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Cheap flight deals from Sioux Falls to Porto Starting at US$630

We've found these cheap flights for you. You can book one-way or round-trip flight tickets.

  • Round-trip
      • FSD06:38 pm
        35h 2m
        2 stops
        OPO11:40 am
        Tue, Mar 4|Sioux Falls - Porto|United Airlines
        OPO06:00 am
        19h 15m
        2 stops
        FSD08:15 pm
        Tue, Mar 11|Porto - Sioux Falls|United Airlines
        US$630US$1,142
        45% OFF
        45% OFF
        US$1,142US$630

        Choose United Airlines flights from Sioux Falls to Porto. The one-way connecting flight with United Airlines departs from Sioux Falls Regional Airport on Tue, Mar 4-Tue, Mar 11, arriving at Francisco Sa Carneiro International Airport. One-way Prices start from US$630 including taxes and charges.

      • FSD09:07 am
        25h 8m
        2 stops
        OPO03:15 pm
        Tue, Mar 11|Sioux Falls - Porto|United Airlines
        OPO06:00 am
        33h 44m
        2 stops
        FSD10:44 am
        Tue, Mar 18|Porto - Sioux Falls|United Airlines
        US$632US$1,142
        45% OFF
        45% OFF
        US$1,142US$632

        Choose United Airlines flights from Sioux Falls to Porto. The one-way connecting flight with United Airlines departs from Sioux Falls Regional Airport on Tue, Mar 11-Tue, Mar 18, arriving at Francisco Sa Carneiro International Airport. One-way Prices start from US$632 including taxes and charges.

      • FSD01:45 pm
        19h 30m
        2 stops
        OPO03:15 pm
        Tue, Mar 4|Sioux Falls - Porto|Lufthansa
        OPO06:00 am
        33h 44m
        2 stops
        FSD10:44 am
        Tue, Mar 11|Porto - Sioux Falls|United Airlines
        US$650US$1,142
        43% OFF
        43% OFF
        US$1,142US$650

        Choose Lufthansa flights from Sioux Falls to Porto. The one-way connecting flight with Lufthansa departs from Sioux Falls Regional Airport on Tue, Mar 4-Tue, Mar 11, arriving at Francisco Sa Carneiro International Airport. One-way Prices start from US$650 including taxes and charges.

      • FSD11:20 am
        19h 20m
        2 stops
        OPO11:40 am
        Tue, Mar 11|Sioux Falls - Porto|Lufthansa
        OPO06:00 am
        21h 15m
        2 stops
        FSD10:15 pm
        Tue, Mar 18|Porto - Sioux Falls|United Airlines
        US$652
        US$652

        Choose Lufthansa flights from Sioux Falls to Porto. The one-way connecting flight with Lufthansa departs from Sioux Falls Regional Airport on Tue, Mar 11-Tue, Mar 18, arriving at Francisco Sa Carneiro International Airport. One-way Prices start from US$652 including taxes and charges.

      • FSD06:38 pm
        21h 47m
        2 stops
        OPO10:25 pm
        Thu, Feb 27|Sioux Falls - Porto|Lufthansa
        OPO06:00 am
        22h 15m
        2 stops
        FSD10:15 pm
        Wed, Mar 5|Porto - Sioux Falls|Lufthansa
        US$701
        US$701

        Choose Lufthansa flights from Sioux Falls to Porto. The one-way connecting flight with Lufthansa departs from Sioux Falls Regional Airport on Thu, Feb 27-Wed, Mar 5, arriving at Francisco Sa Carneiro International Airport. One-way Prices start from US$701 including taxes and charges.

      • FSD06:59 pm
        45h 21m
        2 stops
        OPO10:20 pm
        Thu, Feb 27|Sioux Falls - Porto|Delta Air Lines
        OPO11:35 am
        41h 39m
        2 stops
        FSD11:14 pm
        Wed, Mar 5|Porto - Sioux Falls|Air France
        US$736
        US$736

        Choose Delta Air Lines flights from Sioux Falls to Porto. The one-way connecting flight with Delta Air Lines departs from Sioux Falls Regional Airport on Thu, Feb 27-Wed, Mar 5, arriving at Francisco Sa Carneiro International Airport. One-way Prices start from US$736 including taxes and charges.

      • FSD06:38 pm
        21h 47m
        2 stops
        OPO10:25 pm
        Fri, Feb 28|Sioux Falls - Porto|Lufthansa
        OPO06:00 am
        20h 15m
        2 stops
        FSD08:15 pm
        Thu, Mar 6|Porto - Sioux Falls|Lufthansa
        US$745
        US$745

        Choose Lufthansa flights from Sioux Falls to Porto. The one-way connecting flight with Lufthansa departs from Sioux Falls Regional Airport on Fri, Feb 28-Thu, Mar 6, arriving at Francisco Sa Carneiro International Airport. One-way Prices start from US$745 including taxes and charges.

      • FSD01:18 pm
        15h 32m
        2 stops
        OPO10:50 am
        Thu, Feb 27|Sioux Falls - Porto|Virgin Atlantic
        OPO11:15 am
        41h 59m
        2 stops
        FSD11:14 pm
        Wed, Mar 5|Porto - Sioux Falls|Delta Air Lines
        US$755
        US$755

        Choose Virgin Atlantic flights from Sioux Falls to Porto. The one-way connecting flight with Virgin Atlantic departs from Sioux Falls Regional Airport on Thu, Feb 27-Wed, Mar 5, arriving at Francisco Sa Carneiro International Airport. One-way Prices start from US$755 including taxes and charges.

      • FSD04:27 pm
        36h 3m
        2 stops
        OPO10:30 am
        Tue, Mar 4|Sioux Falls - Porto|Delta Air Lines
        OPO06:00 am
        22h 22m
        2 stops
        FSD11:22 pm
        Tue, Mar 11|Porto - Sioux Falls|KLM
        US$802
        US$802

        Choose Delta Air Lines flights from Sioux Falls to Porto. The one-way connecting flight with Delta Air Lines departs from Sioux Falls Regional Airport on Tue, Mar 4-Tue, Mar 11, arriving at Francisco Sa Carneiro International Airport. One-way Prices start from US$802 including taxes and charges.

      • FSD08:05 am
        21h 35m
        2 stops
        OPO11:40 am
        Sat, Mar 1|Sioux Falls - Porto|United Airlines
        OPO12:30 pm
        32h 8m
        2 stops
        FSD02:38 pm
        Fri, Mar 7|Porto - Sioux Falls|United Airlines
        US$841
        US$841

        Choose United Airlines flights from Sioux Falls to Porto. The one-way connecting flight with United Airlines departs from Sioux Falls Regional Airport on Sat, Mar 1-Fri, Mar 7, arriving at Francisco Sa Carneiro International Airport. One-way Prices start from US$841 including taxes and charges.

      • FSD01:00 pm
        3h 5m
        Nonstop
        OPO02:00 pm
        Sat, Mar 1|Sioux Falls - Porto|United Airlines
        Find More Flights
        Find More Flights

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Sioux Falls to Porto Flight Time

Flight info.
Departure
Arrival
Weekly Schedule

  1. UA5492

    United Airlines

    02:05 pm

    FSD

    1.8h

    02:55 pm

    DEN

    SMTWTFS
    Search

  2. UA182

    United Airlines

    03:50 pm

    DEN

    9.5h

    09:20 am

    FRA

    SMTWTFS

  3. UA8972

    United Airlines

    01:55 pm

    FRA

    2.8h

    03:45 pm

    OPO

    S-TWTFS

  4. LH9341

    Lufthansa

    02:05 pm

    FSD

    1.8h

    02:55 pm

    DEN

    SMTWTFS
    Search

  5. LH447

    Lufthansa

    05:59 pm

    DEN

    9.5h

    11:30 am

    FRA

    SMTWTFS

  6. LH1178

    Lufthansa

    01:15 pm

    FRA

    2.9h

    03:10 pm

    OPO

    S-TWTFS

  7. UA4423

    United Airlines

    03:13 pm

    FSD

    1.8h

    05:00 pm

    ORD

    SMTWTFS
    Search

  8. UA907

    United Airlines

    06:25 pm

    ORD

    8.5h

    09:55 am

    FRA

    SMTWTFS

  9. UA8972

    United Airlines

    01:55 pm

    FRA

    2.8h

    03:45 pm

    OPO

    S-TWTFS

  10. VS3361

    Virgin Atlantic

    04:20 pm

    FSD

    1.2h

    05:31 pm

    MSP

    SMTWTFS
    Search

  11. VS3973

    Virgin Atlantic

    03:40 pm

    MSP

    8.5h

    07:10 am

    CDG

    SMTWTFS

  12. AF1528

    Air France

    02:10 pm

    CDG

    2.3h

    03:30 pm

    OPO

    SMTWTFS

  13. VS3361

    Virgin Atlantic

    04:20 pm

    FSD

    1.2h

    05:31 pm

    MSP

    SMTWTFS
    Search

  14. VS3934

    Virgin Atlantic

    03:50 pm

    MSP

    8.1h

    06:55 am

    AMS

    SMTWTFS

  15. KL1571

    KLM

    08:55 am

    AMS

    2.8h

    10:40 am

    OPO

    SMTWTFS

  16. AA3467

    American Airlines

    05:01 pm

    FSD

    1.6h

    06:37 pm

    ORD

    S-TWT-S
    Search

  17. BA296

    British Airways

    09:15 pm

    ORD

    7.8h

    11:00 am

    LHR

    SMTWTFS

  18. BA2666

    British Airways

    07:50 am

    LGW

    2.6h

    10:25 am

    OPO

    SMTWT-S

  19. LH7765

    Lufthansa

    11:25 am

    FSD

    1.8h

    01:15 pm

    ORD

    SMT-TFS
    Search

  20. LH9269

    Lufthansa

    06:00 pm

    ORD

    8.7h

    09:40 am

    MUC

    SMTWTFS

  21. LH1782

    Lufthansa

    10:50 am

    MUC

    3.0h

    12:50 pm

    OPO

    SMTWTFS

  22. LH7765

    Lufthansa

    11:25 am

    FSD

    1.8h

    01:15 pm

    ORD

    SMT-TFS
    Search

  23. LH431

    Lufthansa

    04:00 pm

    ORD

    8.3h

    07:20 am

    FRA

    SMT-TFS

  24. LH1176

    Lufthansa

    09:25 am

    FRA

    2.8h

    11:15 am

    OPO

    SMTWT--

  25. LH7765

    Lufthansa

    11:25 am

    FSD

    1.8h

    01:15 pm

    ORD

    SMT-TFS
    Search

  26. LH9153

    Lufthansa

    03:10 pm

    ORD

    8.3h

    06:30 am

    FRA

    SMTWTFS

  27. LH1176

    Lufthansa

    09:25 am

    FRA

    2.8h

    11:15 am

    OPO

    SMTWT--

  28. DL5234

    Delta Air Lines

    12:25 pm

    FSD

    1.2h

    01:39 pm

    MSP

    SMTWTFS
    Search

  29. DL160

    Delta Air Lines

    03:50 pm

    MSP

    8.1h

    06:55 am

    AMS

    SMTWTFS

  30. DL9398

    Delta Air Lines

    08:50 am

    AMS

    2.7h

    10:30 am

    OPO

    SMTWTFS
Find more flights and airlines

When is the cheapest time to fly from Sioux Falls to Porto?

We monitor flight fares to help you find the best deals effortlessly

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

Frequently Asked Questions

  • When are flight tickets from Sioux Falls (FSD) to Porto (OPO) the cheapest?

    Airlines adjust prices for flights from Sioux Falls to Porto based on the departure date and time of your selection. By analyzing data from all airlines, we've discovered that on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.

  • How much do flights from Sioux Falls (FSD) to Porto (OPO) cost?

    According to Trip.com's data, the lowest price is around US$1,771.

  • 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.

How to find a cheap flight from Sioux Falls to Porto

Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Sioux Falls to Porto. Book your flights at the right time and save more.
1
Book Early
Once prices are gone, they're gone. Lock in deals while you can!
2
Compare Flight Prices
Compare prices on travel agency and airline websites.
3
Look Out for Deals
Check airline and travel agency websites for latest flight deals
4
Check One-way Fares
Buying two cheap one-way flights can sometimes be a better deal than a round-trip.
5
Try Different Dates
Flying during the week, early in the morning, or late at night can help save money.
6
Use the Trip.com App
Save up to £10 per person when booking your flights on Trip.com

Flight Info | Sioux Falls to Porto

Off-season for travelDecember
Peak season for travelFebruary
Flight distance6,869.89 km
Popular airlineAmerican Airlines

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