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George Bush Intcntl

$389+ 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 5/12. Fares are subject to change and may not be available on all flights or dates of travel.
LIS — IAH
Apr 10 — Apr 171
Fri 4/10
Fri 4/17
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 March 11, 2026.

This Expedia deal was found by Cheapflights users on 3/9. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/65:00 am
LIS
-
IAH
1 stop14h 15m
KLM
Mon 4/133:20 pm
IAH
-
LIS
1 stop17h 15m
KLM
Deal found 3/9$801
This Kiwi.com deal was found by Cheapflights users on 3/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/310:20 am
LIS
-
IAH
1 stop13h 33m
Multiple Airlines
Mon 5/43:31 pm
IAH
-
LIS
2 stops25h 34m
Multiple Airlines
Deal found 3/10$802
This Kiwi.com deal was found by Cheapflights users on 3/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/169:40 pm
LIS
-
IAH
2 stops54h 10m
Multiple Airlines
Sat 4/251:07 pm
IAH
-
LIS
1 stop15h 53m
Multiple Airlines
Deal found 3/8$804
This Mytrip deal was found by Cheapflights users on 3/10. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/911:35 am
LIS
-
IAH
2 stops18h 14m
Multiple Airlines
Thu 4/1611:39 am
IAH
-
LIS
2 stops21h 36m
Multiple Airlines
Deal found 3/10$811
This Delta deal was found by Cheapflights users on 3/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/15:00 am
LIS
-
IAH
1 stop14h 15m
Delta
Mon 9/143:55 pm
IAH
-
LIS
1 stop17h 00m
Delta
Deal found 3/10$818
This KLM deal was found by Cheapflights users on 3/9. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/65:00 am
LIS
-
IAH
1 stop14h 15m
Multiple Airlines
Mon 4/133:50 pm
IAH
-
LIS
1 stop20h 00m
Multiple Airlines
Deal found 3/9$820
This KLM deal was found by Cheapflights users on 3/8. 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.
Mon 3/1611:25 am
LIS
-
IAH
1 stop32h 05m
Multiple Airlines
Mon 3/303:50 pm
IAH
-
LIS
1 stop20h 00m
Multiple Airlines
Deal found 3/8$822
This Delta deal was found by Cheapflights users on 3/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/95:00 am
LIS
-
IAH
2 stops18h 49m
Delta
Thu 4/163:50 pm
IAH
-
LIS
1 stop13h 25m
Delta
Deal found 3/10$823
This KLM deal was found by Cheapflights users on 3/7. 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.
Thu 11/195:00 am
LIS
-
IAH
2 stops17h 35m
Multiple Airlines
Fri 11/274:05 pm
IAH
-
LIS
1 stop19h 25m
Multiple Airlines
Deal found 3/7$825
This Delta deal was found by Cheapflights users on 3/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/165:30 am
LIS
-
IAH
1 stop14h 25m
Delta
Mon 3/307:00 am
IAH
-
LIS
2 stops19h 50m
Delta
Deal found 3/8$827

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 March 11, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$801
(Expedia)

One-way from

$389
(Kiwi.com)

Popular in

July

Cheapest in

March

Average price

$526
Provider with most accurate pricing for Lisbon Humberto Delgado-Houston George Bush Intcntl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Lisbon Humberto Delgado-Houston George Bush Intcntl flights.
Search Deals
From Lisbon Humberto Delgado to Houston George Bush Intcntl
Search Deals
One-way flight from Lisbon Humberto Delgado to Houston George Bush Intcntl
Search Deals
Highest demand for flights based on searches. 20% potential increase in price ($227 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($35 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

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 March 11, 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
Quickest round-trip

LisbonHouston

LIS - IAH

LISIAH

Lisbon Humberto Delgado

Sat 4/11

5:00 am-1:15 pm

1 stop14h 15m

Houston George Bush Intcntl

Thu 4/16

3:50 pm-11:15 am

1 stop13h 25m

$818

LisbonHouston

LIS - IAH

LISIAH

Lisbon Humberto Delgado

Thu 4/9

5:00 am-1:15 pm

1 stop14h 15m

Houston George Bush Intcntl

Thu 4/16

3:50 pm-5:50 pm

1 stop20h 00m

$818

LisbonHouston

LIS - IAH

LISIAH

Lisbon Humberto Delgado

Mon 4/6

5:00 am-1:15 pm

1 stop14h 15m

Houston George Bush Intcntl

Mon 4/13

12:25 pm-2:55 pm

2 stops20h 30m

$820

LisbonHouston

LIS - IAH

LISIAH

Lisbon Humberto Delgado

Thu 4/16

11:55 am-1:15 pm

1 stop31h 20m

Houston George Bush Intcntl

Sat 4/25

3:50 pm-5:50 pm

1 stop20h 00m

$821

LisbonHouston

LIS - IAH

LISIAH

Lisbon Humberto Delgado

Mon 3/16

11:25 am-2:30 pm

1 stop32h 05m

Houston George Bush Intcntl

Mon 3/30

3:50 pm-5:50 pm

1 stop20h 00m

$822

LisbonHouston

LIS - IAH

LISIAH

Lisbon Humberto Delgado

Mon 3/16

5:30 am-2:55 pm

1 stop14h 25m

Houston George Bush Intcntl

Mon 3/30

7:00 am-8:50 am

2 stops19h 50m

$827

LisbonHouston

LIS - IAH

LISIAH

Lisbon Humberto Delgado

Thu 4/2

9:50 am-1:35 pm

1 stop33h 45m

Houston George Bush Intcntl

Wed 4/15

3:50 pm-11:15 am

1 stop13h 25m

$839

LisbonHouston

LIS - IAH

LISIAH

Lisbon Humberto Delgado

Thu 4/2

5:00 am-1:15 pm

1 stop14h 15m

Houston George Bush Intcntl

Wed 4/15

3:50 pm-11:15 am

1 stop13h 25m

$860
Cheapest one-way

LisbonHouston

LIS - IAH

LISIAH

Lisbon Humberto Delgado

Tue 5/12

9:35 pm-8:38 am

2 stops41h 03m

$389
Quickest one-way

LisbonHouston

LIS - IAH

LISIAH

Lisbon Humberto Delgado

Mon 4/27

6:35 am-9:10 pm

2 stops20h 35m

$396

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/10

Showing 1-10 of 14 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 March.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*2 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.

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 14h 15m. Delta provides one of the quickest options available for as low as $818. Airlines will cover a distance of 4767 mi.

  • 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
The Woodlands
Montgomery
Spring
Tomball
Humble
Jersey Village
Cypress
Conroe

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