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Route Reliability

Fort Lauderdale → St. Louis

FLL–STL · 1,057 miles · Fort Lauderdale–Hollywood International Airport to St. Louis Lambert International Airport

84
Pretty Reliable
WanderNerd Reliability Score
78%
Arrive within 15 minutes
5 min
Average arrival delay
0.6%
Cancelled
853
Flights in the data

Data through May 2026.

Airlines on this route

  • Southwest Airlines79% on time · 766 flights
  • Spirit Airlines78% on time · 83 flights
  • Frontier Airlines50% on time · 4 flights

Too little history on this route to call a winner. We rank airlines only after 100 flights each.

What the data says

Morning flights do better here.

FLL–STL flights departing between 3–6 AM arrived on time 96% of the time, versus 55% between 6–9 PM.

Friday is doing you no favors.

FLL–STL flights arrived on time 92% of the time on Tuesdays and just 70% on Fridays. That gap is worth planning around.

Flights on this route

The breakdown

On-time by weekday
  • Mon80%(104 flights)
  • Tue92%(90 flights)
  • Wed85%(82 flights)
  • Thu79%(123 flights)
  • Fri70%(102 flights)
  • Sat79%(175 flights)
  • Sun71%(172 flights)
On-time by departure window
  • 3–6 AM96%(95 flights)
  • 6–9 AM95%(285 flights)
  • 9 AM–12 PM82%(102 flights)
  • 12–3 PM65%(78 flights)
  • 3–6 PM61%(126 flights)
  • 6–9 PM55%(161 flights)
  • 9 PM–12 AM—(1 flights)
On-time trend by month
73%
May

Jun 75% → May 73% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202575%75
July 202583%84
August 202578%58
September 202598%46
October 202586%55
November 202580%81
December 202572%82
January 202681%77
February 202670%80
March 202674%81
April 202682%62
May 202673%67

Same trip, other airports

Keep nerding

Based on 853 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.