Cheapest return flights from Portland to San Francisco in October from 73€

AirHint found the following cheapest return flights from Portland (PDX) to San Francisco (SFO) in October 2025 (see full year).

Return flights

16 Oct - 18 Oct Hawaiian Airlines direct
20 Oct - 27 Oct United direct
07 Oct - 09 Oct United direct
14 Oct - 21 Oct United direct
15 Oct - 22 Oct United direct
14 Oct - 16 Oct United direct
14 Oct - 18 Oct United direct
16 Oct - 20 Oct United direct
16 Oct - 23 Oct United direct
30 Oct - 01 Nov United direct
30 Oct - 03 Nov United direct
20 Oct - 24 Oct United direct
30 Oct - 02 Nov United direct
31 Oct - 03 Nov United direct
29 Oct - 05 Nov Delta
22 Oct - 05 Nov Delta
30 Oct - 06 Nov Delta
31 Oct - 02 Nov United direct

Also check the deals for one-way flights from Portland to San Francisco in October.

Skyscanner

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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