Seattle (SEA) to Fresno (FAT): On-Time Performance
Data through May 2026
The calendar drives reliability on SEA–FAT. July 2024 flights landed on schedule 89% of the time, but February 2025 dropped to 71% — a gap of 17 points. Across the full period the route averages 81% on-time against a national 78%.
- On-time
- 81%
- arrived <15 min late
- Avg delay
- 11 min
- completed flights
- Cancelled
- 0.7%
- Flights/day
- 2.7
- last 12 months
- Duration
- 2h 14m
- scheduled
- Distance
- 748 mi
Best airline from SEA to FAT
2 airlines flew this route regularly between 2024-06 and 2026-05.
| Airline | On-time | Avg delay | Cancelled | Flights |
|---|---|---|---|---|
| Alaska Airlinesmost reliable | 83% | 9 min | 1.1% | 666 |
| SkyWest Airlines | 80% | 12 min | 0.6% | 1,206 |
Monthly on-time trend
Best time to fly from SEA to FAT
Aim for departures around 9 a.m. (94% on-time); avoid 11 a.m. departures (73%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 78% | 12 min |
| Tuesdaybest | 86% | 8 min |
| Wednesday | 84% | 9 min |
| Thursday | 80% | 11 min |
| Friday | 82% | 9 min |
| Saturday | 79% | 10 min |
| Sunday | 77% | 16 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft43%
- Airline operations34%
- National airspace system19%
- Weather4%
Frequently asked questions
- How often are flights from SEA to FAT delayed?
- 19% of SEA–FAT flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-06 and 2026-05. The average arrival delay across completed flights was 11 minutes.
- Which airline is most reliable from SEA to FAT?
- Alaska Airlines has the best on-time record on this route at 83%, based on 666 flights. 2 airlines flew SEA–FAT frequently enough to compare in this period.
- What is the best time of day to fly from SEA to FAT?
- Departures around 9 a.m. have the best record (94% on-time), while departures around 11 a.m. have the worst (73%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from SEA to FAT?
- The scheduled SEA–FAT flight time averages 2h 14m over 748 miles. Actual arrival times vary — flights on this route land 15+ minutes late 19% of the time.
- How often are SEA to FAT flights cancelled?
- 0.7% of scheduled flights on this route were cancelled between 2024-06 and 2026-05, at or below the national rate of 1.6%.
- What is the worst month to fly from SEA to FAT?
- February 2025 was the roughest month in this dataset, with only 71% of arrivals on time. The best was July 2024 at 89%. If your dates are flexible, that 17-point gap is worth planning around.
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Based on 1,872 flights, 2024-06–2026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.