round trip

/R AW1 N D T R IH1 P/
noun
  1. 1

    A trip from one destination to another and then returning to the starting location.

    โ€œMargaret purchased a single round trip ticket to and from Chicago, as it was cheaper than buying two one-way tickets.โ€

Antonyms

Source: https://en.wiktionary.org/wiki/round%20trip