cached prices · United States fares · USD

Flights from Portland (PDX) to San Francisco (SFO)

The cheapest one-way fare from Portland to San Francisco we have seen is $58 USD, departing Oct 15 (found Sep 21): Alaska Airlines AS 697, Nonstop, 1h53m.

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Prices are the cached fare only; baggage and fare rules are shown by the seller.

about this route

Portland to San Francisco in numbers

By month, Oct 2026 is the cheapest we hold at $58 USD and Sep 2026 the most expensive at $115 USD — a spread of 98%.

Nonstop fares are held for 2 of the 2 departure dates seen; carriers seen: Alaska Airlines.

PDX serves Portland, United States; SFO serves San Francisco, United States.

Portland and San Francisco keep the same clock.

by month

Cheapest by month

  • Sep 2026

    $115 USD

    checked Sep 26

  • Oct 2026

    $58 USD

    checked Sep 26

by date

Cheapest one-way by date

2 rows held, cheapest first — the cheapest nonstop and the cheapest with stops seen for each departure date.

  • Oct 15 · 21:33 PDX

    AS697Nonstop · 1h53m

    found Sep 21 · baggage and fare rules are shown by the seller — this price is the cached fare only

    $58 USD

    Continue on the seller's site — $58

    a2bflight may earn a commission from the seller if you book after this click; the price you see is the seller's and does not change. How we rank, what we keep.

  • Sep 26 · 18:50 PDX

    AS1374Nonstop · 1h53m

    found Sep 23 · baggage and fare rules are shown by the seller — this price is the cached fare only

    $115 USD

    Continue on the seller's site — $115

    a2bflight may earn a commission from the seller if you book after this click; the price you see is the seller's and does not change. How we rank, what we keep.

carriers

Carriers seen on this corridor

  • Alaska Airlines

Marketing carriers; the operating airline is shown by the seller.

questions

Questions

What is the cheapest fare from Portland to San Francisco?
The cheapest one-way fare from Portland to San Francisco we have seen is $58 USD, departing Oct 15 (found Sep 21): Alaska Airlines AS 697, Nonstop, 1h53m.
Is there a nonstop flight from Portland to San Francisco?
Nonstop fares are held for 2 of the 2 departure dates seen; carriers seen: Alaska Airlines.
Which month is cheapest to fly from Portland to San Francisco?
By month, Oct 2026 is the cheapest we hold at $58 USD and Sep 2026 the most expensive at $115 USD — a spread of 98%.
How old is this price?
It is the cheapest fare we saw for that date. We look again at least once a day for the routes people search, and stop showing a price two days after we last saw it, so a price here can be up to four days old — the date beside it says when that was. The seller's page shows the price right now.
How does a2bflight rank results?
By price and duration only; commission never enters the order. Cheapest means cheapest among what the store holds for this corridor. A click that books may earn a2bflight a commission from the seller; the price you see is the seller's own. See how we rank and what we keep.

more routes

Related routes

Return: Flights from San Francisco (SFO) to Portland (PDX) →Every route from Portland →Every route to San Francisco →

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