seatmate

American  

[seet-meyt] / ˈsitˌmeɪt /

noun

1. a person who shares a seat or occupies the seat next to oneself on a bus, plane, etc.

---

Etymology

Origin of seatmate

An Americanism dating back to 1855–60; seat + mate ¹

Example Sentences

That’s what happened to my seatmate on a flight from Atlanta to Orlando late Monday.

From The Wall Street Journal

As for the Hermès handbag, in 1983 Birkin was on a flight to London from Paris when she complained to her seatmate about not having a bag that could hold all her belongings.

From The Wall Street Journal

That seatmate turned out to be Jean-Louis Dumas, then the chief executive of Hermès.

From The Wall Street Journal

Simone was his seatmate, en route to audition for the same TV series.

From Los Angeles Times

"I just lost my favourite seatmate. Drag Race Philippines will never be the same without you," said fellow Drag Race Philippines judge Jervi Wrightson, also known as Kaladkaren.

From BBC