Flight Reliability
AS 781 · Alaska Airlines
Fort Lauderdale → San Diego (FLL–SAN)90% of its flights flew this route. The rest (STS–LAX, PAE–PHX) are included in these numbers.
- 84%
- Arrive within 15 minutes
- 4 min early
- Average arrival delay
- 0.5%
- Cancelled
- 12 min early
- Median arrival delay
Based on 191 historical flights. Data through May 2026.
What the data says
The 6–9 AM departure wins.
AS 781 departing between 6–9 AM arrived on time 88% of the time, versus 70% between 9 AM–12 PM.
Sunday scaries are real for this one.
AS 781 arrived on time 96% of the time on Tuesdays and just 68% on Sundays. That gap is worth planning around.
A bit ahead of the Alaska Airlines network.
AS 781 arrived on time 84% of the time, versus 80% across the Alaska Airlines network.
Trending in the right direction.
AS 781 arrived on time 91% of the time over the last three months in the data, compared with 77% in the three months before that.
The breakdown
- Mon85%(27 flights)
- Tue96%(27 flights)
- Wed89%(28 flights)
- Thu80%(25 flights)
- Fri85%(27 flights)
- Sat86%(28 flights)
- Sun68%(28 flights)
- 6–9 AM88%(152 flights)
- 9 AM–12 PM70%(37 flights)
- 3–6 PM—(1 flights)
Dec 71% → May 87% on time
| Month | On-time percentage | Flights |
|---|---|---|
| December 2025 | 71% | 31 |
| January 2026 | 71% | 31 |
| February 2026 | 89% | 27 |
| March 2026 | 94% | 31 |
| April 2026 | 93% | 30 |
| May 2026 | 87% | 31 |
- Departures on time
- 74%
- Diverted
- 0%
- Flights flown
- 190
- Months covered
- 8
Keep nerding
Based on 191 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.