Delta’s defined contribution rate of 18% in 2026 is among the highest employer 401(k) contributions in the industry. Combined with the MBCBP, mega backdoor Roth access, and the new NQDC plan, Delta’s overall retirement benefit structure is broadly considered one of the more comprehensive packages at a major U.S. carrier. The addition of the GVUL life insurance plan with lower imputed income and retirement portability further differentiates Delta’s offering. That said, total retirement readiness depends far more on how you coordinate and optimize these benefits than on the benefits themselves.