Delta has extended the rebooking deadline for flight credits thru 2023, with travel thru 2024. That is extremely generous. I wonder if other airlines will follow.
Delta’s new rebooking policy effective January 2022
From USA Today:
Delta’s new rebooking policy effective January 2022
From USA Today:
The Atlanta-based carrier said the expiration date for outstanding travel credits and any credits issued this year to passengers who cancel flights has been extended through 2023. Travelers just have to book the new trip by the end of 2023, for travel through 2024.