あら、もうこんな時間。早く出なきゃ！ を英語に訳すと？

あら、もうこんな時間。
Oh, is it that time already?
Oh, already that time?
Oh, already time to go?
Oh, time is slipping away.

早く出なきゃ。
I’ve gotta go now.
I should go now.
I must leave now.
I need to head out now.
I’ve gotta hit the road now.

など。他にもあります。