U.S. President Donald Trump said he has spoken to Russian President Vladimir Putin by phone about ending the war in Ukraine, the New York Post reported, the first known direct conversation between Putin and a U.

Russia has declined to confirm or deny a US report of a phone call between US President Donald Trump and Russian President Vladimir Putin.

Russian President Vladimir Putin and U.S. President Donald Trump have yet to discuss a possible meeting, CNN quoted Kremlin spokesman Dmitry Peskov as saying.

US President Donald Trump said that he has talked to Russian President Vladimir Putin on the phone to discuss an end to the conflict in Ukraine, the New York Post reported late on Saturday. In an interview aboard Air Force One on Friday Trump said that he had "better not say," when asked how many times the two leaders have spoken.

U.S. President Donald Trump on Friday said he would probably meet Ukrainian President Volodymyr Zelenskiy next week to discuss Ukraine's war to repel Russian invaders. Trump did not make clear whether it would be a face-to-face meeting or a video conference.

The Kremlin said on Friday there had been a lot of inaccurate reports on U.S. plans for ending the Ukraine war and called for patience as speculation swirled around the timing of a possible meeting between presidents Vladimir Putin and Donald Trump.

Trump said on Feb. 7 that he is likely to meet with Zelenskyy next week. The site of the meeting "could be Washington," he said, adding that he would not be going to Kyiv. He also said he would "probably" be speaking with Russian President Vladimir Putin soon but did not give a time frame.