Flight Reliability
AS 798 · Alaska Airlines
Los Angeles → Seattle (LAX–SEA)96% of its flights flew this route. The rest (SEA–LAS) are included in these numbers.
- 86%
- Arrive within 15 minutes
- 1 min early
- Average arrival delay
- 0.8%
- Cancelled
- 8 min early
- Median arrival delay
Based on 253 historical flights. Data through May 2026.
What the data says
Morning-you made the right choice.
AS 798 departing between 9 AM–12 PM arrived on time 88% of the time, versus 50% between 9 PM–12 AM.
Thursdays have been rough.
AS 798 arrived on time 95% of the time on Mondays and just 80% on Thursdays. That gap is worth planning around.
A bit ahead of the Alaska Airlines network.
AS 798 arrived on time 86% of the time, versus 80% across the Alaska Airlines network.
Ticking up lately.
AS 798 arrived on time 91% of the time over the last three months in the data, compared with 85% in the three months before that.
The breakdown
- Mon95%(40 flights)
- Tue81%(43 flights)
- Wed86%(35 flights)
- Thu80%(39 flights)
- Fri93%(27 flights)
- Sat92%(25 flights)
- Sun81%(42 flights)
- 6–9 AM85%(34 flights)
- 9 AM–12 PM88%(207 flights)
- 9 PM–12 AM50%(10 flights)
Jun 71% → May 83% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 71% | 21 |
| July 2025 | 82% | 22 |
| August 2025 | 69% | 13 |
| November 2025 | 93% | 30 |
| December 2025 | 83% | 30 |
| January 2026 | 82% | 27 |
| February 2026 | 89% | 28 |
| March 2026 | 94% | 31 |
| April 2026 | 96% | 25 |
| May 2026 | 83% | 18 |
- Departures on time
- 85%
- Diverted
- 0%
- Flights flown
- 251
- Months covered
- 11
Same route, other flights
Keep nerding
Based on 253 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.