OPO - IAH

$556 Find Cheap Flights from Porto to Houston - Compare and Save

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Everything you should know

Cheapest round-trip
$884
Typical prices: $934-$1,184
American Airlines
Tue 11/13Sat 11/17
OPO - IAH • 2 stops
Cheapest one-way
$556
Typical prices: $590-$862
Multiple Airlines
Fri 10/19
OPO - IAH • 3 stops
Nonstop flights
Not available
There are currently no direct flights between Porto and Houston George Bush Intcntl Airport. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to travel
January
Cheapest • 13% price drop
July
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Munich Franz Josef Strauss (MUC)
Cheapest • Avg $938 (round-trip)
Amsterdam Schiphol (AMS)
Shortest trip • 13h 47m (one-way)
Insights
Insights
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We hope you love your trip to Houston George Bush Intcntl Airport!
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Booking Insights
Flight Deals

Cheap Flights from Porto to Houston (OPO-IAH)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Porto to Houston

Fri, Nov 13 - Tue, Nov 17
American Airlines Logo
8:20 am - 9:54 pmOPO  Porto-IAH Houston George Bush Intcntl
19h 34m2 stops Madrid Barajas Miami
American Airlines Logo
8:57 am - 7:40 amIAH  Houston George Bush Intcntl-OPO Porto
16h 43m2 stops Dallas/Fort Worth Madrid Barajas
$884American Airlines
Fri, Nov 13 - Tue, Nov 17
American Airlines Logo
8:20 am - 9:54 pmOPO  Porto-IAH Houston George Bush Intcntl
19h 34m2 stops Madrid Barajas Miami
American Airlines Logo
8:57 am - 7:40 amIAH  Houston George Bush Intcntl-OPO Porto
16h 43m2 stops Dallas/Fort Worth Madrid Barajas
$886American Airlines
Fri, Nov 13 - Tue, Nov 17
American Airlines Logo
8:20 am - 9:54 pmOPO  Porto-IAH Houston George Bush Intcntl
19h 34m2 stops Madrid Barajas Miami
American Airlines Logo
8:57 am - 7:40 amIAH  Houston George Bush Intcntl-OPO Porto
16h 43m2 stops Dallas/Fort Worth Madrid Barajas
$887American Airlines
Sat, Oct 10 - Tue, Oct 13
Multiple Airlines Logo
5:00 am - 1:20 pmOPO  Porto-IAH Houston George Bush Intcntl
14h 20m1 stop Amsterdam Schiphol
Multiple Airlines Logo
3:55 pm - 3:25 pmIAH  Houston George Bush Intcntl-OPO Porto
17h 30m1 stop Paris Charles de Gaulle
$912Multiple Airlines
Sat, Oct 10 - Tue, Oct 13
KLM Logo
5:00 am - 1:20 pmOPO  Porto-IAH Houston George Bush Intcntl
14h 20m1 stop Amsterdam Schiphol
KLM Logo
6:00 pm - 3:30 pmIAH  Houston George Bush Intcntl-OPO Porto
15h 30m2 stops Minneapolis St Paul Amsterdam Schiphol
$917KLM
Fri, Nov 13 - Tue, Nov 17
United Airlines Logo
6:00 am - 9:27 pmOPO  Porto-IAH Houston George Bush Intcntl
21h 27m2 stops Frankfurt am Main Newark
United Airlines Logo
1:54 pm - 9:30 amIAH  Houston George Bush Intcntl-OPO Porto
13h 36m1 stop Newark
$967United Airlines
Fri, Nov 13 - Tue, Nov 17
United Airlines Logo
6:00 am - 9:27 pmOPO  Porto-IAH Houston George Bush Intcntl
21h 27m2 stops Frankfurt am Main Newark
United Airlines Logo
1:54 pm - 9:30 amIAH  Houston George Bush Intcntl-OPO Porto
13h 36m1 stop Newark
$968United Airlines
Fri, Nov 13 - Tue, Nov 17
United Airlines Logo
6:00 am - 9:27 pmOPO  Porto-IAH Houston George Bush Intcntl
21h 27m2 stops Frankfurt am Main Newark
United Airlines Logo
1:54 pm - 9:30 amIAH  Houston George Bush Intcntl-OPO Porto
13h 36m1 stop Newark
$970United Airlines
Fri, Nov 13 - Tue, Nov 17
United Airlines Logo
6:00 am - 9:27 pmOPO  Porto-IAH Houston George Bush Intcntl
21h 27m2 stops Frankfurt am Main Newark
United Airlines Logo
1:54 pm - 9:30 amIAH  Houston George Bush Intcntl-OPO Porto
13h 36m1 stop Newark
$971United Airlines
Fri, Nov 13 - Tue, Nov 17
United Airlines Logo
12:35 pm - 10:44 pmOPO  Porto-IAH Houston George Bush Intcntl
16h 09m1 stop Newark
United Airlines Logo
9:44 am - 9:30 amIAH  Houston George Bush Intcntl-OPO Porto
17h 46m1 stop Newark
$991United Airlines
Booking Insights

Price, demand and travel trends for Porto to Houston George Bush Intcntl Airport flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights from Porto to Houston George Bush Intcntl Airport with more confidence.

How much is a round-trip flight from Porto to Houston George Bush Intcntl Airport?

Round-trip flights from Porto to Houston George Bush Intcntl Airport start at $884. Prices are below average for this route right now, with typical round-trip fares ranging from $934 to $1,184. The lowest price found in the past 5 days was $884 on American Airlines.

What's the cheapest day of the week to fly from Porto to Houston George Bush Intcntl Airport?

Saturday is the cheapest day of the week to fly from Porto to Houston George Bush Intcntl Airport, it is 11% cheaper than the average day. Wednesday is the most expensive day with flight prices 28% higher than average. Based on deals found by KAYAK users in the last 12 months.

Find deals

Key details for Porto to Houston George Bush Intcntl Airport flights

Low season

March

Cheapest flight

$556
Most popular time to fly with an average 11% increase in price.
Flight from Porto to Houston George Bush Intcntl Airport

When to book flights from Porto to Houston

Are your dates flexible? Find out the best times to travel from Porto to Houston based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Porto to Houston George Bush Intcntl Airport flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines and booking questions.

  • Which airports can I use when flying from Porto to Houston George Bush Intcntl Airport?

    Flights from Porto to Houston George Bush Intcntl Airport usually depart from Porto (OPO) and arrive at Houston George Bush Intcntl (IAH).

  • What cabin classes can I book on flights from Porto to Houston George Bush Intcntl Airport?

    Three cabin classes are available on flights from Porto to Houston George Bush Intcntl Airport:

    • Economy Class
    • Business Class
    • First Class

  • Which airports do connecting flights from Porto to Houston George Bush Intcntl Airport pass through?

    One-stop flights from Porto to Houston George Bush Intcntl Airport most commonly connect through:

    • Amsterdam Schiphol (AMS) - 52% of one-stop connections
    • Newark (EWR) - 30% of one-stop connections
    • Istanbul (IST) - 9% of one-stop connections
    • Paris Charles de Gaulle (CDG) - 4% of one-stop connections

    Amsterdam Schiphol (AMS) handles the largest share of one-stop connections on this route.

  • Can I save money by using flexible dates for flights from Porto to Houston George Bush Intcntl Airport?

    On the Porto to Houston George Bush Intcntl Airport route, being flexible with your departure day can save you up to 31%. Saturday is the cheapest day at $922 round-trip on average, while Wednesday is the most expensive at $1,324: a $402 difference. Cheaper weekend fares like these are typical of routes dominated by weekday business travel.

  • What popular places can I visit in Houston George Bush Intcntl Airport?

    Some of the most popular sights in Houston George Bush Intcntl Airport are Downtown Houston, George R. Brown Convention Center and Galleria Mall. These are among the most viewed places in Houston George Bush Intcntl Airport on KAYAK.

  • How long is a flight from Porto to Houston George Bush Intcntl Airport?

    A nonstop flight from Porto to Houston George Bush Intcntl Airport takes 0h 00m, covering 4,726 miles.

  • Do I need a passport to fly from Porto to Houston George Bush Intcntl Airport?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • How are flight prices from Porto to Houston George Bush Intcntl Airport looking right now?

    One-way fares from Porto to Houston George Bush Intcntl Airport are currently in line with typical prices for this route. Average one-way fares are about $716.

  • How much time can I save by choosing a different layover airport from Porto to Houston George Bush Intcntl Airport?

    Flying via Amsterdam Schiphol (AMS) gives the shortest average 1-stop total travel time at 13h 47m, compared with 13h 54m via Newark (EWR) and 14h 56m via Munich Franz Josef Strauss (MUC).

  • What is the time difference between Porto and Houston George Bush Intcntl Airport?

    Houston George Bush Intcntl Airport is 6 hours behind Porto (Central Time vs Western European Time). Plan for the time shift when scheduling connections or first-day activities.

  • What car rental options are available at Houston George Bush Intcntl Airport (IAH)?

    Houston George Bush Intcntl Airport (IAH) hosts 5 major car rental companies, with daily rates starting from around $3 for economy cars. Top options include:
    • ACO Rent A Car
    • Easirent
    • America Car Rental
    • Hertz
    • Thrifty

  • How much should I expect to pay for a Porto to Houston George Bush Intcntl Airport flight?

    Round-trip flights from Porto to Houston George Bush Intcntl Airport range from $934 to $1,184, with an average of $1,028 over the past 12 months. Anything below $934 counts as a good deal.

Your guide to booking Porto to Houston George Bush Intcntl Airport flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates can be flexible, aim for a Saturday departure instead of Wednesday. On this route, Saturday flights average $922 - about $402 less than Wednesday (30% savings) based on the last 12 months.
  • If you can choose when to travel, plan your Porto to Houston George Bush Intcntl Airport trip for January. Fares historically average $894 round-trip in that month - typically $291 less than the most expensive month, which is August (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Houston George Bush Intcntl Airport.
    - Houston Airport Marriott at George Bush Intercontinental

More options for your flight from Porto to Houston

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