U.S. observance
How Many Days Until National Aviation Day 2027?
Today: · Eastern Time (America/New_York)
Calendar days until National Aviation Day
299 days until National Aviation Day
National Aviation Day is on Thursday, August 19, 2027.
Live countdown to midnight on August 19, 2027
298 days, 17 hours, 25 minutes, 51 seconds remaining
Eastern Time (America/New_York). Countdown days are 24 hours; the calendar-day count above uses local dates.
- Calendar days (signed)
- 299
- Full weeks + days
- 42 weeks + 5 days
- Calendar months + days
- 9 months + 26 days
- Years, months, days
- 0 years, 9 months, 26 days
- Weekdays counted
- 214
- Weekend days counted
- 85
- U.S. business days
- 205
- Observed holiday dates skipped
- 9
What is National Aviation Day?
National Aviation Day, August 19, celebrates the history and progress of flight in the United States. It is a national observance, not a public holiday.
History of National Aviation Day
President Franklin Roosevelt established the day in 1939 and chose August 19, the birthday of aviation pioneer Orville Wright, who was born in 1871 and was still alive at the time.
National Aviation Day today
Aviation museums, airports and flight schools hold open houses, air shows and education programs, and the President issues a proclamation each year.
Date details
- Category
- U.S. observance
- How the date is set
- Same date every year
- Country / region
- United States
- Actual event date
36 U.S.C. 118. Source: U.S. Code (GovInfo)
Event date facts
- Weekday
- Thursday
- ISO week / year
- 33 / 2027
- Day of year
- 231
- Quarter
- 3
- Days left in year
- 134
- Leap year
- No
August 2027
| Mon | Tue | Wed | Thu | Fri | Sat | Sun |
|---|---|---|---|---|---|---|
| Target | ||||||
Event dates by year
| Rule year | Actual date | Observed federal closure | Certainty |
|---|---|---|---|
| 2025 | Tuesday, August 19, 2025 | — | Same date every year |
| 2026 | Wednesday, August 19, 2026 | — | Same date every year |
| 2027 | Thursday, August 19, 2027 | — | Same date every year |
| 2028 | Saturday, August 19, 2028 | — | Same date every year |
| 2029 | Sunday, August 19, 2029 | — | Same date every year |
Quick answers
- What day of the week is August 19, 2027?
- August 19, 2027 is a Thursday.
- Is National Aviation Day a federal holiday?
- No. National Aviation Day is not a U.S. federal holiday, so federal offices and most businesses stay open.
- What week of the year is August 19, 2027?
- August 19, 2027 is in ISO week 33 of 2027 and is day 231 of the year.
How the National Aviation Day date is calculated
- National Aviation Day is on August 19 every year. In 2027 that is a Thursday.
- The countdown counts calendar days from today to August 19, 2027. The start date is excluded and the end date is included. Dates use Eastern Time (America/New_York).
- The live countdown runs to midnight at the start of August 19, 2027 in Eastern Time (America/New_York). A countdown day is 24 hours, so a daylight-saving change can make it differ from the calendar-day count by an hour.
- Calculated at 6:34 AM on October 24, 2026.
- U.S. business days exclude Saturday, Sunday and observed nationwide federal closures; individual employer and state schedules are not included.