あちら
あちら · achira · JLPT N5 · noun
manner
あ (far, as in あれ) + ちら (direction) = over that way, politely
One of the set こちら / そちら / あちら / どちら: ko = near me, so = near you, a = far from both, do = which. あちら is the polite form of あっち, so it points over there, away from both speakers. This way is こちら.