SkyWest Airlines
OO3431Portland to Seattle
SkyWest Airlines flight OO3431 flies from Portland (PDX) to Seattle Tacoma (SEA), 208 km. Over August 2025 to July 2026 it usually arrives about 6 minutes late: 82% of 237 flights arrived within 15 minutes of schedule and 1.3% were cancelled (US Department of Transportation data).
On-time record, last 12 months
82%
on time (within 15 min)
9%
more than 30 min late
1.3%
cancelled
+6 min
average arrival vs schedule
Every operation of OO3431, August 2025 to July 2026: 237 flights. Source: US Bureau of Transportation Statistics, public domain.
Routes flown as OO3431
- Portland (PDX) to Seattle Tacoma (SEA)164 flights
- San Diego (SAN) to Fresno Yosemite (FAT)18 flights
- Bozeman (BZN) to Seattle Tacoma (SEA)15 flights
- Seattle Tacoma (SEA) to Bozeman (BZN)15 flights
- San Francisco (SFO) to Palm Springs (PSP)14 flights
- Santa Ana (SNA) to Santa Rosa (STS)11 flights
Other flights from Portland to Seattle
More about Portland (PDX) and Seattle Tacoma (SEA).
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