how time flies

How time seems to go fast over a large period of time

Person 1: “Remember John?”
Person 2: Yeah, what about him?”
Person 1: “We meet him 6 years ago.”
Person 2: “Wow, how time flies.”

Time flies when you're having fun

What happens when Yv and Nest make a catch-up call

After months without a word, They spent 2:34 hours catching up. Time flies when you're having fun.

Time flies

Used as an observation that time seems to pass very quickly.

Time flies when you are focused on work