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Cheap flights from Houston George Bush Intcntl Airport to Porto from $334

1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Houston George Bush Intcntl Airport to Porto

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
11:50 am - 11:15 amIAH  Houston George Bush Intcntl-OPO Porto
41h 25m2 stops Montreal Pierre Elliott Trudeau Intl Zurich
Multiple Airlines Logo
12:35 pm - 12:22 amOPO  Porto-IAH Houston George Bush Intcntl
17h 47m2 stops Frankfurt am Main Chicago O'Hare Intl
$703Multiple Airlines
Mon, Dec 7 - Fri, Dec 11
Multiple Airlines Logo
11:50 am - 11:15 amIAH  Houston George Bush Intcntl-OPO Porto
41h 25m2 stops Montreal Pierre Elliott Trudeau Intl Zurich
Multiple Airlines Logo
6:00 am - 12:22 amOPO  Porto-IAH Houston George Bush Intcntl
24h 22m2 stops Frankfurt am Main Chicago O'Hare Intl
$703Multiple Airlines
Mon, Dec 7 - Fri, Dec 11
United Airlines Logo
12:23 pm - 9:30 amIAH  Houston George Bush Intcntl-OPO Porto
15h 07m1 stop Newark
United Airlines Logo
6:00 am - 6:15 pmOPO  Porto-IAH Houston George Bush Intcntl
18h 15m1 stop Frankfurt am Main
$707United Airlines
Mon, Dec 7 - Fri, Dec 11
Multiple Airlines Logo
6:03 am - 9:30 amIAH  Houston George Bush Intcntl-OPO Porto
21h 27m1 stop Newark
Multiple Airlines Logo
6:00 am - 6:15 pmOPO  Porto-IAH Houston George Bush Intcntl
18h 15m1 stop Frankfurt am Main
$707Multiple Airlines
Mon, Dec 7 - Fri, Dec 11
KLM Logo
7:10 pm - 10:00 pmIAH  Houston George Bush Intcntl-OPO Porto
20h 50m1 stop Paris Charles de Gaulle
KLM Logo
5:00 am - 1:05 pmOPO  Porto-IAH Houston George Bush Intcntl
14h 05m1 stop Amsterdam Schiphol
$709KLM
Mon, Dec 7 - Fri, Dec 11
United Airlines Logo
8:25 am - 9:30 amIAH  Houston George Bush Intcntl-OPO Porto
19h 05m2 stops Chicago O'Hare Intl Newark
United Airlines Logo
6:00 am - 6:15 pmOPO  Porto-IAH Houston George Bush Intcntl
18h 15m1 stop Frankfurt am Main
$712United Airlines
Mon, Dec 7 - Fri, Dec 11
United Airlines Logo
1:35 pm - 9:30 amIAH  Houston George Bush Intcntl-OPO Porto
13h 55m2 stops Chicago O'Hare Intl Newark
United Airlines Logo
6:00 am - 6:15 pmOPO  Porto-IAH Houston George Bush Intcntl
18h 15m1 stop Frankfurt am Main
$712United Airlines
Mon, Dec 7 - Fri, Dec 11
Multiple Airlines Logo
1:35 pm - 9:30 amIAH  Houston George Bush Intcntl-OPO Porto
13h 55m2 stops Chicago O'Hare Intl Newark
Multiple Airlines Logo
6:00 am - 6:15 pmOPO  Porto-IAH Houston George Bush Intcntl
18h 15m1 stop Frankfurt am Main
$712Multiple Airlines
Mon, Dec 7 - Fri, Dec 11
KLM Logo
8:10 pm - 10:00 pmIAH  Houston George Bush Intcntl-OPO Porto
20h 50m1 stop Paris Charles de Gaulle
KLM Logo
5:00 am - 1:10 pmOPO  Porto-IAH Houston George Bush Intcntl
14h 10m1 stop Amsterdam Schiphol
$718KLM
Wed, Oct 28 - Thu, Nov 5
KLM Logo
7:10 pm - 10:00 pmIAH  Houston George Bush Intcntl-OPO Porto
20h 50m1 stop Paris Charles de Gaulle
KLM Logo
5:00 am - 1:05 pmOPO  Porto-IAH Houston George Bush Intcntl
14h 05m1 stop Amsterdam Schiphol
$718KLM
Tue, Nov 10 - Tue, Nov 17

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United Airlines flights from Houston George Bush Intcntl Airport to Porto

Our best United Airlines deals on Houston George Bush Intcntl Airport to Porto flight tickets
United Airlines
Dec 7
IAH8:25 amHouston George Bush Intcntl
19h 05m
2 stops
OPO9:30 amPorto
Dec 11
OPO6:00 amPorto
18h 15m
1 stop
IAH6:15 pmHouston George Bush Intcntl
$712
United Airlines
Nov 10
IAH12:00 pmHouston George Bush Intcntl
15h 30m
2 stops
OPO9:30 amPorto
Nov 17
OPO6:00 amPorto
24h 30m
2 stops
IAH12:30 amHouston George Bush Intcntl
$731
United Airlines
Oct 21
IAH10:00 amHouston George Bush Intcntl
15h 00m
1 stop
OPO7:00 amPorto
Oct 28
OPO6:00 amPorto
20h 36m
2 stops
IAH9:36 pmHouston George Bush Intcntl
$801

Delta flights from Houston George Bush Intcntl Airport to Porto

Our best Delta deals on Houston George Bush Intcntl Airport to Porto flight tickets
Delta
Oct 18
IAH10:58 amHouston George Bush Intcntl
17h 27m
1 stop
OPO10:25 amPorto
Nov 2
OPO11:15 amPorto
31h 50m
1 stop
IAH1:05 pmHouston George Bush Intcntl
$714
Delta
Oct 28
IAH2:22 pmHouston George Bush Intcntl
15h 13m
2 stops
OPO10:35 amPorto
Nov 5
OPO5:00 amPorto
14h 10m
1 stop
IAH1:10 pmHouston George Bush Intcntl
$722
Delta
Oct 28
IAH9:40 amHouston George Bush Intcntl
19h 55m
2 stops
OPO10:35 amPorto
Nov 5
OPO5:00 amPorto
21h 02m
2 stops
IAH8:02 pmHouston George Bush Intcntl
$732

momondo Fare Finder

 
Use the filters below to find and compare flights from Houston George Bush Intcntl Airport to Porto that are best for you.

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Route

Depart

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Price

Cheapest round-trip

HoustonPorto

IAH Houston George Bush Intcntl - OPO Porto

IAHOPO

Houston George Bush Intcntl

Mon 12/7

11:50 am-11:15 am

2 stops41h 25m

Porto

Fri 12/11

12:35 pm-12:22 am

2 stops17h 47m

$703

HoustonPorto

IAH Houston George Bush Intcntl - OPO Porto

IAHOPO

Houston George Bush Intcntl

Mon 12/7

11:50 am-11:15 am

2 stops41h 25m

Porto

Fri 12/11

6:00 am-12:22 am

2 stops24h 22m

$703

HoustonPorto

IAH Houston George Bush Intcntl - OPO Porto

IAHOPO

Houston George Bush Intcntl

Mon 12/7

12:23 pm-9:30 am

1 stop15h 07m

Porto

Fri 12/11

6:00 am-6:15 pm

1 stop18h 15m

$707

HoustonPorto

IAH Houston George Bush Intcntl - OPO Porto

IAHOPO

Houston George Bush Intcntl

Mon 12/7

6:03 am-9:30 am

1 stop21h 27m

Porto

Fri 12/11

6:00 am-6:15 pm

1 stop18h 15m

$707

HoustonPorto

IAH Houston George Bush Intcntl - OPO Porto

IAHOPO

Houston George Bush Intcntl

Mon 12/7

7:10 pm-10:00 pm

1 stop20h 50m

Porto

Fri 12/11

5:00 am-1:05 pm

1 stop14h 05m

$709

HoustonPorto

IAH Houston George Bush Intcntl - OPO Porto

IAHOPO

Houston George Bush Intcntl

Mon 12/7

8:25 am-9:30 am

2 stops19h 05m

Porto

Fri 12/11

6:00 am-6:15 pm

1 stop18h 15m

$712
Quickest round-trip

HoustonPorto

IAH Houston George Bush Intcntl - OPO Porto

IAHOPO

Houston George Bush Intcntl

Mon 12/7

1:35 pm-9:30 am

2 stops13h 55m

Porto

Fri 12/11

6:00 am-6:15 pm

1 stop18h 15m

$712

HoustonPorto

IAH Houston George Bush Intcntl - OPO Porto

IAHOPO

Houston George Bush Intcntl

Mon 12/7

1:35 pm-9:30 am

2 stops13h 55m

Porto

Fri 12/11

6:00 am-6:15 pm

1 stop18h 15m

$712

HoustonPorto

IAH Houston George Bush Intcntl - OPO Porto

IAHOPO

Houston George Bush Intcntl

Wed 10/28

8:10 pm-10:00 pm

1 stop20h 50m

Porto

Thu 11/5

5:00 am-1:10 pm

1 stop14h 10m

$718

HoustonPorto

IAH Houston George Bush Intcntl - OPO Porto

IAHOPO

Houston George Bush Intcntl

Tue 11/10

7:10 pm-10:00 pm

1 stop20h 50m

Porto

Tue 11/17

5:00 am-1:05 pm

1 stop14h 05m

$718

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Porto from

How to get the cheapest flight ticket from Houston George Bush Intcntl Airport to Porto

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Houston George Bush Intcntl Airport and Porto?

Prices are currently low for flights on this route.

Typical prices usually range from $706 to $969.
The lowest price recently found on this route was $703.

What is the cheapest month to fly to Porto?

The month of January is, on average, the cheapest month to fly to Porto from Houston George Bush Intcntl Airport, with most prices found around $0. If you aren’t able to travel during the month of January, then book flights to Porto from Houston George Bush Intcntl Airport during March instead. Flights to Porto in March, while not as cheap as those in January, still average around $700.

Can stopping save me money on Houston George Bush Intcntl Airport to Porto flights?

You could potentially save up to 17% on your flight if you consider stops on a Houston George Bush Intcntl Airport to Porto flight.

When to book flights from Houston George Bush Intcntl Airport to Porto

Are you open to changing your travel dates? Check out the ideal times to fly from Houston George Bush Intcntl Airport to Porto according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Houston George Bush Intcntl Airport to Porto (IAH to OPO) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Houston George Bush Intcntl Airport to Porto

Best Price Found

$334

Fastest flight time

13h 15m

Direct flights

None
The best one-way flight to Porto from Houston George Bush Intcntl Airport in the past 72 hours is $334. The best round-trip flight deal from Houston George Bush Intcntl Airport to Porto found on momondo in the last 72 hours is $703.
The fastest flight from Houston George Bush Intcntl Airport to Porto takes 13h 15m
There are no direct flights from Houston George Bush Intcntl Airport to Porto. There are no popular flight routes from Houston George Bush Intcntl Airport to Porto.
Search flight deals

Frequently asked questions about flying from Houston George Bush Intcntl Airport to Porto

  • How far is Houston George Bush Intcntl to Porto by plane?

    The straight-line distance from Houston George Bush Intcntl to Porto is 4730.3 mi. Flights usually cover this in 13h 15m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Houston George Bush Intcntl Airport to Porto Airport?

    Prices for flights from Houston George Bush Intcntl Airport to Porto Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Houston George Bush Intcntl Airport to Porto Airport?

  • How old do you have to be to fly from Houston George Bush Intcntl Airport to Porto Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Houston George Bush Intcntl Airport to Porto Airport.

  • What documentation or ID do you need to fly to Porto Airport?

    The travel and health documents required for your trip to Porto Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Porto Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from Houston George Bush Intcntl Airport to Porto?

Best airlines flying from Houston George Bush Intcntl Airport to Porto

Compare and see reviews for airlines that fly from Houston George Bush Intcntl Airport to Porto with momondo
Airline
Rating
Free Cancellation
Price
KLMPriceFrom $476Free CancellationRating
7.8
1,573 reviews
Search KLM flights
United AirlinesPriceFrom $661Free CancellationRating
7.4
10,180 reviews
Search United Airlines flights

Traveling to a place near Porto?

Book flights to Porto if you plan to visit one of these locations
Coimbra
Vila Nova de Gaia
Aveiro
Braga
Pinhao
Matosinhos
Esposende
Chaves
Arcos de Valdevez
Viseu
Espinho
Guimarães
Lamego
Ponte de Lima
Penafiel
Caminha
Baiao
Mira

Why use momondo?

Why should I use momondo to find a flight deal from Houston to Porto?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Porto from Houston.

Can I find flights from Houston to Porto with flexible booking policies on momondo?

All flight searches from Houston to Porto on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Houston to Porto?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Porto from Houston.

I’m not ready to book a flight from Houston to Porto right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Houston to Porto flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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