共きょう同どう運うん航こう

noun

code-sharing; joint operation

Used primarily in the airline industry for code-sharing agreements, but can also refer to joint operation of transport services like buses or ships.

• この路ろ線せんは二ふたつの航こう空くう会がい社しゃが共きょう同どう運うん航こうしている。

  This route is operated jointly by two airlines.

• 共きょう同どう運うん航こう便びんでは、予よ約やくした航こう空くう会がい社しゃと実じっ際さいに運うん航こうする航こう空くう会がい社しゃが異ことなることがある。

  On a code-share flight, the airline you book with may differ from the one that actually operates the flight.