Why don't you just use your phone as a wifi hotspot and connect that to the switch? Problem solved.
Or just buy a 4G mobile hotspot. I have one and that little thing has 30Mbps. Its a full blown router, you can port forward even.
Hey! They got SONY on my amiibo! Wait a minute. Two great gaming tastes that game great together!
Switch FC: SW-0398-8858-1969