Flag Day 2025 Date Holiday. Flag day is observed on june 14 to honor and commemorate the adoption of the american flag which occurred on this day in 1777 by the second continental congress. Days when it is recommended or required to raise the national flag.

Below you can find dates of flag day 2025 and flag day 2026. The next 10 years (day of the week & countdown) here’s a list of the next 10 years’ flag day 2025 dates, including the day of the week and how many days.