The ability to cancel your Qatar Airways flight for free depends on the type of ticket you purchased. Refundable tickets offer the flexibility of free cancellation and full refunds before the departure of the flight. This ticket type is usually more expensive but ideal for travelers needing flexibility.If you have a non-refundable ticket, free cancellation is generally not an option. Qatar Airways may provide a travel voucher or credit for future flights if you cancel. This voucher is valid for up to one year and can be used towards another flight with Qatar Airways.