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$440+ Cheap flights from Galveston, TX to Lisbon (LIS)

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 12/7. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — LIS
Nov 28 — Dec 51
Fri 11/28
Fri 12/5
1 adult, Economy
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Cheapflights Tip: The best prices from Galveston to Lisbon Humberto Delgado are usually found in February or March, booked 42 days in advance, depart on a Sunday or Tuesday and return on a Wednesday

Find flight deals from Galveston to Lisbon

Cheapest flights from Galveston to Lisbon
Explore the most affordable flight options available from Galveston to Lisbon. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 29, 2025.

This Delta deal was found by Cheapflights users on 10/28. 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.
Thu 11/132:32 pmHOU - LIS
2 stops20h 58mDelta
Tue 11/185:00 amLIS - HOU
2 stops24h 07mDelta
Deal found 10/28$619
This Delta deal was found by Cheapflights users on 10/28. 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.
Fri 11/286:00 amHOU - LIS
2 stops21h 00mDelta
Wed 1/215:00 amLIS - HOU
2 stops23h 35mDelta
Deal found 10/28$625
This KLM deal was found by Cheapflights users on 10/28. 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.
Tue 11/1810:40 amHOU - LIS
2 stops15h 20mMultiple Airlines
Mon 12/85:30 amLIS - HOU
2 stops18h 22mMultiple Airlines
Deal found 10/28$626
This Delta deal was found by Cheapflights users on 10/28. 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.
Mon 12/12:32 pmHOU - LIS
2 stops20h 58mDelta
Mon 12/85:30 amLIS - HOU
2 stops23h 18mDelta
Deal found 10/28$630
This Delta deal was found by Cheapflights users on 10/28. 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.
Tue 11/1810:40 amHOU - LIS
2 stops21h 55mDelta
Tue 11/255:30 amLIS - HOU
2 stops23h 37mDelta
Deal found 10/28$645
This Delta deal was found by Cheapflights users on 10/29. 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.
Tue 11/112:32 pmHOU - LIS
2 stops20h 58mDelta
Fri 11/215:00 amLIS - HOU
2 stops24h 07mDelta
Deal found 10/29$659
This Delta deal was found by Cheapflights users on 10/27. 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.
Wed 11/56:00 amHOU - LIS
2 stops20h 40mDelta
Wed 11/125:00 amLIS - HOU
2 stops24h 07mDelta
Deal found 10/27$700
This Virgin Atlantic deal was found by Cheapflights users on 10/28. 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.
Fri 12/1210:39 amHOU - LIS
2 stops15h 21mVirgin Atlantic
Wed 12/1711:15 amLIS - HOU
2 stops17h 33mVirgin Atlantic
Deal found 10/28$769
This British Airways deal was found by Cheapflights users on 10/28. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/184:24 pmHOU - LIS
2 stops16h 21mBritish Airways
Tue 11/257:05 amLIS - HOU
2 stops18h 45mBritish Airways
Deal found 10/28$853

Cheap flight deals from Galveston to Lisbon

Keep the following information in mind while searching for Galveston to Lisbon flight deals. Data was last updated October 29, 2025.

Round-trip from

$609
(American Airlines)

One-way from

$440
(KLM)

Popular in

June

Cheapest in

February

Average price

$792
From Galveston to Lisbon Humberto Delgado
Search Deals
One-way flight from Galveston to Lisbon Humberto Delgado
Search Deals
Highest demand for flights based on searches. 18% potential increase in price ($197 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($27 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Galveston to Lisbon 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 October 29, 2025.
Use the filters below to find and compare flights from Galveston to Lisbon that are best for you.

Fly from

Galveston

Fly to

Lisbon

Route

Depart

Return

Price

HoustonLisbon

HOU - LIS

HOULIS

Houston Hobby

Mon 1/12

10:35 am-9:05 am

2 stops16h 30m

Lisbon Humberto Delgado

Tue 1/20

11:05 am-10:46 pm

2 stops17h 41m

$609

HoustonLisbon

HOU - LIS

HOULIS

Houston Hobby

Thu 11/13

2:32 pm-5:30 pm

2 stops20h 58m

Lisbon Humberto Delgado

Tue 11/18

5:00 am-11:07 pm

2 stops24h 07m

$619

HoustonLisbon

HOU - LIS

HOULIS

Houston Hobby

Mon 2/9

5:04 pm-5:30 pm

2 stops18h 26m

Lisbon Humberto Delgado

Mon 2/23

5:00 am-9:46 pm

2 stops22h 46m

$624

HoustonLisbon

HOU - LIS

HOULIS

Houston Hobby

Fri 11/28

6:00 am-9:00 am

2 stops21h 00m

Lisbon Humberto Delgado

Wed 1/21

5:00 am-10:35 pm

2 stops23h 35m

$625

HoustonLisbon

HOU - LIS

HOULIS

Houston Hobby

Mon 11/10

10:40 am-10:35 am

2 stops17h 55m

Lisbon Humberto Delgado

Sun 11/23

5:00 am-11:07 pm

2 stops24h 07m

$625

HoustonLisbon

HOU - LIS

HOULIS

Houston Hobby

Mon 12/1

2:32 pm-5:30 pm

2 stops20h 58m

Lisbon Humberto Delgado

Mon 12/8

5:30 am-10:48 pm

2 stops23h 18m

$630

HoustonLisbon

HOU - LIS

HOULIS

Houston Hobby

Tue 11/18

10:40 am-2:35 pm

2 stops21h 55m

Lisbon Humberto Delgado

Tue 11/25

5:30 am-11:07 pm

2 stops23h 37m

$645

HoustonLisbon

HOU - LIS

HOULIS

Houston Hobby

Sat 2/21

6:00 am-9:00 am

2 stops21h 00m

Lisbon Humberto Delgado

Sat 2/28

5:30 am-9:46 pm

2 stops22h 16m

$656

HoustonLisbon

HOU - LIS

HOULIS

Houston Hobby

Sun 12/7

10:39 am-8:00 am

2 stops15h 21m

$440

HoustonLisbon

HOU - LIS

HOULIS

Houston Hobby

Thu 11/27

6:00 am-8:55 am

2 stops20h 55m

$443

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/29

Showing 1-10 of 19 results
1
2

Best time to book a flight from Galveston to Lisbon

Have a flexible travel schedule? Discover the best time to fly to Lisbon 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.

Cheapflights Insights

Everything you need to know about your flight from Galveston to Lisbon

How far ahead should I book a flight from Galveston to Lisbon?

Use this chart to determine the optimal time to book a round-trip flight from Galveston to Lisbon. Price data was last updated on October 24, 2025.

The best time to book flights from Galveston to Lisbon is 42 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, February is the cheapest month in which you can book a flight from Galveston to Lisbon (average of $511). Flying from Galveston to Lisbon in June is currently the most expensive (average of $824). 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 LIS?

Find hourly flight availability from Galveston to Lisbon. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 29, 2025.

When flying from Galveston to Lisbon, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 21% versus a flight at noon.

What is the cheapest day to fly from Galveston to Lisbon?

Use this chart to determine the cheapest time to fly round-trip from Galveston to Lisbon. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Galveston to Lisbon flight should consider departing on Sunday afternoons when fares are most often at their lowest. Saturday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Lisbon

Get insights into the airlines that provide service to Lisbon. 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 Lisbon. Reviews last updated October 29, 2025.
See what other customers who have flown with Delta, Air France, and United Airlines from Galveston to Lisbon have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
7,992 reviews

Boarding

8.2

Overall

7.9

Entertainment

7.9

Crew

8.5

Comfort

7.9

Food

7.3

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Delta
7.9
Good
7,992 reviews
Delta
7.9
Good
7,992 reviews

Boarding

8.2

Overall

7.9

Entertainment

7.9

Crew

8.5

Comfort

7.9

Food

7.3

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Air France
7.4
Good
1,482 reviews
Delta
7.9
Good
7,992 reviews

Boarding

8.2

Overall

7.9

Entertainment

7.9

Crew

8.5

Comfort

7.9

Food

7.3

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
United Airlines
7.4
Good
8,999 reviews
Delta
7.9
Good
7,992 reviews

Boarding

8.2

Overall

7.9

Entertainment

7.9

Crew

8.5

Comfort

7.9

Food

7.3

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Air Canada
7.1
Good
10,372 reviews
Delta
7.9
Good
7,992 reviews

Boarding

8.2

Overall

7.9

Entertainment

7.9

Crew

8.5

Comfort

7.9

Food

7.3

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
British Airways
6.7
Okay
7,485 reviews
Delta
7.9
Good
7,992 reviews

Boarding

8.2

Overall

7.9

Entertainment

7.9

Crew

8.5

Comfort

7.9

Food

7.3

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.

Related info for your journey

Find useful and relevant information for your journey from Galveston to Lisbon. 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 Lisbon from Galveston?

    Lisbon Humberto Delgado (LIS), located 4.2 mi from the city center, is the airport you fly into when you book flights from Galveston to Lisbon. 8 airlines have flights to Humberto Delgado from Galveston on a regular basis. Booking flights from Galveston to Lisbon Humberto Delgado should not be difficult; the airport handles an average of 0 inbound flights from Galveston per day.

  • How long is the flight from Galveston to Lisbon?

    There are many flights that can get you from Galveston to Lisbon in 16h 30m. Fly via American Airlines or Delta to get the fastest option. There are 4777 mi between Galveston and Lisbon. Both multi-stop and nonstop flights can be found to your destination and back.

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

    To fly one-way, consider booking your trip with Air France, which is currently one of the cheapest options available, starting at $440. Delta flights start at $443 while deals on KLM start at $453 one-way.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Galveston to Lisbon 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 Lisbon?

    Currently, February is the cheapest month in which you can book a flight from Galveston to Lisbon (average of $511). Flying from Galveston to Lisbon in June is currently the most expensive (average of $824). 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.

See more FAQs

Traveling to a place near Lisbon?

Book flights to Lisbon if you plan to visit one of these locations
Sintra
Fátima
Oeiras
Nazaré
Ericeira
Costa da Caparica
Torres Vedras
Beja
Sesimbra
Colares

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Top 8 airlines flying from Galveston to Lisbon

Discover the top 8 airlines that operate flights from Galveston to Lisbon. 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 October 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$517Average$936FlexibilityNo cancel feeOn-time71%
Air FranceCheapest$549Average$809FlexibilityNo cancel feeOn-time77%
Air CanadaCheapest$563Average$911FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$572Average$950FlexibilityNo cancel feeOn-time69%
DeltaCheapest$595Average$859FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$601Average$876FlexibilityNo cancel feeOn-time70%
Turkish AirlinesCheapest$628Average$737FlexibilityNo cancel feeOn-time77%
KLMCheapest$656Average$1,004FlexibilityNo cancel feeOn-time75%

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