$307+ Cheap flights from George Bush Intcntl (IAH) to Lisbon (LIS)
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 10/26. Fares are subject to change and may not be available on all flights or dates of travel.
IAH — LIS
Oct 23 — Oct 301
Round-trip
1 adult, Economy
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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
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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 George Bush Intcntl to Lisbon
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Cheapest flights from George Bush Intcntl to LisbonExplore the most affordable flight options available from George Bush Intcntl to Lisbon. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 23, 2026.
Explore the most affordable flight options available from George Bush Intcntl to Lisbon. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 23, 2026.
This Mytrip deal was found by Cheapflights users on 9/20. 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.
Wed 10/2110:00 am -
2 stops26h 45m
Tue 10/277:00 pm -
2 stops25h 00m
Deal found 9/20![Multiple Airlines logo]()
$752
This American Airlines deal was found by Cheapflights users on 9/19. 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.
Sun 11/16:32 am -
1 stop20h 33m
Sun 11/87:05 am -
2 stops18h 15m
Deal found 9/19![American Airlines logo]()
$754
This Cheapflightsfares deal was found by Cheapflights users on 9/19. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/139:10 pm -
1 stop19h 50m
Tue 10/277:45 pm -
1 stop24h 20m
Deal found 9/19![British Airways logo]()
$755
This Delta deal was found by Cheapflights users on 9/23. 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 10/193:55 pm -
1 stop19h 55m
Sat 10/315:30 am -
2 stops23h 25m
Deal found 9/23![Delta logo]()
$761
This American Airlines deal was found by Cheapflights users on 9/19. 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 12/308:19 am -
2 stops17h 21m
Sun 1/107:05 am -
2 stops20h 07m
Deal found 9/19![American Airlines logo]()
$762
This United deal was found by Cheapflights users on 9/21. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/298:40 pm -
2 stops28h 15m
Thu 1/78:55 am -
2 stops31h 58m
Deal found 9/21![Multiple Airlines logo]()
$767
This British Airways deal was found by Cheapflights users on 9/21. 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 12/303:50 pm -
1 stop17h 05m
Tue 1/57:45 pm -
1 stop24h 20m
Deal found 9/21![British Airways logo]()
$770
This Mytrip deal was found by Cheapflights users on 9/21. 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.
Wed 11/44:10 pm -
2 stops24h 20m
Tue 11/105:40 pm -
3 stops33h 59m
Deal found 9/21![Multiple Airlines logo]()
$774
This Air France deal was found by Cheapflights users on 9/23. 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.
Wed 11/1111:35 am -
2 stops15h 25m
Mon 11/2310:00 am -
2 stops17h 59m
Deal found 9/23![Multiple Airlines logo]()
$775
This Delta deal was found by Cheapflights users on 9/21. 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 10/272:22 pm -
2 stops13h 38m
Sun 11/15:30 am -
1 stop17h 20m
Deal found 9/21![Delta logo]()
$776
Best flights from George Bush Intcntl to LisbonDiscover carefully curated flight deals from George Bush Intcntl to Lisbon that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 23, 2026.
Discover carefully curated flight deals from George Bush Intcntl to Lisbon that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 23, 2026.
This United Airlines deal was found by Cheapflights users on 9/20. 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.
Fri 11/2010:05 pm -
2 stops28h 35m
Sat 12/510:15 am -
2 stops16h 13m
Deal found 9/20![United Airlines logo]()
$780
This KLM deal was found by Cheapflights users on 9/20. 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.
Wed 10/73:25 pm -
1 stop17h 10m
Mon 10/127:45 pm -
1 stop23h 35m
Deal found 9/20![KLM logo]()
$782
This KLM deal was found by Cheapflights users on 9/18. 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.
Wed 10/73:25 pm -
1 stop17h 10m
Tue 10/136:50 pm -
1 stop24h 50m
Deal found 9/18![Multiple Airlines logo]()
$783
This Delta deal was found by Cheapflights users on 9/18. 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 10/73:25 pm -
1 stop17h 10m
Wed 10/149:50 am -
2 stops18h 19m
Deal found 9/18![Delta logo]()
$793
This Finnair deal was found by Cheapflights users on 9/18. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/72:08 pm -
2 stops19h 42m
Tue 10/136:45 pm -
2 stops35h 51m
Deal found 9/18![Finnair logo]()
$1,117
This United Airlines deal was found by Cheapflights users on 9/20. 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.
Sun 3/219:50 am -
2 stops16h 05m
Sun 3/2811:25 am -
2 stops19h 05m
Deal found 9/20![United Airlines logo]()
$917
This KLM deal was found by Cheapflights users on 9/18. 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.
Wed 10/73:25 pm -
1 stop13h 30m
Tue 10/1311:55 am -
2 stops18h 00m
Deal found 9/18![KLM logo]()
$925
This Delta deal was found by Cheapflights users on 9/21. 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.
Sun 3/711:30 am -
2 stops17h 55m
Sat 3/135:30 am -
2 stops22h 34m
Deal found 9/21![Delta logo]()
$930
This Delta deal was found by Cheapflights users on 9/22. 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 10/73:25 pm -
1 stop21h 20m
Mon 10/125:35 am -
1 stop14h 05m
Deal found 9/22![Delta logo]()
$986
This United Airlines deal was found by Cheapflights users on 9/23. 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 10/179:45 pm -
2 stops29h 35m
Mon 10/2611:55 am -
2 stops32h 45m
Deal found 9/23![United Airlines logo]()
$1,001
Last-minute flights from George Bush Intcntl to LisbonDiscover last-minute flight deals from George Bush Intcntl to Lisbon. Data last updated September 23, 2026 and is based on user searches.
Discover last-minute flight deals from George Bush Intcntl to Lisbon. Data last updated September 23, 2026 and is based on user searches.
This KLM deal was found by Cheapflights users on 9/23. 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.
Wed 10/73:25 pm -
1 stop17h 10m
Mon 10/127:45 pm -
1 stop23h 35m
Deal found 9/23![KLM logo]()
$782
This Cheapflightsfares deal was found by Cheapflights users on 9/19. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/139:10 pm -
1 stop19h 50m
Tue 10/277:45 pm -
1 stop24h 20m
Deal found 9/19![British Airways logo]()
$755
This Finnair deal was found by Cheapflights users on 9/22. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/132:41 pm -
2 stops25h 14m
Tue 10/274:10 pm -
2 stops33h 19m
Deal found 9/22![Finnair logo]()
$781
This BusinessClass deal was found by Cheapflights users on 9/19. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/1612:26 pm -
2 stops28h 44m
Wed 10/216:45 pm -
1 stop30h 40m
Deal found 9/19![British Airways logo]()
$780
This Delta deal was found by Cheapflights users on 9/23. 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 10/173:55 pm -
1 stop13h 20m
Wed 11/410:00 am -
2 stops18h 09m
Deal found 9/23![Delta logo]()
$779
This Delta deal was found by Cheapflights users on 9/23. 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 10/193:55 pm -
1 stop19h 55m
Sat 10/315:30 am -
2 stops23h 25m
Deal found 9/23![Delta logo]()
$761
This Mytrip deal was found by Cheapflights users on 9/20. 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.
Wed 10/2110:00 am -
2 stops26h 45m
Tue 10/277:00 pm -
2 stops25h 00m
Deal found 9/20![Multiple Airlines logo]()
$752
This Mytrip deal was found by Cheapflights users on 9/23. 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.
Wed 10/216:05 am -
3 stops21h 15m
Wed 10/285:00 am -
2 stops22h 31m
Deal found 9/23![Multiple Airlines logo]()
$754
This Delta deal was found by Cheapflights users on 9/21. 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 10/272:22 pm -
2 stops13h 38m
Sun 11/15:30 am -
1 stop17h 20m
Deal found 9/21![Delta logo]()
$776
One-way flights from George Bush Intcntl to LisbonSearch for one-way flight options from George Bush Intcntl to Lisbon. Find affordable one-way fares based on user searches. Data last updated September 23, 2026.
Search for one-way flight options from George Bush Intcntl to Lisbon. Find affordable one-way fares based on user searches. Data last updated September 23, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/22. 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 10/268:35 pm -
2 stops56h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/22![Multiple Airlines logo]()
$307
This Kiwi.com deal was found by Cheapflights users on 9/22. 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 10/248:35 pm -
2 stops55h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/22![Multiple Airlines logo]()
$320
This Expedia deal was found by Cheapflights users on 9/23. 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.
Sun 1/103:50 pm -
1 stop23h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/23![British Airways logo]()
$325
This Cheapflightsfares deal was found by Cheapflights users on 9/22. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/293:50 pm -
1 stop14h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/22![British Airways logo]()
$330
This Cheapflightsfares deal was found by Cheapflights users on 9/22. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/273:50 pm -
1 stop17h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/22![British Airways logo]()
$331
This Justfly.com deal was found by Cheapflights users on 9/22. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/307:00 am -
2 stops25h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/22![British Airways logo]()
$335
This FlightHub deal was found by Cheapflights users on 9/23. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/103:50 pm -
1 stop19h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/23![Multiple Airlines logo]()
$338
Find flight deals from George Bush Intcntl to Lisbon
Discover tips and strategies to find the most affordable flight options for your journey from George Bush Intcntl (IAH) to Lisbon (LIS). 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 23, 2026.
Most accurate provider | Ovago 3 stars |
|---|---|
Most trusted provider | Ovago 3 stars |
Round-trip from | $749 (United Airlines) |
One-way from | $307 (Kiwi.com) |
Popular in | June |
Cheapest in | April |
Average price | $1,111 |
Cheapflights Fare Finder
Customize your flight search to find flights from George Bush Intcntl to Lisbon 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 23, 2026.
Use the filters below to find and compare flights from Houston George Bush Intcntl Airport to Lisbon that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
HoustonLisbon
IAH Houston George Bush Intcntl - LIS Lisbon Humberto Delgado
IAHLIS
Houston George Bush Intcntl
Sun 1/10
3:50 pm-9:45 pm
1 stop23h 55m
Lisbon Humberto Delgado
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$325
Quickest round-trip
HoustonLisbon
IAH Houston George Bush Intcntl - LIS Lisbon Humberto Delgado
IAHLIS
Houston George Bush Intcntl
Tue 12/29
3:50 pm-12:05 pm
1 stop14h 15m
Lisbon Humberto Delgado
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$349
HoustonLisbon
IAH Houston George Bush Intcntl - LIS Lisbon Humberto Delgado
IAHLIS
Houston George Bush Intcntl
Mon 11/9
10:12 am-5:20 pm
3 stops25h 08m
Lisbon Humberto Delgado
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$353
HoustonLisbon
IAH Houston George Bush Intcntl - LIS Lisbon Humberto Delgado
IAHLIS
Houston George Bush Intcntl
Wed 1/27
8:25 am-8:10 am
3 stops17h 45m
Lisbon Humberto Delgado
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$360
HoustonLisbon
IAH Houston George Bush Intcntl - LIS Lisbon Humberto Delgado
IAHLIS
Houston George Bush Intcntl
Sun 1/10
8:25 am-8:10 am
3 stops17h 45m
Lisbon Humberto Delgado
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$360
HoustonLisbon
IAH Houston George Bush Intcntl - LIS Lisbon Humberto Delgado
IAHLIS
Houston George Bush Intcntl
Tue 12/29
6:20 am-10:05 am
2 stops21h 45m
Lisbon Humberto Delgado
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$360
HoustonLisbon
IAH Houston George Bush Intcntl - LIS Lisbon Humberto Delgado
IAHLIS
Houston George Bush Intcntl
Sun 11/8
10:12 am-9:00 pm
3 stops28h 48m
Lisbon Humberto Delgado
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$369
HoustonLisbon
IAH Houston George Bush Intcntl - LIS Lisbon Humberto Delgado
IAHLIS
Houston George Bush Intcntl
Tue 11/3
12:19 pm-5:55 am
2 stops35h 36m
Lisbon Humberto Delgado
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$434
HoustonLisbon
IAH Houston George Bush Intcntl - LIS Lisbon Humberto Delgado
IAHLIS
Houston George Bush Intcntl
Mon 11/9
3:50 pm-6:50 pm
1 stop21h 00m
Lisbon Humberto Delgado
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$447
HoustonLisbon
IAH Houston George Bush Intcntl - LIS Lisbon Humberto Delgado
IAHLIS
Houston George Bush Intcntl
Tue 10/20
3:30 pm-5:55 pm
1 stop20h 25m
Lisbon Humberto Delgado
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$456
Showing 1-10 of 22 resultsSorted by cheapest first
Compare providers for flights from George Bush Intcntl to Lisbon
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 George Bush Intcntl to Lisbon in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Houston George Bush Intcntl Airport-Lisbon flights, users find the pricing of Ovago to be most consistent on Cheapflights vs. Ovago Users can find the same prices on Houston George Bush Intcntl Airport-Lisbon flight deals on Cheapflights vs. Ovago >95% of the time. Price accuracy is based on data collected from Houston George Bush Intcntl Airport-Lisbon flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Houston George Bush Intcntl Airport-Lisbon flights, Cheapflights users trust Ovago the most. Ovago 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 Houston George Bush Intcntl Airport-Lisbon 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 George Bush Intcntl to Lisbon
Have a flexible travel schedule? Discover the best time to fly to Lisbon from George Bush Intcntl with our price prediction graph.
IAH-LIS
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 Houston George Bush Intcntl Airport to Lisbon
Prices
More
How far ahead should I book a flight from Houston George Bush Intcntl Airport to Lisbon?
The price you pay for your flight from Houston George Bush Intcntl Airport to Lisbon may vary depending on when you book. For the best chance of a lower fare, look to book 82 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
What is the cheapest month to book a flight from Houston George Bush Intcntl Airport to Lisbon?
Currently, April is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to Lisbon (average of $726). Flying from Houston George Bush Intcntl Airport to Lisbon in June is currently the most expensive (average of $1,354). 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 Houston George Bush Intcntl Airport to Lisbon?
Airfare is below average for this route at the moment.
Houston George Bush Intcntl Airport to Lisbon flights typically cost between $814 and $1,122 in March.The cheapest round-trip price found within the last 5 days was $749 on United Airlines (Mar 7-Mar 14).
What’s the top layover airport for flights from Houston George Bush Intcntl Airport to Lisbon?
Share of 1-stop round-trip flights from Houston George Bush Intcntl Airport to Lisbon chosen by Cheapflights users in the past 12 months, using the same layover each way.
Newark (EWR) – chosen by Cheapflights users on 67% of 1-stop itineraries from Houston George Bush Intcntl Airport to Lisbon on Cheapflights.
What’s the cheapest layover airport for flights from Houston George Bush Intcntl Airport to Lisbon?
Average round-trip fare for 1-stop flights from Houston George Bush Intcntl Airport to Lisbon, chosen by Cheapflights users in the past 12 months, with the same layover each way.
Paris (CDG) is the most affordable 1-stop option, with an average round-trip price of $911.
What’s the fastest layover option from Houston George Bush Intcntl Airport to Lisbon?
Shortest average travel time for 1-stop one-way flights from Houston George Bush Intcntl Airport to Lisbon, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.
Flights via Newark (EWR) have the shortest average one-way travel time for 1-stop routes: 11h 26m.
Which airport typically offers the quickest layover for flights from Houston George Bush Intcntl Airport to Lisbon?
Average layover duration for 1-stop one-way flights from Houston George Bush Intcntl Airport to Lisbon, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Paris (CDG) offer the fastest connection on this route, with an average layover time of 1h 10m.
Reviews of airlines servicing Lisbon
Get insights into the airlines that provide service to Lisbon. 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 Lisbon. Reviews last updated September 23, 2026.
Read through reviews of airlines operating flights from Houston George Bush Intcntl Airport to Lisbon, such as KLM,Delta, andAir France. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Comfort
7.7
Entertainment
7.2
Overall
7.8
Food
7.3
Crew
8.4
Boarding
7.8
Reviews
1 / 20
8.0
ExcellentKushal,Sep 2026
QRO - ATL
Comfort
7.7
Entertainment
7.2
Overall
7.8
Food
7.3
Crew
8.4
Boarding
7.8
Reviews
1 / 20
8.0
ExcellentKushal,Sep 2026
QRO - ATL
Comfort
7.7
Entertainment
7.2
Overall
7.8
Food
7.3
Crew
8.4
Boarding
7.8
Reviews
1 / 20
8.0
ExcellentKushal,Sep 2026
QRO - ATL
Comfort
7.7
Entertainment
7.2
Overall
7.8
Food
7.3
Crew
8.4
Boarding
7.8
Reviews
1 / 20
8.0
ExcellentKushal,Sep 2026
QRO - ATL
Comfort
7.7
Entertainment
7.2
Overall
7.8
Food
7.3
Crew
8.4
Boarding
7.8
Reviews
1 / 20
8.0
ExcellentKushal,Sep 2026
QRO - ATL
Comfort
7.7
Entertainment
7.2
Overall
7.8
Food
7.3
Crew
8.4
Boarding
7.8
Reviews
1 / 20
8.0
ExcellentKushal,Sep 2026
QRO - ATL
Related info for your journey
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Top 8 airlines flying from George Bush Intcntl to Lisbon
Discover the top 8 airlines that operate flights from George Bush Intcntl to Lisbon. 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 7,457,451 searches. Data last updated September 23, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$512 | Average$733 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$541 | Average$1,205 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$541 | Average$789 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$552 | Average$707 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$559 | Average$828 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$610 | Average$1,046 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$704 | Average$893 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$719 | Average$1,254 | FlexibilityNo cancel fee | On-time76% |