Delta New 2025 Calendar. Delta air lines announced their summer 2025 travel schedule with new or increased service to popular destinations including barcelona and naples. Outside of italy, delta is adding other new routes to europe, with the following beginning in may 2025:

The 2025 medallion year starts on february 1, 2025, and lasts until january 31, 2026. Delta air lines announced their summer 2025 travel schedule with new or increased service to popular destinations including barcelona and naples.