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Cheap flights from Lisbon to Houston from $380

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Lisbon to Houston departing on 10/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Cheap round-trip flights

Logo
5:55 pm - 11:42 amLIS-IAH
23h 47m1 stop
Logo
12:58 pm - 7:50 pmIAH-LIS
48h 52m2 stops
$679
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Fri, Sep 12 - Thu, Sep 25
Logo
6:40 am - 12:17 amLIS-IAH
23h 37m2 stops
Logo
12:58 pm - 10:50 amIAH-LIS
15h 52m1 stop
$684
Find Deal
Thu, Oct 9 - Thu, Oct 16
Logo
5:55 pm - 4:00 pmLIS-IAH
28h 05m1 stop
Logo
12:58 pm - 8:35 pmIAH-LIS
25h 37m2 stops
$711
Find Deal
Thu, Oct 9 - Fri, Oct 17
Delta Logo
5:00 am - 1:15 pmLIS-IAH
14h 15m1 stop
Delta Logo
3:50 pm - 5:50 pmIAH-LIS
20h 00m1 stop
$773Delta
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Mon, Sep 15 - Mon, Sep 22
Delta Logo
5:00 am - 4:27 pmLIS-IAH
17h 27m2 stops
Delta Logo
11:30 am - 2:50 pmIAH-LIS
21h 20m2 stops
$778Delta
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Mon, Sep 15 - Mon, Sep 22
KLM Logo
11:25 am - 11:59 pmLIS-IAH
18h 34m2 stops
KLM Logo
12:30 pm - 10:35 amIAH-LIS
16h 05m2 stops
$789KLM
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Mon, Jan 19 - Sun, Jan 25
American Airlines Logo
10:30 am - 9:35 pmLIS-IAH
17h 05m1 stop
American Airlines Logo
9:50 pm - 5:55 pmIAH-LIS
14h 05m1 stop
$791American Airlines
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Sat, Jan 17 - Sat, Jan 24
British Airways Logo
10:30 am - 9:35 pmLIS-IAH
17h 05m1 stop
British Airways Logo
4:30 pm - 6:00 pmIAH-LIS
19h 30m2 stops
$792British Airways
Find Deal
Sat, Jan 17 - Thu, Jan 22
British Airways Logo
11:05 am - 11:22 pmLIS-IAH
18h 17m2 stops
British Airways Logo
4:30 pm - 5:40 pmIAH-LIS
19h 10m2 stops
$803British Airways
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Sat, Jan 17 - Wed, Jan 21
American Airlines Logo
10:30 am - 8:06 pmLIS-IAH
15h 36m2 stops
American Airlines Logo
12:26 pm - 9:05 amIAH-LIS
14h 39m2 stops
$804American Airlines
Find Deal
Sat, Jan 17 - Sat, Jan 24

American Airlines flights from Lisbon to Houston George Bush Intcntl Airport

Our best American Airlines deals on Lisbon to Houston George Bush Intcntl Airport flight tickets
American Airlines
Jan 17
LIS10:30 amLisbon Humberto Delgado
17h 05m
1 stop
IAH9:35 pmHouston George Bush Intcntl
Jan 24
IAH9:50 pmHouston George Bush Intcntl
14h 05m
1 stop
LIS5:55 pmLisbon Humberto Delgado
$791
Find similar
American Airlines
Jan 17
LIS10:30 amLisbon Humberto Delgado
15h 36m
2 stops
IAH8:06 pmHouston George Bush Intcntl
Jan 24
IAH12:26 pmHouston George Bush Intcntl
14h 39m
2 stops
LIS9:05 amLisbon Humberto Delgado
$804
Find similar
American Airlines
Oct 9
LIS7:20 amLisbon Humberto Delgado
20h 31m
2 stops
IAH9:51 pmHouston George Bush Intcntl
Oct 15
IAH10:52 amHouston George Bush Intcntl
16h 13m
2 stops
LIS9:05 amLisbon Humberto Delgado
$817
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British Airways flights from Lisbon to Houston George Bush Intcntl Airport

Our best British Airways deals on Lisbon to Houston George Bush Intcntl Airport flight tickets
British Airways
Jan 17
LIS10:30 amLisbon Humberto Delgado
17h 05m
1 stop
IAH9:35 pmHouston George Bush Intcntl
Jan 22
IAH4:30 pmHouston George Bush Intcntl
19h 30m
2 stops
LIS6:00 pmLisbon Humberto Delgado
$792
Find similar
British Airways
Jan 17
LIS11:05 amLisbon Humberto Delgado
18h 17m
2 stops
IAH11:22 pmHouston George Bush Intcntl
Jan 21
IAH4:30 pmHouston George Bush Intcntl
19h 10m
2 stops
LIS5:40 pmLisbon Humberto Delgado
$803
Find similar
British Airways
Aug 24
LIS7:05 pmLisbon Humberto Delgado
34h 14m
2 stops
IAH11:19 pmHouston George Bush Intcntl
Sep 6
IAH1:18 pmHouston George Bush Intcntl
38h 47m
2 stops
LIS10:05 amLisbon Humberto Delgado
$837
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momondo Fare Finder

 
Customize your flight search to find flights from Lisbon to Houston George Bush Intcntl Airport 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, momondo users made 832,500 searches. Data last updated August 1, 2025.
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

LisbonHouston

LIS - IAH

LISIAH

Lisbon Humberto Delgado

Fri 9/12

5:55 pm-11:42 am

1 stop23h 47m

Houston George Bush Intcntl

Thu 9/25

12:58 pm-7:50 pm

2 stops48h 52m

$679

LisbonHouston

LIS - IAH

LISIAH

Lisbon Humberto Delgado

Thu 10/9

6:40 am-12:17 am

2 stops23h 37m

Houston George Bush Intcntl

Thu 10/16

12:58 pm-10:50 am

1 stop15h 52m

$684

LisbonHouston

LIS - IAH

LISIAH

Lisbon Humberto Delgado

Thu 10/9

5:55 pm-4:00 pm

1 stop28h 05m

Houston George Bush Intcntl

Fri 10/17

12:58 pm-8:35 pm

2 stops25h 37m

$711

LisbonHouston

LIS - IAH

LISIAH

Lisbon Humberto Delgado

Mon 9/15

5:00 am-1:15 pm

1 stop14h 15m

Houston George Bush Intcntl

Mon 9/22

3:50 pm-5:50 pm

1 stop20h 00m

$773

LisbonHouston

LIS - IAH

LISIAH

Lisbon Humberto Delgado

Mon 9/15

5:00 am-4:27 pm

2 stops17h 27m

Houston George Bush Intcntl

Mon 9/22

11:30 am-2:50 pm

2 stops21h 20m

$778

LisbonHouston

LIS - IAH

LISIAH

Lisbon Humberto Delgado

Mon 1/19

11:25 am-11:59 pm

2 stops18h 34m

Houston George Bush Intcntl

Sun 1/25

12:30 pm-10:35 am

2 stops16h 05m

$789

LisbonHouston

LIS - IAH

LISIAH

Lisbon Humberto Delgado

Sat 1/17

10:30 am-9:35 pm

1 stop17h 05m

Houston George Bush Intcntl

Sat 1/24

9:50 pm-5:55 pm

1 stop14h 05m

$791

LisbonHouston

LIS - IAH

LISIAH

Lisbon Humberto Delgado

Sat 1/17

10:30 am-9:35 pm

1 stop17h 05m

Houston George Bush Intcntl

Thu 1/22

4:30 pm-6:00 pm

2 stops19h 30m

$792

LisbonHouston

LIS - IAH

LISIAH

Lisbon Humberto Delgado

Sat 1/17

11:05 am-11:22 pm

2 stops18h 17m

Houston George Bush Intcntl

Wed 1/21

4:30 pm-5:40 pm

2 stops19h 10m

$803

LisbonHouston

LIS - IAH

LISIAH

Lisbon Humberto Delgado

Sat 1/17

10:30 am-8:06 pm

2 stops15h 36m

Houston George Bush Intcntl

Sat 1/24

12:26 pm-9:05 am

2 stops14h 39m

$804

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Lisbon to Houston George Bush Intcntl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Houston George Bush Intcntl Airport?

The month of April is, on average, the cheapest month to fly to Houston George Bush Intcntl Airport from Lisbon, with most prices found around $733. If you are unable to visit Houston George Bush Intcntl Airport during the month of April, then departing from Lisbon during the month November is also very affordable. Most momondo users find prices during this month for around $772.

What is the cheapest day to depart on your flight to Houston George Bush Intcntl Airport?

The cheapest day to depart from Lisbon to Houston George Bush Intcntl Airport is on a Tuesday. Travelers who choose to depart for Houston George Bush Intcntl Airport on a Tuesday will often find tickets for as low as $758. Be sure to avoid booking your departure on a Thursday as prices are generally higher than usual. According to our data, the average ticket price to Houston George Bush Intcntl Airport on Thursday is $1,376.

What is the cheapest time of day to depart on your flight to Houston George Bush Intcntl Airport?

Our data shows that the cheapest Lisbon to Houston George Bush Intcntl Airport flights are usually those with departure times in the evening. Our users have found flights to Houston George Bush Intcntl Airport in the evening for as low as $790. Try not to purchase tickets in the morning because they tend to be around $1,023. Of course, these prices can vary depending on the time of year and what airport you fly to.

Can stopping save me money on Lisbon to Houston George Bush Intcntl Airport flights?

You could potentially save up to 35% on your flight if you consider stops on a Lisbon to Houston George Bush Intcntl Airport flight.

How have Lisbon to Houston George Bush Intcntl Airport flight prices changed over time?

When to book flights from Lisbon to Houston George Bush Intcntl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Lisbon to Houston George Bush Intcntl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Lisbon to Houston George Bush Intcntl Airport (LIS to IAH) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Lisbon to Houston George Bush Intcntl Airport

Best Price Found

$380

Fastest flight time

14h 15m

Direct flights

None
The best one-way flight to Houston George Bush Intcntl Airport from Lisbon in the past 72 hours is $380. The best round-trip flight deal from Lisbon to Houston George Bush Intcntl Airport found on momondo in the last 72 hours is $679.
The fastest flight from Lisbon to Houston George Bush Intcntl Airport takes 14h 15m
There are no direct flights from Lisbon to Houston George Bush Intcntl Airport. Popular non-direct route for this connection is Lisbon Humberto Delgado Airport - Houston George Bush Intcntl Airport.
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  • How far is Lisbon Humberto Delgado to Houston George Bush Intcntl by plane?

    Houston George Bush Intcntl is 4768.5 mi away from Lisbon Humberto Delgado. 14h 15m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Lisbon Humberto Delgado Airport to Houston George Bush Intcntl Airport?

    Prices for flights from Lisbon Humberto Delgado Airport to Houston George Bush Intcntl Airport are updated daily.

  • How many operators does momondo search for flights from Lisbon Humberto Delgado Airport to Houston George Bush Intcntl Airport?

  • How old do you have to be to fly from Lisbon Humberto Delgado Airport to Houston George Bush Intcntl Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Lisbon Humberto Delgado Airport to Houston George Bush Intcntl Airport.

  • What documentation or ID do you need to fly to Houston George Bush Intcntl Airport?

    The necessary travel and health documents for your Houston George Bush Intcntl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Lisbon to Houston George Bush Intcntl Airport?

Best airlines flying from Lisbon to Houston George Bush Intcntl Airport

Compare and see reviews for airlines that fly from Lisbon to Houston George Bush Intcntl Airport with momondo
Airline
Rating
Free Cancellation
Price
British AirwaysPriceFrom $682Free CancellationRating
6.6
7,222 reviews
Search British Airways flights

Traveling to a place near Houston?

Book flights to Houston if you plan to visit one of these locations
The Woodlands
Katy
Conroe
Humble
Cypress
Spring
Montgomery
Tomball
Livingston
Jersey Village

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Why should I use momondo to find a flight deal from Lisbon to Houston?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Lisbon to Houston. momondo saves you time and could save you money on your trip.

Can I find flights from Lisbon to Houston with flexible booking policies on momondo?

Yes. All flights to Houston from Lisbon on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Lisbon to Houston?

momondo helps you find the best flight between Lisbon and Houston by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Lisbon to Houston right now. Can momondo alert me if prices change?

Price alerts on flights to Houston from Lisbon are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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