return ticket (noun)

1. In the novel, she purchased a return ticket for her journey from New York to London and back.

2. In Greek mythology, Persephone was granted a return ticket from the underworld to rejoin her mother Demeter.

3. Why did the scarecrow purchase a return ticket? To have a round-trip flight of corny jokes!

4. In the fantasy story, the protagonist used a magical return ticket to travel between different realms and return home safely.