Delta are increasing their investment in mobile capabilities . But integrating outside products and services into airline apps is not the only way that airlines hope to customize the passenger experience while increasing revenue . Ancillary services are likely to be incorporated into the mobile menu . Delta 's website provides the ability to adjust flight times from mobile devices .
Delta are increasing their investment in mobile capabilities . Ancillary services are likely to be incorporated into the mobile menu . Delta 's website provides the ability to adjust flight times from mobile devices .