Trip.com
>
Flights
>
Flights to Portugal
>
Flights to Porto District
>
Flights to Porto
>
San Francisco to Porto flight
>
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 MXN3,981 and round-trip from MXN14,279. Based on Trip.com's latest 7-day flight data.

    • SFO 7:00 AM
      17h 15m
      1 stop
      OPO 8:15 AM
      San Francisco - Porto | Wed, Nov 18 | Delta Air Lines
      OPO 11:15 AM
      32h 30m
      1 stop
      SFO 11:45 AM
      Porto - San Francisco | Tue, Nov 24 | Delta Air Lines
      MXN14,279 MXN18,194
      22% off
      22% off
      MXN18,194 MXN14,279
    • SFO 7:00 AM
      17h 15m
      1 stop
      OPO 8:15 AM
      San Francisco - Porto | Wed, Nov 18 | Air France
      OPO 4:10 PM
      27h 35m
      1 stop
      SFO 11:45 AM
      Porto - San Francisco | Tue, Nov 24 | KLM
      MXN14,613 MXN18,194
      20% off
      20% off
      MXN18,194 MXN14,613
    • SFO 7:00 AM
      17h 15m
      1 stop
      OPO 8:15 AM
      San Francisco - Porto | Wed, Nov 18 | KLM
      OPO 4:10 PM
      27h 35m
      1 stop
      SFO 11:45 AM
      Porto - San Francisco | Tue, Nov 24 | KLM
      MXN14,613 MXN18,194
      20% off
      20% off
      MXN18,194 MXN14,613
    • SFO 9:40 PM
      18h 15m
      1 stop
      OPO 11:55 PM
      San Francisco - Porto | Thu, Dec 3 | Lufthansa
      OPO 7:20 PM
      29h 10m
      1 stop
      SFO 4:30 PM
      Porto - San Francisco | Wed, Dec 9 | Swiss Airlines
      MXN15,551
      15% off
      MXN18,194 MXN15,551
    • SFO 7:25 PM
      31h 50m
      1 stop
      OPO 11:15 AM
      San Francisco - Porto | Thu, Dec 3 | Swiss Airlines
      OPO 12:05 PM
      36h 25m
      1 stop
      SFO 4:30 PM
      Porto - San Francisco | Wed, Dec 9 | Swiss Airlines
      MXN15,582
      14% off
      MXN18,194 MXN15,582
    • SFO 7:00 AM
      18h 30m
      1 stop
      OPO 9:30 AM
      San Francisco - Porto | Thu, Dec 3 | United Airlines
      OPO 7:20 PM
      29h 10m
      1 stop
      SFO 4:30 PM
      Porto - San Francisco | Wed, Dec 9 | Swiss Airlines
      MXN15,602
      14% off
      MXN18,194 MXN15,602
    • SFO 1:40 PM
      15h 35m
      1 stop
      OPO 1:15 PM
      San Francisco - Porto | Wed, Nov 18 | United Airlines
      OPO 12:05 PM
      36h 25m
      1 stop
      SFO 4:30 PM
      Porto - San Francisco | Tue, Nov 24 | Swiss Airlines
      MXN15,667
      14% off
      MXN18,194 MXN15,667
    • SFO 3:10 PM
      22h 50m
      1 stop
      OPO 10:00 PM
      San Francisco - Porto | Thu, Dec 3 | Delta Air Lines
      OPO 11:15 AM
      32h 30m
      1 stop
      SFO 11:45 AM
      Porto - San Francisco | Wed, Dec 9 | Delta Air Lines
      MXN15,861
      13% off
      MXN18,194 MXN15,861
    • SFO 7:25 PM
      31h 50m
      1 stop
      OPO 11:15 AM
      San Francisco - Porto | Mon, Nov 16 | Swiss Airlines
      OPO 12:05 PM
      36h 25m
      1 stop
      SFO 4:30 PM
      Porto - San Francisco | Sun, Nov 22 | Swiss Airlines
      MXN15,881
      13% off
      MXN18,194 MXN15,881
    • SFO 1:00 PM
      17h 25m
      1 stop
      OPO 2:00 PM
      San Francisco - Porto | Tue, Nov 3 | Normal Airline
      OPO 3:00 PM
      6h
      Nonstop
      SFO 4:00 PM
      Porto - San Francisco | Thu, Nov 5 | Normal Airline
      Find more flights
      Find more flights
    • Cheapest
      SFO 4:35 PM
      18h 25m
      1 stop
      OPO 7:00 PM
      San Francisco - Porto | Wed, Nov 11 | TAP Air Portugal
      MXN3,981 MXN9,616
      59% off
      59% off
      MXN9,616 MXN3,981
    • SFO 4:35 PM
      14h 25m
      1 stop
      OPO 3:00 PM
      San Francisco - Porto | Wed, Nov 25 | TAP Air Portugal
      MXN4,060 MXN9,616
      57% off
      57% off
      MXN9,616 MXN4,060
    • SFO 4:35 PM
      17h 25m
      1 stop
      OPO 6:00 PM
      San Francisco - Porto | Fri, Nov 13 | TAP Air Portugal
      MXN4,100 MXN9,616
      56% off
      56% off
      MXN9,616 MXN4,100
    • SFO 4:35 PM
      14h 25m
      1 stop
      OPO 3:00 PM
      San Francisco - Porto | Mon, Nov 30 | TAP Air Portugal
      MXN4,255
      56% off
      MXN9,616 MXN4,255
    • SFO 8:00 PM
      18h 35m
      1 stop
      OPO 10:35 PM
      San Francisco - Porto | Thu, Nov 19 | French Bee Airlines
      MXN8,245
      14% off
      MXN9,616 MXN8,245
    • SFO 8:00 PM
      18h 20m
      1 stop
      OPO 10:20 PM
      San Francisco - Porto | Wed, Nov 4 | French Bee Airlines
      MXN8,338
      13% off
      MXN9,616 MXN8,338
    • SFO 8:00 PM
      18h 35m
      1 stop
      OPO 10:35 PM
      San Francisco - Porto | Thu, Nov 19 | Air Caraïbes
      MXN8,349
      13% off
      MXN9,616 MXN8,349
    • SFO 8:51 AM
      18h 29m
      1 stop
      OPO 11:20 AM
      San Francisco - Porto | Thu, Nov 19 | Alaska Airlines
      MXN8,358
      13% off
      MXN9,616 MXN8,358
    • SFO 9:00 AM
      18h 20m
      1 stop
      OPO 11:20 AM
      San Francisco - Porto | Thu, Nov 19 | Delta Air Lines
      MXN8,468
      12% off
      MXN9,616 MXN8,468
    • SFO 1:00 PM
      17h 25m
      1 stop
      OPO 2:00 PM
      San Francisco - Porto | Tue, Nov 3 | Normal Airline
      Find more flights
      Find more flights
    • SFO 4:35 PM
      14h 25m
      1 stop
      OPO 3:00 PM
      San Francisco - Porto | Mon, Nov 23 | TAP Air Portugal
      MXN8,728 MXN19,293
      55% off
      55% off
      MXN19,293 MXN8,728
    • SFO 7:25 PM
      15h 5m
      1 stop
      OPO 6:30 PM
      San Francisco - Porto | Thu, Dec 3 | Swiss Airlines
      MXN12,353 MXN19,293
      36% off
      36% off
      MXN19,293 MXN12,353
    • SFO 7:15 PM
      13h 45m
      1 stop
      OPO 5:00 PM
      San Francisco - Porto | Fri, Nov 6 | TAP Air Portugal
      MXN17,170 MXN19,293
      11% off
      11% off
      MXN19,293 MXN17,170
    • SFO 1:00 PM
      17h 25m
      1 stop
      OPO 2:00 PM
      San Francisco - Porto | Tue, Nov 3 | Normal Airline
      Find more flights
      Find more flights
    • SFO 12:00 PM
      13h 30m
      1 stop
      OPO 9:30 AM
      San Francisco - Porto | Thu, Dec 3 | United Airlines
      MXN12,129 MXN19,293
      37% off
      37% off
      MXN19,293 MXN12,129
    • SFO 7:15 PM
      13h 45m
      1 stop
      OPO 5:00 PM
      San Francisco - Porto | Fri, Nov 6 | TAP Air Portugal
      MXN17,170 MXN19,293
      11% off
      11% off
      MXN19,293 MXN17,170
    • SFO 4:35 PM
      14h 25m
      1 stop
      OPO 3:00 PM
      San Francisco - Porto | Wed, Nov 25 | TAP Air Portugal
      MXN4,060 MXN9,616
      57% off
      57% off
      MXN9,616 MXN4,060
    • SFO 4:35 PM
      14h 25m
      1 stop
      OPO 3:00 PM
      San Francisco - Porto | Mon, Nov 30 | TAP Air Portugal
      MXN4,255
      56% off
      MXN9,616 MXN4,255
    • SFO 7:25 PM
      15h 5m
      1 stop
      OPO 6:30 PM
      San Francisco - Porto | Tue, Jan 5 | Swiss Airlines
      MXN13,146
      32% off
      MXN19,293 MXN13,146
    • SFO 4:35 PM
      16h 25m
      1 stop
      OPO 5:00 PM
      San Francisco - Porto | Wed, Nov 4 | TAP Air Portugal
      MXN8,538
      11% off
      MXN9,616 MXN8,538
    • SFO 4:35 PM
      17h 25m
      1 stop
      OPO 6:00 PM
      San Francisco - Porto | Fri, Nov 13 | TAP Air Portugal
      MXN4,100
      56% off
      MXN9,616 MXN4,100
    • SFO 8:00 PM
      18h 20m
      1 stop
      OPO 10:20 PM
      San Francisco - Porto | Wed, Nov 4 | French Bee Airlines
      MXN8,338
      13% off
      MXN9,616 MXN8,338
    • SFO 9:00 AM
      18h 20m
      1 stop
      OPO 11:20 AM
      San Francisco - Porto | Thu, Nov 19 | Delta Air Lines
      MXN8,468
      12% off
      MXN9,616 MXN8,468
    • SFO 1:00 PM
      17h 25m
      1 stop
      OPO 2:00 PM
      San Francisco - Porto | Tue, Nov 3 | Normal Airline
      Find more flights
      Find more flights
    • SFO 7:15 PM
      13h 45m
      1 stop
      OPO 5:00 PM
      San Francisco - Porto | Fri, Nov 6 | TAP Air Portugal
      MXN17,170 MXN19,293
      11% off
      11% off
      MXN19,293 MXN17,170
    • SFO 1:00 PM
      17h 25m
      1 stop
      OPO 2:00 PM
      San Francisco - Porto | Tue, Nov 3 | Normal Airline
      Find more flights
      Find more flights

Displayed flight fares from San Francisco to Porto 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 TAP Air Portugal (from MXN4,060) among 10 carriers operating this route. Based on Trip.com's latest 7-day flight data.

TAP Air Portugal
From MXN4,060
Jetblue Airways
From MXN6,335
Aer Lingus
From MXN7,191
Air Canada
From MXN7,417
Swiss Airlines
From MXN7,437
Lufthansa
From MXN7,680
ITA Airways
From MXN7,733
French Bee Airlines
From MXN8,245
Air Caraïbes
From MXN8,349
Alaska Airlines
From MXN8,358

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. TP238

    San Francisco Intl. Airport

    4:35 PM

    SFO

    11h 5m

    Nonstop

    11:40 AM

    LIS

    S - T - T F -
    Search

  2. TP1930

    Humberto Delgado Airport

    4:00 PM

    LIS

    1h

    Nonstop

    5:00 PM

    OPO

    S M T W T F S

  3. TP238

    San Francisco Intl. Airport

    4:35 PM

    SFO

    11h 5m

    Nonstop

    11:40 AM

    LIS

    S - T - T F -
    Search

  4. TP1928

    Humberto Delgado Airport

    2:00 PM

    LIS

    1h

    Nonstop

    3:00 PM

    OPO

    S M T W T F S

  5. TP238

    San Francisco Intl. Airport

    4:35 PM

    SFO

    11h 5m

    Nonstop

    11:40 AM

    LIS

    S - T - T F -
    Search

  6. TP1932

    Humberto Delgado Airport

    5:00 PM

    LIS

    1h

    Nonstop

    6:00 PM

    OPO

    S M T W - F S

  7. UA1909

    San Francisco Intl. Airport

    10:20 AM

    SFO

    5h 23m

    Nonstop

    6:43 PM

    EWR

    S M T W T F S
    Search

  8. UA144

    Newark Liberty Intl. Airport Airport

    9:50 PM

    EWR

    6h 55m

    Nonstop

    9:45 AM

    OPO

    S M T W T F S

  9. LH455

    San Francisco Intl. Airport

    2:45 PM

    SFO

    10h 45m

    Nonstop

    10:30 AM

    FRA

    S M T W T F S
    Search

  10. LH1176

    Frankfurt Intl. Airport

    1:30 PM

    FRA

    2h 50m

    Nonstop

    3:20 PM

    OPO

    S M T W T F S

  11. UA1642

    San Francisco Intl. Airport

    8:15 AM

    SFO

    5h 23m

    Nonstop

    4:38 PM

    EWR

    S M T W T F S
    Search

  12. UA144

    Newark Liberty Intl. Airport Airport

    9:50 PM

    EWR

    6h 55m

    Nonstop

    9:45 AM

    OPO

    S M T W T F S

  13. AF6853

    San Francisco Intl. Airport

    7:00 AM

    SFO

    5h 36m

    Nonstop

    3:36 PM

    JFK

    S M T W T F S
    Search

  14. AF3599

    John F Kennedy Intl. Airport

    9:05 PM

    JFK

    7h

    Nonstop

    9:05 AM

    OPO

    - - T - T - S

  15. KL5640

    San Francisco Intl. Airport

    6:00 AM

    SFO

    5h 24m

    Nonstop

    2:24 PM

    JFK

    S M T W T F S
    Search

  16. KL6201

    John F Kennedy Intl. Airport

    10:25 PM

    JFK

    7h 5m

    Nonstop

    10:30 AM

    OPO

    - - T - T - S

  17. LH459

    San Francisco Intl. Airport

    9:40 PM

    SFO

    11h 15m

    Nonstop

    5:55 PM

    MUC

    S M T W T F S
    Search

  18. LH1784

    Munich Airport

    9:40 PM

    MUC

    3h

    Nonstop

    11:40 PM

    OPO

    - - - W T F S

  19. BF711

    San Francisco Intl. Airport

    9:00 PM

    SFO

    10h 45m

    Nonstop

    3:45 PM

    ORY

    S - - W - F -
    Search

  20. FR7475

    Tille Airport Beauvais

    6:10 AM

    BVA

    2h 10m

    Nonstop

    7:20 AM

    OPO

    S M T W T F S
Find more flights and airlines

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 MXN3,981
Cheapest return ticket price MXN14,279

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 MXN3,981, and round-trip fares start from MXN14,279. The current lowest fare is a TAP Air Portugal flight departing on Wed, Nov 11; 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 MXN12,798. 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.