The flight began with a taxiing period from the parking to the runway, which took 9 minutes and covered a distance of 2 nautical miles. The aircraft, an Airbus A350-900, then departed from runway 19R at RJCC New Chitose Airport in Sapporo, Japan. The takeoff distance was 1,161 meters, which accounted for 39% of the runway. The liftoff speed was 156 knots, and the local weather conditions at the time of departure were a temperature of -2°C, with a wind speed of 4 knots at 170°.

As the aircraft climbed, it started its enroute climb 3 miles south of RJCC New Chitose Airport, rising from an altitude of 1,080 feet above sea level to 38,765 feet above sea level, an increase of 37,685 feet in just 6 minutes. This climb covered a distance of 141 nautical miles. The aircraft then entered a level cruise, starting 6 miles northeast of Ichinohe, Japan, and lasting 9 minutes, during which it covered 166 nautical miles.

The enroute descent began 6 miles north of Funehikimachi-funehiki, Japan, and lasted 14 minutes, during which the aircraft descended from 39,096 feet above sea level to 7,101 feet above sea level, a decrease of 31,996 feet. This descent covered a distance of 101 nautical miles. The aircraft then entered another level cruise, starting 1 mile southeast of Ryugasaki, Japan, and lasting 5 minutes, during which it covered 22 nautical miles.

The enroute descent started 4 miles east of Ichihara, Japan, and lasted 3 minutes, during which the aircraft descended from 6,855 feet above sea level to 4,805 feet above sea level, a decrease of 2,050 feet. This descent covered a distance of 15 nautical miles. The aircraft then entered another level cruise, starting 8 miles southeast of Kisarazu, Japan, and lasting 2 minutes, during which it covered 6 nautical miles.

The final enroute descent started 3 miles south of Kisarazu, Japan, and lasted 3 minutes, during which the aircraft descended from 4,799 feet above sea level to 1,318 feet above sea level, a decrease of 3,481 feet. This descent covered a distance of 11 nautical miles. The aircraft then began its final approach to runway 34L at RJTT Tokyo Haneda International Airport, flying from the southeast and heading 330.0° at an altitude of 1,277 feet above ground level.

The landing on runway 34L was successful, with a touchdown distance of 265 meters and a touchdown speed of 125 knots, which was a little fast. The touchdown rate was hard at -497 feet per minute, but the runway touchdown alignment was perfect. The local weather conditions at the time of landing were a temperature of 12°C, with a wind speed of 7 knots at 29°.

After landing, the aircraft taxied to the parking, taking just 1 minute and covering less than 1 nautical mile. The total flight distance was 472 nautical miles, and the flight duration was 54 minutes. The aircraft used a total of 7,327 kilograms of fuel during the flight.