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$474+ 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 6/8. Fares are subject to change and may not be available on all flights or dates of travel.
LIS — HOU
Jun 10 — Jun 171
Wed 6/10
Wed 6/17
1 adult, Economy
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Cheap 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 May 11, 2026.

This Lufthansa deal was found by Cheapflights users on 5/8. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/287:25 am
LIS
-
IAH
1 stop16h 30m
Lufthansa
Wed 6/104:40 pm
IAH
-
LIS
1 stop15h 00m
Lufthansa
Deal found 5/8$910
This Travelis deal was found by Cheapflights users on 5/7. 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 Travelis is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/287:25 am
LIS
-
IAH
1 stop16h 30m
Multiple Airlines
Sat 6/1312:00 pm
IAH
-
LIS
1 stop14h 20m
Multiple Airlines
Deal found 5/7$918
This United Airlines deal was found by Cheapflights users on 5/6. 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.
Thu 5/287:25 am
LIS
-
IAH
1 stop16h 30m
United Airlines
Sat 6/136:00 am
IAH
-
LIS
1 stop20h 20m
United Airlines
Deal found 5/6$960
This United Airlines deal was found by Cheapflights users on 5/8. 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.
Thu 5/287:25 am
LIS
-
IAH
1 stop16h 30m
United Airlines
Wed 6/101:46 pm
IAH
-
LIS
1 stop12h 34m
United Airlines
Deal found 5/8$965
This United Airlines deal was found by Cheapflights users on 5/10. 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.
Thu 5/285:05 am
LIS
-
IAH
1 stop18h 50m
United Airlines
Thu 6/117:46 am
IAH
-
LIS
1 stop20h 44m
United Airlines
Deal found 5/10$967
This KLM deal was found by Cheapflights users on 5/7. 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.
Mon 6/111:55 am
LIS
-
IAH
1 stop31h 25m
Multiple Airlines
Sat 2/204:05 pm
IAH
-
LIS
1 stop19h 25m
Multiple Airlines
Deal found 5/7$968
This KLM deal was found by Cheapflights users on 5/6. 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.
Mon 5/1811:55 am
LIS
-
IAH
1 stop31h 25m
Multiple Airlines
Tue 6/22:20 pm
IAH
-
LIS
2 stops14h 25m
Multiple Airlines
Deal found 5/6$970
This United Airlines deal was found by Cheapflights users on 5/9. 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.
Sat 6/65:05 am
LIS
-
IAH
2 stops18h 13m
United Airlines
Sat 6/136:18 pm
IAH
-
LIS
1 stop32h 02m
United Airlines
Deal found 5/9$971
This KLM deal was found by Cheapflights users on 5/8. 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.
Sat 5/2311:55 am
LIS
-
IAH
1 stop31h 25m
Multiple Airlines
Mon 6/85:00 pm
IAH
-
LIS
1 stop33h 50m
Multiple Airlines
Deal found 5/8$972
This Delta deal was found by Cheapflights users on 5/9. 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 6/85:00 am
LIS
-
IAH
1 stop14h 20m
Delta
Mon 6/1511:32 am
IAH
-
LIS
2 stops17h 43m
Delta
Deal found 5/9$973
This KLM deal was found by Cheapflights users on 5/7. 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.
Fri 5/225:00 am
LIS
-
IAH
1 stop14h 20m
KLM
Fri 5/293:25 pm
IAH
-
LIS
1 stop13h 30m
KLM
Deal found 5/7$976
This Delta deal was found by Cheapflights users on 5/7. 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 6/19:50 am
LIS
-
HOU
2 stops18h 36m
Delta
Sat 2/205:35 pm
HOU
-
LIS
2 stops17h 55m
Delta
Deal found 5/7$982

Find 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 May 11, 2026.

Round-trip from

$910
(Lufthansa)

One-way from

$474
(Kiwi.com)

Popular in

July

Cheapest in

April

Average price

$1,169
From Lisbon Humberto Delgado to Houston
Search Deals
One-way flight from Lisbon Humberto Delgado to Houston
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($126 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($22 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
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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 May 11, 2026.
Use the filters below to find and compare flights from Lisbon to Houston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LisbonHouston

LIS - IAH

LISIAH

Lisbon Humberto Delgado

Thu 5/28

7:25 am-5:55 pm

1 stop16h 30m

Houston George Bush Intcntl

Wed 6/10

4:40 pm-1:40 pm

1 stop15h 00m

$910

LisbonHouston

LIS - IAH

LISIAH

Lisbon Humberto Delgado

Thu 5/28

7:25 am-5:55 pm

1 stop16h 30m

Houston George Bush Intcntl

Sat 6/13

6:00 am-8:20 am

1 stop20h 20m

$960

LisbonHouston

LIS - IAH

LISIAH

Lisbon Humberto Delgado

Thu 5/28

5:05 am-5:55 pm

1 stop18h 50m

Houston George Bush Intcntl

Thu 6/11

7:46 am-10:30 am

1 stop20h 44m

$965

LisbonHouston

LIS - IAH

LISIAH

Lisbon Humberto Delgado

Mon 6/1

5:00 am-1:20 pm

1 stop14h 20m

Houston George Bush Intcntl

Sat 2/20

1:15 pm-3:10 pm

2 stops19h 55m

$970

LisbonHouston

LIS - IAH

LISIAH

Lisbon Humberto Delgado

Mon 6/1

7:25 am-9:59 pm

2 stops20h 34m

Houston George Bush Intcntl

Sat 2/20

12:00 pm-8:10 am

2 stops14h 10m

$970

LisbonHouston

LIS - IAH

LISIAH

Lisbon Humberto Delgado

Mon 6/8

3:35 pm-1:20 pm

1 stop27h 45m

Houston George Bush Intcntl

Mon 6/15

5:00 pm-10:25 pm

1 stop23h 25m

$972

LisbonHouston

LIS - IAH

LISIAH

Lisbon Humberto Delgado

Mon 6/8

5:00 am-1:20 pm

1 stop14h 20m

Houston George Bush Intcntl

Mon 6/15

11:32 am-11:15 am

2 stops17h 43m

$973
Quickest round-trip

LisbonHouston

LIS - IAH

LISIAH

Lisbon Humberto Delgado

Fri 5/22

5:00 am-1:20 pm

1 stop14h 20m

Houston George Bush Intcntl

Fri 5/29

3:25 pm-10:55 am

1 stop13h 30m

$976

LisbonHouston

LIS - HOU

LISHOU

Lisbon Humberto Delgado

Mon 6/1

9:50 am-10:26 pm

2 stops18h 36m

Houston Hobby

Sat 2/20

5:35 pm-5:30 pm

2 stops17h 55m

$982

LisbonHouston

LIS - HOU

LISHOU

Lisbon Humberto Delgado

Mon 6/15

5:35 am-9:43 pm

2 stops22h 08m

Houston Hobby

Mon 6/22

5:08 pm-5:50 pm

2 stops18h 42m

$984

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/7

Showing 1-10 of 32 resultsSorted by cheapest first
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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 $525). Flying from Lisbon to Houston in July is currently the most expensive (average of $968). 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?

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 0 different airlines.

  • How long is the flight from Lisbon to Houston?

    A quick flight from Lisbon to Houston can take about 16h 30m. Lufthansa provides one of the quickest options available for as low as $910. The distance from Lisbon to Houston is about 4767 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • 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 $525). Flying from Lisbon to Houston in July is currently the most expensive (average of $968). 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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Alternative routes for Lisbon to Houston

See prices for flight routes from nearby airports that may be better suited for you.
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