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WanderNerd

Route Reliability

Fort Lauderdale → San Juan

FLLSJU · 1,046 miles · Fort Lauderdale–Hollywood International Airport to Luis Muñoz Marín International Airport

69
Usually Fine
WanderNerd Reliability Score
69%
Arrive within 15 minutes
16 min
Average arrival delay
1.3%
Cancelled
2,345
Flights in the data

Data through May 2026.

Who flies it best

Ranked by on-time arrivals. Historical results, not predictions.

  1. 1.JetBlue Airways72%1,612 flights
  2. 2.Southwest Airlines66%308 flights
  3. 3.Frontier Airlines62%107 flights
  4. 4.Spirit Airlines59%318 flights

What the data says

Morning-you made the right choice.

FLL–SJU flights departing between 3–6 AM arrived on time 91% of the time, versus 44% between 9 PM–12 AM.

Sunday scaries are real for this one.

FLL–SJU flights arrived on time 80% of the time on Wednesdays and just 60% on Sundays. That gap is worth planning around.

JetBlue Airways runs this route best.

JetBlue Airways arrived on time 72% of the time on this route; Spirit Airlines managed 59%.

Ticking up lately.

FLL–SJU flights arrived on time 66% of the time over the last three months in the data, compared with 61% in the three months before that.

Best historical flights

Ranked by on-time arrivals, minimum 100 flights. Past performance, not a promise.

Top flights by on-time rate

More flights on this route

The breakdown

On-time by weekday
  • Mon68%(349 flights)
  • Tue79%(274 flights)
  • Wed80%(275 flights)
  • Thu69%(356 flights)
  • Fri69%(357 flights)
  • Sat65%(324 flights)
  • Sun60%(378 flights)
On-time by departure window
  • 3–6 AM91%(11 flights)
  • 6–9 AM90%(505 flights)
  • 9 AM–12 PM61%(389 flights)
  • 12–3 PM68%(521 flights)
  • 3–6 PM66%(369 flights)
  • 6–9 PM61%(410 flights)
  • 9 PM–12 AM44%(108 flights)
On-time trend by month
74%
May

Jun 77% → May 74% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202577%193
July 202575%221
August 202570%192
September 202582%121
October 202582%147
November 202577%223
December 202560%258
January 202663%203
February 202661%171
March 202652%231
April 202672%179
May 202674%174

Based on 2,345 historical flights, because apparently we checked. Historical flight data: U.S. Bureau of Transportation Statistics, June 2025 – May 2026. Data through May 2026. How we calculate this.