319: N801UA, N821UA, N843UA, N846UA, N847UA and N849UA have WiFiStream
320: N402UA, N409UA, N419UA, N420UA, N431UA, N432UA, N436UA, N445UA, N453UA, N460UA, N470UA, N489UA and N490UA have WiFiStream. Is N418UA at LCQ, ORD or somewhere else (has not flown since 8/15)?
738: N76519, N76523 and N77525 have scimitar winglets (all 738s that have exited INT since 8/1 might have scimitar winglets); N76529 now shows WiFi active on united.com
744: N120UA, N171UA, N175UA, N178UA, N179UA, N180UA and N199UA have WiFiStream in Y cabin