Saying Good-Bye (Прощание)

Formal (официальное)

Good-Bye

Have a nice day!

It was nice seeing you again.

I look forward to seeing you again.

Take care.

Good night!

Informal (неформальное)

Bye

Bye-Bye

See you later!

Or- See you soon!

Talk to you later.

Take it easy.

I’ve got to get going.

I’ve got to run.

Really Informal (совсем неформальное)

Check you later.

I’m out.

I’m off.

I’ve gotta take off.

See ya.