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$411+ Cheap flights from Lisbon (LIS) to Houston

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 11/19. Fares are subject to change and may not be available on all flights or dates of travel.
LIS — HOU
Nov 28 — Dec 51
Fri 11/28
Fri 12/5
1 adult, Economy
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Cheap flight deals from Lisbon to Houston

Discover tips and strategies to find the most affordable flight options for your journey from Lisbon (LIS) to Houston (HO1). 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 October 29, 2025.

Round-trip from

$705
(Kiwi.com)

One-way from

$411
(Kiwi.com)

Popular in

July

Cheapest in

February

Average price

$874
From Lisbon Humberto Delgado to Houston
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One-way flight from Lisbon Humberto Delgado to Houston
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Highest demand for flights based on searches. 11% potential increase in price ($126 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($33 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find flight deals from Lisbon to Houston

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

This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/78:00 amLIS - IAH
2 stops30h 58mMultiple Airlines
Sun 11/93:13 pmIAH - LIS
2 stops18h 02mMultiple Airlines
Deal found 10/28$753
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/205:55 amLIS - IAH
2 stops33h 44mMultiple Airlines
Sat 12/65:33 amIAH - LIS
1 stop17h 52mMultiple Airlines
Deal found 10/27$758
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/204:50 pmLIS - IAH
2 stops46h 49mMultiple Airlines
Wed 12/35:30 amIAH - LIS
1 stop17h 55mMultiple Airlines
Deal found 10/27$769
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.
Thu 11/205:00 amLIS - HOU
2 stops24h 40mDelta
Sat 12/610:39 amHOU - LIS
2 stops22h 31mDelta
Deal found 10/27$826
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.
Mon 11/105:00 amLIS - IAH
2 stops19h 20mDelta
Sun 11/2312:59 pmIAH - LIS
2 stops20h 11mDelta
Deal found 10/27$826
This Air France 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/73:30 pmLIS - IAH
1 stop28h 00mMultiple Airlines
Sun 11/234:05 pmIAH - LIS
1 stop17h 05mMultiple Airlines
Deal found 10/28$831
This Air France 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/611:25 amLIS - IAH
1 stop32h 05mMultiple Airlines
Wed 11/194:05 pmIAH - LIS
1 stop17h 05mMultiple Airlines
Deal found 10/28$833
This Air France 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/85:30 amLIS - IAH
1 stop14h 25mAir France
Sun 11/234:05 pmIAH - LIS
1 stop19h 25mAir France
Deal found 10/28$837
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.
Thu 11/205:00 amLIS - HOU
2 stops24h 40mDelta
Wed 12/32:32 pmHOU - LIS
2 stops20h 58mDelta
Deal found 10/27$838
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 11/65:00 amLIS - IAH
2 stops20h 41mDelta
Wed 11/1912:30 pmIAH - LIS
2 stops20h 40mDelta
Deal found 10/28$838
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 11/75:30 amLIS - IAH
1 stop14h 25mDelta
Sun 11/234:05 pmIAH - LIS
1 stop17h 05mDelta
Deal found 10/28$839
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 11/145:30 amLIS - HOU
2 stops23h 37mDelta
Mon 11/176:48 pmHOU - LIS
2 stops16h 42mDelta
Deal found 10/28$844

Cheapflights Fare Finder

 
Customize your flight search to find flights from Lisbon to Houston 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 Lisbon to Houston that are best for you.

Fly from

Lisbon

Fly to

Houston

Route

Depart

Return

Price

LisbonHouston

LIS - IAH

LISIAH

Lisbon Humberto Delgado

Thu 1/8

4:50 pm-7:04 pm

2 stops56h 14m

Houston George Bush Intcntl

Wed 1/21

7:00 am-5:25 am

1 stop16h 25m

$705

LisbonHouston

LIS - IAH

LISIAH

Lisbon Humberto Delgado

Thu 11/20

5:55 am-9:39 am

2 stops33h 44m

Houston George Bush Intcntl

Sat 12/6

5:33 am-5:25 am

1 stop17h 52m

$758

LisbonHouston

LIS - HOU

LISHOU

Lisbon Humberto Delgado

Thu 11/20

5:00 am-11:40 pm

2 stops24h 40m

Houston Hobby

Sat 12/6

10:39 am-3:10 pm

2 stops22h 31m

$826

LisbonHouston

LIS - IAH

LISIAH

Lisbon Humberto Delgado

Thu 11/20

5:30 am-1:55 pm

1 stop14h 25m

Houston George Bush Intcntl

Sat 12/6

4:05 pm-3:10 pm

1 stop17h 05m

$826

LisbonHouston

LIS - IAH

LISIAH

Lisbon Humberto Delgado

Mon 11/10

11:25 am-11:57 pm

2 stops18h 32m

Houston George Bush Intcntl

Sun 11/23

4:05 pm-11:20 am

1 stop13h 15m

$826

LisbonHouston

LIS - IAH

LISIAH

Lisbon Humberto Delgado

Mon 11/10

5:30 am-1:55 pm

1 stop14h 25m

Houston George Bush Intcntl

Sun 11/23

4:05 pm-3:10 pm

1 stop17h 05m

$826

LisbonHouston

LIS - IAH

LISIAH

Lisbon Humberto Delgado

Sat 11/8

5:30 am-1:55 pm

1 stop14h 25m

Houston George Bush Intcntl

Sun 11/23

4:05 pm-5:30 pm

1 stop19h 25m

$837

LisbonHouston

LIS - HOU

LISHOU

Lisbon Humberto Delgado

Thu 11/20

5:00 am-11:40 pm

2 stops24h 40m

Houston Hobby

Wed 12/3

2:32 pm-5:30 pm

2 stops20h 58m

$838

LisbonHouston

LIS - IAH

LISIAH

Lisbon Humberto Delgado

Thu 11/20

5:00 am-9:11 pm

2 stops22h 11m

Houston George Bush Intcntl

Wed 12/3

12:40 pm-3:10 pm

2 stops20h 30m

$838

LisbonHouston

LIS - IAH

LISIAH

Lisbon Humberto Delgado

Thu 1/8

5:30 am-1:55 pm

1 stop14h 25m

Houston George Bush Intcntl

Wed 1/21

4:05 pm-11:20 am

1 stop13h 15m

$838

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/27

Showing 1-10 of 37 results
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Best time to book a flight from Lisbon to Houston

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

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

Currently, January is the cheapest month in which you can book a flight from Lisbon to Houston (average of $560). Flying from Lisbon to Houston in July is currently the most expensive (average of $1,000). 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.

How much does it cost to fly round-trip from Lisbon to Houston?

Reviews of airlines servicing Houston

Get insights into the airlines that provide service to Houston. 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 Houston. Reviews last updated October 29, 2025.
Get a feel of what it's like to fly with United Airlines and American Airlines from Lisbon to Houston by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,999 reviews

Comfort

7.3

Overall

7.4

Food

6.6

Crew

8.1

Entertainment

7.1

Boarding

7.7

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
United Airlines
7.4
Good
8,999 reviews
United Airlines
7.4
Good
8,999 reviews

Comfort

7.3

Overall

7.4

Food

6.6

Crew

8.1

Entertainment

7.1

Boarding

7.7

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
American Airlines
7.2
Good
11,032 reviews
United Airlines
7.4
Good
8,999 reviews

Comfort

7.3

Overall

7.4

Food

6.6

Crew

8.1

Entertainment

7.1

Boarding

7.7

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

Related info for your journey

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

    If you book a flight to Houston from Lisbon, you will be flying from Humberto Delgado, which is the city’s only airport. Lisbon Humberto Delgado (LIS) is located 4.2 mi from the center of Lisbon. There are 0 flights from Humberto Delgado to Houston per day from 2 different airlines.

  • How long is the flight from Lisbon to Houston?

    A quick flight from Lisbon to Houston can take about 17h 51m. Delta provides one of the quickest options available for as low as $859. The distance from Lisbon to Houston is about 4777 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Lisbon to Houston round-trip?

    Our cheapest airline available from Lisbon to Houston is American Airlines. Our recent data shows that you can find tickets from as low as $675 on this airline. An additional option worth looking into is United Airlines, starting at $767. American Airlines is 28% cheaper than the average price of flights available within the next 90 days to this destination.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Lisbon to Houston (average of $560). Flying from Lisbon to Houston in July is currently the most expensive (average of $1,000). 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

Browse thousands of different options on Cheapflights for your next trip

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Top 2 airlines flying from Lisbon to Houston

Discover the top 2 airlines that operate flights from Lisbon to Houston. 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$675Average$813FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$767Average$838FlexibilityNo cancel feeOn-time69%

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