Airlines often give out to passengers who would have missed their flights due to airline negligence or any other unforeseen problems with the airline as compensation. Some people even trade airline vouchers online.

An airline voucher or an airline travel voucher is a voucher that can be redeemed at an airport for a flight, and the cost of this is covered by the value of the airline voucher. It must be noted that most of these airline vouchers have a limited validity period and will expire so don't put off using them for too long, check the fine print on the voucher for details of where and when the voucher can be used.

Always read the terms and conditions of the airline voucher that is printed on the back of the voucher. Some vouchers may not be applicable all the time. For example some airline vouchers are only applicable if you have been bumped from a flight.

Many people often sell the airline vouchers that they have received from the airline at online trading sites or auction sites like ebay. Though it may sound good to buy such vouchers however it may be wise not to buy such as they can be sometimes non transferrable.

If you buy an airline ticket and the price drops afterwards you can then go ahead and claim a refund from the airline. Under such circumstances the airline will offer a refund and will refund the difference in the form of vouchers.

Some important things to consider when you are using an airline voucher are always read in full everything printed on the voucher so that you know exactly what the voucher entitles you to, how long it is valid for and when you can use it. Many airlines have their own rules and regulations on how to use the voucher so make sure that you are fully aware of these rules and don't end up wasting your time and effort.