Despite your best budgeting efforts, your winter getaway to the Caribbean could still land you in the red.

Those were the findings from a recent data analysis by Mint, a budgeting app.

Last year, 2.2 million of the app's users created a monthly travel budget, setting aside cash to save for a vacation goal.

Best intentions notwithstanding, 44 percent of those cost-conscious travelers still managed to blow their budgets and spend more than they had stashed away.

"Travelers may undershoot their vacation budgets for a variety of reasons," said Keri Danielski, head of communications for Intuit Turbo & Mint.

"More than likely, vacationers exceed their budgets by not keeping a close eye on their spending during their trip," she said.

Here are some of the costs that can inflate your vacation tab.