whatpath:

The times when Dua’s are most accepted during Ramadan are:
The third portion of the night shortly before sehri ends.
Whilst fasting.
Between Asr & Maghrib.
Just before fast opens.
On Jumma before & after khutba.
Between Adhan & Iqamah.
Whilst raining.
After Qur’an recitation.
The Night of Qadr