Twenty-five percent of plane tickets sold by U.S.-based advisors in 2021 for international travel were one-way tickets, according to Genadij Pugachov, the chief operating officer of the Dyninno ...

Per one-way ticket. Domestic one-way premiums are high but not nearly as bad. United, per Hopper, has on average a 38.6 percent one-way premium on domestic flights. Delta has 25 percent.

One more thing you’ll want to keep in mind, as Quartz notes: If you’re traveling internationally, countries may have rules prohibiting having only a one-way ticket.

I bought a one-way ticket to Switzerland to work as a goat-sitter after my grandmother’s death. Soon, I learned that sometimes the most spontaneous decisions we make turn out to be the best ones.