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Cheap flights from FLL to SJU

Recently found return fares from $36, with November the cheapest month we know of. Compare dates, then book with the partner you choose.

Cheapest months to fly

Lowest recently found return fare in each month. Tap a month to see that month's calendar.

$41 Oct2026 $36 Nov2026 $133 Dec2026 $133 Feb2027 $247 Apr2027

FLL → SJU

November 2026

Mon Tue Wed Thu Fri Sat Sun 1 $66 2 3 $36 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30
LowerHigherLowest this month

Lowest fares for the best day

  • Frontier AirlinesSat 7 Nov – Sat 14 Nov · Direct · 2h 43m $121
  • Frontier AirlinesMon 9 Nov – Mon 16 Nov · Direct · 2h 41m $143
  • Frontier AirlinesFri 6 Nov – Sat 14 Nov · 1 stop · 5h 55m $171
  • Frontier AirlinesFri 13 Nov – Mon 16 Nov · Direct · 2h 41m $172
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FLL
SJU

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More trips from FLL

All flights from FLL SJU to FLL flights
BWIfrom $54 Atlantafrom $72 Washingtonfrom $100 DTTfrom $135 Chicagofrom $136 INDfrom $137 SDFfrom $138 CLTfrom $142

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Help center Contact us
01What is the cheapest month to fly from FLL to SJU?

Based on recently found fares, November 2026 has the lowest price we know of, from $36. Prices change often, so check the calendar for current fares.

02Are the prices on this page final?

No. They are recently found fares. When you open a deal, the partner shows the live price, including taxes and fees, before you pay.

03How can I get an alert when flights to SJU get cheaper?

Use the price alert on this page. Choose your dates or a whole month and we will email you when the fare drops.