Mega Millions drawings are held Tuesday and Friday at 11:00 p.m. Eastern Time, 10:00 p.m. Central Time, 8:00 p.m. Pacific Time. Drawings are held at WSB-TV in Atlanta, Georgia.
You can buy tickets until 10:45 p.m. Eastern Time, 9:45 p.m. Central Time, 7:45 p.m. Pacific Time.
(In Oregon, you can buy tickets until 7:00 p.m. on draw nights.) In Maine, New Hampshire and Vermont you may purchase tickets up until 9:50 p.m. on draw nights.)
Powerball tickets can be purchased up until 10 pm Eastern Time on the night of the drawing (Wednesday's and Saturday's).