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Cheap flights from George Bush Intcntl (IAH) to Porto (OPO) from $300

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 9/16. 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
May 1 — May 81
From?
To?
Wed 5/1
Wed 5/8
1 adult, Economy
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The best prices from Houston George Bush Intcntl to Porto are usually found in March or January, booked 54 days in advance, depart on a Wednesday or Tuesday 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 April 26, 2024.

Popular in

July

Cheapest in

March

Average price

$997

Round-trip from

$523
High demand for flights, 44% potential price rise
Search Deals
Best time to find cheap flights, 42% potential price drop
Search Deals
Average for round-trip flights in April 2024
Search Deals
From Houston George Bush Intcntl to Porto
Search Deals

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 July. For low rates, September can be a great choice for travel to Porto. Flights to Porto from Houston George Bush Intcntl Airport in September are about $1,119 on average during September, but can be found for as low as $319.

When is the cheapest time to fly from Houston George Bush Intcntl Airport to Porto (IAH - 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 33% on your trip compared to booking a flight at noon.

Cheap Air France flights from George Bush Intcntl to Porto

Explore cheap flight options specifically provided by Air France 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 3,068,117 searches. Data last updated April 26, 2024.
Take a look at some of the lowest-priced Air France flights heading from Houston to Porto. Deals update often to give you more flight options matching your criteria
Sun 9/83:50 pmIAH - OPO
1 stop17h 40mAir France
Fri 9/279:15 amOPO - IAH
2 stops17h 49mAir France
Deal found 4/25$1,187
Wed 7/33:50 pmIAH - OPO
1 stop17h 40mAir France
Fri 8/27:05 pmOPO - IAH
1 stop24h 30mAir France
Deal found 4/25$1,212
Wed 7/34:09 pmIAH - OPO
2 stops17h 21mAir France
Fri 8/27:05 pmOPO - IAH
1 stop24h 30mAir France
Deal found 4/25$1,277
Thu 6/273:50 pmIAH - OPO
1 stop17h 40mAir France
Sat 7/137:05 pmOPO - IAH
1 stop24h 30mAir France
Deal found 4/26$1,322
Wed 7/33:50 pmIAH - OPO
1 stop17h 40mAir France
Sat 8/37:05 pmOPO - IAH
1 stop24h 30mAir France
Deal found 4/25$1,437
Wed 7/34:09 pmIAH - OPO
2 stops17h 21mAir France
Fri 8/29:15 amOPO - IAH
2 stops18h 52mAir France
Deal found 4/25$1,487

Cheap SWISS flights from George Bush Intcntl to Porto

Explore cheap flight options specifically provided by SWISS 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 3,068,117 searches. Data last updated April 26, 2024.
Have a look at some of the cheapest available SWISS flights departing from Houston and landing in Porto. Check back soon if you're not seeing flights that suit your needs.
Wed 7/3112:00 pmIAH - OPO
2 stops37h 55mSWISS
Mon 8/57:15 pmOPO - IAH
2 stops30h 55mSWISS
Deal found 4/25$1,396
Sun 6/24:30 pmIAH - OPO
2 stops19h 45mSWISS
Sat 7/133:05 amOPO - IAH
2 stops17h 30mSWISS
Deal found 4/25$1,683
Thu 6/274:30 pmIAH - OPO
2 stops20h 20mSWISS
Fri 7/123:05 amOPO - IAH
2 stops17h 30mSWISS
Deal found 4/26$1,914

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

Find cheap flight options from George Bush Intcntl to Porto specifically for the months of April and May 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 3,068,117 searches. Prices were last updated on April 26, 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.
Mon 5/139:40 amIAH - OPO
3 stops29h 35mMultiple Airlines
Wed 6/51:50 pmOPO - IAH
2 stops24h 44mMultiple Airlines
Deal found 4/26$874
Mon 5/139:40 amIAH - OPO
2 stops20h 25mMultiple Airlines
Wed 6/51:50 pmOPO - IAH
2 stops24h 44mMultiple Airlines
Deal found 4/26$880
Sat 5/116:15 amIAH - OPO
2 stops33h 35mMultiple Airlines
Mon 5/132:05 pmOPO - IAH
3 stops40h 53mMultiple Airlines
Deal found 4/25$898
Sun 5/268:50 pmIAH - OPO
2 stops44h 40mMultiple Airlines
Tue 6/47:30 amOPO - IAH
1 stop23h 28mMultiple Airlines
Deal found 4/26$952
Sun 5/266:56 amIAH - OPO
3 stops32h 54mMultiple Airlines
Tue 6/47:30 amOPO - IAH
1 stop23h 28mMultiple Airlines
Deal found 4/26$969
Sat 5/118:20 amIAH - OPO
3 stops29h 55mMultiple Airlines
Wed 5/224:55 amOPO - IAH
2 stops22h 27mMultiple Airlines
Deal found 4/25$986
Sun 5/265:35 amIAH - OPO
3 stops34h 15mMultiple Airlines
Tue 6/46:00 amOPO - IAH
3 stops37h 08mMultiple Airlines
Deal found 4/26$992
Sun 5/262:55 pmIAH - OPO
2 stops24h 55mMultiple Airlines
Tue 6/46:00 amOPO - IAH
3 stops35h 15mMultiple Airlines
Deal found 4/26$1,020
Sat 5/1112:30 pmIAH - OPO
2 stops27h 20mMultiple Airlines
Mon 5/1311:35 amOPO - IAH
2 stops18h 37mMultiple Airlines
Deal found 4/25$1,033

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 3,068,117 searches. Data last updated April 26, 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.
Mon 11/116:50 pmIAH - OPO
1 stop14h 55mUnited Airlines
Mon 11/1812:30 pmOPO - IAH
1 stop31h 35mUnited Airlines
Deal found 4/25$723
Mon 11/116:20 pmIAH - OPO
2 stops22h 05mLufthansa
Mon 11/184:35 pmOPO - IAH
1 stop27h 30mLufthansa
Deal found 4/25$728
Mon 11/116:20 pmIAH - OPO
2 stops22h 05mLufthansa
Mon 11/1812:30 pmOPO - IAH
2 stops34h 45mLufthansa
Deal found 4/25$738
Mon 5/139:40 amIAH - OPO
3 stops29h 35mMultiple Airlines
Wed 6/51:50 pmOPO - IAH
2 stops24h 44mMultiple Airlines
Deal found 4/26$874
Mon 5/139:40 amIAH - OPO
2 stops20h 25mMultiple Airlines
Wed 6/51:50 pmOPO - IAH
2 stops24h 44mMultiple Airlines
Deal found 4/26$880
Sat 5/116:15 amIAH - OPO
2 stops33h 35mMultiple Airlines
Mon 5/132:05 pmOPO - IAH
3 stops40h 53mMultiple Airlines
Deal found 4/25$898
Fri 10/251:50 pmIAH - OPO
1 stop13h 55mUnited Airlines
Thu 10/3112:30 pmOPO - IAH
1 stop31h 35mUnited Airlines
Deal found 4/25$914
Fri 10/2512:55 pmIAH - OPO
2 stops14h 50mUnited Airlines
Thu 10/3112:30 pmOPO - IAH
1 stop31h 35mUnited Airlines
Deal found 4/25$918
Fri 10/2512:15 pmIAH - OPO
2 stops21h 40mMultiple Airlines
Thu 10/317:30 pmOPO - IAH
2 stops46h 57mMultiple Airlines
Deal found 4/25$926

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 3,068,117 searches. Data last updated April 26, 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.
Sun 5/53:35 pmIAH - OPO
2 stops21h 45mMultiple Airlines
Sat 5/188:10 pmOPO - IAH
2 stops23h 25mMultiple Airlines
Deal found 4/25$1,109
Sun 5/53:35 pmIAH - OPO
1 stop18h 10mLufthansa
Sat 5/1812:10 pmOPO - IAH
1 stop31h 25mLufthansa
Deal found 4/25$1,816
Sun 5/511:58 amIAH - OPO
2 stops16h 27mLufthansa
Sat 5/1812:10 pmOPO - IAH
1 stop31h 25mLufthansa
Deal found 4/25$1,823

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 3,068,117 searches. Data last updated April 26, 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.
Mon 9/1611:13 amIAH - OPO
2 stops29h 42mMultiple Airlines
Deal found 4/26$300
Tue 5/289:05 amIAH - OPO
3 stops41h 45mMultiple Airlines
Deal found 4/26$392
Sat 5/258:00 pmIAH - OPO
3 stops53h 35mMultiple Airlines
Deal found 4/26$412
Mon 5/278:12 pmIAH - OPO
3 stops54h 38mMultiple Airlines
Deal found 4/26$439
Wed 5/299:24 amIAH - OPO
3 stops53h 36mMultiple Airlines
Deal found 4/26$446
Tue 5/289:24 amIAH - OPO
2 stops31h 11mMultiple Airlines
Deal found 4/26$462
Wed 5/2910:44 amIAH - OPO
2 stops40h 56mMultiple Airlines
Deal found 4/26$467
Mon 9/1611:13 amIAH - OPO
1 stop17h 22mMultiple Airlines
Deal found 4/26$472
Sat 5/251:30 pmIAH - OPO
2 stops36h 00mMultiple Airlines
Deal found 4/26$476

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 3,068,117 searches. Data last updated April 26, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$874 - $1,324

Route

Depart

Return

Price

Houston George Bush IntcntlPorto

IAH - OPO

IAHOPO

Houston George Bush Intcntl

Mon 5/13

3 stops29h 35m

Porto

Wed 6/5

2 stops24h 44m

$874

Houston George Bush IntcntlPorto

IAH - OPO

IAHOPO

Houston George Bush Intcntl

Tue 9/24

1 stop17h 40m

Porto

Mon 10/7

1 stop27h 15m

$944

Houston George Bush IntcntlPorto

IAH - OPO

IAHOPO

Houston George Bush Intcntl

Tue 9/24

2 stops18h 33m

Porto

Mon 10/7

2 stops29h 21m

$998

Houston George Bush IntcntlPorto

IAH - OPO

IAHOPO

Houston George Bush Intcntl

Sun 9/8

1 stop24h 55m

Porto

Sun 9/15

1 stop27h 05m

$1,067

Houston George Bush IntcntlPorto

IAH - OPO

IAHOPO

Houston George Bush Intcntl

Fri 5/24

2 stops22h 00m

Porto

Fri 5/31

2 stops35h 06m

$1,076

Houston George Bush IntcntlPorto

IAH - OPO

IAHOPO

Houston George Bush Intcntl

Sun 9/8

1 stop13h 45m

Porto

Sun 9/15

2 stops40h 51m

$1,091

Houston George Bush IntcntlPorto

IAH - OPO

IAHOPO

Houston George Bush Intcntl

Fri 8/30

1 stop18h 20m

Porto

Sat 9/14

2 stops22h 45m

$1,137

Houston George Bush IntcntlPorto

IAH - OPO

IAHOPO

Houston George Bush Intcntl

Sun 9/8

1 stop17h 40m

Porto

Fri 9/27

2 stops17h 49m

$1,187

Houston George Bush IntcntlPorto

IAH - OPO

IAHOPO

Houston George Bush Intcntl

Tue 7/23

1 stop36h 55m

Porto

Tue 8/13

1 stop31h 30m

$1,324

Flights are sorted by cheapest first

Deals found on 4/26

When is the best time to 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 January 28, 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 54 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
Search Deals

When is the cheapest time 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 April 21, 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. Wednesday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
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Average price of flights to Porto by month

Plan your trip from George Bush Intcntl to Porto by taking into account the cheapest months to travel. The average price of a one-way flight from George Bush Intcntl to Porto is currently $430 while a round-trip flight costs $1,078. Price data was last updated on April 21, 2024.

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 $1,027). 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.

January

$523

February

$581

March

$599

April

$742

May

$888

June

$1,027

July

$980

August

$869

September

$760

October

$694

November

$554

December

$643

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 April 26, 2024.
Peruse reviews from past customers who have flown with Air France, SWISS and Air Canada 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
8.1
Very good
10,966 reviews
Check prices

Boarding

8.2

Comfort

7.9

Overall

8.1

Entertainment

8.0

Crew

8.6

Food

7.4

Reviews

1 / 10

Terrible flight crew that skipped our row for service multiple times.

Delta
8.1
Very good
10,966 reviews
Delta
8.1
Very good
10,966 reviews
Check prices

Boarding

8.2

Comfort

7.9

Overall

8.1

Entertainment

8.0

Crew

8.6

Food

7.4

Reviews

1 / 10

Terrible flight crew that skipped our row for service multiple times.

KLM
7.9
Good
1,626 reviews
Delta
8.1
Very good
10,966 reviews
Check prices

Boarding

8.2

Comfort

7.9

Overall

8.1

Entertainment

8.0

Crew

8.6

Food

7.4

Reviews

1 / 10

Terrible flight crew that skipped our row for service multiple times.

SWISS
7.8
Good
2,061 reviews
Delta
8.1
Very good
10,966 reviews
Check prices

Boarding

8.2

Comfort

7.9

Overall

8.1

Entertainment

8.0

Crew

8.6

Food

7.4

Reviews

1 / 10

Terrible flight crew that skipped our row for service multiple times.

Air France
7.6
Good
1,809 reviews
Delta
8.1
Very good
10,966 reviews
Check prices

Boarding

8.2

Comfort

7.9

Overall

8.1

Entertainment

8.0

Crew

8.6

Food

7.4

Reviews

1 / 10

Terrible flight crew that skipped our row for service multiple times.

Turkish Airlines
7.5
Good
3,695 reviews
Delta
8.1
Very good
10,966 reviews
Check prices

Boarding

8.2

Comfort

7.9

Overall

8.1

Entertainment

8.0

Crew

8.6

Food

7.4

Reviews

1 / 10

Terrible flight crew that skipped our row for service multiple times.

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 $900 on Cheapflights?

    Yes, there are multiple flights from Houston George Bush Intcntl Airport to Porto for under $900. The cheapest flight booked recently is on Multiple Airlines for just $874, but on average you can expect to pay $1,009.

  • Are there last-minute flights available from Houston George Bush Intcntl Airport to Porto for under $1,200?

    There are currently 3+ open flights from Houston George Bush Intcntl Airport to Porto within the next 7 days for less than $1,200.

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

    According to our current data, Delta ($944), Iberia ($998), and KLM ($1,067) 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 15% 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 TAP AIR PORTUGAL, which is currently one of the cheapest options available, starting at $710. Lufthansa flights start at $792 while deals on United Airlines start at $1,012 one-way.

  • 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 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 4/26.

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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 3,068,117 searches. Data last updated April 26, 2024.
AirlineCheapestAverageFlexibilityOn-time
IberiaCheapest$549Average$823FlexibilityNo cancel feeOn-time77%
Search Iberia flights
British AirwaysCheapest$588Average$1,246FlexibilityNo cancel feeOn-time70%
Search British Airways flights
DeltaCheapest$717Average$865FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
United AirlinesCheapest$737Average$1,460FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
KLMCheapest$790Average$1,156FlexibilityNo cancel feeOn-time75%
Search KLM flights
LufthansaCheapest$848Average$1,222FlexibilityNo 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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