Fedora 21 through 23 has worked well so far. All of my peripherals work well on my ThinkPad X1 Carbon (3rd gen). The community is quite easy to join if you need to submit bugs or ask for help.
I've had zero PulseAudio issues even with creating multiple monitoring devices, a USB DAC and a USB webcam with audio support.
Which wifi cards are you using? Broadcom can be a bit of a pain, but the Intel chips are fairly easy to get working.