Cost of Living Comparison Between St Thomas and Buenos Aires
For one person, living is cheaper in Buenos Aires: $1,656 a month against $4,408 in St Thomas, rent and utilities included – about $33,000 less a year. Rent and utilities account for most of the difference.
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St Thomas Living Index213Cost of Living Index in St ThomasLearn more -
Buenos Aires Living Index80Cost of Living Index in Buenos AiresLearn more
How much you'll spend in St Thomas and in Buenos Aires
Real prices from locals and on-the-ground checks – rent, groceries, transit and the daily extras. Here's what a month in St Thomas and in Buenos Aires actually costs, broken down by who's living it.
Monthly costs for one person with rent: $4,408 in St Thomas versus $1,656 in Buenos Aires.
- St Thomas $4,408
- Buenos Aires $1,656
Estimated couple costs with rent: $7,220 in St Thomas versus $2,697 in Buenos Aires.
- St Thomas $7,220
- Buenos Aires $2,697
Monthly costs for a family of three with rent: $10.0K in St Thomas versus $3,737 in Buenos Aires.
- St Thomas $10.0K
- Buenos Aires $3,737
Living in St Thomas is roughly 166% more expensive than in Buenos Aires, and outside of rent the biggest gap is in groceries.
Both cities are pricier than the global median: St Thomas 227% above, Buenos Aires 23% above.
CityCost data is based on AI and user input – minor inaccuracies may occur.
Last update for St Thomas: October 11, 2026
Last update for Buenos Aires: October 11, 2026
Categories marked with * are only partly priced – their share counts the items that do have prices.
Categories marked with * are only partly priced – their share counts the items that do have prices.
Cost Breakdown
A one-bedroom apartment in the center runs $1,586 in St Thomas and $756 in Buenos Aires. Housing cost is often the main lever when comparing two cities.
St Thomas pays 191% more on average. The extra income cushions the higher costs, though housing choices and lifestyle decide how much of the gap is truly closed.
Dining out: $170 in St Thomas vs $66.0 in Buenos Aires for a mid-range dinner for two. Groceries echo the gap at $956 vs $283 per month, with Buenos Aires cheaper across the board.
- St Thomas Buenos Aires 5,930 km ≈ 8 h nonstop flight
- St Thomas
- Buenos Aires
Distances are measured in a straight line. Your location is detected approximately.
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