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$302+ 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 1/17. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — LIS
Nov 26 — Dec 31
Tue 11/26
Tue 12/3
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 November 21, 2024.

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 November 21, 2024.

This British Airways deal was found by Cheapflights users on 11/20. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/303:55 pmIAH - LIS
1 stop14h 15mBritish Airways
Wed 1/2211:15 amLIS - IAH
1 stop16h 26mBritish Airways
Deal found 11/20$588
This United Airlines deal was found by Cheapflights users on 11/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/319:30 amIAH - LIS
1 stop17h 50mUnited Airlines
Sat 1/1811:00 amLIS - IAH
2 stops27h 27mUnited Airlines
Deal found 11/20$589
This Air Canada deal was found by Cheapflights users on 11/20. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/306:26 pmIAH - LIS
2 stops32h 54mAir Canada
Mon 1/2011:00 amLIS - IAH
1 stop13h 45mAir Canada
Deal found 11/20$590
This Delta deal was found by Cheapflights users on 11/20. 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.
Mon 12/304:10 pmIAH - LIS
1 stop13h 10mDelta
Mon 1/2011:25 amLIS - IAH
1 stop32h 10mDelta
Deal found 11/20$596
This Finnair deal was found by Cheapflights users on 11/20. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/303:55 pmIAH - LIS
1 stop21h 00mMultiple Airlines
Thu 1/163:45 pmLIS - IAH
1 stop28h 25mMultiple Airlines
Deal found 11/20$602
This Turkish Airlines deal was found by Cheapflights users on 11/20. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/293:05 pmIAH - LIS
1 stop37h 00mTurkish Airlines
Wed 1/224:00 pmLIS - IAH
1 stop27h 20mTurkish Airlines
Deal found 11/20$690
This Delta deal was found by Cheapflights users on 11/20. 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.
Tue 12/36:00 amHOU - LIS
2 stops20h 00mDelta
Tue 12/1010:00 amLIS - HOU
2 stops18h 51mDelta
Deal found 11/20$759
This Cheapflightsfares deal was found by Cheapflights users on 11/20. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/278:37 amIAH - LIS
2 stops19h 33mAer Lingus
Fri 12/610:50 amLIS - IAH
2 stops18h 38mAer Lingus
Deal found 11/20$760
This Iberia deal was found by Cheapflights users on 11/20. 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.
Tue 12/314:54 pmIAH - LIS
2 stops17h 11mIberia
Fri 1/178:20 amLIS - IAH
2 stops20h 37mIberia
Deal found 11/20$816
This Delta deal was found by Cheapflights users on 11/19. 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.
Tue 12/34:51 pmHOU - OPO
2 stops16h 34mDelta
Tue 12/106:00 amOPO - HOU
2 stops22h 51mDelta
Deal found 11/19$898
This Air France deal was found by Cheapflights users on 11/20. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/410:16 amHOU - LIS
2 stops14h 19mAir France
Sat 12/711:15 amLIS - HOU
2 stops16h 53mAir France
Deal found 11/20$943
This Air France deal was found by Cheapflights users on 11/20. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/294:10 pmIAH - LIS
1 stop17h 00mAir France
Wed 12/411:15 amLIS - IAH
2 stops18h 44mAir France
Deal found 11/20$1,058

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 2,629,791 searches. Data last updated November 21, 2024.

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HoustonLisbon

IAH - LIS

IAHLIS

Houston George Bush Intcntl

Mon 12/30

3:55 pm-12:10 pm

1 stop14h 15m

Lisbon Humberto Delgado

Wed 1/22

11:15 am-9:41 pm

1 stop16h 26m

$588

HoustonLisbon

IAH - LIS

IAHLIS

Houston George Bush Intcntl

Tue 12/31

9:30 am-9:20 am

1 stop17h 50m

Lisbon Humberto Delgado

Sat 1/18

11:00 am-8:27 am

2 stops27h 27m

$589

HoustonLisbon

IAH - LIS

IAHLIS

Houston George Bush Intcntl

Mon 12/30

6:26 pm-9:20 am

2 stops32h 54m

Lisbon Humberto Delgado

Mon 1/20

11:00 am-6:45 pm

1 stop13h 45m

$590

HoustonLisbon

HOU - LIS

HOULIS

Houston Hobby

Fri 2/7

6:00 am-8:00 am

2 stops20h 00m

Lisbon Humberto Delgado

Sun 2/16

5:00 am-9:25 pm

2 stops22h 25m

$595

HoustonLisbon

IAH - LIS

IAHLIS

Houston George Bush Intcntl

Mon 12/30

4:10 pm-11:20 am

1 stop13h 10m

Lisbon Humberto Delgado

Mon 1/20

11:25 am-1:35 pm

1 stop32h 10m

$596

HoustonLisbon

HOU - LIS

HOULIS

Houston Hobby

Thu 1/16

10:25 am-8:00 am

2 stops15h 35m

Lisbon Humberto Delgado

Mon 1/20

10:00 am-10:29 pm

2 stops18h 29m

$602

HoustonLisbon

IAH - LIS

IAHLIS

Houston George Bush Intcntl

Sat 2/1

9:45 pm-10:25 pm

1 stop18h 40m

Lisbon Humberto Delgado

Sun 2/9

7:45 am-10:15 pm

2 stops20h 30m

$618

HoustonLisbon

IAH - LIS

IAHLIS

Houston George Bush Intcntl

Thu 2/6

9:45 pm-9:55 pm

1 stop18h 10m

Lisbon Humberto Delgado

Mon 2/10

10:40 am-8:00 pm

1 stop15h 20m

$622

HoustonLisbon

IAH - LIS

IAHLIS

Houston George Bush Intcntl

Wed 2/5

4:53 pm-4:05 pm

2 stops17h 12m

Lisbon Humberto Delgado

Thu 2/13

12:30 pm-11:40 pm

2 stops17h 10m

$631

HoustonPorto

HOU - OPO

HOUOPO

Houston Hobby

Tue 1/14

10:25 am-10:50 am

2 stops18h 25m

Porto

Tue 1/21

6:00 am-5:50 pm

2 stops17h 50m

$633

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/20

Showing 1-10 of 44 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, December is the cheapest month in which you can book a flight from Houston to Portugal (average of $589). Flying from Houston to Portugal in June is currently the most expensive (average of $1,182). 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 November 21, 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 November 21, 2024.
To help decide which airline to fly from Houston to Portugal, see what other customers have to say about British Airways, United Airlines and Air Canada. 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
8,759 reviews

Entertainment

7.9

Comfort

7.9

Crew

8.5

Overall

8.0

Food

7.3

Boarding

8.2

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
8,759 reviews
Delta
8.0
Very good
8,759 reviews

Entertainment

7.9

Comfort

7.9

Crew

8.5

Overall

8.0

Food

7.3

Boarding

8.2

Reviews

1 / 10

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

KLM
7.8
Good
1,350 reviews
Delta
8.0
Very good
8,759 reviews

Entertainment

7.9

Comfort

7.9

Crew

8.5

Overall

8.0

Food

7.3

Boarding

8.2

Reviews

1 / 10

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

Finnair
7.7
Good
1,300 reviews
Delta
8.0
Very good
8,759 reviews

Entertainment

7.9

Comfort

7.9

Crew

8.5

Overall

8.0

Food

7.3

Boarding

8.2

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
663 reviews
Delta
8.0
Very good
8,759 reviews

Entertainment

7.9

Comfort

7.9

Crew

8.5

Overall

8.0

Food

7.3

Boarding

8.2

Reviews

1 / 10

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

Air France
7.4
Good
1,525 reviews
Delta
8.0
Very good
8,759 reviews

Entertainment

7.9

Comfort

7.9

Crew

8.5

Overall

8.0

Food

7.3

Boarding

8.2

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 Air Canada, which is currently one of the cheapest options available, starting at $433. Delta flights start at $435 while deals on Finnair start at $442 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, December is the cheapest month in which you can book a flight from Houston to Portugal (average of $589). Flying from Houston to Portugal in June is currently the most expensive (average of $1,182). 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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Alternative routes for Houston to Portugal

See prices for flight routes from nearby airports that may be better suited for you.
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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 2,629,791 searches. Data last updated November 21, 2024.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest$542Average$1,444FlexibilityNo cancel feeOn-time76%
British AirwaysCheapest$549Average$970FlexibilityNo cancel feeOn-time70%
DeltaCheapest$572Average$991FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$595Average$1,098FlexibilityNo cancel feeOn-time71%
Air CanadaCheapest$596Average$1,032FlexibilityNo cancel feeOn-time67%
Air FranceCheapest$602Average$1,036FlexibilityNo cancel feeOn-time77%
KLMCheapest$641Average$1,114FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$646Average$1,268FlexibilityNo cancel feeOn-time69%
Turkish AirlinesCheapest$649Average$811FlexibilityNo cancel feeOn-time77%
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