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San Diego International Airport to Porto Airport flight

Explore the cheapest one-way and round-trip flights from San Diego International Airport to Porto Airport over the next 90 days, with one-way fares from €323 and round-trip from €633. Based on Trip.com's latest 7-day flight data.

      • SAN 6:35 AM
        19h 55m
        1 stop
        OPO 9:30 AM
        San Diego - Porto | Fri, Oct 30 | United Airlines
        OPO 6:15 AM
        17h 30m
        1 stop
        SAN 3:45 PM
        Porto - San Diego | Fri, Nov 6 | Lufthansa
        €633 €971
        35% off
        35% off
        €971 €633
      • SAN 10:20 PM
        27h 10m
        1 stop
        OPO 9:30 AM
        San Diego - Porto | Thu, Nov 5 | United Airlines
        OPO 12:35 PM
        16h 47m
        1 stop
        SAN 9:22 PM
        Porto - San Diego | Thu, Nov 12 | United Airlines
        €642 €971
        34% off
        34% off
        €971 €642
      • SAN 6:35 AM
        18h 55m
        1 stop
        OPO 9:30 AM
        San Diego - Porto | Tue, Nov 3 | United Airlines
        OPO 1:45 PM
        34h
        1 stop
        SAN 3:45 PM
        Porto - San Diego | Tue, Nov 10 | Lufthansa
        €644 €971
        34% off
        34% off
        €971 €644
      • SAN 5:35 PM
        22h 20m
        1 stop
        OPO 11:55 PM
        San Diego - Porto | Sat, Nov 7 | Lufthansa
        OPO 6:10 AM
        17h 35m
        1 stop
        SAN 3:45 PM
        Porto - San Diego | Sat, Nov 14 | Lufthansa
        €660
        32% off
        €971 €660
      • SAN 6:35 AM
        18h 55m
        1 stop
        OPO 9:30 AM
        San Diego - Porto | Wed, Nov 11 | United Airlines
        OPO 12:35 PM
        16h 47m
        1 stop
        SAN 9:22 PM
        Porto - San Diego | Wed, Nov 18 | United Airlines
        €682
        30% off
        €971 €682
      • SAN 6:35 AM
        18h 55m
        1 stop
        OPO 9:30 AM
        San Diego - Porto | Sun, Nov 15 | United Airlines
        OPO 1:45 PM
        34h
        1 stop
        SAN 3:45 PM
        Porto - San Diego | Mon, Nov 23 | Lufthansa
        €682
        30% off
        €971 €682
      • SAN 6:35 PM
        22h 5m
        1 stop
        OPO 11:40 PM
        San Diego - Porto | Fri, Oct 30 | Lufthansa
        OPO 6:15 AM
        17h 30m
        1 stop
        SAN 3:45 PM
        Porto - San Diego | Fri, Nov 6 | Lufthansa
        €684
        30% off
        €971 €684
      • SAN 6:35 AM
        19h 55m
        1 stop
        OPO 9:30 AM
        San Diego - Porto | Tue, Oct 27 | United Airlines
        OPO 1:45 PM
        34h
        1 stop
        SAN 3:45 PM
        Porto - San Diego | Tue, Nov 3 | Lufthansa
        €685
        28% off
        €971 €685
      • SAN 5:35 PM
        22h 20m
        1 stop
        OPO 11:55 PM
        San Diego - Porto | Wed, Nov 11 | Lufthansa
        OPO 12:35 PM
        16h 47m
        1 stop
        SAN 9:22 PM
        Porto - San Diego | Wed, Nov 18 | United Airlines
        €693
        28% off
        €971 €693
      • SAN 7:00 AM
        16h
        1 stop
        OPO 7:00 AM
        San Diego - Porto | Mon, Oct 12 | Air Canada
        OPO 6:20 AM
        17h 5m
        1 stop
        SAN 3:25 PM
        Porto - San Diego | Tue, Oct 20 | Lufthansa
        €694
        28% off
        €971 €694
      • SAN 6:35 AM
        18h 55m
        1 stop
        OPO 9:30 AM
        San Diego - Porto | Mon, Nov 23 | United Airlines
        OPO 1:45 PM
        34h
        1 stop
        SAN 3:45 PM
        Porto - San Diego | Tue, Dec 1 | Lufthansa
        €726
        25% off
        €971 €726
      • SAN 6:35 AM
        18h 55m
        1 stop
        OPO 9:30 AM
        San Diego - Porto | Thu, Nov 12 | United Airlines
        OPO 2:05 PM
        33h 40m
        1 stop
        SAN 3:45 PM
        Porto - San Diego | Thu, Nov 19 | Lufthansa
        €728
        25% off
        €971 €728
      • SAN 1:00 PM
        17h 25m
        1 stop
        OPO 2:00 PM
        San Diego - Porto | Sat, Oct 10 | Normal Airline
        OPO 3:00 PM
        6h
        Nonstop
        SAN 4:00 PM
        Porto - San Diego | Mon, Oct 12 | Normal Airline
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      • SAN 10:30 PM
        27h
        1 stop
        OPO 9:30 AM
        San Diego - Porto | Sun, Dec 6 | United Airlines
        €323 €598
        46% off
        46% off
        €598 €323
      • SAN 6:35 AM
        18h 55m
        1 stop
        OPO 9:30 AM
        San Diego - Porto | Tue, Nov 3 | United Airlines
        €401 €598
        33% off
        33% off
        €598 €401
      • SAN 10:20 PM
        27h 25m
        1 stop
        OPO 9:45 AM
        San Diego - Porto | Sat, Oct 17 | United Airlines
        €414 €598
        31% off
        31% off
        €598 €414
      • SAN 6:35 AM
        19h 10m
        1 stop
        OPO 9:45 AM
        San Diego - Porto | Mon, Oct 19 | United Airlines
        €423
        28% off
        €598 €423
      • SAN 6:35 AM
        19h 55m
        1 stop
        OPO 9:30 AM
        San Diego - Porto | Tue, Oct 27 | United Airlines
        €427
        28% off
        €598 €427
      • SAN 9:20 PM
        29h 10m
        1 stop
        OPO 9:30 AM
        San Diego - Porto | Sat, Oct 24 | United Airlines
        €431
        28% off
        €598 €431
      • SAN 5:15 PM
        22h 10m
        1 stop
        OPO 11:25 PM
        San Diego - Porto | Wed, Oct 21 | United Airlines
        €431
        28% off
        €598 €431
      • SAN 5:15 PM
        22h 10m
        1 stop
        OPO 11:25 PM
        San Diego - Porto | Mon, Oct 19 | Lufthansa
        €436
        27% off
        €598 €436
      • SAN 5:15 PM
        22h 10m
        1 stop
        OPO 11:25 PM
        San Diego - Porto | Wed, Oct 21 | Lufthansa
        €436
        27% off
        €598 €436
      • SAN 4:45 PM
        19h 20m
        1 stop
        OPO 8:05 PM
        San Diego - Porto | Mon, Oct 19 | British Airways
        €443
        26% off
        €598 €443
      • SAN 4:45 PM
        18h 20m
        1 stop
        OPO 7:05 PM
        San Diego - Porto | Wed, Oct 21 | British Airways
        €444
        26% off
        €598 €444
      • SAN 5:15 PM
        22h 10m
        1 stop
        OPO 11:25 PM
        San Diego - Porto | Thu, Oct 22 | Lufthansa
        €448
        25% off
        €598 €448
      • SAN 1:00 PM
        17h 25m
        1 stop
        OPO 2:00 PM
        San Diego - Porto | Sat, Oct 10 | Normal Airline
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Displayed flight fares from San Diego International 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 Diego International Airport to Porto Airport?

The cheapest airline flying from San Diego International Airport to Porto Airport is United Airlines (from €401) among 10 carriers operating this route. Based on Trip.com's latest 7-day flight data.

United Airlines
From €401
American Airlines
From €423
Lufthansa
From €436
British Airways
From €443
KLM
From €443
Air France
From €443
Delta Air Lines
From €448
Swiss Airlines
From €449
Air Canada
From €508
Iberia
From €522

Find more flights and airlines

What is the flight schedule from San Diego International Airport to Porto Airport?

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

Flight info.
Departure
Arrival
Weekly Schedule

  1. BA5545

    San Diego International Airport

    2:23 PM

    SAN

    3h 25m

    Nonstop

    7:48 PM

    DFW

    S M T W T F S
    Search

  2. BA4296

    Dallas Fort Worth International Airport

    9:45 PM

    DFW

    9h 40m

    Nonstop

    2:25 PM

    MAD

    S M T W T F S

  3. IB543

    Adolfo Suárez Madrid-Barajas Airport

    7:20 AM

    MAD

    1h 20m

    Nonstop

    7:40 AM

    OPO

    S M T W T F S

  4. AY5706

    San Diego International Airport

    11:14 AM

    SAN

    3h 13m

    Nonstop

    4:27 PM

    DFW

    S M T W T F S
    Search

  5. AY3742

    Dallas Fort Worth International Airport

    5:20 PM

    DFW

    9h

    Nonstop

    9:20 AM

    MAD

    S M T W T F S

  6. AY4791

    Adolfo Suárez Madrid-Barajas Airport

    11:25 AM

    MAD

    1h 20m

    Nonstop

    11:45 AM

    OPO

    - M T W T F S

  7. AF2095

    San Diego International Airport

    9:45 AM

    SAN

    2h 5m

    Nonstop

    12:50 PM

    SLC

    S M T W T F S
    Search

  8. AF2390

    Salt Lake City International Airport

    1:59 PM

    SLC

    4h 42m

    Nonstop

    8:41 PM

    JFK

    S M T W T F S

  9. AF9112

    John F Kennedy Intl. Airport

    10:25 PM

    JFK

    7h 5m

    Nonstop

    10:30 AM

    OPO

    S M T W T F S

  10. BA272

    San Diego International Airport

    6:00 PM

    SAN

    10h 40m

    Nonstop

    12:40 PM

    LHR

    S M T W T F S
    Search

  11. BA2668

    Gatwick Airport

    6:00 PM

    LGW

    2h 30m

    Nonstop

    8:30 PM

    OPO

    S M T W T F S

  12. BA272

    San Diego International Airport

    6:00 PM

    SAN

    10h 40m

    Nonstop

    12:40 PM

    LHR

    S M T W T F S
    Search

  13. BA2666

    Gatwick Airport

    7:10 AM

    LGW

    2h 40m

    Nonstop

    9:50 AM

    OPO

    - M - W T F -

  14. AA1055

    San Diego International Airport

    8:00 AM

    SAN

    3h 13m

    Nonstop

    1:13 PM

    DFW

    S M T W T F S
    Search

  15. AY5644

    Dallas Fort Worth International Airport

    9:45 PM

    DFW

    9h 40m

    Nonstop

    2:25 PM

    MAD

    S M T W T F S

  16. AY4809

    Adolfo Suárez Madrid-Barajas Airport

    7:20 AM

    MAD

    1h 20m

    Nonstop

    7:40 AM

    OPO

    S M T W T F S

  17. LH7893

    San Diego International Airport

    2:30 PM

    SAN

    2h 13m

    Nonstop

    5:43 PM

    DEN

    S M - W T F S
    Search

  18. LH481

    Denver International Airport

    4:15 PM

    DEN

    9h 45m

    Nonstop

    10:00 AM

    MUC

    S M - W T F S

  19. LH1782

    Munich Airport

    8:20 AM

    MUC

    3h

    Nonstop

    10:20 AM

    OPO

    S M T W T F S

  20. AA1770

    San Diego International Airport

    1:53 PM

    SAN

    3h 17m

    Nonstop

    7:10 PM

    DFW

    S M T W T F S
    Search

  21. AA8631

    Dallas Fort Worth International Airport

    9:45 PM

    DFW

    9h 40m

    Nonstop

    2:25 PM

    MAD

    S M T W T F S

  22. AA8678

    Adolfo Suárez Madrid-Barajas Airport

    3:40 PM

    MAD

    1h 20m

    Nonstop

    4:00 PM

    OPO

    S M T W T F S

  23. AA1651

    San Diego International Airport

    7:00 AM

    SAN

    4h 55m

    Nonstop

    2:55 PM

    CLT

    S M T W T F S
    Search

  24. AA748

    Charlotte Douglas International Airport

    3:55 PM

    CLT

    7h 50m

    Nonstop

    5:45 AM

    MAD

    S M T W T F S

  25. AA8840

    Adolfo Suárez Madrid-Barajas Airport

    7:20 AM

    MAD

    1h 20m

    Nonstop

    7:40 AM

    OPO

    S M T W T F S

  26. AF8656

    San Diego International Airport

    1:05 PM

    SAN

    5h 37m

    Nonstop

    9:42 PM

    JFK

    S M T W T F S
    Search

  27. AF009

    John F Kennedy Intl. Airport

    11:30 PM

    JFK

    7h 25m

    Nonstop

    12:55 PM

    CDG

    S M T W T F S

  28. AF1528

    Roissy-Charles De Gaulle Airport

    2:00 PM

    CDG

    2h 25m

    Nonstop

    3:25 PM

    OPO

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

About San Diego International Airport and Porto Airport

Learn about San Diego International Airport (SAN) and Porto Airport (OPO) — including location, terminals, transportation, and travel tips.

Flight distance 9,023.4 km
Cheapest one-way ticket price €323
Cheapest return ticket price €633

FAQs for San Diego International 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 Diego International Airport to Porto Airport currently start from €323, and round-trip fares start from €633. The current lowest fare is a United Airlines flight departing on Sun, Dec 6; 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 Diego International Airport to Porto Airport is €542. Prices may vary depending on the departure date, airline, and availability.
  • Enter San Diego International 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.