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Cheap flights from George Bush Intcntl (IAH) to Porto (OPO) from $393

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/4. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
IAH — OPO
Jun 15 — Jun 221
From?
To?
Sat 6/15
Sat 6/22
1 adult, Economy
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Cheap flight deals from George Bush Intcntl to Porto

Discover tips and strategies to find the most affordable flight options for your journey from George Bush Intcntl (IAH) to Porto (OPO). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 10, 2024.

Popular in

July

Cheapest in

February

Average price

$1,598

Round-trip from

$524
High demand for flights, 30% potential price rise
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Best time to find cheap flights, 31% potential price drop
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Average for round-trip flights in June 2024
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From Houston George Bush Intcntl to Porto
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What is the cheapest day to fly round-trip from Houston George Bush Intcntl Airport to Porto?

Friday flights are generally found to be more expensive for flights from Houston George Bush Intcntl Airport to Porto. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Porto.

What is the cheapest month to fly from Houston George Bush Intcntl Airport to Porto?

Due to multiple factors, expect to potentially pay more when booking in May. For low rates, February can be a great choice for travel to Porto. Flights to Porto from Houston George Bush Intcntl Airport in February are about $1,214 on average during February, but can be found for as low as $782.

What is the cheapest time of day to fly from IAH to OPO?

A simple way to save on the total cost of your ticket is to fly from Houston George Bush Intcntl Airport to Porto in the evening. If you’re flexible enough to do this you can expect to save up to 29% on your trip compared to booking a flight at noon.

Cheap George Bush Intcntl to Porto flights in June & July 2024

Find cheap flight options from George Bush Intcntl to Porto specifically for the months of June and July 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 3,020,828 searches. Prices were last updated on June 10, 2024.
Listed are some of the best fares we've found on flights departing from Houston to Porto in 2024. Check back regularly for other flight deals.
Tue 7/212:12 pmIAH - OPO
2 stops21h 43mIberia
Tue 7/164:35 pmOPO - IAH
2 stops37h 11mIberia
Deal found 6/9$950
Thu 7/47:20 amIAH - OPO
2 stops17h 35mUnited Airlines
Wed 7/179:00 amOPO - IAH
2 stops20h 10mUnited Airlines
Deal found 6/9$963
Sat 6/227:20 amIAH - OPO
1 stop30h 50mMultiple Airlines
Sat 6/296:25 amOPO - IAH
2 stops33h 11mMultiple Airlines
Deal found 6/9$993
Tue 7/23:50 pmIAH - OPO
1 stop17h 40mAir France
Tue 7/164:20 pmOPO - IAH
2 stops35h 43mAir France
Deal found 6/9$1,001
Tue 7/23:10 pmIAH - OPO
2 stops18h 20mAir France
Tue 7/164:20 pmOPO - IAH
2 stops37h 39mAir France
Deal found 6/9$1,005
Thu 7/412:11 pmIAH - OPO
1 stop12h 44mUnited Airlines
Wed 7/1712:35 pmOPO - IAH
1 stop14h 15mUnited Airlines
Deal found 6/9$1,010
Wed 6/128:30 amIAH - OPO
2 stops20h 50mAir Canada
Sun 6/166:15 amOPO - IAH
2 stops35h 16mAir Canada
Deal found 6/9$1,015
Tue 7/97:38 amIAH - OPO
2 stops25h 22mMultiple Airlines
Tue 7/169:55 pmOPO - IAH
3 stops33h 33mMultiple Airlines
Deal found 6/9$1,039
Tue 7/93:35 pmIAH - OPO
1 stop13h 45mLufthansa
Tue 7/166:00 amOPO - IAH
2 stops23h 59mLufthansa
Deal found 6/9$1,051

George Bush Intcntl to Porto 2024 flight deals

Discover exclusive flight deals for travel between George Bush Intcntl and Porto in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 3,020,828 searches. Data last updated June 10, 2024.
Listed are some of the best fares we've found on flights departing from Houston to Porto in 2024. Check back regularly for other flight deals.
Tue 9/103:12 pmIAH - OPO
1 stop26h 13mMultiple Airlines
Fri 9/2011:45 amOPO - IAH
2 stops26h 58mMultiple Airlines
Deal found 6/9$712
Sat 9/141:24 pmIAH - OPO
1 stop27h 06mMultiple Airlines
Wed 9/186:45 amOPO - IAH
2 stops31h 58mMultiple Airlines
Deal found 6/9$745
Sat 9/141:24 pmIAH - OPO
1 stop27h 06mMultiple Airlines
Thu 9/197:25 amOPO - IAH
2 stops31h 18mMultiple Airlines
Deal found 6/9$755
Sat 9/141:24 pmIAH - OPO
1 stop27h 06mMultiple Airlines
Tue 9/179:30 amOPO - IAH
2 stops29h 13mMultiple Airlines
Deal found 6/9$759
Sat 11/236:38 pmIAH - OPO
2 stops35h 02mMultiple Airlines
Sun 12/17:25 pmOPO - IAH
2 stops32h 33mMultiple Airlines
Deal found 6/8$764
Sat 9/149:43 amIAH - OPO
1 stop30h 47mMultiple Airlines
Sat 9/211:50 pmOPO - IAH
2 stops24h 53mMultiple Airlines
Deal found 6/9$778
Fri 9/279:43 amIAH - OPO
2 stops30h 07mMultiple Airlines
Tue 10/86:40 amOPO - IAH
2 stops23h 41mMultiple Airlines
Deal found 6/9$785
Tue 10/296:27 pmIAH - OPO
2 stops39h 58mUnited Airlines
Sat 11/3012:30 pmOPO - IAH
2 stops58h 10mUnited Airlines
Deal found 6/9$786
Tue 9/103:12 pmIAH - OPO
1 stop26h 13mMultiple Airlines
Thu 9/196:50 amOPO - IAH
2 stops17h 00mMultiple Airlines
Deal found 6/9$791

One-way flights to Porto from George Bush Intcntl

Search for one-way flight options from George Bush Intcntl to Porto. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 3,020,828 searches. Data last updated June 10, 2024.
Users in need of a one-way flight from Houston to Porto can choose from these deals. Users can also find round-trip Houston to Porto flights by using the search form above.
Thu 7/49:19 pmIAH - OPO
3 stops51h 56mMultiple Airlines
Deal found 6/9$393
Thu 7/49:19 pmIAH - OPO
2 stops44h 11mMultiple Airlines
Deal found 6/9$465
Fri 6/149:38 pmIAH - OPO
3 stops59h 27mMultiple Airlines
Deal found 6/9$623
Fri 6/146:10 amIAH - OPO
2 stops31h 40mMultiple Airlines
Deal found 6/9$728
Wed 6/268:30 amIAH - OPO
2 stops20h 55mAir Canada
Deal found 6/9$786
Wed 6/263:35 pmIAH - OPO
1 stop18h 00mLufthansa
Deal found 6/9$823
Thu 6/205:07 amIAH - OPO
2 stops19h 48mUnited Airlines
Deal found 6/9$840
Thu 7/411:03 amIAH - OPO
1 stop13h 52mUnited Airlines
Deal found 6/9$842
Fri 6/1412:19 pmIAH - OPO
1 stop15h 26mBrussels Airlines
Deal found 6/9$942

Find flights from George Bush Intcntl to Porto within your budget

Customize your flight search to find flights from George Bush Intcntl to Porto that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 3,020,828 searches. Data last updated June 10, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$916 - $1,973

Route

Depart

Return

Price

Houston George Bush IntcntlPorto

IAH - OPO

IAHOPO

Houston George Bush Intcntl

Tue 8/6

1 stop17h 40m

Porto

Wed 8/14

2 stops20h 44m

$916

Houston George Bush IntcntlPorto

IAH - OPO

IAHOPO

Houston George Bush Intcntl

Tue 7/2

2 stops21h 43m

Porto

Tue 7/16

2 stops37h 11m

$950

Houston George Bush IntcntlPorto

IAH - OPO

IAHOPO

Houston George Bush Intcntl

Tue 8/6

1 stop17h 40m

Porto

Wed 8/14

1 stop27h 05m

$955

Houston George Bush IntcntlPorto

IAH - OPO

IAHOPO

Houston George Bush Intcntl

Thu 7/4

1 stop12h 44m

Porto

Wed 7/17

2 stops20h 59m

$963

Houston George Bush IntcntlPorto

IAH - OPO

IAHOPO

Houston George Bush Intcntl

Tue 8/6

2 stops18h 30m

Porto

Wed 8/14

2 stops20h 44m

$967

Houston George Bush IntcntlPorto

IAH - OPO

IAHOPO

Houston George Bush Intcntl

Sat 6/22

1 stop30h 50m

Porto

Sat 6/29

2 stops33h 11m

$993

Houston George Bush IntcntlPorto

IAH - OPO

IAHOPO

Houston George Bush Intcntl

Wed 6/12

2 stops20h 50m

Porto

Sun 6/16

2 stops35h 16m

$1,015

Houston George Bush IntcntlPorto

IAH - OPO

IAHOPO

Houston George Bush Intcntl

Tue 7/9

1 stop13h 45m

Porto

Tue 7/16

2 stops23h 59m

$1,051

Houston George Bush IntcntlPorto

IAH - OPO

IAHOPO

Houston George Bush Intcntl

Fri 6/28

2 stops29h 30m

Porto

Thu 7/4

2 stops23h 05m

$1,973

Flights are sorted by cheapest first

Deals found on 6/9

How far ahead should I book a flight from Houston George Bush Intcntl Airport to Porto?

Use this chart to determine the optimal time to book a round-trip flight from George Bush Intcntl to Porto. Price data was last updated on May 31, 2024.
The price you pay for your flight from Houston George Bush Intcntl Airport to Porto may vary depending on when you book. For the best chance of a lower fare, look to book 5 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
Search Deals

What is the cheapest day to fly from Houston George Bush Intcntl Airport to Porto?

Use this chart to determine the cheapest time to fly round-trip from George Bush Intcntl to Porto. Price data was last updated on June 9, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Houston George Bush Intcntl Airport to Porto flight should consider departing on Wednesday mornings when fares are most often at their lowest. Monday mornings flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Best time to book a flight from George Bush Intcntl to Porto

Have a flexible travel schedule? Discover the best time to fly to Porto from George Bush Intcntl with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Temperature and rainfall in Porto by month

Plan your trip to Porto by taking into account the average temperature and rainfall totals by month.

OPO

Temperature

48.2 - 68 °F

If weather is an important factor for your trip to Porto, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 68.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 48.2 F).

Reviews of airlines servicing Porto

Get insights into the airlines that provide service to Porto. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Porto. Reviews last updated June 10, 2024.
Peruse reviews from past customers who have flown with Iberia, KLM and Air France from Houston to Porto to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.9
Good
1,477 reviews

Entertainment

7.2

Boarding

7.8

Food

7.3

Comfort

7.6

Overall

7.9

Crew

8.4

Reviews

1 / 10

Departure was late. Plane much too small for an 11 hour flight. One bathroom was out of order in a completely full flight.

KLM
7.9
Good
1,477 reviews
KLM
7.9
Good
1,477 reviews

Entertainment

7.2

Boarding

7.8

Food

7.3

Comfort

7.6

Overall

7.9

Crew

8.4

Reviews

1 / 10

Departure was late. Plane much too small for an 11 hour flight. One bathroom was out of order in a completely full flight.

SWISS
7.7
Good
1,912 reviews
KLM
7.9
Good
1,477 reviews

Entertainment

7.2

Boarding

7.8

Food

7.3

Comfort

7.6

Overall

7.9

Crew

8.4

Reviews

1 / 10

Departure was late. Plane much too small for an 11 hour flight. One bathroom was out of order in a completely full flight.

Air France
7.5
Good
1,711 reviews
KLM
7.9
Good
1,477 reviews

Entertainment

7.2

Boarding

7.8

Food

7.3

Comfort

7.6

Overall

7.9

Crew

8.4

Reviews

1 / 10

Departure was late. Plane much too small for an 11 hour flight. One bathroom was out of order in a completely full flight.

United Airlines
7.4
Good
10,661 reviews
KLM
7.9
Good
1,477 reviews

Entertainment

7.2

Boarding

7.8

Food

7.3

Comfort

7.6

Overall

7.9

Crew

8.4

Reviews

1 / 10

Departure was late. Plane much too small for an 11 hour flight. One bathroom was out of order in a completely full flight.

Brussels Airlines
7.4
Good
524 reviews
KLM
7.9
Good
1,477 reviews

Entertainment

7.2

Boarding

7.8

Food

7.3

Comfort

7.6

Overall

7.9

Crew

8.4

Reviews

1 / 10

Departure was late. Plane much too small for an 11 hour flight. One bathroom was out of order in a completely full flight.

Related info for your journey

Find useful and relevant information for your journey from George Bush Intcntl to Porto. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Porto from Houston George Bush Intcntl?

    Most people fly into Porto (OPO) if they book a flight to Porto from Houston George Bush Intcntl. On average, Porto has 0 inbound flights from Houston George Bush Intcntl per day from 6 airlines. Porto is conveniently located just 6.8 mi from Porto’s city center.

  • Can I find flights from Houston George Bush Intcntl Airport to Porto for under $1,000 on Cheapflights?

    Yes, there are multiple flights from Houston George Bush Intcntl Airport to Porto for under $1,000. The cheapest flight booked recently is on Air France for just $916, but on average you can expect to pay $1,028.

  • What are the cheapest airlines flying from Houston George Bush Intcntl Airport to Porto round-trip?

    According to our current data, Air France ($916), Iberia ($950), and KLM ($955) offers the cheapest pricing from Houston George Bush Intcntl Airport to Porto. You may be able to fly from Houston George Bush Intcntl Airport to Porto for 20% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from Houston George Bush Intcntl Airport to Porto one-way?

    To fly one-way, consider booking your trip with Air Canada, which is currently one of the cheapest options available, starting at $786. Lufthansa flights start at $823 while deals on United Airlines start at $840 one-way.

  • What does IAH to OPO mean?

    These are just IATA (International Air Transport Association) codes. They are used in aviation to identify and differentiate airports. That’s why a Houston George Bush Intcntl Airport to Porto Airport flight would often be abbreviated as a IAH to OPO flight.

  • Can I find deals for flights from George Bush Intcntl to Porto that include extra baggage allowance?

    The amount of baggage you can bring on your George Bush Intcntl to Porto flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from George Bush Intcntl to Porto with specific airlines?

    Yes, Cheapflights allows you to browse and filter George Bush Intcntl to Porto flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from George Bush Intcntl to Porto that include hotel bookings?

    Yes. In addition to deals on George Bush Intcntl to Porto flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from George Bush Intcntl to Porto?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from George Bush Intcntl to Porto.

  • Can I find deals for business class flights from George Bush Intcntl to Porto?

    Yes. Cheapflights offers flight deals from George Bush Intcntl to Porto by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from George Bush Intcntl to Porto that allow pets onboard?

    Many airlines flying from George Bush Intcntl to Porto offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from George Bush Intcntl to Porto?

    Yes, you can often find last-minute deals on George Bush Intcntl to Porto flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Houston George Bush Intcntl Airport to Porto flight deals updated?

    The Houston George Bush Intcntl Airport to Porto flight deals you see on this page were last updated on 6/9.

  • What are the most popular airlines that fly from Houston George Bush Intcntl Airport to Porto?

    British Airways, Delta and Iberia are the most popular airlines when flying from Houston George Bush Intcntl Airport to Porto.

  • What is the cheapest month to book a flight from Houston George Bush Intcntl Airport to Porto?

    Currently, January is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to Porto (average of $524). Flying from Houston George Bush Intcntl Airport to Porto in June is currently the most expensive (average of $986). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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Alternative routes for George Bush Intcntl to Porto
See prices for flight routes from nearby airports that may be better suited for you.

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Top 6 airlines flying from George Bush Intcntl to Porto

Discover the top 6 airlines that operate flights from George Bush Intcntl to Porto. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 3,020,828 searches. Data last updated June 10, 2024.
AirlineCheapestAverageFlexibilityOn-time
IberiaCheapest$548Average$768FlexibilityNo cancel feeOn-time77%
British AirwaysCheapest$588Average$1,246FlexibilityNo cancel feeOn-time70%
DeltaCheapest$702Average$1,026FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$771Average$1,408FlexibilityNo cancel feeOn-time69%
KLMCheapest$789Average$1,192FlexibilityNo cancel feeOn-time75%
LufthansaCheapest$848Average$1,160FlexibilityNo cancel feeOn-time76%
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Search flights from George Bush Intcntl to Porto by cabin class

Find flights from George Bush Intcntl to Porto, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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