AS1791Alaska Airlines · PDX → SFO
live · 35m ago
Route confirmed Alaska Airlines

AS1791 PortlandPDX San FranciscoSFO

AS1791 by Alaska Airlines flies from Portland (PDX) to San Francisco (SFO).

Right nowNext departure today Operates daily
10:37

scheduled from PDX

The route today

live boards
PDXPortlandHigh riskPDX delay board →
SFOSan FranciscoOn-time likelySFO delay board →
PDX→SFOevery carrier, schedules and on-time historyRoute intelligence →

Weather lens

Delay & cancellation outlook for this flight

Measured, 90-day sample
40%Chance of 15+ min delay
2.9%Chance of cancellation
+9 minTypical airport delay in this weather

Conditions at PDX and SFO are near their clear-air norm right now, so this reflects the route's recent baseline rather than a weather penalty. These figures come from both airports' records under conditions like today's, over the last 90 days.

Pro Flight Search tracking, 90 days · the weather × delay correlation study → · live weather risk by airport →

Tomorrow at Portland

Forecast

Mon 16 Nov, local date

High12°Clikely 10°C to 13°C
Low8°Clikely 5°C to 10°C
  • 96% chance of rain

Forecast: GateWeather · incl. data from ECMWF (CC BY 4.0, modified) · Expected values for tomorrow from a forecast model, kept apart from today's measured figures.

Tomorrow at San Francisco

Forecast

Mon 16 Nov, local date

High16°Clikely 15°C to 18°C
Low12°Clikely 10°C to 14°C
  • 73% chance of rain

Forecast: GateWeather · incl. data from ECMWF (CC BY 4.0, modified) · Expected values for tomorrow from a forecast model, kept apart from today's measured figures.

When it flies

scheduled departures
061422
M
T
W
T
F
S
S

Each mark is a scheduled departure at its origin-local time. Today is highlighted.

Other Portland to San Francisco flights today

same route · Alaska Airlines
AS526departs 07:04
AS2158departs 08:30
AS1403departs 10:48
AS205departs 11:54
AS236departs 14:50
AS2112departs 17:30

If AS1791 is cancelled, these are the other Alaska Airlines nonstop flights from Portland to San Francisco on the same day, with scheduled departure times in PDX local time. Most flights that show a delay still operate. Rebooking usually helps only when that delay is very large. Every airline on this route →

How AS1791 actually runs

Pro Flight Search has tracked every published board update for AS1791 across the PDX and SFO boards: schedule changes, gate pushes and actual clocks. Combined risk score: 51.4/100. Based on airport operations, weather, and cached board history at PDX and SFO.

The verdict above is that record speaking, so it reflects how AS1791 operates rather than what the timetable promises. Numbers refresh as new flights operate.

Planning around AS1791? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure

Cite this data

Journalists, bloggers, and researchers may cite this page with attribution and a link to Pro Flight Search.

Suggested citation

Pro Flight Search: AS1791 Portland to San Francisco on-time performance, measured from the PDX and SFO airport boards.

Canonical URL
https://proflightsearch.com/flight/AS1791
How we measure this →