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Portugal

$355+ Cheap flights from Houston 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 1/18. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — LIS
Dec 23 — Dec 301
Mon 12/23
Mon 12/30
1 adult, Economy
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Cheap flight deals from Houston to Portugal

Discover tips and strategies to find the most affordable flight options for your journey from Houston (HO1) to Portugal (PT0). 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 December 18, 2024.

Round-trip from

$560
(KLM)

One-way from

$355
(American Airlines)
From Houston to Portugal
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One-way flight from Houston to Portugal
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Find flight deals from Houston to Portugal

Cheapest flights from Houston to Portugal
Explore the most affordable flight options available from Houston to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2024.

This Air France deal was found by Cheapflights users on 12/17. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/253:25 pmIAH - LIS
1 stop13h 10mMultiple Airlines
Thu 1/3010:00 amLIS - IAH
2 stops17h 14mMultiple Airlines
Deal found 12/17$1,042
This KLM deal was found by Cheapflights users on 12/17. 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.
Wed 12/253:25 pmIAH - LIS
1 stop25h 45mKLM
Mon 1/273:25 pmLIS - IAH
1 stop28h 10mKLM
Deal found 12/17$1,045
This Delta deal was found by Cheapflights users on 12/17. 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 12/253:25 pmIAH - LIS
1 stop13h 10mDelta
Fri 1/3110:00 amLIS - IAH
2 stops17h 14mDelta
Deal found 12/17$1,046
This British Airways deal was found by Cheapflights users on 12/18. 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.
Wed 12/253:55 pmIAH - LIS
1 stop23h 55mBritish Airways
Mon 12/306:35 pmLIS - IAH
1 stop25h 35mBritish Airways
Deal found 12/18$1,064
This United Airlines deal was found by Cheapflights users on 12/17. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/171:30 pmIAH - LIS
1 stop12h 40mUnited Airlines
Sun 12/225:00 amLIS - IAH
1 stop15h 40mUnited Airlines
Deal found 12/17$1,100
This CheapOair deal was found by Cheapflights users on 12/16. 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.
Fri 12/207:20 amIAH - LIS
1 stop20h 00mAir Canada
Sun 12/2210:50 amLIS - IAH
2 stops41h 28mAir Canada
Deal found 12/16$1,169
This Air France deal was found by Cheapflights users on 12/17. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/2510:35 amHOU - LIS
2 stops14h 00mAir France
Tue 1/2810:00 amLIS - HOU
2 stops18h 29mAir France
Deal found 12/17$1,170
This Air France deal was found by Cheapflights users on 12/17. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/2510:35 amHOU - LIS
2 stops14h 00mMultiple Airlines
Fri 1/315:00 amLIS - HOU
2 stops18h 42mMultiple Airlines
Deal found 12/17$1,179
This Air France deal was found by Cheapflights users on 12/17. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/244:10 pmIAH - LIS
1 stop24h 15mAir France
Thu 1/3010:00 amLIS - IAH
2 stops17h 14mAir France
Deal found 12/17$1,188
This American Airlines deal was found by Cheapflights users on 12/17. 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.
Sat 12/289:51 amIAH - LIS
2 stops17h 14mAmerican Airlines
Tue 12/3111:10 amLIS - IAH
2 stops18h 34mAmerican Airlines
Deal found 12/17$1,355
This Mytrip deal was found by Cheapflights users on 12/17. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/239:14 amIAH - OPO
2 stops20h 01mMultiple Airlines
Thu 1/97:05 amOPO - IAH
2 stops23h 10mMultiple Airlines
Deal found 12/17$1,439
This SWISS deal was found by Cheapflights users on 12/17. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/224:00 pmIAH - LIS
2 stops25h 05mSWISS
Sun 12/295:35 amLIS - IAH
2 stops39h 05mSWISS
Deal found 12/17$1,441

Find flights from Houston to Portugal within your budget

Customize your flight search to find flights from Houston 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 December 18, 2024.

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Depart

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Price

HoustonLisbon

IAH - LIS

IAHLIS

Houston George Bush Intcntl

Tue 1/14

11:15 am-8:00 am

2 stops14h 45m

Lisbon Humberto Delgado

Wed 1/22

3:25 pm-1:35 pm

1 stop28h 10m

$560

HoustonLisbon

IAH - LIS

IAHLIS

Houston George Bush Intcntl

Tue 1/14

8:25 am-9:15 am

1 stop18h 50m

Lisbon Humberto Delgado

Wed 1/22

11:15 am-9:41 pm

1 stop16h 26m

$561

HoustonLisbon

IAH - LIS

IAHLIS

Houston George Bush Intcntl

Fri 2/28

3:25 pm-2:35 pm

1 stop17h 10m

Lisbon Humberto Delgado

Tue 3/11

5:00 am-5:51 pm

2 stops17h 51m

$562

HoustonLisbon

HOU - LIS

HOULIS

Houston Hobby

Tue 1/14

10:25 am-8:00 am

2 stops15h 35m

Lisbon Humberto Delgado

Wed 1/22

10:00 am-10:29 pm

2 stops18h 29m

$562

HoustonLisbon

IAH - LIS

IAHLIS

Houston George Bush Intcntl

Tue 1/14

9:30 am-9:20 am

1 stop17h 50m

Lisbon Humberto Delgado

Thu 1/23

11:00 am-3:28 pm

2 stops34h 28m

$563

HoustonLisbon

IAH - LIS

IAHLIS

Houston George Bush Intcntl

Tue 1/14

5:25 am-8:00 am

2 stops20h 35m

Lisbon Humberto Delgado

Wed 1/22

10:00 am-11:59 pm

2 stops19h 59m

$565

HoustonLisbon

IAH - LIS

IAHLIS

Houston George Bush Intcntl

Sun 2/2

4:10 pm-11:20 am

1 stop13h 10m

Lisbon Humberto Delgado

Sun 2/9

11:25 am-1:35 pm

1 stop32h 10m

$567

HoustonLisbon

HOU - LIS

HOULIS

Houston Hobby

Fri 2/7

6:00 am-10:35 am

2 stops22h 35m

Lisbon Humberto Delgado

Sun 2/16

5:00 am-9:25 pm

2 stops22h 25m

$567

HoustonLisbon

IAH - LIS

IAHLIS

Houston George Bush Intcntl

Fri 3/21

5:10 pm-5:30 pm

1 stop19h 20m

Lisbon Humberto Delgado

Fri 3/28

10:55 am-12:08 am

2 stops18h 13m

$571

HoustonLisbon

HOU - LIS

HOULIS

Houston Hobby

Sun 2/2

6:25 pm-4:05 pm

2 stops15h 40m

Lisbon Humberto Delgado

Wed 2/12

11:15 am-10:38 pm

2 stops17h 23m

$578

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/17

Showing 1-10 of 49 results
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Best time to book a flight from Houston to Portugal

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

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

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

Currently, January is the cheapest month in which you can book a flight from Houston to Portugal (average of $612). Flying from Houston to Portugal in June is currently the most expensive (average of $1,180). 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 HOU to PT?

Find hourly flight availability from Houston 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 December 18, 2024.

When flying from Houston to Portugal, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 December 18, 2024.
To help decide which airline to fly from Houston to Portugal, see what other customers have to say about Delta, British Airways and Iberia. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,604 reviews

Food

7.3

Crew

8.6

Overall

8.0

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Reviews

1 / 10

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

Delta
8.0
Very good
8,604 reviews
Delta
8.0
Very good
8,604 reviews

Food

7.3

Crew

8.6

Overall

8.0

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Reviews

1 / 10

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

KLM
7.8
Good
1,349 reviews
Delta
8.0
Very good
8,604 reviews

Food

7.3

Crew

8.6

Overall

8.0

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Reviews

1 / 10

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

Finnair
7.7
Good
1,285 reviews
Delta
8.0
Very good
8,604 reviews

Food

7.3

Crew

8.6

Overall

8.0

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Reviews

1 / 10

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

SWISS
7.6
Good
1,606 reviews
Delta
8.0
Very good
8,604 reviews

Food

7.3

Crew

8.6

Overall

8.0

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Reviews

1 / 10

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

Virgin Atlantic
7.5
Good
668 reviews
Delta
8.0
Very good
8,604 reviews

Food

7.3

Crew

8.6

Overall

8.0

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Reviews

1 / 10

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 Houston 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 Houston to Portugal one-way?

    To fly one-way, consider booking your trip with American Airlines, which is currently one of the cheapest options available, starting at $355. Delta flights start at $362 while deals on British Airways start at $419 one-way.

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

    While some choose either Houston George Bush Intcntl - Lisbon Humberto Delgado or Houston Hobby - Porto, Houston Hobby - Lisbon Humberto Delgado is the most popular route from Houston to Portugal.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Houston 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 Houston to Portugal?

    Currently, January is the cheapest month in which you can book a flight from Houston to Portugal (average of $612). Flying from Houston to Portugal in June is currently the most expensive (average of $1,180). 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

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Top 9 airlines flying from Houston to Portugal

Discover the top 9 airlines that operate flights from Houston 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 December 18, 2024.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest$542Average$1,450FlexibilityNo cancel feeOn-time76%
Air CanadaCheapest$562Average$984FlexibilityNo cancel feeOn-time67%
American AirlinesCheapest$578Average$1,050FlexibilityNo cancel feeOn-time71%
British AirwaysCheapest$583Average$983FlexibilityNo cancel feeOn-time70%
Air FranceCheapest$602Average$1,031FlexibilityNo cancel feeOn-time77%
United AirlinesCheapest$638Average$1,246FlexibilityNo cancel feeOn-time69%
KLMCheapest$641Average$1,078FlexibilityNo cancel feeOn-time75%
DeltaCheapest$648Average$973FlexibilityNo cancel feeOn-timeN/A
Turkish AirlinesCheapest$649Average$795FlexibilityNo cancel feeOn-time77%
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