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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 4/21. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
9:15 pm - 9:50 pm
LIS
-
IAH
30h 35m
2 stops
Multiple Airlines Logo
6:50 am - 3:35 pm
IAH
-
LIS
26h 45m
3 stops
$742Multiple Airlines
Fri, May 1 - Tue, May 5
Multiple Airlines Logo
9:15 pm - 11:22 pm
LIS
-
IAH
32h 07m
3 stops
Multiple Airlines Logo
6:50 am - 3:35 pm
IAH
-
LIS
26h 45m
3 stops
$772Multiple Airlines
Fri, May 1 - Tue, May 5
Multiple Airlines Logo
9:15 pm - 9:50 pm
LIS
-
IAH
30h 35m
2 stops
Multiple Airlines Logo
6:50 am - 10:05 pm
IAH
-
LIS
33h 15m
2 stops
$792Multiple Airlines
Fri, May 1 - Mon, May 11
Multiple Airlines Logo
7:35 am - 8:23 am
LIS
-
IAH
30h 48m
2 stops
Multiple Airlines Logo
7:05 am - 3:15 pm
IAH
-
LIS
26h 10m
2 stops
$817Multiple Airlines
Mon, Apr 20 - Mon, May 4
Multiple Airlines Logo
7:35 am - 8:23 am
LIS
-
IAH
30h 48m
2 stops
Multiple Airlines Logo
7:05 am - 3:15 pm
IAH
-
LIS
26h 10m
2 stops
$820Multiple Airlines
Mon, Apr 20 - Mon, May 4
Multiple Airlines Logo
9:15 pm - 11:22 pm
LIS
-
IAH
32h 07m
3 stops
Multiple Airlines Logo
6:50 am - 10:05 pm
IAH
-
LIS
33h 15m
2 stops
$832Multiple Airlines
Fri, May 1 - Mon, May 11
Multiple Airlines Logo
7:00 am - 8:23 am
LIS
-
IAH
31h 23m
3 stops
Multiple Airlines Logo
6:50 am - 11:40 am
IAH
-
LIS
22h 50m
2 stops
$877Multiple Airlines
Mon, Apr 20 - Mon, May 4
Multiple Airlines Logo
10:00 pm - 10:47 pm
LIS
-
IAH
30h 47m
3 stops
Multiple Airlines Logo
6:50 am - 1:05 pm
IAH
-
LIS
24h 15m
2 stops
$882Multiple Airlines
Mon, Apr 20 - Mon, May 4
Multiple Airlines Logo
10:40 pm - 5:53 pm
LIS
-
IAH
25h 13m
3 stops
Multiple Airlines Logo
5:45 am - 11:10 am
IAH
-
LIS
23h 25m
3 stops
$883Multiple Airlines
Thu, Apr 23 - Wed, May 6
Multiple Airlines Logo
7:40 am - 8:23 am
LIS
-
IAH
30h 43m
3 stops
Multiple Airlines Logo
3:31 pm - 6:05 am
IAH
-
LIS
32h 34m
2 stops
$887Multiple Airlines
Fri, Apr 17 - Thu, Apr 30

Lufthansa flights from Lisbon to Houston George Bush Intcntl Airport

Our best Lufthansa deals on Lisbon to Houston George Bush Intcntl Airport flight tickets
Lufthansa
Apr 18
LIS5:05 amLisbon Humberto Delgado
18h 55m
1 stop
IAH6:00 pmHouston George Bush Intcntl
Apr 25
IAH3:35 pmHouston George Bush Intcntl
14h 10m
1 stop
LIS11:45 amLisbon Humberto Delgado
$923
Lufthansa
May 5
LIS5:05 amLisbon Humberto Delgado
18h 55m
1 stop
IAH6:00 pmHouston George Bush Intcntl
Aug 28
IAH6:20 pmHouston George Bush Intcntl
21h 35m
1 stop
LIS9:55 pmLisbon Humberto Delgado
$970

United Airlines flights from Lisbon to Houston George Bush Intcntl Airport

Our best United Airlines deals on Lisbon to Houston George Bush Intcntl Airport flight tickets
United Airlines
Apr 17
LIS5:05 amLisbon Humberto Delgado
18h 55m
1 stop
IAH6:00 pmHouston George Bush Intcntl
Apr 30
IAH9:30 amHouston George Bush Intcntl
19h 00m
1 stop
LIS10:30 amLisbon Humberto Delgado
$946
United Airlines
Apr 23
LIS7:25 amLisbon Humberto Delgado
16h 35m
1 stop
IAH6:00 pmHouston George Bush Intcntl
Apr 27
IAH2:43 pmHouston George Bush Intcntl
11h 37m
1 stop
LIS8:20 amLisbon Humberto Delgado
$947
United Airlines
Apr 20
LIS7:25 amLisbon Humberto Delgado
16h 35m
1 stop
IAH6:00 pmHouston George Bush Intcntl
May 4
IAH7:20 amHouston George Bush Intcntl
21h 10m
1 stop
LIS10:30 amLisbon Humberto Delgado
$948

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 April 6, 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

Fri 5/1

9:15 pm-9:50 pm

2 stops30h 35m

Houston George Bush Intcntl

Tue 5/5

6:50 am-3:35 pm

3 stops26h 45m

$742

LisbonHouston

LIS - IAH

LISIAH

Lisbon Humberto Delgado

Fri 5/1

9:15 pm-11:22 pm

3 stops32h 07m

Houston George Bush Intcntl

Tue 5/5

6:50 am-3:35 pm

3 stops26h 45m

$772

LisbonHouston

LIS - IAH

LISIAH

Lisbon Humberto Delgado

Fri 5/1

9:15 pm-9:50 pm

2 stops30h 35m

Houston George Bush Intcntl

Mon 5/11

6:50 am-10:05 pm

2 stops33h 15m

$792

LisbonHouston

LIS - IAH

LISIAH

Lisbon Humberto Delgado

Mon 4/20

7:35 am-8:23 am

2 stops30h 48m

Houston George Bush Intcntl

Mon 5/4

7:05 am-3:15 pm

2 stops26h 10m

$817

LisbonHouston

LIS - IAH

LISIAH

Lisbon Humberto Delgado

Mon 4/20

7:35 am-8:23 am

2 stops30h 48m

Houston George Bush Intcntl

Mon 5/4

7:05 am-3:15 pm

2 stops26h 10m

$820

LisbonHouston

LIS - IAH

LISIAH

Lisbon Humberto Delgado

Fri 5/1

9:15 pm-11:22 pm

3 stops32h 07m

Houston George Bush Intcntl

Mon 5/11

6:50 am-10:05 pm

2 stops33h 15m

$832

LisbonHouston

LIS - IAH

LISIAH

Lisbon Humberto Delgado

Mon 4/20

7:00 am-8:23 am

3 stops31h 23m

Houston George Bush Intcntl

Mon 5/4

6:50 am-11:40 am

2 stops22h 50m

$877

LisbonHouston

LIS - IAH

LISIAH

Lisbon Humberto Delgado

Mon 4/20

10:00 pm-10:47 pm

3 stops30h 47m

Houston George Bush Intcntl

Mon 5/4

6:50 am-1:05 pm

2 stops24h 15m

$882
Quickest round-trip

LisbonHouston

LIS - IAH

LISIAH

Lisbon Humberto Delgado

Thu 4/23

10:40 pm-5:53 pm

3 stops25h 13m

Houston George Bush Intcntl

Wed 5/6

5:45 am-11:10 am

3 stops23h 25m

$883

LisbonHouston

LIS - IAH

LISIAH

Lisbon Humberto Delgado

Fri 4/17

7:40 am-8:23 am

3 stops30h 43m

Houston George Bush Intcntl

Thu 4/30

3:31 pm-6:05 am

2 stops32h 34m

$887

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 typical price of a round-trip flight between Lisbon and Houston George Bush Intcntl Airport?

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

You could potentially save up to 14% 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?

As of April 2026, prices for Lisbon to Houston George Bush Intcntl Airport flights are approximately 13% cheaper when compared to flights at the same time last year.

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

Fastest flight time

16h 35m

Direct flights

None
The fastest flight from Lisbon to Houston George Bush Intcntl Airport takes 16h 35m
There are no direct flights from Lisbon to Houston George Bush Intcntl Airport. There are no popular flight routes from Lisbon to Houston George Bush Intcntl Airport.
Search flight deals

Frequently asked questions about flying from Lisbon to Houston George Bush Intcntl Airport

  • 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. 16h 35m 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 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.

Traveling to a place near Houston?

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

Why use momondo?

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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