Cheapest return flights from Oakland to Portland in October from $136

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

Return flights

18 Oct - 21 Oct Delta
08 Oct - 15 Oct Alaska Airlines direct
08 Oct - 11 Oct Alaska Airlines
18 Oct - 20 Oct Southwest Airlines direct
21 Oct - 21 Oct Southwest Airlines direct
16 Oct - 19 Oct Southwest Airlines direct
14 Oct - 14 Oct Alaska Airlines direct
24 Oct - 27 Oct Southwest Airlines
25 Oct - 27 Oct Southwest Airlines direct
18 Oct - 22 Oct Hawaiian Airlines direct
30 Oct - 03 Nov Alaska Airlines direct
31 Oct - 03 Nov Alaska Airlines
31 Oct - 02 Nov Alaska Airlines

Also check the deals for one-way flights from Oakland to Portland 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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