
Flex spending accounts and health savings accounts are two popular options for saving money on medical expenses, but they have some key differences.
A flex spending account (FSA) allows you to set aside a portion of your income each year to pay for qualified medical expenses, tax-free. This can be a great way to save money on things like copays, prescriptions, and over-the-counter medications.
The annual contribution limit for an FSA is typically around $2,700, although this can vary depending on your employer. You'll need to use the money in your FSA within a certain time frame, usually within 90 days of the end of the plan year.
FSAs are usually offered by employers as a benefit to their employees, and you can only contribute to one FSA per year. In contrast, health savings accounts (HSAs) can be used in conjunction with high-deductible health plans.
What Is It?
A Flex Spending Account (FSA) is a type of savings account that allows you to set aside a portion of your income on a tax-free basis for qualified medical expenses, up to a maximum annual limit.
FSAs are often offered by employers as a benefit to their employees, and they can be used to pay for a wide range of medical expenses, including doctor visits, prescriptions, and over-the-counter medications.
One of the key benefits of an FSA is that the money you contribute is not subject to federal income taxes or payroll taxes, which can save you a significant amount of money.
In contrast, a Health Savings Account (HSA) is a savings account that is specifically designed for individuals with high-deductible health plans.
Eligibility and Ownership
You own an HSA, which means you can take it with you if you change jobs. On the other hand, your employer owns the FSA, so you may lose access to it if you leave your job.
The eligibility requirements for FSAs and HSAs are different. To qualify for an FSA, you must be an employee at an organization that offers FSAs as an employee benefit. For an HSA, you need to have a high deductible health plan and meet additional requirements.
Here's a quick comparison of the two:
Account Qualification Requirements
To qualify for an HSA, you must be covered under an HDHP with a minimum deductible of at least $1,650 for individual coverage, or $3,300 for families.
You can't be covered under any other health plan, with exceptions outlined by the IRS.
Self-employed people can open an HSA, but not an FSA.
To be eligible for an FSA, you must be an employee at an organization that offers FSAs as an employee benefit.
The maximum contribution amount for an FSA is $3,300 in 2025.
The maximum contribution amount for an HSA is $4,300 for an individual and $8,550 for a family in 2025, with an additional $1,000 "catch-up" contribution allowed for those 55 and older.
To contribute to an HSA, you must also meet certain requirements, such as not being enrolled in Medicare or being a dependent on someone else's tax return.
Here's a summary of the qualification requirements for HSAs and FSAs:
Who Owns and Controls Them?

When considering your eligibility for different types of health savings accounts, it's essential to understand who owns and controls them. An HSA is yours, and you own it and control the funds, even if you change jobs.
You have complete autonomy over your HSA, allowing you to make decisions about how to use the funds without any employer interference.
On the other hand, your employer owns the FSA, which means if you leave your job, you generally can't take the FSA with you.
If you leave your job or lose your job, you may lose access to any funds left in your FSA, except in cases where you opt for COBRA to extend the benefits.
With an HRA, if you leave your job, unused funds stay with the employer.
Here's a quick comparison of the ownership and control of different types of health savings accounts:
Contribution Amount
You can contribute a limited amount to an HSA and FSA each year, and these limits can change, so it's good to check the current limits each year.
The amount you can contribute to an HSA and FSA is capped, but the exact limits vary from year to year.
You can't contribute to an HSA and a traditional FSA in the same year, so you'll need to choose which one to prioritize.
HSA holders can also use a limited purpose flexible spending account (LPFSA) for dental and vision expenses, and a dependent care FSA for childcare costs.
Tax Benefits and Handling
Tax benefits and handling are crucial aspects to consider when deciding between a Flexible Spending Account (FSA) and a Health Savings Account (HSA). With an HSA, you enjoy triple tax benefits: no taxes on the money you put in, it grows tax-free, and no taxes when used for medical bills.
FSAs, on the other hand, offer tax savings when you put money in, but the funds don't grow over time. Employers may contribute to HRAs, and you don't pay taxes on what your employer contributes, but the money doesn't follow if you leave the job.
Here's a quick comparison of the tax benefits and handling of these accounts:
Year-End Money Handling
Year-end money handling can be a bit tricky, especially when it comes to Health Savings Accounts (HSAs), Flexible Spending Accounts (FSAs), and Health Reimbursement Arrangements (HRAs).
With an HSA, your money rolls over every year, and it's always yours, even if you switch jobs. You can use the entire year's contributions at the start of the year if you have an FSA.
Some FSA plans let you carry over a small amount or give you a short extra time to use it, but be aware that you might lose it if you don't use it within the year. Employers may limit the amount you're able to roll over from year to year in an HRA.
The money doesn't follow if you leave a job with an HRA. You can only use what you've saved if you have an HSA.
Here's a quick rundown of the year-end money handling rules for each:
Tax Benefits
Tax benefits can be a huge advantage when it comes to managing your finances. One of the most significant benefits is the tax savings on contributions to certain accounts.
HSA contributions are tax-free, and the money grows tax-free over time. This means you can save a lot on taxes compared to other types of accounts.
FSA contributions also save you money on taxes, but the funds don't grow over time. This is a good option if you need to cover medical expenses in the short term.
Employer contributions to HRAs are tax-free, which can be a big perk for employees.
Here's a quick rundown of the tax benefits for each type of account:
Usage and Spending
When you receive funds from an FSA or HSA, you need to spend them wisely. You can use these funds for qualified medical expenses.
Typically, these costs include doctor visits, lab tests, hospital stays, prescriptions, and dental and vision care. It's essential to check the FSA product eligibility lists and HSA product eligibility lists to determine the best ways to spend your tax-free funds.
You can also ask your HR representative for more information about these benefits. Understanding the eligibility lists will help you make the most of your tax-free funds.
You can use HSA funds to pay for many medical costs like copays, medical bills, prescriptions, and other qualifying health care costs. You can also invest some of the money.
FSA funds cover medical bills, and you get the full year's amount up front. This can be a big help in planning your medical expenses throughout the year.
Here's a quick reference guide to help you understand the usage and spending options for FSA and HSA funds:
Comparison and Decision
When deciding between an HSA and an FSA, consider your personal situation. An HSA often offers more flexibility and allows you to roll over unused money, but you must be enrolled in an HDHP to have one.
If an HSA isn't available to you, an FSA can be a good alternative, using pre-tax money to pay for medical expenses. However, unused funds may disappear at the end of the year, as they typically don't roll over.
Here's a summary of the key differences:
Which Is Better?
Choosing between a Health Savings Account (HSA) and a Flexible Spending Account (FSA) depends on your personal situation. FSAs have lower contribution limits, which can be a drawback for those with higher medical expenses.
One key difference between the two is that HSAs must be paired with a high-deductible health plan, which can become costly if you have significant medical expenses. On the other hand, FSAs are owned by your employer, making them less flexible.
Here are some key points to consider when deciding between an HSA and an FSA:
As you can see, HSAs offer higher contribution limits and the ability to roll over funds from one year to the next, but they also come with the requirement of a high-deductible health plan. FSAs, on the other hand, have lower contribution limits and are less flexible, but they don't require a specific type of health plan.
Ultimately, the choice between an HSA and an FSA will depend on your individual circumstances and needs. It's essential to consider your medical expenses, health insurance plan, and personal financial situation before making a decision.
Better for You?

An HSA often offers more flexibility than an FSA, allowing you to roll over unused money.
The contribution limits for HSAs are usually higher than those for FSAs, which is a significant advantage.
However, you must be enrolled in an HDHP to have an HSA, which means it's not accessible to everyone.
If an HSA isn't available to you, an FSA can still be a good alternative, using pre-tax money to pay for medical expenses.
But keep in mind that unused FSA funds may disappear at the end of the year, unlike HSAs which allow rollover.
FSA vs HSA
FSA vs HSA: Which is Better for You?
An FSA (Flexible Spending Account) is a great option if you're not eligible for an HSA (Health Savings Account). However, if you do have access to an HSA, it often offers more flexibility.
HSAs have higher contribution limits compared to FSAs. You can also roll over unused money in an HSA, which is not typically the case with FSAs.
To qualify for an HSA, you must be enrolled in a high-deductible health plan. This can be a drawback for those with significant medical expenses.
If you're not eligible for an HSA, an FSA can still be a good choice for paying medical expenses with pre-tax money.
Here's a quick comparison of the two:
HSAs also allow you to withdraw funds and make investments, which can be a valuable feature for some individuals.
Other Considerations
You have to declare your FSA contribution amount at the beginning of each calendar year, and it's generally not possible to change it once it's set.
Declining FSA during open enrollment means you'll have to wait until the next open enrollment period to enroll.
You have to spend your declared FSA funds within the tax year, although some plans may offer a grace period to use up remaining funds.
Other Considerations
If you're considering an FSA, you'll need to declare how much you want your employer to deduct from your pay each year, and you can't usually change that amount once it's set.
You'll need to make this declaration during the open enrollment period, and if you decline an FSA during this time, you'll likely have to wait until the next open enrollment to opt-in.
If you don't spend your FSA funds by the end of the tax year, you risk losing that money, although some employers may offer a grace period to use up remaining funds.
You don't need to have health insurance to be eligible for an FSA, but keep in mind that FSA funds aren't a substitute for health insurance - they're meant to be used in addition to, not instead of, health insurance.
What If I Use It Incorrectly?
Using your FSA incorrectly can lead to some serious consequences. If you spend FSA funds on ineligible expenses, you'll need to reimburse your account for the invalid amount.
This can be a real headache, especially if you're not aware of what's covered and what's not. If you don't reimburse your account, your access to your FSA may be deactivated until the money is restored.
It's essential to understand what's eligible and what's not to avoid any issues. Don't assume that just because you think something is a good idea, it's automatically covered by your FSA.
Frequently Asked Questions
What is the downside of FSA?
FSAs have limitations, including the 'use-it-or-lose-it' rule and restrictions on eligible expenses and contribution limits, which can be changed annually by the IRS
Sources
- https://www.aetna.com/health-guide/hsa-vs-fsa.html
- https://pnfp.com/learning-center/personal-finance/health-and-benefits/what-s-the-difference-between-an-hsa-and-an-fsa/
- https://www.metlife.com/stories/benefits/whats-the-difference-between-an-FSA-and-an-HSA/
- https://www.investopedia.com/insurance/hsa-vs-fsa/
- https://benefits.utah.edu/fsa-vs-hsa/
Featured Images: pexels.com