PDX (Portland) to SAN (San Diego) flights arrive on time 81% of the time. The most reliable airline on this route is SkyWest Airlines at 91%. The average delay is 46 minutes. Delays on this route are most often caused by air traffic and busy airspace.
Source: Bureau of Transportation Statistics. Updated August 2026.PDX → SAN
PDX (Portland) to SAN (San Diego)
PDX → SAN on-time performance by month
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This route is on time most of the time. About 81% of flights arrive on schedule.
Delays on this route are most often caused by air traffic and busy airspace.
Accurate?
SkyWest Airlines is significantly more reliable on this route at 91% on time vs Spirit Airlines at 76%.
Airline Comparison
SkyWest Airlines leads at 91% on time; Spirit Airlines trails at 76%.
Accurate?
Good to know
Departing from PDX
83% on timeExpect ~17 min sitting on the taxiway after your gate pushes back. PDX has long runway queues.
TSA is currently ~5 min. Best time: 4 AM (about 5 min).
Arriving at SAN
77% on timeWhen flights into SAN are late, the average delay is 61 minutes. Build buffer if you have ground plans.
If connecting at SAN: TSA is ~5 min right now. Allow at least 60 minutes for a domestic connection.
Flight cancelled or delayed?
Check what SkyWest Airlines owes you — refund rights, action plan, complaint email. Free.
Flying out of PDX? We'll brief you.
Delays, TSA, weather, gates — we'll let you know if something matters.
Know someone flying soon?
Send them the link — delay data, TSA waits, weather, all free.
Data last updated August 2026. Source: Bureau of Transportation Statistics.