US Airways became the low-cost carrier of all time over the weekend — selling round-trip flights to some U.S. cities for less than the price of a gallon of gasoline — until the carrier fixed a glitch in its computer system.

For several hours, US Airways was selling tickets to smaller cities for $1.86 plus fees. That deal set Internet boards abuzz. With taxes and fees, the round-trip fares averaged about $40 apiece.

Airline Tickets Sell for $1.86 Plus Fees, continued