The 98th was reactivated on 1 July 1947 and equipped with B-29 Superfortresses at Spokane Army Air Field, Washington.
In 1948, it carried out a 90-day deployment to Kadena Air Base, Okinawa.
During this period, the 98th lost two B-29s; and a Douglas C-54 Skymaster returning to the USA with 98th personnel ditched in the Pacific.
ANother 90 day deployment was conducted in the summer of 1949 to RAF Sculthorpe, England.
During the training phase of the years 1947–1950, the 98th recorded six B-29 losses.

During the deployment to England, the 98th practiced high level (35,000 ft) bombing missions on the German Island of Helgoland.
The aircraft were challenged by RAF and USAF fighters.
The gunners were evaluated on gun camera film.
The bombardiers were rated on their performance as well as were other air crew members.
As a result of the exercise, the 98th was rated very highly and combat ready.

In early 1950, the 98th was alerted for permanent change of stations to Ramey Air Force Base, Puerto Rico.
However, before the move was completed, the Korean War broke out and the 98th arrived at Yokota Air Base, Japan in the first week of August 1950, and was placed under the operational control of the Far East Air Forces Bomber Command (Provisional).
 The first planes arrived at Yokota on 5 August 1950.

It flew its first combat mission on 7 August, striking marshalling yards at Pyongyang, capital of North Korea.
The Group attacked enemy communication lines and supported United Nations ground forces during the war.
Targets included rail facilities, oil centers, bridges, roads, troop concentrations, airfields, and military installations.
The last mission was There were 34 known losses.

It became an administrative unit in 1951 when its operational squadrons were assigned directly to the wing as a result of the SAC dual deputate reorganization.
The 98th was reactivated on 1 July 1947 and equipped with B-29 Superfortresses at Spokane Army Air Field, Washington. In 1948, it carried out a 90-day deployment to Kadena Air Base, Okinawa. During this period, the 98th lost two B-29s; and a Douglas C-54 Skymaster returning to the USA with 98th personnel ditched in the Pacific. ANother 90 day deployment was conducted in the summer of 1949 to RAF Sculthorpe, England. During the training phase of the years 1947–1950, the 98th recorded six B-29 losses.
During the deployment to England, the 98th practiced high level (35,000 ft) bombing missions on the German Island of Helgoland. The aircraft were challenged by RAF and USAF fighters. The gunners were evaluated on gun camera film. The bombardiers were rated on their performance as well as were other air crew members. As a result of the exercise, the 98th was rated very highly and combat ready.
In early 1950, the 98th was alerted for permanent change of stations to Ramey Air Force Base, Puerto Rico. However, before the move was completed, the Korean War broke out and the 98th arrived at Yokota Air Base, Japan in the first week of August 1950, and was placed under the operational control of the Far East Air Forces Bomber Command (Provisional).  The first planes arrived at Yokota on 5 August 1950.
It flew its first combat mission on 7 August, striking marshalling yards at Pyongyang, capital of North Korea. The Group attacked enemy communication lines and supported United Nations ground forces during the war. Targets included rail facilities, oil centers, bridges, roads, troop concentrations, airfields, and military installations. The last mission was There were 34 known losses.
It became an administrative unit in 1951 when its operational squadrons were assigned directly to the wing as a result of the SAC dual deputate reorganization.
98th Operations Group