aviation, flying

aircraft

airline ticket, plane ticket, air ticket

(sea) voyage, navigation, sailing...

(air or sea) route, course, line...

difficult voyage, stormy passage, hard flight...

airmail, air mail, air service...

going slowly (esp. to enable a vehicle to stop immediately), going at a reduced speed, slowing down...

operation (of a ship or aircraft route), service, navigation...

voyage, passage, travelling

cruise, navigation, sailing

sailing, navigation

calling at a port, making an intermediate stop at an airport

entering service (on a route; of a plane or ship), going into commission, being in service

cruise, cruising

smuggling (people), stowing away

direct voyage, direct service

navigation, sailing

airline company

Japan Air Self-Defense Force, JASDF

wake (of a ship or aircraft), flight path

cancellation (of a flight or sea voyage)

departure (of a boat, plane), setting sail...

submarine voyage, underwater navigation

coastwise service

arrival of ships (from abroad), arrival by ship

aeronautics

aircraft carrier

discount airline ticket

cruising range, flying range