Cheap flights from Porto to San Francisco

Connecting routes only from Porto (OPO) to San Francisco (SFO).

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Live fares · OPO → SFO

Frequently asked questions

  • Is there a direct flight from Porto to San Francisco?

    There is currently no non-stop service from OPO to SFO. Most travellers connect through a hub airport. See our route page for current stopover options.

Related guides for this route

Sibling pages — full route detail, airport overviews, visa context, per-airline routes.

Full route page: OPO → SFO Cheapest month to fly to San Francisco All flights from Porto All flights to San Francisco Flights to USA Visa-free with Portugal passport