U.S. Service members step up for the Royal Danish Air Force Flyver March

U.S. service members and civilians pose for a photo before beginning the Royal Danish Air Force Flyver March at Kadena Air Base, Japan, Aug. 29, 2026. The Flyver March traces its roots to the Royal Danish Air Force and has become a military endurance event centered on completing a ruck march with a weighted pack. (U.S. Air Force photo by Airman 1st Class Nathaniel Jackson)

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U.S. Service members step up for the Royal Danish Air Force Flyver March

U.S. service members and civilians begin the Royal Danish Air Force Flyver March at Kadena Air Base, Japan, Aug. 29, 2026. The march tested participants' endurance while providing an opportunity to build camaraderie and strengthen relationships among service members. (U.S. Air Force photo by Airman 1st Class Nathaniel Jackson)

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U.S. Service members step up for the Royal Danish Air Force Flyver March

A U.S. service member rucks the final stretch of the Royal Danish Air Force Flyver March at Kadena Air Base, Japan, Aug. 29, 2026. The event is held at military installations around the world, allowing service members to participate in a shared tradition that originated with the Royal Danish Air Force. (U.S. Air Force photo by Airman 1st Class Nathaniel Jackson)

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U.S. Service members step up for the Royal Danish Air Force Flyver March

A U.S. Airman receives a number card before beginning the Royal Danish Air Force Flyver March at Kadena Air Base, Japan, Aug. 29, 2026. The Flyver March traces its roots to the Royal Danish Air Force and has become a military endurance event centered on completing a ruck march with a weighted pack. (U.S. Air Force photo by Airman 1st Class Nathaniel Jackson)

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U.S. Service members step up for the Royal Danish Air Force Flyver March

U.S. service members ruck the final stretch of the Royal Danish Air Force Flyver March at Kadena Air Base, Japan, Aug. 29, 2026. The event is held at military installations around the world, allowing service members to participate in a shared tradition that originated with the Royal Danish Air Force. (U.S. Air Force photo by Airman 1st Class Nathaniel Jackson)

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U.S. Service members step up for the Royal Danish Air Force Flyver March

A U.S. service member receives a certificate after participating in the Royal Danish Air Force Flyver March at Kadena Air Base, Japan, Aug. 29, 2026. Participants were required to carry a ruck weighing at least 23 pounds throughout the 20-kilometer march. (U.S. Air Force photo by Airman 1st Class Nathaniel Jackson)

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U.S. Service members step up for the Royal Danish Air Force Flyver March

U.S. service members ruck through the finish line of the Royal Danish Air Force Flyver March at Kadena Air Base, Japan, Aug. 29, 2026. Participants are required to carry a ruck weighing at least 23 pounds throughout the 20-kilometer march. (U.S. Air Force photo by Airman 1st Class Nathaniel Jackson)

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U.S. Service members step up for the Royal Danish Air Force Flyver March

A U.S. service member receives awards after participating in the Royal Danish Air Force Flyver March at Kadena Air Base, Japan, Aug. 29, 2026. The event is held at military installations around the world, allowing service members to participate in a shared tradition that originated with the Royal Danish Air Force. (U.S. Air Force photo by Airman 1st Class Nathaniel Jackson)

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U.S. Service members step up for the Royal Danish Air Force Flyver March

Published Sept. 10, 2026
By A1C Nathaniel Jackson
18th Wing Public Affairs

KADENA AIR BASE, Japan --

U.S. service members took on the Royal Danish Air Force Flyver March at Kadena Air Base, Japan, Aug. 29, 2026. Originating with the Royal Danish Air Force, the annual march challenges participants to complete 20 kilometers while carrying a minimum 23-pound ruck, continuing a tradition practiced by service members around the world.