President Donald Trump left George H.W. Bush's funeral on Wednesday and had made it back to the White House before the former president's casket had left the cathedral's grounds.

Trump and his wife, Melania, had few interactions at the service, only briefly shaking hands with Barack and Michelle Obama.

After leaving, the president tweeted "Working hard, thank you!" with a photo showing a 50% approval rating attributed to Rasmussen Reports.

President Donald Trump quickly left George H.W. Bush's funeral on Wednesday, reportedly making it back to the White House before the casket had even left the cathedral grounds.

Trump and the first lady left the funeral at the conclusion of the service and jumped in their motorcade at 1:14 p.m., before the casket had been placed in the hearse, live broadcasts of the event showed.

The pair were home after the 3-mile journey by 1:25 p.m., pool reports from White House reporters said. The 41st president's body had not yet left the grounds of Washington National Cathedral, where ex-presidents and guests were still gathered to see him off. National Washington Cathedral. Wikimedia Commons

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The funeral was livestreamed by many US and international news outlets, so the Trumps' time of departure could be worked out from the live images as well as pool reports.

Bush, who served as president from 1989 to 1993, died Friday at 94. His body is to be buried in Houston on Thursday.

After leaving the service, Trump tweeted "Working hard, thank you!" along with a photo displaying a 50% approval rating attributed to Rasmussen Reports.

Trump reached a 50% approval rating among likely voters on Wednesday in Rasmussen's daily tracking poll, a number much higher than other polling firms have found.