。
What time did the airplane arrive at Narita?
Literal
Airplane [topic-は] what-time [at-に] Narita [at-に] arrived [explanatory-のです] [question-か]?
Uses のですか to frame a polite, context-seeking question. 成田 refers to Narita Airport, Japan's primary international airport in Chiba Prefecture. The double に — one for time (何時に) and one for place (成田に) — is natural and common.