Has The Flash ever reached light speed?

Light speed, are you kidding me, that's the speed he thinks at! He ran so fast once he literally ran faster than teleportation. He can see events that last for less than an attosecond. And an attosecond is one quintillionth of a second. What an attosecond is to a second is what a second is to about 31.71 billion years. read more

In the comics:Yes, he once reached a speed of 13,000,000,000,000 (13 trillion) times the speed of light, or around 14,040,000,000,000,000,000,000 km/h. read more

I am not familiar with whatever continuity you are referencing, but from what little I know of Flash lore, he has, at various points, outrun the following: sound, light, time, death, Death, the death of the universe, memory, and speed itself. read more