$440+ Cheap flights from Lisbon (LIS) to George Bush Intcntl (IAH)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/28. Fares are subject to change and may not be available on all flights or dates of travel.
LIS — IAH
Oct 12 — Oct 191
Round-trip
1 adult, Economy
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Find cheap flights from Lisbon to George Bush Intcntl with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Lisbon to George Bush Intcntl
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Cheapest flights from Lisbon to George Bush IntcntlExplore 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 September 12, 2026.
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 September 12, 2026.
This deal was found by Cheapflights users on 9/9. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/147:00 am -
1 stop18h 55m
Fri 11/273:50 pm -
1 stop14h 15m
Deal found 9/9![British Airways logo]()
$774
This Kiwi.com deal was found by Cheapflights users on 9/12. 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.
Mon 11/1610:05 am -
2 stops18h 26m
Fri 12/49:15 am -
1 stop14h 40m
Deal found 9/12![Multiple Airlines logo]()
$811
This Kiwi.com deal was found by Cheapflights users on 9/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/95:35 pm -
2 stops24h 22m
Fri 10/232:00 pm -
1 stop17h 45m
Deal found 9/9![Multiple Airlines logo]()
$822
This Kiwi.com deal was found by Cheapflights users on 9/12. 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.
Fri 11/205:15 pm -
1 stop21h 29m
Mon 11/309:39 am -
1 stop14h 21m
Deal found 9/12![Multiple Airlines logo]()
$831
This Kiwi.com deal was found by Cheapflights users on 9/12. 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.
Fri 11/205:15 pm -
1 stop21h 29m
Thu 12/39:15 am -
1 stop14h 30m
Deal found 9/12![Multiple Airlines logo]()
$840
This deal was found by Cheapflights users on 9/9. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/1510:15 am -
1 stop17h 12m
Fri 11/2710:55 am -
1 stop15h 15m
Deal found 9/9![United Airlines logo]()
$864
This Expedia deal was found by Cheapflights users on 9/12. 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.
Wed 11/1811:05 am -
1 stop16h 27m
Wed 12/23:50 pm -
1 stop14h 15m
Deal found 9/12![British Airways logo]()
$867
This Delta deal was found by Cheapflights users on 9/11. 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.
Sat 9/195:00 am -
1 stop14h 20m
Sat 10/33:20 pm -
2 stops17h 35m
Deal found 9/11![Delta logo]()
$868
This Delta deal was found by Cheapflights users on 9/9. 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.
Thu 9/175:00 am -
1 stop14h 20m
Thu 10/13:55 pm -
1 stop19h 55m
Deal found 9/9![Delta logo]()
$870
This Delta deal was found by Cheapflights users on 9/12. 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.
Wed 11/185:00 am -
2 stops21h 11m
Wed 12/211:08 am -
2 stops18h 12m
Deal found 9/12![Delta logo]()
$873
This Delta deal was found by Cheapflights users on 9/12. 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 11/175:00 am -
2 stops24h 59m
Tue 12/14:27 pm -
2 stops19h 03m
Deal found 9/12![Delta logo]()
$874
Best flights from Lisbon to George Bush IntcntlDiscover carefully curated flight deals from Lisbon to George Bush Intcntl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 12, 2026.
Discover carefully curated flight deals from Lisbon to George Bush Intcntl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 12, 2026.
This KLM deal was found by Cheapflights users on 9/9. 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.
Thu 10/85:00 am -
1 stop14h 20m
Sun 10/113:55 pm -
1 stop19h 55m
Deal found 9/9![Multiple Airlines logo]()
$870
This Delta deal was found by Cheapflights users on 9/11. 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 11/125:00 am -
2 stops22h 59m
Thu 11/267:10 pm -
1 stop16h 20m
Deal found 9/11![Delta logo]()
$875
This American Airlines deal was found by Cheapflights users on 9/7. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/288:20 am -
2 stops17h 41m
Sun 1/313:50 pm -
1 stop17h 05m
Deal found 9/7![American Airlines logo]()
$880
This British Airways deal was found by Cheapflights users on 9/12. 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.
Sun 11/1511:05 am -
1 stop17h 22m
Fri 12/49:40 pm -
1 stop18h 50m
Deal found 9/12![British Airways logo]()
$888
This Delta deal was found by Cheapflights users on 9/10. 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 10/295:30 am -
1 stop17h 20m
Wed 11/1112:30 pm -
2 stops20h 40m
Deal found 9/10![Delta logo]()
$876
This British Airways deal was found by Cheapflights users on 9/12. 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.
Fri 12/411:05 am -
1 stop17h 22m
Thu 12/103:50 pm -
1 stop20h 15m
Deal found 9/12![British Airways logo]()
$888
This Delta deal was found by Cheapflights users on 9/8. 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.
Thu 10/295:30 am -
1 stop17h 20m
Thu 11/1211:05 am -
2 stops18h 20m
Deal found 9/8![Delta logo]()
$876
This British Airways deal was found by Cheapflights users on 9/11. 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.
Thu 1/2811:05 am -
1 stop16h 58m
Sun 1/313:50 pm -
1 stop17h 05m
Deal found 9/11![British Airways logo]()
$888
Last-minute flights from Lisbon to George Bush IntcntlDiscover last-minute flight deals from Lisbon to George Bush Intcntl. Data last updated September 12, 2026 and is based on user searches.
Discover last-minute flight deals from Lisbon to George Bush Intcntl. Data last updated September 12, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 9/9. 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.
Thu 9/175:00 am -
1 stop14h 20m
Thu 10/13:55 pm -
1 stop19h 55m
Deal found 9/9![Delta logo]()
$870
This British Airways deal was found by Cheapflights users on 9/9. 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.
Thu 9/177:20 am -
2 stops22h 39m
Thu 10/19:10 pm -
1 stop19h 55m
Deal found 9/9![British Airways logo]()
$905
This Flysmarter deal was found by Cheapflights users on 9/11. 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 Flysmarter is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/186:35 am -
2 stops19h 14m
Thu 10/14:47 pm -
2 stops17h 18m
Deal found 9/11![Iberia logo]()
$894
This Delta deal was found by Cheapflights users on 9/11. 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.
Sat 9/195:00 am -
1 stop14h 20m
Sat 10/33:55 pm -
1 stop19h 55m
Deal found 9/11![Delta logo]()
$868
This KLM deal was found by Cheapflights users on 9/9. 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.
Sat 10/35:00 am -
1 stop14h 20m
Sat 10/103:25 pm -
1 stop21h 20m
Deal found 9/9![KLM logo]()
$936
This Kiwi.com deal was found by Cheapflights users on 9/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/95:35 pm -
2 stops24h 22m
Fri 10/232:00 pm -
1 stop17h 45m
Deal found 9/9![Multiple Airlines logo]()
$822
This Delta deal was found by Cheapflights users on 9/10. 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 10/295:30 am -
1 stop17h 20m
Wed 11/1112:30 pm -
2 stops20h 40m
Deal found 9/10![Delta logo]()
$876
This Delta deal was found by Cheapflights users on 9/8. 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.
Thu 10/295:30 am -
2 stops21h 39m
Thu 11/1211:05 am -
2 stops18h 20m
Deal found 9/8![Delta logo]()
$881
One-way flights from Lisbon to George Bush IntcntlSearch for one-way flight options from Lisbon to George Bush Intcntl. Find affordable one-way fares based on user searches. Data last updated September 12, 2026.
Search for one-way flight options from Lisbon to George Bush Intcntl. Find affordable one-way fares based on user searches. Data last updated September 12, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/11. 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.
Sat 11/287:00 pm -
3 stops57h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Multiple Airlines logo]()
$440
This Kiwi.com deal was found by Cheapflights users on 9/8. 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 11/196:00 am -
3 stops46h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Multiple Airlines logo]()
$460
This Kiwi.com deal was found by Cheapflights users on 9/8. 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.
Tue 11/38:05 am -
3 stops59h 42m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Multiple Airlines logo]()
$467
This Kiwi.com deal was found by Cheapflights users on 9/11. 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.
Sat 12/1210:00 pm -
3 stops54h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Multiple Airlines logo]()
$475
This Kiwi.com deal was found by Cheapflights users on 9/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/216:35 am -
2 stops34h 04m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![Multiple Airlines logo]()
$487
This Kiwi.com deal was found by Cheapflights users on 9/11. 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.
Fri 12/116:25 pm -
3 stops57h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Multiple Airlines logo]()
$504
This Kiwi.com deal was found by Cheapflights users on 9/8. 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 12/109:00 am -
3 stops43h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Multiple Airlines logo]()
$521
This Kiwi.com deal was found by Cheapflights users on 9/12. 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.
Wed 10/75:55 am -
3 stops37h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/12![Multiple Airlines logo]()
$543
This Kiwi.com deal was found by Cheapflights users on 9/12. 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.
Mon 10/1911:00 pm -
3 stops44h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/12![Multiple Airlines logo]()
$548
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 September 12, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $774 |
One-way from | $440 (Kiwi.com) |
Popular in | October |
Cheapest in | January |
Average price | $763 |
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 7,457,451 searches. Data last updated September 12, 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
Cheapest round-trip
LisbonHouston
LIS Lisbon Humberto Delgado - IAH Houston George Bush Intcntl
LISIAH
Lisbon Humberto Delgado
Wed 10/21
6:35 am-10:39 am
2 stops34h 04m
Houston George Bush Intcntl
Wed 12/31
12:00 am-7:00 am
Nonstop0h 00m
$487
LisbonHouston
LIS Lisbon Humberto Delgado - IAH Houston George Bush Intcntl
LISIAH
Lisbon Humberto Delgado
Tue 9/22
10:00 pm-7:30 pm
2 stops51h 30m
Houston George Bush Intcntl
Wed 12/31
12:00 am-7:00 am
Nonstop0h 00m
$557
LisbonHouston
LIS Lisbon Humberto Delgado - IAH Houston George Bush Intcntl
LISIAH
Lisbon Humberto Delgado
Tue 11/24
5:00 am-9:59 pm
2 stops22h 59m
Houston George Bush Intcntl
Wed 12/31
12:00 am-7:00 am
Nonstop0h 00m
$628
LisbonHouston
LIS Lisbon Humberto Delgado - IAH Houston George Bush Intcntl
LISIAH
Lisbon Humberto Delgado
Tue 10/6
6:40 pm-1:15 pm
2 stops48h 35m
Houston George Bush Intcntl
Wed 12/31
12:00 am-7:00 am
Nonstop0h 00m
$628
LisbonHouston
LIS Lisbon Humberto Delgado - IAH Houston George Bush Intcntl
LISIAH
Lisbon Humberto Delgado
Sat 9/19
10:35 am-7:17 am
3 stops50h 42m
Houston George Bush Intcntl
Wed 12/31
12:00 am-7:00 am
Nonstop0h 00m
$638
LisbonHouston
LIS Lisbon Humberto Delgado - IAH Houston George Bush Intcntl
LISIAH
Lisbon Humberto Delgado
Wed 10/7
10:20 am-1:15 pm
1 stop32h 55m
Houston George Bush Intcntl
Wed 12/31
12:00 am-7:00 am
Nonstop0h 00m
$641
LisbonHouston
LIS Lisbon Humberto Delgado - IAH Houston George Bush Intcntl
LISIAH
Lisbon Humberto Delgado
Fri 1/15
5:00 am-6:28 pm
2 stops19h 28m
Houston George Bush Intcntl
Wed 12/31
12:00 am-7:00 am
Nonstop0h 00m
$644
Quickest round-trip
LisbonHouston
LIS Lisbon Humberto Delgado - IAH Houston George Bush Intcntl
LISIAH
Lisbon Humberto Delgado
Tue 11/3
11:05 am-9:32 pm
1 stop16h 27m
Houston George Bush Intcntl
Wed 12/31
12:00 am-7:00 am
Nonstop0h 00m
$645
LisbonHouston
LIS Lisbon Humberto Delgado - IAH Houston George Bush Intcntl
LISIAH
Lisbon Humberto Delgado
Fri 12/11
5:30 am-4:50 pm
1 stop17h 20m
Houston George Bush Intcntl
Wed 12/31
12:00 am-7:00 am
Nonstop0h 00m
$645
LisbonHouston
LIS Lisbon Humberto Delgado - IAH Houston George Bush Intcntl
LISIAH
Lisbon Humberto Delgado
Mon 10/12
10:20 am-10:23 pm
2 stops42h 03m
Houston George Bush Intcntl
Wed 12/31
12:00 am-7:00 am
Nonstop0h 00m
$674
Showing 1-10 of 20 resultsSorted by cheapest first
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 September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- 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.
LIS-IAH
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
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.
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 locationsKaty
Conroe
The Woodlands
Spring
Humble
Jersey Village
Tomball
Cypress
Montgomery
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