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$338+ Cheap flights from Galveston, TX to Portugal

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 7/7. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — LIS
févr. 25 — mars 41
mar. 2/25
mar. 3/4
1 adult, Economy
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Cheap flight deals from Galveston to Portugal

Keep the following information in mind while searching for Galveston to Portugal flight deals. Data was last updated février 20, 2025.

Round-trip from

$646
(Delta)

One-way from

$479
(Expedia)

Popular in

May

Cheapest in

February

Average price

$617
From Galveston to Portugal
Search Deals
One-way flight from Galveston to Portugal
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($88 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($24 potential savings vs. average RT price).
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Average for round-trip flights in February 2025
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Find flight deals from Galveston to Portugal

Cheapest flights from Galveston to Portugal
Explore the most affordable flight options available from Galveston to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on février 20, 2025.

This Delta deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 3/182:35 pmHOU - OPO
2 stops19h 50mDelta
mar. 3/2511:15 amOPO - HOU
2 stops27h 21mDelta
Deal found 2/19$646
This Booking.com deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 10/156:43 pmHOU - LIS
2 stops17h 12mBritish Airways
mer. 10/2212:30 pmLIS - HOU
2 stops17h 14mBritish Airways
Deal found 2/20$679
This Delta deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 3/246:00 amHOU - LIS
2 stops23h 35mDelta
mar. 4/15:00 amLIS - HOU
2 stops24h 06mDelta
Deal found 2/20$718
This American Airlines deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 3/3110:15 amHOU - LIS
2 stops16h 50mAmerican Airlines
mer. 4/911:05 amLIS - HOU
2 stops17h 35mAmerican Airlines
Deal found 2/19$733
This KLM deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 3/186:45 pmHOU - OPO
2 stops15h 40mKLM
mer. 3/266:00 amOPO - HOU
2 stops22h 06mKLM
Deal found 2/19$856
This CheapOair deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dim. 5/48:16 pmHOU - LIS
2 stops20h 44mMultiple Airlines
ven. 5/1612:30 pmLIS - HOU
2 stops17h 29mMultiple Airlines
Deal found 2/19$890
This Expedia deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 4/26:33 pmHOU - LIS
2 stops19h 32mIberia
mar. 4/88:45 pmLIS - HOU
2 stops33h 11mIberia
Deal found 2/19$918
This Virgin Atlantic deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 4/26:00 amHOU - LIS
2 stops20h 00mVirgin Atlantic
mar. 4/810:00 amLIS - HOU
2 stops19h 02mVirgin Atlantic
Deal found 2/19$919
This Gurufare deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 3/178:17 pmHOU - OPO
2 stops38h 43mBritish Airways
lun. 3/2412:25 pmOPO - HOU
2 stops40h 28mBritish Airways
Deal found 2/20$981
This Iberia deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ven. 4/256:31 pmHOU - OPO
2 stops15h 24mIberia
ven. 5/212:20 pmOPO - HOU
2 stops17h 36mIberia
Deal found 2/20$1,170
This American Airlines deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 6/26:31 pmHOU - OPO
2 stops15h 24mAmerican Airlines
ven. 6/2012:20 pmOPO - HOU
2 stops17h 23mAmerican Airlines
Deal found 2/20$1,613
This AranGrant deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure AranGrant is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 6/22:22 pmHOU - OPO
2 stops15h 18mMultiple Airlines
ven. 6/2012:20 pmOPO - HOU
2 stops17h 23mMultiple Airlines
Deal found 2/20$4,790

Find flights from Galveston to Portugal within your budget

Customize your flight search to find flights from Galveston to Portugal 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 2,558,603 searches. Data last updated février 20, 2025.

Fly from

Galveston

Fly to

Portugal

Route

Depart

Return

Price

HoustonPorto

HOU - OPO

HOUOPO

Houston Hobby

mar. 3/18

2:35 pm-3:25 pm

2 stops19h 50m

Porto

mar. 3/25

11:15 am-9:36 am

2 stops27h 21m

$646

HoustonLisbon

HOU - LIS

HOULIS

Houston Hobby

dim. 3/30

8:17 pm-11:00 pm

2 stops20h 43m

Lisbon Humberto Delgado

jeu. 4/3

6:35 am-7:46 pm

2 stops19h 11m

$706

HoustonLisbon

HOU - LIS

HOULIS

Houston Hobby

lun. 3/24

6:00 am-10:35 am

2 stops23h 35m

Lisbon Humberto Delgado

mar. 4/1

5:00 am-11:06 pm

2 stops24h 06m

$718

HoustonLisbon

HOU - LIS

HOULIS

Houston Hobby

lun. 3/31

10:15 am-9:05 am

2 stops16h 50m

Lisbon Humberto Delgado

mer. 4/9

11:05 am-10:40 pm

2 stops17h 35m

$733

HoustonPorto

HOU - OPO

HOUOPO

Houston Hobby

mar. 3/18

6:45 pm-3:25 pm

2 stops15h 40m

Porto

mer. 3/26

6:00 am-11:06 pm

2 stops22h 06m

$856

HoustonLisbon

HOU - LIS

HOULIS

Houston Hobby

dim. 5/4

8:16 pm-11:00 pm

2 stops20h 44m

Lisbon Humberto Delgado

ven. 5/16

12:30 pm-11:59 pm

2 stops17h 29m

$890

HoustonLisbon

HOU - LIS

HOULIS

Houston Hobby

mer. 4/2

6:33 pm-8:05 pm

2 stops19h 32m

Lisbon Humberto Delgado

mar. 4/8

8:45 pm-11:56 pm

2 stops33h 11m

$918

HoustonLisbon

HOU - LIS

HOULIS

Houston Hobby

mer. 4/2

6:00 am-8:00 am

2 stops20h 00m

Lisbon Humberto Delgado

mar. 4/8

10:00 am-11:02 pm

2 stops19h 02m

$919

HoustonPorto

HOU - OPO

HOUOPO

Houston Hobby

lun. 3/17

8:17 pm-4:00 pm

2 stops38h 43m

Porto

lun. 3/24

12:25 pm-11:53 pm

2 stops40h 28m

$981

HoustonPorto

HOU - OPO

HOUOPO

Houston Hobby

ven. 4/25

6:31 pm-3:55 pm

2 stops15h 24m

Porto

ven. 5/2

12:20 pm-11:56 pm

2 stops17h 36m

$1,170

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/19

Showing 1-10 of 18 results
1
2

Best time to book a flight from Galveston to Portugal

Have a flexible travel schedule? Discover the best time to fly to Portugal from Galveston 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.

Travel insights for flights from Galveston to Portugal

Get recent, data-driven insights about flights from Galveston to Portugal including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Galveston to Portugal?

Currently, January is the cheapest month in which you can book a flight from Galveston to Portugal (average of $612). Flying from Galveston to Portugal in June is currently the most expensive (average of $1,234). 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.

What is the cheapest time of day to fly from G4L to PT?

Find hourly flight availability from Galveston to Portugal. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated février 20, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Galveston to Portugal as you normally would.

Rainfall in Portugal by month

Plan your trip to Portugal by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Portugal ranges from 0.2 - 4.8 inches per month. December is typically the wettest month, when rainfall can reach 4.8 in. July is typically the driest time to visit Portugal when rainfall is around 0.2 in.

Temperature in Portugal by month

Plan your trip to Portugal by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Portugal, 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 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).

Reviews of airlines servicing Portugal

Get insights into the airlines that provide service to Portugal. 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 Portugal. Reviews last updated février 20, 2025.
Peruse reviews from past customers who have flown with Delta, KLM and Virgin Atlantic from Galveston to Portugal to help guide your decision. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,220 reviews

Comfort

8.0

Overall

8.0

Crew

8.5

Food

7.3

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta
8.0
Very good
8,220 reviews
Delta
8.0
Very good
8,220 reviews

Comfort

8.0

Overall

8.0

Crew

8.5

Food

7.3

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

KLM
7.8
Good
1,333 reviews
Delta
8.0
Very good
8,220 reviews

Comfort

8.0

Overall

8.0

Crew

8.5

Food

7.3

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Virgin Atlantic
7.5
Good
654 reviews
Delta
8.0
Very good
8,220 reviews

Comfort

8.0

Overall

8.0

Crew

8.5

Food

7.3

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
8,220 reviews

Comfort

8.0

Overall

8.0

Crew

8.5

Food

7.3

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Iberia
7.0
Good
2,639 reviews
Delta
8.0
Very good
8,220 reviews

Comfort

8.0

Overall

8.0

Crew

8.5

Food

7.3

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

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

  • What are the cheapest airlines to fly from Galveston to Portugal one-way?

    For one-way options, check prices for Iberia. According to our data, you can fly for as low as $479. Users have also found prices from $496 and $544 on Virgin Atlantic and American Airlines, respectively.

  • What are the most popular routes from Galveston to Portugal?

    While some choose either Houston Hobby - Porto or Houston Hobby - Funchal Madeira, Houston Hobby - Lisbon Humberto Delgado is the most popular route from Galveston to Portugal.

  • Can I find deals for flights from Galveston to Portugal that include hotel bookings?

    Yes. In addition to deals on Galveston to Portugal flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Galveston to Portugal?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Galveston to Portugal.

  • Can I find deals for business class flights from Galveston to Portugal?

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

  • What is the cheapest month to book a flight from Galveston to Portugal?

    Currently, January is the cheapest month in which you can book a flight from Galveston to Portugal (average of $612). Flying from Galveston to Portugal in June is currently the most expensive (average of $1,234). 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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Top 9 airlines flying from Galveston to Portugal

Discover the top 9 airlines that operate flights from Galveston to Portugal. 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 2,558,603 searches. Data last updated février 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest$542Average$1,539FlexibilityNo cancel feeOn-time76%
Air CanadaCheapest$563Average$926FlexibilityNo cancel feeOn-time67%
British AirwaysCheapest$569Average$818FlexibilityNo cancel feeOn-time70%
Air FranceCheapest$570Average$876FlexibilityNo cancel feeOn-time77%
American AirlinesCheapest$578Average$1,022FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$588Average$1,193FlexibilityNo cancel feeOn-time69%
KLMCheapest$641Average$1,055FlexibilityNo cancel feeOn-time75%
DeltaCheapest$648Average$943FlexibilityNo cancel feeOn-timeN/A
Turkish AirlinesCheapest$649Average$742FlexibilityNo cancel feeOn-time77%
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