The US president broke the news on Twitter, writing: "We will both try to make it a very special moment for world peace!"
The Trump-Kim summit would be the first meeting between a sitting United States president and a North Korean leader.
Trump and his wife Melania met the three when their plane arrived at Joint Base Andrews yesterday, and he praised their release as a conciliatory gesture by Kim. Pompeo returned overnight with three captive Americans during his most recent trip.
The release of the last US detainees in North Korea appeared to signal an effort by Kim to improve the tone for the summit and followed his recent pledge to suspend missile tests and shut a nuclear bomb test site.
The statement was released through the Pentagon by the Walter Reed National Military Medical Center.
But they may also find unexpected means of support. Ms.
It represents the North's typical style of releasing important information on its "supreme leader", according to Yonhap.
Satellite photos show lava-oozing volcano fissures in Hawaii
In this image, vegetation is shown in red and yellow and green mark hot places where lava is flowing or magma is near the surface. ASTER has also been watching sulfur dioxide gas produced by the volcano through eruptions and quieter cracks in the ground.
Tomas Ojea Quintana is the United Nations special rapporteur on human rights in North Korea. "I had spoken to my interrogator, but I hadn't really used the English language to any regular extent". -North Korea summit will aim to "realize CVID", using an abbreviation for "complete, verifiable and irreversible denuclearization", a goal Tokyo and Washington have been pursuing.
The news comes shortly after newly confirmed Secretary of State Mike Pompeo traveled to Pyongyang to meet with Kim and finalize details of the meeting. The suspension of trade relations a year ago notwithstanding, the countries have always been on relatively good terms, and North Koreans did not for a long time need a visa to go to Singapore. "He's going to have to react to decisions that are being made at these summits that Japan is not a party to, and find a way to keep Japan engaged to still get what Japan wants out of the process", Tobias Harris, a Teneo Intelligence analyst, told CNBC's "Squawk Box".
All of which is to say that Trump doesn't quite understand who he's dealing with in trying to establish negotiations with North Korea.
Mr Trump's wife Melania was also there to greet the men, as was Mike Pence, the United States vice-president, his wife Karen and Mr Pompeo. It didn't say what specific criminal acts Kim was alleged to have committed.
But tensions have since eased, starting around the time of the North's participation in the Winter Olympics in South Korea in February.
In a statement ahead of their return, the three freed men thanked the USA government, Mr. Trump and the American people "for bringing us home".
"I think it will be a big success", Trump said as he boarded Air Force One, on his way to a political rally in Indiana.
Trump said he will not disclose whether he will have any personal conversations with Kim as they prepare for their historic summit in the coming weeks. The group then emerged at top of the airplane stairway, where the men held up their arms in an exuberant display.