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San Francisco Intl. Airport to Porto Airport flight

Explore the cheapest one-way and round-trip flights from San Francisco Intl. Airport to Porto Airport over the next 90 days, with one-way fares from €388 and round-trip from €565. Based on Trip.com's latest 7-day flight data.

      • SFO 10:50 PM
        26h 40m
        1 stop
        OPO 9:30 AM
        San Francisco - Porto | Sun, Nov 22 | United Airlines
        OPO 6:15 AM
        21h 20m
        1 stop
        SFO 7:35 PM
        Porto - San Francisco | Sat, Nov 28 | Lufthansa
        €565 €1,292
        56% off
        56% off
        €1,292 €565
      • SFO 3:10 PM
        22h 50m
        1 stop
        OPO 10:00 PM
        San Francisco - Porto | Sun, Nov 22 | KLM
        OPO 4:10 PM
        27h 35m
        1 stop
        SFO 11:45 AM
        Porto - San Francisco | Sat, Nov 28 | KLM
        €606 €1,292
        53% off
        53% off
        €1,292 €606
      • SFO 3:10 PM
        22h 50m
        1 stop
        OPO 10:00 PM
        San Francisco - Porto | Sun, Nov 22 | Air France
        OPO 4:10 PM
        27h 35m
        1 stop
        SFO 11:45 AM
        Porto - San Francisco | Sat, Nov 28 | KLM
        €606 €1,292
        53% off
        53% off
        €1,292 €606
      • SFO 1:50 PM
        24h 40m
        1 stop
        OPO 10:30 PM
        San Francisco - Porto | Sun, Nov 22 | Delta Air Lines
        OPO 11:15 AM
        32h 30m
        1 stop
        SFO 11:45 AM
        Porto - San Francisco | Sat, Nov 28 | Delta Air Lines
        €687
        47% off
        €1,292 €687
      • SFO 4:35 PM
        21h 25m
        1 stop
        OPO 10:00 PM
        San Francisco - Porto | Sun, Nov 22 | TAP Air Portugal
        OPO 8:00 PM
        26h 25m
        1 stop
        SFO 2:25 PM
        Porto - San Francisco | Sat, Nov 28 | TAP Air Portugal
        €695
        46% off
        €1,292 €695
      • SFO 7:25 PM
        31h 50m
        1 stop
        OPO 11:15 AM
        San Francisco - Porto | Sun, Nov 22 | Swiss Airlines
        OPO 12:05 PM
        36h 25m
        1 stop
        SFO 4:30 PM
        Porto - San Francisco | Sat, Nov 28 | Swiss Airlines
        €699
        46% off
        €1,292 €699
      • SFO 7:25 PM
        31h 50m
        1 stop
        OPO 11:15 AM
        San Francisco - Porto | Sun, Nov 22 | Lufthansa
        OPO 1:45 PM
        37h 50m
        1 stop
        SFO 7:35 PM
        Porto - San Francisco | Sat, Nov 28 | Lufthansa
        €710
        45% off
        €1,292 €710
      • SFO 6:45 PM
        37h
        1 stop
        OPO 3:45 PM
        San Francisco - Porto | Tue, Oct 20 | Turkish Airlines
        OPO 10:45 AM
        32h
        1 stop
        SFO 10:45 AM
        Porto - San Francisco | Sat, Oct 24 | Turkish Airlines
        €797
        38% off
        €1,292 €797
      • SFO 4:35 PM
        14h 25m
        1 stop
        OPO 3:00 PM
        San Francisco - Porto | Tue, Oct 20 | TAP Air Portugal
        OPO 10:30 PM
        23h 35m
        1 stop
        SFO 2:05 PM
        Porto - San Francisco | Sat, Oct 24 | TAP Air Portugal
        €801
        38% off
        €1,292 €801
      • SFO 1:45 PM
        17h 45m
        1 stop
        OPO 3:30 PM
        San Francisco - Porto | Tue, Oct 20 | Delta Air Lines
        OPO 5:00 AM
        14h 45m
        1 stop
        SFO 11:45 AM
        Porto - San Francisco | Sat, Oct 24 | Delta Air Lines
        €895
        31% off
        €1,292 €895
      • SFO 4:45 PM
        34h 15m
        1 stop
        OPO 11:00 AM
        San Francisco - Porto | Sun, Oct 18 | Scandinavian Airlines
        OPO 5:55 PM
        28h 45m
        1 stop
        SFO 2:40 PM
        Porto - San Francisco | Thu, Oct 22 | Scandinavian Airlines
        €903
        30% off
        €1,292 €903
      • SFO 4:30 PM
        19h 55m
        1 stop
        OPO 8:25 PM
        San Francisco - Porto | Sun, Oct 18 | TAP Air Portugal
        OPO 10:30 PM
        27h 5m
        1 stop
        SFO 5:35 PM
        Porto - San Francisco | Thu, Oct 22 | TAP Air Portugal
        €943
        27% off
        €1,292 €943
      • SFO 1:00 PM
        17h 25m
        1 stop
        OPO 2:00 PM
        San Francisco - Porto | Thu, Oct 8 | Normal Airline
        OPO 3:00 PM
        6h
        Nonstop
        SFO 4:00 PM
        Porto - San Francisco | Sat, Oct 10 | Normal Airline
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      • SFO 8:10 AM
        14h 50m
        1 stop
        OPO 7:00 AM
        San Francisco - Porto | Tue, Oct 20 | Air Canada
        €388 €566
        31% off
        31% off
        €566 €388
      • SFO 8:10 AM
        14h 50m
        1 stop
        OPO 7:00 AM
        San Francisco - Porto | Tue, Oct 27 | Air Canada
        €399 €566
        30% off
        30% off
        €566 €399
      • SFO 8:10 AM
        14h 50m
        1 stop
        OPO 7:00 AM
        San Francisco - Porto | Mon, Oct 19 | Air Canada
        €404 €566
        28% off
        28% off
        €566 €404
      • SFO 4:35 PM
        24h 5m
        1 stop
        OPO 12:40 AM
        San Francisco - Porto | Tue, Oct 20 | TAP Air Portugal
        €406
        28% off
        €566 €406
      • SFO 1:55 PM
        25h 30m
        1 stop
        OPO 11:25 PM
        San Francisco - Porto | Sun, Oct 11 | United Airlines
        €408
        28% off
        €566 €408
      • SFO 4:20 PM
        16h 40m
        1 stop
        OPO 5:00 PM
        San Francisco - Porto | Mon, Oct 26 | TAP Air Portugal
        €409
        28% off
        €566 €409
      • SFO 4:35 PM
        14h 25m
        1 stop
        OPO 3:00 PM
        San Francisco - Porto | Tue, Oct 27 | TAP Air Portugal
        €410
        28% off
        €566 €410
      • SFO 11:10 AM
        35h 50m
        1 stop
        OPO 7:00 AM
        San Francisco - Porto | Sat, Oct 17 | Air Canada
        €412
        27% off
        €566 €412
      • SFO 8:10 AM
        14h 50m
        1 stop
        OPO 7:00 AM
        San Francisco - Porto | Tue, Oct 20 | United Airlines
        €412
        27% off
        €566 €412
      • SFO 11:10 AM
        35h 50m
        1 stop
        OPO 7:00 AM
        San Francisco - Porto | Sat, Oct 17 | United Airlines
        €413
        27% off
        €566 €413
      • SFO 11:10 AM
        35h 50m
        1 stop
        OPO 7:00 AM
        San Francisco - Porto | Mon, Oct 19 | United Airlines
        €413
        27% off
        €566 €413
      • SFO 4:20 PM
        16h 40m
        1 stop
        OPO 5:00 PM
        San Francisco - Porto | Mon, Oct 19 | TAP Air Portugal
        €413
        27% off
        €566 €413
      • SFO 1:00 PM
        17h 25m
        1 stop
        OPO 2:00 PM
        San Francisco - Porto | Thu, Oct 8 | Normal Airline
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Displayed flight fares from San Francisco Intl. Airport to Porto Airport are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Which airline offers the cheapest flights from San Francisco Intl. Airport to Porto Airport?

The cheapest airline flying from San Francisco Intl. Airport to Porto Airport is Jetblue Airways (from €337) among 10 carriers operating this route. Based on Trip.com's latest 7-day flight data.

Jetblue Airways
From €337
Delta Air Lines
From €345
Air France
From €345
Finnair
From €347
WestJet
From €349
Air Canada
From €350
Swiss Airlines
From €350
Lufthansa
From €362
Virgin Atlantic
From €398
TAP Air Portugal
From €406

Find more flights and airlines

What is the flight schedule from San Francisco Intl. Airport to Porto Airport?

Check the schedule for flights from San Francisco to Porto and find the flight that best matches your travel plans.

Flight info.
Departure
Arrival
Weekly Schedule

  1. UA2480

    San Francisco Intl. Airport

    1:25 PM

    SFO

    5h 35m

    Nonstop

    10:00 PM

    EWR

    S M T W T F S
    Search

  2. UA144

    Newark Liberty Intl. Airport Airport

    9:50 PM

    EWR

    6h 55m

    Nonstop

    9:45 AM

    OPO

    S M T W T F S

  3. TP238

    San Francisco Intl. Airport

    7:35 PM

    SFO

    11h 10m

    Nonstop

    1:45 PM

    LIS

    S M T W - F -
    Search

  4. TP1928

    Humberto Delgado Airport

    2:00 PM

    LIS

    1h

    Nonstop

    3:00 PM

    OPO

    - M - - T F S

  5. AC756

    San Francisco Intl. Airport

    8:15 AM

    SFO

    5h 27m

    Nonstop

    4:42 PM

    YUL

    S M T W T F S
    Search

  6. AC928

    Montreal Pierre Elliott Trudeau Airport

    8:50 PM

    YUL

    6h 40m

    Nonstop

    8:30 AM

    OPO

    S M T - T F -

  7. UA8032

    San Francisco Intl. Airport

    8:15 AM

    SFO

    5h 27m

    Nonstop

    4:42 PM

    YUL

    S M T W T F S
    Search

  8. UA8113

    Montreal Pierre Elliott Trudeau Airport

    7:45 PM

    YUL

    6h 15m

    Nonstop

    7:00 AM

    OPO

    S M T - T F -

  9. TP238

    San Francisco Intl. Airport

    7:35 PM

    SFO

    11h 10m

    Nonstop

    1:45 PM

    LIS

    S M T W - F -
    Search

  10. TP1930

    Humberto Delgado Airport

    4:00 PM

    LIS

    1h

    Nonstop

    5:00 PM

    OPO

    S M T W T F S

  11. BA286

    San Francisco Intl. Airport

    7:30 PM

    SFO

    10h 25m

    Nonstop

    1:55 PM

    LHR

    S M T W T F S
    Search

  12. BA2668

    Gatwick Airport

    5:00 PM

    LGW

    2h 30m

    Nonstop

    7:30 PM

    OPO

    S M T W T F S

  13. LH459

    San Francisco Intl. Airport

    9:05 PM

    SFO

    11h 5m

    Nonstop

    5:10 PM

    MUC

    S M T W T F S
    Search

  14. LH1788

    Munich Airport

    9:25 PM

    MUC

    3h

    Nonstop

    11:25 PM

    OPO

    S M T W T F S

  15. TP238

    San Francisco Intl. Airport

    7:35 PM

    SFO

    11h 10m

    Nonstop

    1:45 PM

    LIS

    S M T W - F -
    Search

  16. TP1932

    Humberto Delgado Airport

    6:00 PM

    LIS

    1h

    Nonstop

    7:00 PM

    OPO

    S M T W T F S

  17. UA517

    San Francisco Intl. Airport

    6:00 AM

    SFO

    5h 42m

    Nonstop

    2:42 PM

    EWR

    S M T W T F S
    Search

  18. UA144

    Newark Liberty Intl. Airport Airport

    9:50 PM

    EWR

    6h 55m

    Nonstop

    9:45 AM

    OPO

    S M T W T F S

  19. B61734

    San Francisco Intl. Airport

    10:25 AM

    SFO

    5h 47m

    Nonstop

    7:12 PM

    BOS

    S M T W T F S
    Search

  20. B6345

    Boston Logan International Airport

    8:27 PM

    BOS

    7h 18m

    Nonstop

    9:45 AM

    BCN

    S M T W T F S

  21. VY8478

    Barcelona Intl. Airport

    3:10 PM

    BCN

    2h

    Nonstop

    4:10 PM

    OPO

    S M T W T F S
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About San Francisco Intl. Airport and Porto Airport

Learn about San Francisco Intl. Airport (SFO) and Porto Airport (OPO) — including location, terminals, transportation, and travel tips.

Flight distance 8,976.24 km
Cheapest one-way ticket price €388
Cheapest return ticket price €565

FAQs for San Francisco Intl. Airport to Porto Airport Flights

  • What is the transportation method from the main airport to downtown in Porto?

    • The distance from Francisco Sa Carneiro International Airport to downtown is about 9 km. It takes about 20 minutes by taxi.
  • The closest airport to Porto Airport (OPO) is Viseu Airport. The distance is around 87 km.
  • One-way flights from San Francisco Intl. Airport to Porto Airport currently start from €388, and round-trip fares start from €565. The current lowest fare is a Air Canada flight departing on Tue, Oct 20; prices may vary depending on availability.
  • Based on Trip.com flight data for departures within the next 30 days with at most one stop, the average one-way price from San Francisco Intl. Airport to Porto Airport is €556. Prices may vary depending on the departure date, airline, and availability.
  • Enter San Francisco Intl. Airport and Porto Airport, select your departure date and number of passengers, then compare flights by price, flight duration, and baggage allowance. Once you've chosen a fare, review the change and refund rules, fill in passenger details, and pay to receive your booking confirmation.

Popular Destinations

Note: Prices shown on this page are estimated lowest price and include all taxes and fees found in the last 24 hours.

Book with no extra fees

Prices displayed in this page are all-inclusive prices (incl. taxes, fuel surcharge, civil aviation development fund, etc) with all fees confirmed before payment. Fees for luggage, meals, WLAN, or other additional services are also included as shown in the flight cards.

Real-time pricing updates

Prices, availability, and travel information on this page were updated within last 24 hours—even in real-time. The more popular the route, the more precise the data.

Change & Cancellation Policy

Trip.com displays flight cancellation and change policies for each flight ticket during the booking process, including fees and applicable conditions. Please check the following scenarios:
Voluntary cancellation/change:
To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy.
Cancellation/change due to a flight schedule change:
If the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.