Determine departure and initial destination cities.
Choose the ultimate departure city. Figure out how to get from the original destination city to the final departure city.
Book the flight on a travel search engine that will allow departure from a city other than the initial destination city.
Decide on the departure city and destination cities.
Pick how many stopover cities you will visit.
Choose travel dates.
Click the multi-city button or tab on the airline website. Most airlines allow at least five flights.
Book your flight with a return to the same city from which you departed.
Choose the general route, direction and area of interest for the trip.
Decide how many places will be visited on the entire flight itinerary.
Decide which kind of multi-stop flight to purchase.
Visit round-the-world websites that feature pre-packaged itineraries for different regions of the world.
Shop around for good prices. Search on the three main airline networks, which are alliances of airline companies: Star Alliance, SkyTeam and oneworld. Check on travel search engines to compare prices.