Grammar fix
be counting down the days until
eagerly await a date
To wait very eagerly for a particular event or date to arrive.
How oftenCommon
LevelB2
Used inSpeech & writing
Hear it in context
Notice where the phrase sounds natural.
We're counting down the days until our new flat is ready.
I'm counting down the days until I can visit my grandparents because I only get to see them once or twice a year.
Fix the pattern
One small grammar move makes it sound right.
Not: I'm counting down days to my holiday.
Say: I'm counting down the days to my holiday.
Keep 'the days'. Both 'to' and 'until' are fine after it.
Don't confuse it
Other ways to say it
Feel excited about something coming soon
How eagerPleasant anticipationVery impatient
look forward toHappy anticipation of a future event or experience.can't wait forStrong excitement about something you want to happen soon.
be counting down the days untilYou're here · Eagerly waiting for a particular event or date.