La Wiki establece claramente que puedes tener la LINEA y el AREA conjuntamente.

Additionally, the whole area of the runway may be mapped as well, tagged with area:aeroway=runway. (Previous common practice was to tag such with aeroway=runway + area=yes; this can be safely retagged. As of February 2022, taginfo reports that aeroway=runway is combined with area=yes 2,754 times, while area:aeroway=runway has 2,038 uses, a significant increase from January 2020.)