Alaska Airlines
AS575Ontario to Seattle
Alaska Airlines flight AS575 flies from Ontario (ONT) to Seattle Tacoma (SEA), 1,540 km. Over October 2025 to July 2026 it usually arrives about 6 minutes late: 74% of 119 flights arrived within 15 minutes of schedule and 1.7% were cancelled (US Department of Transportation data).
On-time record, last 12 months
74%
on time (within 15 min)
9%
more than 30 min late
1.7%
cancelled
+6 min
average arrival vs schedule
Every operation of AS575, October 2025 to July 2026: 119 flights. Source: US Bureau of Transportation Statistics, public domain.
Routes flown as AS575
- Ontario (ONT) to Seattle Tacoma (SEA)45 flights
- Seattle Tacoma (SEA) to New Orleans (MSY)28 flights
- San Diego (SAN) to Dallas-Fort Worth (DFW)21 flights
- Portland (PDX) to Salt Lake City (SLC)20 flights
- Lihue (LIH) to San Francisco (SFO)2 flights
- Portland (PDX) to Seattle Tacoma (SEA)1 flights
- Portland (PDX) to San Diego (SAN)1 flights
- Minneapolis (MSP) to Seattle Tacoma (SEA)1 flights
Other flights from Ontario to Seattle
More about Ontario (ONT) and Seattle Tacoma (SEA).
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