A 30 second commercial in Super Bowl XXXV cost $2.1 million.
A 30-second commercial aired during Super Bowl XLIV cost between $2.5-$2.8 million.
A 30-second commercial cost $3 million.
Around 2 million for a 30 second spot/
According to answers.com, a 30 second commercial in Super Bowl I cost $42,000. Compare that to a 30 second commecial in Super Bowl XLII at a cost of $2,700,000.
3 Million for 30 secs.
Approx $100,000 per second.