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ACA Open Enrollment in Florida: 2026 Dates, Deadlines & Deals

When Florida open enrollment starts and ends, what triggers a special enrollment period, and the subsidy math that could cut your premium this year.

By The Planman · July 2026 · 6 min read

Every fall, more Floridians sign up for Marketplace coverage than residents of any other state, over four million of us at last count. And every fall, a good chunk of them miss a date, skip the subsidy application, or auto-renew into a plan that quietly dropped their doctor. Here is the calendar, the money, and the mistakes to avoid.

The dates that matter

  • November 1Open enrollment begins. You can shop, compare, and enroll for next year.
  • December 15Deadline to enroll if you want coverage starting January 1. This is the date most people should circle.
  • January 15Final deadline. Enroll between December 16 and January 15 and coverage starts February 1, which means a full month exposed if you are currently uninsured.

Miss January 15 and the Marketplace is closed to you until next fall, unless a qualifying life event opens a special enrollment period.

Special enrollment: the year-round side door

Certain life events give you a 60-day window to enroll any time of year: losing job-based coverage, moving to Florida (or to a new county within it), getting married or divorced, having or adopting a child, or aging off a parent’s plan at 26. Lower-income households, under roughly 150 percent of the federal poverty level, can enroll monthly, all year. If something in your life just changed, do not assume you have to wait until November.

The subsidy math, in English

Marketplace subsidies are based on your estimated income for the coverage year, not last year’s tax return. The lower your estimate relative to household size, the bigger the monthly discount. Two things Floridians routinely get wrong: underestimating income (you may owe some subsidy back at tax time) and not updating the Marketplace when income changes mid-year. A five-minute update prevents an April surprise.

Self-employed? Your subsidy is based on net profit after expenses, not gross revenue. Estimating this well is half art, half accounting, and exactly the kind of thing a broker and a good CPA should look at together.

Do not auto-renew blind

If you do nothing, the Marketplace re-enrolls you in the same or a similar plan. Convenient, and risky. Networks, drug formularies, and premiums all reset in January. The plan that was perfect this year may not include your cardiologist next year. Every December, spend twenty minutes confirming three things: doctors still in network, medications still on the formulary, premium still right for your income.

Your open enrollment checklist

  • Estimate next year’s household income honestly
  • List every doctor and prescription you need covered
  • Compare at least three plans at your subsidy level
  • Check the out-of-pocket maximum, not just the premium
  • Enroll by December 15 for January 1 coverage

Quick answers

When is ACA open enrollment in Florida for 2026 coverage?

Sign-up opens November 1. Enrol by December 15 for cover starting January 1. Whether states can still accept sign-ups into mid-January is being fought over in the courts right now, so December 15 is the date to work to.

Can I get a Marketplace plan after open enrollment ends?

Only with a qualifying life event, losing job coverage, moving, marriage, divorce, or a new child opens a 60-day special enrollment period. The year-round sign-up route that used to exist for households under roughly 150% of the federal poverty level has been withdrawn, so a qualifying life event is now the only way in outside the window.

What income do I use for my subsidy?

Your estimated household income for the coverage year, not last year’s tax return. Update the Marketplace whenever your income changes to avoid repaying subsidy at tax time.

Local guides

Coverage works county by county, see what this looks like where you live:

Service areaHealth Insurance in Hialeah, FLService areaHealth Insurance in Boynton Beach, FLService areaHealth Insurance in Hollywood, FLService areaHealth Insurance in Miami Beach, FL

Want your open enrollment done in one phone call?

Tell us your doctors, your meds, and your budget. We compare the plans we offer in your county and you pick from a shortlist of two or three.

Call 1-844-PLANMANRequest a callback

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