Travel Tip Tuesday – How do Round-the-world (RTW) plane tickets work and are they worth it?

Each of the major airline alliances (Star Alliance, Oneworld, and SkyTeam) offer round-the-world (RTW) flight options.  Generally the tickets are either mileage or segment based, meaning you receive a maximum number of miles allowed to travel or a maximum number of flight segments. Mileage-based tickets typically allow for ~20,000-30,000 miles and segment-based are typically ~14-18 segments (all connecting flights…