I guess I'd better get going.
I'm getting drowsy, I think it's time for me to go now.
I hate to leave, but I have an early day tomorrow.
I suppose we had better hit the road.
I'm going to take off now.
I have to go now, I'm in a rush.
I'm afraid we have to leave now.
Oh my god, I didn't realize what time it was.
A: Oh, look at the time. I must be getting going.
B: Is it that late already?
A: Do you have to leave so soon?
B: I would love to stay, but I really have to get back.
A: I really enjoyed visiting, thanks for having us.
B: It's been a pleasure.
A: Well, I think I'd better get going.
B: Do you have to leave so soon?
A: I promised my son to go fishing tomorrow. So I have to get up early.
B: Oh, well. Thanks for coming over and bringing the nice wine.
A: No problem. I think your place is fantastic and the meal was great.