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Route Reliability

Fort Lauderdale → Seattle

FLL–SEA · 2,717 miles · Fort Lauderdale–Hollywood International Airport to Seattle–Tacoma International Airport

63
A Little Dicey
WanderNerd Reliability Score
69%
Arrive within 15 minutes
14 min
Average arrival delay
1.6%
Cancelled
826
Flights in the data

Data through May 2026.

Who flies it best

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

  1. 1.Delta Air Lines73%364 flights
  2. 2.Alaska Airlines65%462 flights

What the data says

Mornings have a slight edge.

Departures between 6–9 AM arrived on time 72% of the time, against 66% between 6–9 PM.

Sunday scaries are real for this one.

FLL–SEA flights arrived on time 74% of the time on Thursdays and just 59% on Sundays. That gap is worth planning around.

Delta Air Lines runs this route best.

Delta Air Lines arrived on time 73% of the time on this route; Alaska Airlines managed 65%.

Trending in the right direction.

FLL–SEA flights arrived on time 80% of the time over the last three months in the data, compared with 60% 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
  • Mon70%(115 flights)
  • Tue69%(111 flights)
  • Wed66%(112 flights)
  • Thu74%(117 flights)
  • Fri70%(118 flights)
  • Sat71%(115 flights)
  • Sun59%(114 flights)
On-time by departure window
  • 6–9 AM72%(336 flights)
  • 3–6 PM66%(127 flights)
  • 6–9 PM66%(339 flights)
On-time trend by month
90%
May

Jun 63% → May 90% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202563%59
July 202562%58
August 202557%62
September 202575%59
October 202579%62
November 202571%63
December 202552%88
January 202670%66
February 202658%66
March 202669%81
April 202682%77
May 202690%61

Same trip, other airports

Keep nerding

Based on 826 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.