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.
Example: $475 Round Trip Unrestricted Fare; Nonrefundable fare is $200. Question is. whether AO should approve restricted fare of $200, knowing a change fee is $200. Answer is yes since $200 + $200 = $400 which is still less than $475. For city pair. routes, to achieve cost savings, travelers must consider the lowest available unrestricted.