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Cheap flight deals from Houston to Porto Starting at $389

Whether you’re going for a one-way or round-trip to Porto, we’ve got you covered! Check out these different flight options from Houston below.

  • One way
  • Round-trip
      • IAH11:57 am
        17h 58m
        1 stop
        OPO11:55 am
        Fri, Jan 31|Houston - Porto|Jetblue Airways
        $389$726
        46% OFF
        46% OFF
        $726$389

        Choose Jetblue Airways flights from Houston to Porto. The one-way connecting flight with Jetblue Airways departs from George Bush Intercontinental Airport on Fri, Jan 31, arriving at Francisco Sa Carneiro International Airport. One-way Prices start from $389 including taxes and charges.

      • IAH06:30 am
        23h 20m
        1 stop
        OPO11:50 am
        Mon, Jan 13|Houston - Porto|Delta Air Lines
        $430$726
        41% OFF
        41% OFF
        $726$430

        Choose Delta Air Lines flights from Houston to Porto. The one-way connecting flight with Delta Air Lines departs from George Bush Intercontinental Airport on Mon, Jan 13, arriving at Francisco Sa Carneiro International Airport. One-way Prices start from $430 including taxes and charges.

      • HOU11:40 am
        18h 35m
        1 stop
        OPO12:15 pm
        Tue, Jan 7|Houston - Porto|Southwest Airlines
        $430$726
        41% OFF
        41% OFF
        $726$430

        Choose Southwest Airlines flights from Houston to Porto. The one-way connecting flight with Southwest Airlines departs from William P. Hobby Airport on Tue, Jan 7, arriving at Francisco Sa Carneiro International Airport. One-way Prices start from $430 including taxes and charges.

      • HOU05:55 pm
        35h 55m
        1 stop
        OPO11:50 am
        Mon, Jan 6|Houston - Porto|Southwest Airlines
        $434
        $434

        Choose Southwest Airlines flights from Houston to Porto. The one-way connecting flight with Southwest Airlines departs from William P. Hobby Airport on Mon, Jan 6, arriving at Francisco Sa Carneiro International Airport. One-way Prices start from $434 including taxes and charges.

      • IAH03:55 pm
        18h 10m
        1 stop
        OPO04:05 pm
        Wed, Feb 19|Houston - Porto|British Airways
        $473
        $473

        Choose British Airways flights from Houston to Porto. The one-way connecting flight with British Airways departs from George Bush Intercontinental Airport on Wed, Feb 19, arriving at Francisco Sa Carneiro International Airport. One-way Prices start from $473 including taxes and charges.

      • IAH06:49 pm
        35h 1m
        1 stop
        OPO11:50 am
        Mon, Jan 6|Houston - Porto|United Airlines
        $476
        $476

        Choose United Airlines flights from Houston to Porto. The one-way connecting flight with United Airlines departs from George Bush Intercontinental Airport on Mon, Jan 6, arriving at Francisco Sa Carneiro International Airport. One-way Prices start from $476 including taxes and charges.

      • IAH11:57 am
        17h 58m
        1 stop
        OPO11:55 am
        Fri, Jan 17|Houston - Porto|Jetblue Airways
        $503
        $503

        Choose Jetblue Airways flights from Houston to Porto. The one-way connecting flight with Jetblue Airways departs from George Bush Intercontinental Airport on Fri, Jan 17, arriving at Francisco Sa Carneiro International Airport. One-way Prices start from $503 including taxes and charges.

      • IAH02:15 pm
        17h
        1 stop
        OPO01:15 pm
        Sat, Jan 11|Houston - Porto|Delta Air Lines
        $515
        $515

        Choose Delta Air Lines flights from Houston to Porto. The one-way connecting flight with Delta Air Lines departs from George Bush Intercontinental Airport on Sat, Jan 11, arriving at Francisco Sa Carneiro International Airport. One-way Prices start from $515 including taxes and charges.

      • IAH09:59 am
        19h 51m
        1 stop
        OPO11:50 am
        Tue, Jan 7|Houston - Porto|United Airlines
        $515
        $515

        Choose United Airlines flights from Houston to Porto. The one-way connecting flight with United Airlines departs from George Bush Intercontinental Airport on Tue, Jan 7, arriving at Francisco Sa Carneiro International Airport. One-way Prices start from $515 including taxes and charges.

      • IAH04:30 pm
        23h 55m
        1 stop
        OPO10:25 pm
        Fri, Jan 31|Houston - Porto|Lufthansa
        $532
        $532

        Choose Lufthansa flights from Houston to Porto. The one-way connecting flight with Lufthansa departs from George Bush Intercontinental Airport on Fri, Jan 31, arriving at Francisco Sa Carneiro International Airport. One-way Prices start from $532 including taxes and charges.

      • HOU01:00 pm
        3h 5m
        Nonstop
        OPO02:00 pm
        Fri, Jan 10|Houston - Porto|Jetblue Airways
        Find More Flights
        Find More Flights

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

When is the cheapest time to fly from Houston to Porto?

Price trend charts are a great way of tracking how much your flights cost in the lead up to departure and can help you choose when to book your tickets. See how prices to Porto from Houston have changed and are set to move below.

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

Find cheap airlines flights from Houston to Porto

We have a range of prices from different airlines providing flights from Houston to Porto. Check below for the journey which best suits your travel needs.

WestJet
From $297
United Airlines
From $316
Jetblue Airways
From $322
Delta Air Lines
From $334
British Airways
From $335
Frontier Airlines
From $355
Air Canada
From $356
Singapore Airlines
From $397
Turkish Airlines
From $412
Air France
From $414

Find more flights and airlines

Alternative Cheap Routes from Houston to Porto

Searching for potential routes that might be cheaper and faster? There are a few alternative ways to get to Porto from Houston which could help you save money and time.

  • Cheapest
    WestJet
    IAH
    01:35 pm
    23h 20m
    2 transfer
    OPO
    06:55 pm
    George Bush Intercontinental Airport - Francisco Sa Carneiro International Airport
    Fri, Jan 31WestJet
    $297
  • Southwest Airlines
    HOU
    11:40 am
    18h 35m
    1 transfer
    OPO
    12:15 pm
    William P. Hobby Airport - Francisco Sa Carneiro International Airport
    Tue, Jan 7Southwest Airlines
    $430
  • Southwest Airlines
    HOU
    11:40 am
    18h 35m
    1 transfer
    OPO
    12:15 pm
    William P. Hobby Airport - Francisco Sa Carneiro International Airport
    Tue, Jan 7Southwest Airlines
    $430
    Find More Flights

Frequently Asked Questions

  • When are flight tickets from Houston (HOU) to Porto (OPO) the cheapest?

    Airlines adjust prices for flights from Houston 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 Houston (HOU) to Porto (OPO) cost?

    According to Trip.com's data, the lowest price is around $1,402.

  • 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 Houston to Porto

Understanding the common pitfalls when booking your flight tickets can help you save massively when it comes time to fly. We’ve listed our six essential steps to keep in mind when you’re booking flight tickets to help you find the best price.
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 | Houston to Porto

Cheapest nonstop flight price$389
Off-season for travelNovember
Peak season for travelMarch
Flight distance7,629.91 km
Popular airlineJetblue Airways

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