Seattle (SEA) to Fort Lauderdale (FLL) flights
Alaska Airlines, Delta Air Lines fly nonstop from Seattle-Tacoma International Airport to Fort Lauderdale Hollywood International Airport, with about 14 flights a week in July 2026. The 2,717-mile flight takes about 5h 45m gate to gate.
- Distance
- 2,717 mi · 4,373 km
- Flight time
- 5h 45m
- Airlines
- 2
- Seats filled
- 84%
Airlines flying SEA to FLL
| Airline | Flights a week | Aircraft | Passengers (12 months) | Flight time |
|---|---|---|---|---|
| Alaska Airlines | 7 | Boeing 737 MAX 9, Boeing 737-800, Boeing 737-900ER | 68,357 | 5h 46m |
| Delta Air Lines | 7 | Airbus A321 | 56,816 | 5h 43m |
Airlines are the operating carrier: regional airlines such as SkyWest or Horizon often fly under a larger airline's brand.
SEA to FLL flight schedule
2 flight numbers flew this route in August 2026, 2 of them almost daily. The first usually leaves at 8:23am and the last at 1:00pm. Times are local and can change; check with the airline before you book.
| Flight | Departs | Arrives | Days flown in August 2026 | On time (12 months) |
|---|---|---|---|---|
| AS 516Alaska Airlines | 8:23am | 5:27pm | 31 | 83% |
| DL 338Delta Air Lines | 1:00pm | 9:52pm | 31 | 75% |
Is SEA to FLL on time?
From September 2025 to August 2026, 79% of 826 flights arrived within 15 minutes of schedule and 0.7% were cancelled. Flights leaving around 7am were the most punctual (93%), those around 9pm the least (61%). Most delay time was caused by the airline (crew, maintenance, cleaning, fuelling) (41%).
| Airline | Flights | On time | Average delay | Cancelled |
|---|---|---|---|---|
| Alaska Airlines | 462 | 81% | 9 min | 0.2% |
| Delta Air Lines | 364 | 75% | 13 min | 1.4% |
Airlines as sold: flights operated by regional partners count under the airline on the ticket. Average delay is across all completed flights, early arrivals counted as zero.
On-time arrivals by departure time
| Scheduled departure | Flights | On time, relative | On time |
|---|---|---|---|
| 7am to 8am | 59 | 93% | |
| 8am to 9am | 339 | 83% | |
| 11am to 12pm | 188 | 65% | |
| 12pm to 1pm | 85 | 86% | |
| 1pm to 2pm | 56 | 80% | |
| 9pm to 10pm | 43 | 61% | |
| 10pm to 11pm | 53 | 81% |
Flights by month
| Month | Flights | Flights, relative | Passengers |
|---|---|---|---|
| August 2025 | 62 | 9,466 | |
| September 2025 | 59 | 7,980 | |
| October 2025 | 62 | 8,828 | |
| November 2025 | 64 | 9,554 | |
| December 2025 | 92 | 14,845 | |
| January 2026 | 65 | 10,458 | |
| February 2026 | 69 | 11,068 | |
| March 2026 | 84 | 12,745 | |
| April 2026 | 77 | 11,644 | |
| May 2026 | 62 | 9,032 | |
| June 2026 | 60 | 9,460 | |
| July 2026 | 61 | 10,093 |
Related
Source: US Department of Transportation, T-100 Segment data, August 2025 to July 2026.