◆To ask the time you say...
?Qué hora es? What time is it?
◆To ask at what time something happens you say...
?A qué hora…? At what time...?
?A qué hora es el desayuno? Literally: At what time is breakfast?
◆Times are always preceded by la or las.
13:00 La una One o'clock
17:00 Las cinco Five o'clock
14:00 Las dos Two o'clock
◆Times are given with the hour first. Then the equivalent of past, y, or to, menos, followed by the minutes.
7:20 Las siete y veinte Twenty past seven18:50 Las siete menos diez Ten to seven
◆Y media is the equivalent of half past, and quarter is translated as cuarto6:30 Las seis y media Half past six
4:45 Las cinco menos cuarto Quarter to five