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Cheap flights from George Bush Intcntl (IAH) to Porto (OPO) from $361

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 4 — Jun 111
From?
To?
Tue 6/4
Tue 6/11
1 adult, Economy
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The best prices from Houston George Bush Intcntl to Porto are usually found in February or January, booked 10 days in advance, depart on a Wednesday or Sunday and return on a Monday

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 May 30, 2024.

Popular in

July

Cheapest in

February

Average price

$1,519

Round-trip from

$523
High demand for flights, 32% potential price rise
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Best time to find cheap flights, 31% potential price drop
Search Deals
Average for round-trip flights in May 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 $1,211 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 KLM flights from George Bush Intcntl to Porto

Explore cheap flight options specifically provided by KLM for the route between George Bush Intcntl and Porto. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,784,634 searches. Data last updated May 30, 2024.
Take a look at some of the lowest-priced KLM flights heading from Houston to Porto. Deals update often to give you more flight options matching your criteria
Fri 11/14:25 pmIAH - OPO
1 stop21h 50mKLM
Sun 11/104:10 pmOPO - IAH
1 stop27h 25mKLM
Deal found 5/29$814
Sat 11/236:00 pmIAH - OPO
2 stops15h 25mKLM
Sun 12/14:10 pmOPO - IAH
1 stop27h 25mKLM
Deal found 5/29$984
Sat 11/233:25 pmIAH - OPO
1 stop13h 05mKLM
Sun 12/14:10 pmOPO - IAH
1 stop27h 25mKLM
Deal found 5/29$1,034
Sun 9/83:20 pmIAH - OPO
1 stop18h 20mKLM
Fri 9/274:20 pmOPO - IAH
1 stop27h 05mKLM
Deal found 5/29$1,090
Sat 11/236:00 pmIAH - OPO
2 stops15h 25mKLM
Sat 11/305:00 amOPO - IAH
1 stop14h 35mKLM
Deal found 5/29$1,259
Wed 6/193:20 pmIAH - OPO
1 stop13h 20mKLM
Tue 7/95:00 amOPO - IAH
1 stop14h 25mKLM
Deal found 5/29$1,300
Sat 11/233:25 pmIAH - OPO
1 stop13h 05mKLM
Sat 11/304:10 pmOPO - IAH
1 stop27h 25mKLM
Deal found 5/29$1,309

Cheap United Airlines flights from George Bush Intcntl to Porto

Explore cheap flight options specifically provided by United Airlines for the route between George Bush Intcntl and Porto. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,784,634 searches. Data last updated May 30, 2024.
Have a look at some of the cheapest available United Airlines flights departing from Houston and landing in Porto. Check back soon if you're not seeing flights that suit your needs.
Fri 11/15:34 pmIAH - OPO
2 stops40h 51mUnited Airlines
Sun 11/106:00 amOPO - IAH
1 stop18h 20mUnited Airlines
Deal found 5/29$724
Fri 11/16:20 pmIAH - OPO
2 stops40h 05mUnited Airlines
Sun 11/106:00 amOPO - IAH
2 stops34h 31mUnited Airlines
Deal found 5/29$729
Sat 11/236:50 pmIAH - OPO
1 stop14h 35mUnited Airlines
Mon 12/212:30 pmOPO - IAH
1 stop32h 10mUnited Airlines
Deal found 5/29$960
Sun 9/83:35 pmIAH - OPO
1 stop13h 45mUnited Airlines
Fri 9/276:00 amOPO - IAH
1 stop17h 50mUnited Airlines
Deal found 5/30$1,025
Fri 6/282:25 pmIAH - OPO
1 stop13h 20mUnited Airlines
Fri 7/59:00 amOPO - IAH
1 stop14h 23mUnited Airlines
Deal found 5/29$1,564
Sun 6/211:21 amIAH - OPO
1 stop13h 34mUnited Airlines
Sun 7/149:00 amOPO - IAH
2 stops20h 59mUnited Airlines
Deal found 5/29$1,903
Sun 6/211:21 amIAH - OPO
1 stop13h 34mUnited Airlines
Sun 7/149:00 amOPO - IAH
1 stop14h 23mUnited Airlines
Deal found 5/29$1,988

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

Find cheap flight options from George Bush Intcntl to Porto specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,784,634 searches. Prices were last updated on May 30, 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.
Wed 6/199:46 pmIAH - OPO
2 stops43h 24mMultiple Airlines
Tue 7/97:30 amOPO - IAH
1 stop22h 04mMultiple Airlines
Deal found 5/29$1,069
Fri 6/286:24 pmIAH - OPO
2 stops57h 16mMultiple Airlines
Fri 7/54:50 pmOPO - IAH
1 stop25h 55mMultiple Airlines
Deal found 5/29$1,161
Fri 6/287:10 amIAH - OPO
3 stops33h 50mMultiple Airlines
Fri 7/53:40 pmOPO - IAH
2 stops34h 12mMultiple Airlines
Deal found 5/29$1,196
Wed 6/198:21 amIAH - OPO
2 stops19h 39mMultiple Airlines
Tue 7/910:00 amOPO - IAH
3 stops24h 38mMultiple Airlines
Deal found 5/29$1,211
Wed 6/198:21 amIAH - OPO
3 stops32h 14mMultiple Airlines
Tue 7/96:00 amOPO - IAH
3 stops37h 11mMultiple Airlines
Deal found 5/29$1,214
Sat 6/111:32 amIAH - OPO
1 stop28h 58mMultiple Airlines
Sat 6/89:15 pmOPO - IAH
2 stops33h 30mMultiple Airlines
Deal found 5/28$1,219
Wed 6/198:30 amIAH - OPO
2 stops20h 55mAir Canada
Tue 7/911:05 amOPO - IAH
2 stops30h 16mAir Canada
Deal found 5/29$1,232
Sat 6/14:17 pmIAH - OPO
2 stops24h 13mMultiple Airlines
Sat 6/81:55 pmOPO - IAH
2 stops25h 41mMultiple Airlines
Deal found 5/28$1,233
Fri 6/285:11 pmIAH - OPO
2 stops21h 14mMultiple Airlines
Fri 7/53:40 pmOPO - IAH
2 stops34h 12mMultiple Airlines
Deal found 5/29$1,262

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 2,784,634 searches. Data last updated May 30, 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.
Fri 11/15:34 pmIAH - OPO
2 stops40h 51mUnited Airlines
Sun 11/106:00 amOPO - IAH
1 stop18h 20mUnited Airlines
Deal found 5/29$724
Fri 11/16:20 pmIAH - OPO
2 stops40h 05mUnited Airlines
Sun 11/106:00 amOPO - IAH
2 stops34h 31mUnited Airlines
Deal found 5/29$729
Tue 10/19:36 amIAH - OPO
2 stops23h 24mMultiple Airlines
Wed 10/96:05 pmOPO - IAH
1 stop20h 28mMultiple Airlines
Deal found 5/29$779
Tue 10/19:36 amIAH - OPO
1 stop18h 59mMultiple Airlines
Wed 10/96:05 pmOPO - IAH
1 stop20h 28mMultiple Airlines
Deal found 5/29$790
Fri 11/14:25 pmIAH - OPO
1 stop21h 50mKLM
Sun 11/104:10 pmOPO - IAH
1 stop27h 25mKLM
Deal found 5/29$814
Mon 8/126:15 pmIAH - OPO
2 stops45h 50mMultiple Airlines
Tue 8/207:30 amOPO - IAH
1 stop23h 29mMultiple Airlines
Deal found 5/29$863
Fri 8/166:15 pmIAH - OPO
2 stops47h 10mMultiple Airlines
Tue 8/207:30 amOPO - IAH
1 stop23h 29mMultiple Airlines
Deal found 5/29$874
Tue 8/133:35 pmIAH - OPO
1 stop21h 40mBritish Airways
Wed 8/218:05 pmOPO - IAH
1 stop23h 40mBritish Airways
Deal found 5/28$900
Tue 8/134:29 pmIAH - OPO
2 stops20h 46mBritish Airways
Wed 8/218:05 pmOPO - IAH
1 stop23h 40mBritish Airways
Deal found 5/28$904

George Bush Intcntl to Porto flights leaving soon

Find last-minute flight options from George Bush Intcntl to Porto for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 2,784,634 searches. Data last updated May 30, 2024.
Have a look at some of the last-minute flights available departing from Houston to Porto. Users should examine the flight details to ensure there are no surprises.
Sat 6/111:32 amIAH - OPO
1 stop28h 58mMultiple Airlines
Sat 6/89:15 pmOPO - IAH
2 stops33h 30mMultiple Airlines
Deal found 5/28$1,219
Sat 6/14:17 pmIAH - OPO
2 stops24h 13mMultiple Airlines
Sat 6/81:55 pmOPO - IAH
2 stops25h 41mMultiple Airlines
Deal found 5/28$1,233
Sat 6/18:36 pmIAH - OPO
3 stops32h 19mMultiple Airlines
Sat 6/81:55 pmOPO - IAH
2 stops25h 41mMultiple Airlines
Deal found 5/28$1,447
Sat 6/16:21 pmIAH - OPO
3 stops35h 54mMultiple Airlines
Sat 6/812:15 pmOPO - IAH
3 stops35h 30mMultiple Airlines
Deal found 5/28$1,469
Sat 6/111:32 amIAH - OPO
1 stop28h 58mMultiple Airlines
Sat 6/86:05 pmOPO - IAH
1 stop21h 31mMultiple Airlines
Deal found 5/28$1,611
Sun 6/211:21 amIAH - OPO
1 stop13h 34mUnited Airlines
Sun 7/149:00 amOPO - IAH
2 stops20h 59mUnited Airlines
Deal found 5/29$1,903
Sun 6/211:21 amIAH - OPO
1 stop13h 34mUnited Airlines
Sun 7/149:00 amOPO - IAH
1 stop14h 23mUnited Airlines
Deal found 5/29$1,988
Sun 6/28:30 amIAH - OPO
2 stops27h 45mAir Canada
Sat 7/133:05 amOPO - IAH
2 stops23h 41mAir Canada
Deal found 5/29$2,024

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 2,784,634 searches. Data last updated May 30, 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 5/29$361
Tue 9/249:36 amIAH - OPO
2 stops16h 09mMultiple Airlines
Deal found 5/29$478
Mon 6/176:10 amIAH - OPO
2 stops28h 30mMultiple Airlines
Deal found 5/28$529
Mon 6/179:38 pmIAH - OPO
3 stops29h 22mMultiple Airlines
Deal found 5/28$535
Thu 6/204:48 pmIAH - OPO
2 stops18h 17mMultiple Airlines
Deal found 5/30$632
Thu 6/204:48 pmIAH - OPO
2 stops18h 17mMultiple Airlines
Deal found 5/29$634
Tue 9/2410:42 pmIAH - OPO
3 stops55h 28mMultiple Airlines
Deal found 5/29$651
Thu 6/208:50 pmIAH - OPO
3 stops29h 10mMultiple Airlines
Deal found 5/29$842
Thu 6/208:50 pmIAH - OPO
3 stops29h 10mMultiple Airlines
Deal found 5/30$851

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 2,784,634 searches. Data last updated May 30, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$724 - $1,080

Route

Depart

Return

Price

Houston George Bush IntcntlPorto

IAH - OPO

IAHOPO

Houston George Bush Intcntl

Fri 11/1

2 stops40h 51m

Porto

Sun 11/10

1 stop18h 20m

$724

Houston George Bush IntcntlPorto

IAH - OPO

IAHOPO

Houston George Bush Intcntl

Tue 10/1

2 stops23h 24m

Porto

Wed 10/9

1 stop20h 28m

$779

Houston George Bush IntcntlPorto

IAH - OPO

IAHOPO

Houston George Bush Intcntl

Fri 11/1

1 stop21h 50m

Porto

Sun 11/10

1 stop27h 25m

$814

Houston George Bush IntcntlPorto

IAH - OPO

IAHOPO

Houston George Bush Intcntl

Tue 8/13

1 stop21h 40m

Porto

Wed 8/21

1 stop23h 40m

$900

Houston George Bush IntcntlPorto

IAH - OPO

IAHOPO

Houston George Bush Intcntl

Tue 10/1

2 stops28h 35m

Porto

Wed 10/9

2 stops17h 10m

$906

Houston George Bush IntcntlPorto

IAH - OPO

IAHOPO

Houston George Bush Intcntl

Fri 7/5

2 stops23h 20m

Porto

Thu 7/18

2 stops21h 42m

$973

Houston George Bush IntcntlPorto

IAH - OPO

IAHOPO

Houston George Bush Intcntl

Fri 9/20

2 stops23h 00m

Porto

Sun 9/29

2 stops35h 06m

$1,009

Houston George Bush IntcntlPorto

IAH - OPO

IAHOPO

Houston George Bush Intcntl

Wed 7/3

2 stops18h 20m

Porto

Wed 7/17

1 stop14h 25m

$1,033

Houston George Bush IntcntlPorto

IAH - OPO

IAHOPO

Houston George Bush Intcntl

Fri 9/6

2 stops24h 15m

Porto

Sun 9/15

1 stop31h 25m

$1,080

Flights are sorted by cheapest first

Deals found on 5/29

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 24, 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 May 26, 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

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 May 30, 2024.
Peruse reviews from past customers who have flown with KLM, United Airlines and British Airways 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
10,457 reviews
Check prices

Boarding

8.2

Entertainment

8.0

Food

7.4

Crew

8.6

Comfort

7.9

Overall

8.0

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
10,457 reviews
Delta
8.0
Very good
10,457 reviews
Check prices

Boarding

8.2

Entertainment

8.0

Food

7.4

Crew

8.6

Comfort

7.9

Overall

8.0

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
1,520 reviews
Delta
8.0
Very good
10,457 reviews
Check prices

Boarding

8.2

Entertainment

8.0

Food

7.4

Crew

8.6

Comfort

7.9

Overall

8.0

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
1,954 reviews
Delta
8.0
Very good
10,457 reviews
Check prices

Boarding

8.2

Entertainment

8.0

Food

7.4

Crew

8.6

Comfort

7.9

Overall

8.0

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
1,730 reviews
Delta
8.0
Very good
10,457 reviews
Check prices

Boarding

8.2

Entertainment

8.0

Food

7.4

Crew

8.6

Comfort

7.9

Overall

8.0

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
3,711 reviews
Delta
8.0
Very good
10,457 reviews
Check prices

Boarding

8.2

Entertainment

8.0

Food

7.4

Crew

8.6

Comfort

7.9

Overall

8.0

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 United Airlines for just $724, but on average you can expect to pay $884.

  • Are there last-minute flights available from Houston George Bush Intcntl Airport to Porto for under $1,300?

    There are currently 8+ open flights from Houston George Bush Intcntl Airport to Porto within the next 7 days for less than $1,300.

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

    According to our current data, United Airlines ($724), KLM ($814), and British Airways ($900) 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 37% 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 United Airlines, which is currently one of the cheapest options available, starting at $867. Air France flights start at $888 while deals on Delta start at $892 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 5/29.

  • 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 $523). Flying from Houston George Bush Intcntl Airport to Porto in June is currently the most expensive (average of $994). 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 2,784,634 searches. Data last updated May 30, 2024.
AirlineCheapestAverageFlexibilityOn-time
IberiaCheapest$548Average$768FlexibilityNo cancel feeOn-time77%
Search Iberia flights
British AirwaysCheapest$588Average$1,246FlexibilityNo cancel feeOn-time70%
Search British Airways flights
DeltaCheapest$693Average$977FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
United AirlinesCheapest$750Average$1,401FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
KLMCheapest$789Average$1,192FlexibilityNo cancel feeOn-time75%
Search KLM flights
LufthansaCheapest$848Average$1,160FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
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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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