the new ww1 arena has only 4 planes, all fighters and 2 of which have serious handling issues. so heres a list for more planes
Fighters: sopwith pup, sopwith snipe, caproni Ca1, eindecker, spad XIII, nieuport 17, nieuport 28, martynside buzzard, FE 2B, Fiat CR1
Bombers: Caproni CA3, Zepplin Stalken, Bristol type 26, Handley Page 0/400, Avro 533, Vickers Virginia,
Zeppelin airships can be used for bombing and carrying supplies, and handley page 35 in place of c47