Cheapest return flights from Portland to San Francisco in August from 181€

Best time to book flights for Portland (PDX) to San Francisco (SFO) flights at AirHint

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

Return flights

20 Aug - 25 Aug United direct
01 Aug - 15 Aug United direct
16 Aug - 31 Aug United direct
20 Aug - 28 Aug Delta
26 Aug - 27 Aug Delta
20 Aug - 28 Aug Hawaiian Airlines direct
26 Aug - 27 Aug United direct

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

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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