I have looked daily for the names/occupants of this flight, have found nothing trustworthy.
https://www.politico.com/story/2019/01/17/nancy-pelosi-codel-trip-cancelled-1110670
...Rep. Adam Schiff (D-Calif.), chairman of the House Intelligence Committee and a perennial Trump critic, was among the lawmakers on the bus. He was joined by Democratic Reps. Eliot Engel of New York, Mark Takano of California, Elaine Luria of Virginia, Susan Davis of California and Stephen Lynch of Massachusetts...
You wont find a manifest with the names. Pelosi has it hidden. The other day when the story of President Trump cancelling her flight broke a story came out about Judicial watch recently obtaining a passenger list from a similar trip a few years ago. They had to file a Foia to obtain it and it takes a long time.