Abstract: A traveler provides parameters (e.g., origin, destination, price, date, departure time) for purchasing a ticket. The price may be below the established airline price. A calculation is provided of parameters (e.g., prices, dates, time) of flights of airlines traveling between the origin and the destination. A comparison is made between the parameters of the traveler and parameters of the airline flight. When the comparison matches or almost matches, the traveler is notified, and is given a specified time (e.g. 24-hours) to accept the flight The traveler may pay the airline's established price. The traveler receives a coupon or voucher for the price reduction. The traveler redeems this coupon or voucher at an airline ticket office or at agencies identified by the airline.