Hugfest
And Straight on 'Til Morning by Monkee
at 2am we tell the truth by CoraClavia
Habits of Circumstance by LittleObsessions
Interested in more? Check out these fics on AO3 in the Kathryn Janeway Needs a Hug, Chakotay Needs a Hug, and Cuddling and Snuggling tags. And an honorable mention for XOs for XOs - a collection of fics that are all about love and appreciation for Trek's hard working first officers.