s go!
Example sentences
For this first sentence, on y va simply means “let’s go”. The pronoun on translates literally to “one” but is commonly used to mean “we”. The pronoun y has many usages and meanings including “there”.
Est-ce que tu es prêt ? – Oui, je suis prêt. On y va.
Are you ready? Yes, I’m ready. Let’s go.
This sentence uses “allons-y !”, which is the first-person plural (nous) form of on y va. Both allons-y and on y va are equally used and acceptable for “let’s go”.
Est-ce que tu veux aller à la plage aujourd’hui ? – Oui! Allons-y !
Do you want to go to the beach today? – Yes! Let’s go!