Lieutenant Colonel Fontana would later take part in the Korean War as the commanding officer of Marine Aircraft Group 33. On September 21, 1950, he led a close air support mission against enemy positions near Seoul. Fontana personally made several low level attacks under heavy anti-aircraft fire and aided in destroying the enemy strongpoint. For his actions, he was awarded the Silver Star. He was also awarded the Legion of Merit for his service during the Chosin Reservoir campaign.