last flight; last bus; last train
Refers to the final scheduled departure of a transportation service for the day, such as a flight, bus, or train. The specific mode of transport is understood from context.
最終便に間に合わなかった。
I missed the last flight/bus/train.
最終便は何時ですか。
What time is the last departure?
Compound of 最終 (last, final) and 便 (service, flight, bus, etc.).