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George Bush Intcntl

$421+ Cheap flights from Lisbon (LIS) to George Bush Intcntl (IAH)

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 10/13. Fares are subject to change and may not be available on all flights or dates of travel.
LIS — IAH
Jul 10 — Jul 171
Fri 7/10
Fri 7/17
1 adult, Economy
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Cheap flight deals from Lisbon to George Bush Intcntl

Cheapest flights from Lisbon to George Bush Intcntl
Explore the most affordable flight options available from Lisbon to George Bush Intcntl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 10, 2026.

This American Airlines deal was found by Cheapflights users on 6/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/306:35 am
LIS
-
IAH
2 stops19h 14m
American Airlines
Sun 10/49:10 pm
IAH
-
LIS
1 stop14h 35m
American Airlines
Deal found 6/8$852
This British Airways deal was found by Cheapflights users on 6/8. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2111:05 am
LIS
-
IAH
1 stop17h 31m
British Airways
Sun 10/254:50 pm
IAH
-
LIS
1 stop14h 15m
British Airways
Deal found 6/8$866
This British Airways deal was found by Cheapflights users on 6/9. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/3011:05 am
LIS
-
IAH
1 stop17h 54m
British Airways
Sun 10/49:10 pm
IAH
-
LIS
1 stop14h 35m
British Airways
Deal found 6/9$867
This American Airlines deal was found by Cheapflights users on 6/5. 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.
Wed 10/216:35 am
LIS
-
IAH
2 stops18h 28m
American Airlines
Sun 10/254:50 pm
IAH
-
LIS
1 stop17h 00m
American Airlines
Deal found 6/5$920

Find flight deals from Lisbon to George Bush Intcntl

Discover tips and strategies to find the most affordable flight options for your journey from Lisbon (LIS) to George Bush Intcntl (IAH). 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 June 10, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$852
(American Airlines)

One-way from

$421
(Kiwi.com)

Popular in

June

Cheapest in

January

Average price

$1,289
Provider with most accurate pricing for Lisbon Humberto Delgado-Houston George Bush Intcntl flight deals.
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Provider most trusted by Cheapflights users for Lisbon Humberto Delgado-Houston George Bush Intcntl flights.
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From Lisbon Humberto Delgado to Houston George Bush Intcntl
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One-way flight from Lisbon Humberto Delgado to Houston George Bush Intcntl
Search Deals
Highest demand for flights based on searches. 25% potential increase in price ($316 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($35 potential savings vs. average RT price).
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Average for round-trip flights in June 2026
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Lisbon to George Bush Intcntl 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 June 10, 2026.
Use the filters below to find and compare flights from Lisbon to Houston George Bush Intcntl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LisbonHouston

LIS - IAH

LISIAH

Lisbon Humberto Delgado

Wed 10/21

8:55 am-8:23 pm

2 stops17h 28m

Houston George Bush Intcntl

Sun 10/25

4:50 pm-12:05 pm

1 stop14h 15m

$853

LisbonHouston

LIS - IAH

LISIAH

Lisbon Humberto Delgado

Wed 9/30

11:05 am-10:59 pm

1 stop17h 54m

Houston George Bush Intcntl

Sun 10/4

9:10 pm-5:45 pm

1 stop14h 35m

$867

LisbonHouston

LIS - IAH

LISIAH

Lisbon Humberto Delgado

Wed 10/21

11:05 am-10:36 pm

1 stop17h 31m

Houston George Bush Intcntl

Sun 10/25

4:50 pm-12:05 pm

1 stop14h 15m

$867
Quickest round-trip

LisbonHouston

LIS - IAH

LISIAH

Lisbon Humberto Delgado

Wed 9/30

8:55 am-7:13 pm

2 stops16h 18m

Houston George Bush Intcntl

Sun 10/4

7:06 pm-4:05 pm

2 stops14h 59m

$929

LisbonHouston

LIS - IAH

LISIAH

Lisbon Humberto Delgado

Thu 7/23

6:10 am-1:55 pm

2 stops37h 45m

Houston George Bush Intcntl

Wed 8/5

3:35 pm-10:15 pm

1 stop24h 40m

$953

LisbonHouston

LIS - IAH

LISIAH

Lisbon Humberto Delgado

Thu 7/23

5:05 pm-12:45 pm

1 stop25h 40m

Houston George Bush Intcntl

Wed 8/5

9:10 pm-11:45 pm

1 stop20h 35m

$1,089

LisbonHouston

LIS - IAH

LISIAH

Lisbon Humberto Delgado

Tue 7/7

4:30 pm-1:25 pm

1 stop26h 55m

Houston George Bush Intcntl

Mon 7/20

3:30 pm-11:10 pm

1 stop25h 40m

$1,108

LisbonHouston

LIS - IAH

LISIAH

Lisbon Humberto Delgado

Wed 7/22

11:05 am-10:49 pm

1 stop17h 44m

Houston George Bush Intcntl

Wed 7/29

3:30 pm-2:10 pm

1 stop16h 40m

$1,111
Cheapest one-way

LisbonHouston

LIS - IAH

LISIAH

Lisbon Humberto Delgado

Tue 6/16

6:15 am-6:29 pm

3 stops42h 14m

$525

LisbonHouston

LIS - IAH

LISIAH

Lisbon Humberto Delgado

Sat 11/7

10:00 pm-5:47 pm

3 stops49h 47m

$564

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/9

Showing 1-10 of 17 resultsSorted by cheapest first
1
2

Compare providers for flights from Lisbon to George Bush Intcntl

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Lisbon to George Bush Intcntl in June.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Lisbon-Houston George Bush Intcntl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Lisbon-Houston George Bush Intcntl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Lisbon-Houston George Bush Intcntl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Lisbon-Houston George Bush Intcntl Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Lisbon-Houston George Bush Intcntl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Lisbon to George Bush Intcntl

Have a flexible travel schedule? Discover the best time to fly to George Bush Intcntl 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 George Bush Intcntl Airport

How much does it cost to fly round-trip from Lisbon to Houston George Bush Intcntl Airport?

Related info for your journey

Find useful and relevant information for your journey from Lisbon to George Bush Intcntl. 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 George Bush Intcntl?

    Located just 4.2 mi from the city center, Lisbon Humberto Delgado is the airport most travelers will use when flying to Houston George Bush Intcntl from Lisbon. Booking flights from Humberto Delgado (LIS) to Houston George Bush Intcntl should be relatively easy as there are 0 daily outbound flights to Houston George Bush Intcntl from 0 different airlines.

  • How long is the flight from Lisbon to Houston George Bush Intcntl Airport?

    A quick flight from Lisbon to Houston George Bush Intcntl Airport can take about 17h 54m. British Airways provides one of the quickest options available for as low as $867. Airlines will cover a distance of 4767 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • Can I find deals for flights from Lisbon to George Bush Intcntl that include hotel bookings?

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

  • How can I find direct flights from Lisbon to George Bush Intcntl?

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

  • Can I find deals for business class flights from Lisbon to George Bush Intcntl?

    Yes. Cheapflights offers flight deals from Lisbon to George Bush Intcntl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Traveling to a place near Houston George Bush Intcntl Airport?

Book flights to Houston George Bush Intcntl Airport if you plan to visit one of these locations
Katy
Spring
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Jersey Village
Humble
Conroe
Tomball
Cypress
Montgomery

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