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U.S. Air Force Day

Saluting the brave men and women of the U.S. Air Force on their special day - thank you for your service, dedication, and sacrifice to our country!

Friday

September 2026

Last updated February 7, 2026 · by the Holiday Calendar Team

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YEARLY DATESeptember 18

OBSERVED INUnited States

CATEGORYCareers

SUBCATEGORYMilitary

INTRO

Introduction

PHOTO

Get ready to celebrate the brave men and women of the United States Air Force on September 18 for U.S. Air Force Day! This day commemorates the establishment of the Air Force as a separate branch of the military in 1947, after previously being a part of the Army. It's a time to honor those who have served or are currently serving in this important branch, and to recognize their dedication, courage, and sacrifice. Whether you know someone in the Air Force or simply want to show your support for our nation's armed forces, there are plenty of ways to celebrate this special day with pride and enthusiasm.

TIMELINE

U.S. Air Force Day Timeline

Aerial Division Birth

The Aerial Division of the U.S. Signal Corps, a precursor of the Air Force, is established as the nation's first air military unit.

US Air Service Created

During World War I, the U.S. Army Air Service, the forerunner to the U.S. Air Force, is established.

U.S. Air Force Established

The U.S. Air Force becomes an independent military service as a part of the National Security Act of 1947.

Air Force Academy Creation

Congress passes a bill President Truman signs leading to the creation of the United States Air Force Academy in Colorado Springs, Colorado.

Hurricane Katrina Aid

The U.S. Air Force plays a significant role in providing rescue and relief efforts after Hurricane Katrina.

Covid-19 Response Efforts

The U.S. Air Force is instrumental in providing medical support and transportation of supplies throughout the Covid-19 pandemic.

GET INVOLVED

How to Celebrate U.S. Air Force Day

Attend an Air Force Base Open House

Many Air Force bases hold open houses and air shows on U.S. Air Force Day. Attend one of these events to see incredible displays of aircraft and learn more about the U.S. Air Force's history and missions.

VISIT

Visit a Military Aviation Museum

Spend the day at a military aviation museum to learn about the history of the U.S. Air Force and see famous aircraft up close. Many museums also offer special activities and events on U.S. Air Force Day.

THANK

Thank a Veteran or Active Duty Member

Take the time to thank a veteran or active duty member of the U.S. Air Force for their service and sacrifice on U.S. Air Force Day. You can also donate to organizations that support veterans and military families.

WATCH

Watch a Military Movie or Documentary

Celebrate U.S. Air Force Day by watching a movie or documentary about the U.S. Air Force. From classic war films to modern documentaries, there are plenty of options to choose from.

WRITE

Write Letters to Deployed Airmen

Show your support and appreciation for deployed airmen by writing letters or sending care packages. This is a great way to let them know they are not forgotten on U.S. Air Force Day.

WHY THIS DAY MATTERS

Why U.S. Air Force Day is Important

Inspiring future generations

By celebrating U.S. Air Force Day, we can inspire young people to consider careers in the military and honor those who have served as role models for future generations. This holiday serves as a reminder of the sacrifices made by those who choose to protect and defend our country.

Honoring the brave members of the U.S. Air Force

U.S. Air Force Day is an important holiday that allows us to recognize and honor those who have dedicated their lives to protecting our country. This includes active duty members, veterans, and service members who have made the ultimate sacrifice while serving.

Highlighting the importance of air power

The U.S. Air Force plays a crucial role in our national defense and security. It's important to recognize and appreciate the advancements in technology and tactics that have been achieved by the skilled pilots and personnel of the Air Force.

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