HSAs vs. FSAs: Which One Actually Works for You?
- Katie Kimball Dyer

- Jan 18
- 2 min read
Updated: Jan 19
When Maya and her wife were planning for their first baby, they knew there would be plenty of costs along the way. From prenatal visits, hospital bills, and the unexpected “little extras” that always seem to pop up.
Their HR department offered two options to help: a Health Savings Account (HSA) and a Flexible Spending Account (FSA). At first, they sounded like the same thing. But once they understood the differences, the decision was much clearer.
If you’ve ever wondered which one is right for your family, let’s break it down together.
What’s an HSA?
A Health Savings Account is available if you’re on a high-deductible health plan (HDHP).
Why people love them:
Triple tax advantage: Your contributions are tax-deductible, your growth is tax-free, and your withdrawals for qualified expenses are tax-free.
No deadline: The money is yours forever. No “use it or lose it.”
It can grow: Many HSAs let you invest your balance, so the account can double as a long-term savings tool.
Think of it as your healthcare fund and a potential retirement account rolled into one.
What’s an FSA?
A Flexible Spending Account is offered by many employers and is especially helpful if you know you’ll have predictable expenses.
Why they work well:
Pre-tax savings: Contributions lower your taxable income.
Planned expenses: Perfect for braces, regular prescriptions, or childcare (if your employer offers a dependent-care FSA).
Immediate access: You can use the full elected amount right away, even if you haven’t contributed it all yet.
The catch: FSAs are “use it or lose it.” If you don’t spend it in time, it goes back to your employer.
Quick Comparison
Feature | HSA | FSA |
Who’s eligible? | Only with high-deductible health plans | Many employer plans |
Contribution limits (2025) | $4,300 individual / $8,600 family | $3,200 |
Rollover? | Yes, forever | No, must use this year |
Investment options | Yes | No |
Why It Matters
For Maya and her wife, the FSA made sense that year. They knew exactly what their medical expenses would be, and they didn’t want to risk the higher deductible of an HDHP.
But later, when Maya switched jobs and their health plan changed, the HSA became their best option. They loved that their contributions could keep growing year after year — especially as they looked ahead to bigger expenses like childcare and retirement.
Try This Today
Look at your current health plan: is it high-deductible? If yes, check if you qualify for an HSA.
If your employer offers an FSA, estimate your predictable healthcare or childcare costs for the year.
Choose the option that aligns with your life right now — and remember, you can reassess each year.
Want help figuring out which account works best for your situation? Let’s connect.

Katie’s Key Takeaway
The best account is the one that matches your life right now. HSAs offer long-term flexibility and growth, while FSAs are great for predictable, short-term expenses. Know your needs, choose wisely, and revisit your decision each year.


