Airlines treat children traveling alone differently depending on the age of the child. Most airlines have a minimum age for their unaccompanied child service, typically five, and a maximum age, typically 12.Children younger than the minimum age will have to travel with an adult.irlines treat children traveling alone differently depending on the age of the child. Most airlines have a minimum age for their unaccompanied child service, typically five, and a maximum age, typically 12.
The fee is $110 for award flights. There is no fee to change or cancel a flight ticketed within 24 hours, so long as the reservation was made at least 7 days prior to departure. United Airlines charges change fees of $200 for domestic flights and up to $400 or more for international itineraries.
It's more of an insurance policy to not have a change fee, but that's not as valuable as no bag fees since people don't know if they'll need it. It's also easier for other airlines to counter since Southwest makes customers pay up to full fare to standby for an earlier flight on the day of travel while other airlines allow it for a fee of only around $50, waived for the best customers.