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George Bush Intercontinental Airport to Porto Airport flight

Explore the cheapest one-way and round-trip flights from George Bush Intercontinental Airport to Porto Airport over the next 90 days, with one-way fares from AU$671 and round-trip from AU$1,027. Based on Trip.com's latest 7-day flight data.

      • IAH 3:50 PM
        19h 25m
        1 stop
        OPO 5:15 PM
        Houston - Porto | Tue, Dec 1 | British Airways
        OPO 5:35 PM
        26h 30m
        1 stop
        IAH 2:05 PM
        Porto - Houston | Sat, Dec 5 | British Airways
        AU$1,027 AU$1,526
        33% off
        33% off
        AU$1,526 AU$1,027
      • IAH 9:44 AM
        18h 46m
        1 stop
        OPO 9:30 AM
        Houston - Porto | Mon, Nov 16 | United Airlines
        OPO 12:35 PM
        29h 32m
        1 stop
        IAH 12:07 PM
        Porto - Houston | Mon, Nov 23 | United Airlines
        AU$1,042 AU$1,526
        32% off
        32% off
        AU$1,526 AU$1,042
      • IAH 10:55 AM
        16h 35m
        1 stop
        OPO 9:30 AM
        Houston - Porto | Mon, Nov 30 | United Airlines
        OPO 12:35 PM
        25h 49m
        1 stop
        IAH 8:24 AM
        Porto - Houston | Mon, Dec 7 | United Airlines
        AU$1,045 AU$1,526
        32% off
        32% off
        AU$1,526 AU$1,045
      • IAH 9:44 AM
        17h 46m
        1 stop
        OPO 9:30 AM
        Houston - Porto | Sun, Nov 22 | United Airlines
        OPO 12:35 PM
        31h 25m
        1 stop
        IAH 2:00 PM
        Porto - Houston | Sun, Nov 29 | Lufthansa
        AU$1,052
        31% off
        AU$1,526 AU$1,052
      • IAH 7:30 AM
        20h
        1 stop
        OPO 9:30 AM
        Houston - Porto | Sat, Nov 28 | United Airlines
        OPO 12:30 PM
        31h 30m
        1 stop
        IAH 2:00 PM
        Porto - Houston | Sat, Dec 5 | Lufthansa
        AU$1,052
        31% off
        AU$1,526 AU$1,052
      • IAH 9:44 AM
        17h 46m
        1 stop
        OPO 9:30 AM
        Houston - Porto | Sun, Nov 29 | United Airlines
        OPO 12:35 PM
        31h 25m
        1 stop
        IAH 2:00 PM
        Porto - Houston | Sun, Dec 6 | United Airlines
        AU$1,052
        31% off
        AU$1,526 AU$1,052
      • IAH 7:10 PM
        20h 50m
        1 stop
        OPO 10:00 PM
        Houston - Porto | Mon, Nov 30 | Air France
        OPO 5:00 AM
        14h 10m
        1 stop
        IAH 1:10 PM
        Porto - Houston | Mon, Dec 7 | KLM
        AU$1,068
        30% off
        AU$1,526 AU$1,068
      • IAH 10:58 AM
        15h 17m
        1 stop
        OPO 8:15 AM
        Houston - Porto | Mon, Nov 23 | Delta Air Lines
        OPO 5:00 AM
        14h 10m
        1 stop
        IAH 1:10 PM
        Porto - Houston | Mon, Nov 30 | KLM
        AU$1,068
        30% off
        AU$1,526 AU$1,068
      • IAH 7:10 PM
        20h 50m
        1 stop
        OPO 10:00 PM
        Houston - Porto | Mon, Nov 30 | KLM
        OPO 11:15 AM
        31h 55m
        1 stop
        IAH 1:10 PM
        Porto - Houston | Mon, Dec 7 | KLM
        AU$1,068
        30% off
        AU$1,526 AU$1,068
      • IAH 7:10 PM
        20h 50m
        1 stop
        OPO 10:00 PM
        Houston - Porto | Sat, Nov 21 | Air France
        OPO 11:15 AM
        31h 50m
        1 stop
        IAH 1:05 PM
        Porto - Houston | Sat, Nov 28 | KLM
        AU$1,068
        30% off
        AU$1,526 AU$1,068
      • IAH 7:10 PM
        20h 50m
        1 stop
        OPO 10:00 PM
        Houston - Porto | Sun, Nov 22 | Air France
        OPO 4:10 PM
        27h
        1 stop
        IAH 1:10 PM
        Porto - Houston | Sun, Nov 29 | KLM
        AU$1,068
        30% off
        AU$1,526 AU$1,068
      • IAH 7:10 PM
        20h 50m
        1 stop
        OPO 10:00 PM
        Houston - Porto | Mon, Nov 23 | Air France
        OPO 11:15 AM
        31h 55m
        1 stop
        IAH 1:10 PM
        Porto - Houston | Mon, Nov 30 | KLM
        AU$1,068
        30% off
        AU$1,526 AU$1,068
      • HOU 1:00 PM
        17h 25m
        1 stop
        OPO 2:00 PM
        Houston - Porto | Tue, Oct 6 | Normal Airline
        OPO 3:00 PM
        6h
        Nonstop
        HOU 4:00 PM
        Porto - Houston | Thu, Oct 8 | Normal Airline
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      • IAH 6:00 AM
        21h 45m
        1 stop
        OPO 9:45 AM
        Houston - Porto | Fri, Oct 16 | United Airlines
        AU$671 AU$1,219
        45% off
        45% off
        AU$1,219 AU$671
      • IAH 7:00 AM
        21h 25m
        1 stop
        OPO 10:25 AM
        Houston - Porto | Fri, Oct 16 | Delta Air Lines
        AU$692 AU$1,219
        43% off
        43% off
        AU$1,219 AU$692
      • IAH 3:55 PM
        17h 35m
        1 stop
        OPO 3:30 PM
        Houston - Porto | Fri, Oct 16 | KLM
        AU$696 AU$1,219
        43% off
        43% off
        AU$1,219 AU$696
      • IAH 3:55 PM
        17h 35m
        1 stop
        OPO 3:30 PM
        Houston - Porto | Fri, Oct 16 | Air France
        AU$696
        43% off
        AU$1,219 AU$696
      • IAH 3:30 PM
        35h 15m
        1 stop
        OPO 8:45 AM
        Houston - Porto | Fri, Oct 16 | British Airways
        AU$703
        42% off
        AU$1,219 AU$703
      • IAH 3:35 PM
        25h 20m
        1 stop
        OPO 10:55 PM
        Houston - Porto | Fri, Oct 16 | Lufthansa
        AU$733
        40% off
        AU$1,219 AU$733
      • IAH 7:20 AM
        22h 25m
        1 stop
        OPO 11:45 AM
        Houston - Porto | Sat, Oct 17 | Air Canada
        AU$756
        38% off
        AU$1,219 AU$756
      • IAH 3:55 PM
        17h 30m
        1 stop
        OPO 3:25 PM
        Houston - Porto | Sat, Oct 17 | Delta Air Lines
        AU$802
        34% off
        AU$1,219 AU$802
      • IAH 3:55 PM
        17h 30m
        1 stop
        OPO 3:25 PM
        Houston - Porto | Sat, Oct 17 | KLM
        AU$814
        33% off
        AU$1,219 AU$814
      • IAH 3:55 PM
        17h 30m
        1 stop
        OPO 3:25 PM
        Houston - Porto | Sat, Oct 17 | Air France
        AU$814
        33% off
        AU$1,219 AU$814
      • IAH 3:30 PM
        35h 15m
        1 stop
        OPO 8:45 AM
        Houston - Porto | Fri, Oct 16 | American Airlines
        AU$824
        32% off
        AU$1,219 AU$824
      • IAH 11:02 AM
        17h 28m
        1 stop
        OPO 10:30 AM
        Houston - Porto | Fri, Oct 16 | TAP Air Portugal
        AU$853
        30% off
        AU$1,219 AU$853
      • HOU 1:00 PM
        17h 25m
        1 stop
        OPO 2:00 PM
        Houston - Porto | Tue, Oct 6 | Normal Airline
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Displayed flight fares from George Bush Intercontinental 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 George Bush Intercontinental Airport to Porto Airport?

The cheapest airline flying from George Bush Intercontinental Airport to Porto Airport is United Airlines (from AU$671) among 10 carriers operating this route. Based on Trip.com's latest 7-day flight data.

United Airlines
From AU$671
Delta Air Lines
From AU$692
KLM
From AU$696
Air France
From AU$696
British Airways
From AU$703
Lufthansa
From AU$733
Air Canada
From AU$756
American Airlines
From AU$824
TAP Air Portugal
From AU$853
Finnair
From AU$875

Find more flights and airlines

What is the flight schedule from George Bush Intercontinental Airport to Porto Airport?

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

Flight info.
Departure
Arrival
Weekly Schedule

  1. UA2371

    George Bush Intercontinental Airport

    12:02 PM

    IAH

    3h 38m

    Nonstop

    4:40 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. SN8882

    George Bush Intercontinental Airport

    12:02 PM

    IAH

    3h 38m

    Nonstop

    4:40 PM

    EWR

    S M T W T F S
    Search

  4. SN9030

    Newark Liberty Intl. Airport Airport

    9:50 PM

    EWR

    6h 55m

    Nonstop

    9:45 AM

    OPO

    S M T W T F S

  5. DL8667

    George Bush Intercontinental Airport

    3:55 PM

    IAH

    9h 20m

    Nonstop

    8:15 AM

    CDG

    S M T W T F S
    Search

  6. DL8258

    Roissy-Charles De Gaulle Airport

    2:00 PM

    CDG

    2h 25m

    Nonstop

    3:25 PM

    OPO

    S M T W T F S

  7. KL7374

    George Bush Intercontinental Airport

    11:34 AM

    IAH

    2h 44m

    Nonstop

    3:18 PM

    DTW

    S M T W T F S
    Search

  8. KL2227

    Detroit Metropolitan Wayne County Airport

    9:20 PM

    DTW

    7h 45m

    Nonstop

    11:05 AM

    CDG

    S M T W T F S

  9. KL2282

    Roissy-Charles De Gaulle Airport

    2:00 PM

    CDG

    2h 25m

    Nonstop

    3:25 PM

    OPO

    S M T W T F S

  10. AA3100

    George Bush Intercontinental Airport

    9:49 AM

    IAH

    2h 35m

    Nonstop

    1:24 PM

    MIA

    S M T W T F S
    Search

  11. AA8741

    Miami Intl. Airport

    4:55 PM

    MIA

    8h 50m

    Nonstop

    7:45 AM

    MAD

    - M T W T - S

  12. AA8678

    Adolfo Suárez Madrid-Barajas Airport

    3:40 PM

    MAD

    1h 20m

    Nonstop

    4:00 PM

    OPO

    S M - W T F S

  13. LH441

    George Bush Intercontinental Airport

    3:35 PM

    IAH

    9h 40m

    Nonstop

    8:15 AM

    FRA

    S M T W T F S
    Search

  14. LH1180

    Frankfurt Intl. Airport

    9:05 PM

    FRA

    2h 50m

    Nonstop

    10:55 PM

    OPO

    S M T W T F S

  15. BA196

    George Bush Intercontinental Airport

    9:05 PM

    IAH

    9h 20m

    Nonstop

    12:25 PM

    LHR

    S M T W T F S
    Search

  16. BA2666

    Gatwick Airport

    7:10 AM

    LGW

    2h 40m

    Nonstop

    9:50 AM

    OPO

    - M - W T F -

  17. AY5496

    George Bush Intercontinental Airport

    9:05 PM

    IAH

    9h 20m

    Nonstop

    12:25 PM

    LHR

    S M T W T F S
    Search

  18. BA2666

    Gatwick Airport

    7:10 AM

    LGW

    2h 40m

    Nonstop

    9:50 AM

    OPO

    - M - W T F -

  19. TK034

    George Bush Intercontinental Airport

    9:10 PM

    IAH

    12h

    Nonstop

    5:10 PM

    IST

    S M T W T F S
    Search

  20. TK1449

    Istanbul Airport

    6:50 AM

    IST

    4h 55m

    Nonstop

    9:45 AM

    OPO

    S M T W T F S

  21. TP4422

    George Bush Intercontinental Airport

    11:58 AM

    IAH

    3h 40m

    Nonstop

    4:38 PM

    JFK

    S M T - T F S
    Search

  22. TP210

    John F Kennedy Intl. Airport

    10:05 PM

    JFK

    7h 10m

    Nonstop

    10:15 AM

    LIS

    S M T - T F S

  23. TP1938

    Humberto Delgado Airport

    11:45 PM

    LIS

    55m

    Nonstop

    12:40 AM

    OPO

    S M T W T F S
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About George Bush Intercontinental Airport and Porto Airport

Learn about George Bush Intercontinental Airport (IAH) and Porto Airport (OPO) — including location, terminals, transportation, and travel tips.

Flight distance 7,620.16 km
Cheapest one-way ticket price AU$671
Cheapest return ticket price AU$1,027

FAQs for George Bush Intercontinental 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 George Bush Intercontinental Airport to Porto Airport currently start from AU$671, and round-trip fares start from AU$1,027. The current lowest fare is a United Airlines flight departing on Fri, Oct 16; 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 George Bush Intercontinental Airport to Porto Airport is AU$1,015. Prices may vary depending on the departure date, airline, and availability.
  • Enter George Bush Intercontinental 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.

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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

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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.