More than 10 years later and the 27-year-old's net worth is $170,500 and counting. It's all part of a plan to retire by age 37, but he's not depriving himself to get there, he says.
He's currently earning a salary of $80,000 as a financial analyst in Minneapolis and saving about 65% of his take-home pay to contribute to his 401(k), IRA, and index funds. Still, thanks to smart spending habits, Sean says he lives comfortably and travels at least once a month.
In 2016, he took a dozen round-trip flights in the US, which included skiing in Lake Tahoe and Utah, a weekend trip to Cape Cod, and a summer national park trip out West.
Below, the Money Wizard shares with Business Insider his best tips for saving money on travel.