Cheap flights from San Francisco to Portugal
Travel > Europe > Portugal
Check our current prices for flights from San Francisco to Portugal. Please note that we also give you historical search data for this city connection. These are all airfares that people found in the past, in order to find more current flight information from San Francisco to Portugal, you will need to run a search below.
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Cheap Porto airfares from $1355/RT are provided by Cheapoair.com. Outbound flight is leaving on 05/20/2025, 04:20 pm from San Francisco Intl (SFO) airport and arrives at Porto (OPO) at 10:50 pm. The flight time is 6 hours and 30 minutes. The Returning flight departes on 05/28/2025, 04:00 pm (other return dates are also available). Date posted: 04 Feb 2025
Price evolution for flights From San Francisco To Portugal
Recent Deals on Flights from San Francisco to Portugal:Roundtrip / Oneway
- $1355
Tap Airways
cheapoair.com check priceFrom To Departure Time San Francisco, CA (SFO) Porto, PT (OPO) 05/20/2025 04:20 pm Porto, PT (OPO) San Francisco, CA (SFO) 05/28/2025 04:00 pm - $1414
Swiss International Air Lines
cheapoair.com check priceFrom To Departure Time San Francisco, CA (SFO) Porto, PT (OPO) 05/20/2025 07:05 pm Porto, PT (OPO) San Francisco, CA (SFO) 05/28/2025 08:40 am - $3730
Multiple Airlines
cheapoair.com check priceFrom To Departure Time San Francisco, CA (SFO) Lisbon, PT (LIS) 07/17/2025 04:30 pm Lisbon, PT (LIS) San Francisco, CA (SFO) 07/28/2025 05:05 am - $4020
British Airways
cheapoair.com check priceFrom To Departure Time San Francisco, CA (SFO) Lisbon, PT (LIS) 07/17/2025 07:20 pm Lisbon, PT (LIS) San Francisco, CA (SFO) 07/28/2025 04:45 pm - $615
Air Transat
cheapoair.com check priceFrom To Departure Time San Francisco, CA (SFO) Lisbon, PT (LIS) 09/05/2025 02:50 pm - $725 Swiss International Air Lines
cheapoair.com check priceFrom To Departure Time San Francisco, CA (SFO) Lisbon, PT (LIS) 09/05/2025 07:05 pm
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Know what to do when flying to Portugal?
Lisbon Travel Guide Lisbon, Portugal – Overview: Amazing Tourist Destination For Family And Friends Lisbon is the largest city and the only one, which is known for following modern ideas that are flourishing now. This city is the Capital of Portugal. It is [...]Lisbon History The history of Lisbon dates back to the Neolithic Age when the area was inhabited by the Iberian people. Megalith structures, chiefly Dolmens and Menhirs, still found in the outskirts of the present-city of Lisbon stand witness to that period [...]
Lisbon Sightseeing Lisbon is a city full of sights including parks and gardens to museums and centuries-old castles, belvederes and towers to modern-day stations. You will need to plan out your tour-itinerary well in advance so that you do not get lost amidst the [...]
Lisbon Nightlife Lisbon nightlife can be imagined with parties that go on until four or five in the morning, both on weekends and during the week. The traditional place to look for real Lisbon nightlife would be Bairro Alto with the wide array of canteen-like [...]
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