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Cheap flights from George Bush Intcntl (IAH) to Porto (OPO) from $381

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 9/24. 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 11 — Jun 181
From?
To?
Tue 6/11
Tue 6/18
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 6, 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 3,050,429 searches. Prices were last updated on June 6, 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.
Thu 7/49:19 pmIAH - OPO
2 stops56h 56mMultiple Airlines
Thu 7/116:50 amOPO - IAH
1 stop19h 10mMultiple Airlines
Deal found 6/5$961
Thu 7/42:20 pmIAH - OPO
2 stops23h 35mAmerican Airlines
Thu 7/1112:20 pmOPO - IAH
2 stops17h 26mAmerican Airlines
Deal found 6/5$973
Thu 6/611:00 amIAH - OPO
1 stop13h 55mUnited Airlines
Wed 6/1212:35 pmOPO - IAH
1 stop15h 39mUnited Airlines
Deal found 6/5$978
Thu 6/68:05 amIAH - OPO
2 stops16h 50mUnited Airlines
Wed 6/1212:35 pmOPO - IAH
2 stops16h 55mUnited Airlines
Deal found 6/5$983
Fri 6/711:00 amIAH - OPO
1 stop13h 50mUnited Airlines
Thu 7/119:00 amOPO - IAH
1 stop14h 23mUnited Airlines
Deal found 6/5$988
Fri 6/76:28 amIAH - OPO
2 stops18h 22mUnited Airlines
Thu 7/119:00 amOPO - IAH
2 stops21h 11mUnited Airlines
Deal found 6/5$993
Fri 6/212:24 pmIAH - OPO
2 stops19h 06mDelta
Tue 6/255:00 amOPO - IAH
1 stop14h 25mDelta
Deal found 6/5$1,010
Fri 6/2112:59 pmIAH - OPO
2 stops20h 31mDelta
Tue 6/255:00 amOPO - IAH
2 stops24h 59mDelta
Deal found 6/5$1,020
Thu 7/47:03 amIAH - OPO
2 stops22h 42mAmerican Airlines
Sun 7/1412:20 pmOPO - IAH
2 stops18h 19mAmerican Airlines
Deal found 6/5$1,023

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 3,050,429 searches. Data last updated June 6, 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.
Sat 9/711:13 amIAH - OPO
1 stop29h 17mMultiple Airlines
Sat 9/147:05 amOPO - IAH
2 stops42h 36mMultiple Airlines
Deal found 6/4$748
Sat 10/129:43 amIAH - OPO
1 stop18h 52mMultiple Airlines
Fri 10/186:05 pmOPO - IAH
1 stop20h 38mMultiple Airlines
Deal found 6/6$751
Mon 10/71:50 pmIAH - OPO
1 stop13h 55mUnited Airlines
Tue 10/2212:35 pmOPO - IAH
1 stop15h 10mUnited Airlines
Deal found 6/6$855
Tue 10/87:20 amIAH - OPO
2 stops22h 10mAir Canada
Fri 10/186:15 amOPO - IAH
2 stops35h 06mAir Canada
Deal found 6/6$879
Tue 10/83:50 pmIAH - OPO
1 stop17h 40mDelta
Mon 10/2111:25 amOPO - IAH
1 stop32h 00mDelta
Deal found 6/6$881
Tue 10/810:04 amIAH - OPO
2 stops19h 26mAir Canada
Thu 10/178:40 amOPO - IAH
2 stops18h 14mAir Canada
Deal found 6/6$882
Tue 8/203:12 pmIAH - OPO
1 stop26h 13mMultiple Airlines
Fri 8/237:10 pmOPO - IAH
2 stops47h 24mMultiple Airlines
Deal found 6/5$884
Mon 10/73:25 pmIAH - OPO
2 stops18h 05mDelta
Wed 10/239:15 amOPO - IAH
2 stops20h 44mDelta
Deal found 6/6$885
Mon 10/73:25 pmIAH - OPO
2 stops18h 05mDelta
Thu 10/176:30 amOPO - IAH
2 stops21h 50mDelta
Deal found 6/6$887

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 3,050,429 searches. Data last updated June 6, 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.
Tue 9/244:01 pmIAH - OPO
1 stop25h 24mMultiple Airlines
Deal found 6/5$381
Sun 6/2310:26 amIAH - OPO
2 stops44h 49mMultiple Airlines
Deal found 6/5$442
Mon 6/249:39 amIAH - OPO
3 stops51h 46mMultiple Airlines
Deal found 6/5$464
Mon 6/241:36 pmIAH - OPO
2 stops22h 54mMultiple Airlines
Deal found 6/5$490
Tue 9/249:36 amIAH - OPO
2 stops16h 09mMultiple Airlines
Deal found 6/5$505
Sun 6/232:08 pmIAH - OPO
3 stops42h 37mMultiple Airlines
Deal found 6/5$520
Wed 6/129:46 pmIAH - OPO
2 stops43h 24mMultiple Airlines
Deal found 6/6$532
Wed 6/129:35 amIAH - OPO
3 stops55h 35mMultiple Airlines
Deal found 6/6$541
Wed 6/269:46 pmIAH - OPO
3 stops41h 29mMultiple Airlines
Deal found 6/6$595

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 3,050,429 searches. Data last updated June 6, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$748 - $1,050

Route

Depart

Return

Price

Houston George Bush IntcntlPorto

IAH - OPO

IAHOPO

Houston George Bush Intcntl

Sat 9/7

1 stop29h 17m

Porto

Sat 9/14

2 stops42h 36m

$748

Houston George Bush IntcntlPorto

IAH - OPO

IAHOPO

Houston George Bush Intcntl

Mon 10/7

1 stop13h 55m

Porto

Tue 10/22

1 stop15h 10m

$855

Houston George Bush IntcntlPorto

IAH - OPO

IAHOPO

Houston George Bush Intcntl

Tue 10/8

2 stops22h 10m

Porto

Fri 10/18

2 stops35h 06m

$879

Houston George Bush IntcntlPorto

IAH - OPO

IAHOPO

Houston George Bush Intcntl

Tue 10/8

1 stop17h 40m

Porto

Tue 10/22

1 stop36h 40m

$881

Houston George Bush IntcntlPorto

IAH - OPO

IAHOPO

Houston George Bush Intcntl

Tue 9/24

2 stops20h 34m

Porto

Mon 10/7

2 stops37h 39m

$952

Houston George Bush IntcntlPorto

IAH - OPO

IAHOPO

Houston George Bush Intcntl

Mon 9/9

3 stops29h 56m

Porto

Mon 9/23

2 stops17h 27m

$956

Houston George Bush IntcntlPorto

IAH - OPO

IAHOPO

Houston George Bush Intcntl

Wed 10/9

2 stops15h 40m

Porto

Sun 10/20

1 stop14h 25m

$966

Houston George Bush IntcntlPorto

IAH - OPO

IAHOPO

Houston George Bush Intcntl

Sun 9/8

2 stops18h 35m

Porto

Fri 9/27

2 stops21h 32m

$1,049

Houston George Bush IntcntlPorto

IAH - OPO

IAHOPO

Houston George Bush Intcntl

Sat 9/7

1 stop31h 50m

Porto

Sat 9/14

1 stop33h 10m

$1,050

Flights are sorted by cheapest first

Deals found on 6/4

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.
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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 2, 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 afternoons 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 6, 2024.
Peruse reviews from past customers who have flown with Air France, Delta and American Airlines 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.
Delta
8.0
Very good
10,368 reviews

Entertainment

8.0

Overall

8.0

Crew

8.6

Comfort

7.9

Boarding

8.2

Food

7.4

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

Delta
8.0
Very good
10,368 reviews
Delta
8.0
Very good
10,368 reviews

Entertainment

8.0

Overall

8.0

Crew

8.6

Comfort

7.9

Boarding

8.2

Food

7.4

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

KLM
7.9
Good
1,489 reviews
Delta
8.0
Very good
10,368 reviews

Entertainment

8.0

Overall

8.0

Crew

8.6

Comfort

7.9

Boarding

8.2

Food

7.4

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

SWISS
7.8
Good
1,930 reviews
Delta
8.0
Very good
10,368 reviews

Entertainment

8.0

Overall

8.0

Crew

8.6

Comfort

7.9

Boarding

8.2

Food

7.4

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

Air France
7.5
Good
1,720 reviews
Delta
8.0
Very good
10,368 reviews

Entertainment

8.0

Overall

8.0

Crew

8.6

Comfort

7.9

Boarding

8.2

Food

7.4

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

Turkish Airlines
7.4
Good
3,718 reviews
Delta
8.0
Very good
10,368 reviews

Entertainment

8.0

Overall

8.0

Crew

8.6

Comfort

7.9

Boarding

8.2

Food

7.4

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

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 $800 on Cheapflights?

    Yes, there are multiple flights from Houston George Bush Intcntl Airport to Porto for under $800. The cheapest flight booked recently is on Multiple Airlines for just $748, but on average you can expect to pay $893.

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

    According to our current data, United Airlines ($855), Air Canada ($879), and Delta ($881) 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 26% less than the average price by searching for these airlines.

  • 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 6/6.

  • 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 3,050,429 searches. Data last updated June 6, 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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