This deal has ended.
From June 19-25, Megabus tickets to/from Dallas, Houston, San Antonio and five other southern cities are no more than $1, with a $0.50 booking fee. Megabus says they are also giving away 10,000 tickets free during this time period, but we couldn't find any of the free tickets on the dates we searched. Megabus coaches offer free wi-fi and at-seat plug ins. There is no sales tax.