Controladora Vuela Compania de Aviacion, S.A.B. de C.V.

Software

Acquired computer software licenses are capitalized on the basis of cost incurred to acquire, implement and bring the software into use. Costs associated with maintaining computer software programs are expensed as incurred. In case of development or improvement to systems that will generate probable future economic benefits, the Company capitalizes software development costs, including directly attributable expenditures on materials, labor, and other direct costs.

Acquired software cost is amortized on a straight-line basis over its useful life. Licenses and software rights acquired by the Company have finite useful lives and are amortized on a straight–line basis over the term of the contract. Amortization expense is recognized in the consolidated statements of operations.

Guarantee deposits primarily include aircraft maintenance deposits paid to lessors, deposits for rent of flight equipment and other guarantee deposits. Aircraft and engine deposits are held by lessors in U.S. dollars and are presented as current assets and non-current assets, based on the recovery dates of each deposit established in the related agreements.