着いていない

hasn't arrived

→ 着く
phrase Uncommon #12,128
hasn't arrived 着く means “to arrive.” Here, ていない describes the state of not having arrived; the time reference depends on context.
JA: まだ駅に着いていない。
EN: I haven't arrived at the station yet.

彼の飛行機はまだ飛行場に着いていない。

His plane hasn’t arrived at the airport yet.

まだ着いていない手荷物がある。

There’s still some luggage that hasn’t arrived.

彼はまだ着いていない。

He hasn't arrived yet.