What is the cheapest airline that flies from Portugal to Houston George Bush Intcntl?

Finnair, United Airlines, and Turkish Airlines are the most popular carriers operating from Portugal to Houston George Bush Intcntl

When did momondo last update prices for flights from Portugal to Houston George Bush Intcntl Airport?

Prices for flights from Portugal to Houston George Bush Intcntl Airport are refreshed on a daily basis.

How old do you have to be to fly from Portugal to Houston George Bush Intcntl Airport?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Portugal 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.

$397 Cheap Flights from Portugal to Houston George Bush Intcntl Airport in 2026/27

Find the cheapest flights from Portugal to Houston

Round-trip

One-way

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Recent round-trip flight deals from Portugal to Houston

Enter your travel dates to find the best prices.

3:20 pm - 9:37 pmLIS Lisbon Humberto Delgado-IAH Houston George Bush Intcntl

36h 17m2 stops London Gatwick Orlando

10:59 pm - 12:20 pmIAH Houston George Bush Intcntl-LIS Lisbon Humberto Delgado

31h 21m1 stop Los Angeles

$802Multiple Airlines

Wed, Nov 11 - Mon, Nov 16

4:40 pm - 1:47 pmLIS Lisbon Humberto Delgado-IAH Houston George Bush Intcntl

27h 07m1 stop Miami

10:59 pm - 12:20 pmIAH Houston George Bush Intcntl-LIS Lisbon Humberto Delgado

31h 21m1 stop Los Angeles

$854Multiple Airlines

Wed, Nov 11 - Mon, Nov 16

5:25 am - 7:23 amLIS Lisbon Humberto Delgado-IAH Houston George Bush Intcntl

31h 58m3 stops Paris Charles de Gaulle Newark Atlanta Hartsfield-Jackson

9:14 pm - 11:25 amIAH Houston George Bush Intcntl-LIS Lisbon Humberto Delgado

32h 11m3 stops Atlanta Hartsfield-Jackson Newark Paris Charles de Gaulle

$885Multiple Airlines

Mon, Nov 9 - Sun, Nov 22

5:00 am - 2:00 pmLIS Lisbon Humberto Delgado-IAH Houston George Bush Intcntl

15h 00m1 stop Frankfurt am Main

4:10 pm - 10:50 pmIAH Houston George Bush Intcntl-LIS Lisbon Humberto Delgado

24h 40m1 stop Frankfurt am Main

$920Lufthansa

Thu, Nov 5 - Wed, Nov 18

5:00 am - 2:00 pmLIS Lisbon Humberto Delgado-IAH Houston George Bush Intcntl

15h 00m1 stop Frankfurt am Main

4:10 pm - 10:50 pmIAH Houston George Bush Intcntl-LIS Lisbon Humberto Delgado

24h 40m1 stop Frankfurt am Main

$921Lufthansa

Thu, Nov 5 - Wed, Nov 18

4:45 pm - 11:08 amLIS Lisbon Humberto Delgado-IAH Houston George Bush Intcntl

24h 23m1 stop Miami

1:15 pm - 3:20 pmIAH Houston George Bush Intcntl-LIS Lisbon Humberto Delgado

20h 05m2 stops Atlanta Hartsfield-Jackson Madrid Barajas

$930Multiple Airlines

Sun, Jan 10 - Mon, Jan 25

5:00 am - 2:00 pmLIS Lisbon Humberto Delgado-IAH Houston George Bush Intcntl

15h 00m1 stop Frankfurt am Main

4:10 pm - 10:50 pmIAH Houston George Bush Intcntl-LIS Lisbon Humberto Delgado

24h 40m1 stop Frankfurt am Main

$932Lufthansa

Thu, Nov 5 - Wed, Nov 18

9:00 pm - 9:37 pmLIS Lisbon Humberto Delgado-IAH Houston George Bush Intcntl

30h 37m3 stops Porto London Gatwick Orlando

12:19 pm - 12:05 pmIAH Houston George Bush Intcntl-LIS Lisbon Humberto Delgado

17h 46m2 stops Atlanta Hartsfield-Jackson Newark

$933Multiple Airlines

Wed, Nov 11 - Mon, Nov 16

4:45 pm - 11:08 amLIS Lisbon Humberto Delgado-IAH Houston George Bush Intcntl

24h 23m1 stop Miami

7:10 pm - 6:25 pmIAH Houston George Bush Intcntl-LIS Lisbon Humberto Delgado

17h 15m2 stops Paris Charles de Gaulle Madrid Barajas

$934Multiple Airlines

Sun, Jan 10 - Sun, Jan 24

4:45 pm - 11:08 amLIS Lisbon Humberto Delgado-IAH Houston George Bush Intcntl

24h 23m1 stop Miami

7:10 pm - 11:25 pmIAH Houston George Bush Intcntl-LIS Lisbon Humberto Delgado

22h 15m2 stops Paris Charles de Gaulle Madrid Barajas

$935Multiple Airlines

Sun, Jan 10 - Wed, Jan 20

Recent last minute flight deals from Portugal to Houston

Enter your travel dates to find the best prices.

10:15 am - 1:47 pmLIS Lisbon Humberto Delgado-IAH Houston George Bush Intcntl

32h 32m1 stop Miami

8:35 pm - 5:35 amIAH Houston George Bush Intcntl-LIS Lisbon Humberto Delgado

27h 00m2 stops Orlando Washington, D.C. Dulles Intl

$1,030Multiple Airlines

Wed, Oct 28 - Mon, Nov 16

11:05 am - 11:45 amLIS Lisbon Humberto Delgado-IAH Houston George Bush Intcntl

29h 40m1 stop Philadelphia

9:40 pm - 6:50 pmIAH Houston George Bush Intcntl-LIS Lisbon Humberto Delgado

15h 10m1 stop London Heathrow

$1,040American Airlines

Tue, Oct 27 - Mon, Nov 16

11:05 am - 11:45 amLIS Lisbon Humberto Delgado-IAH Houston George Bush Intcntl

29h 40m1 stop Philadelphia

8:35 am - 9:05 amIAH Houston George Bush Intcntl-LIS Lisbon Humberto Delgado

18h 30m1 stop Philadelphia

$1,055American Airlines

Tue, Oct 27 - Wed, Nov 18

10:15 am - 1:47 pmLIS Lisbon Humberto Delgado-IAH Houston George Bush Intcntl

32h 32m1 stop Miami

10:59 pm - 12:20 pmIAH Houston George Bush Intcntl-LIS Lisbon Humberto Delgado

31h 21m1 stop Los Angeles

$1,068Multiple Airlines

Wed, Oct 28 - Mon, Nov 16

7:20 am - 11:59 pmLIS Lisbon Humberto Delgado-IAH Houston George Bush Intcntl

22h 39m2 stops London Heathrow Dallas/Fort Worth

7:00 am - 12:05 pmIAH Houston George Bush Intcntl-LIS Lisbon Humberto Delgado

24h 05m2 stops Dallas/Fort Worth London Heathrow

$1,088British Airways

Fri, Oct 23 - Tue, Oct 27

10:15 am - 1:47 pmLIS Lisbon Humberto Delgado-IAH Houston George Bush Intcntl

32h 32m1 stop Miami

9:58 pm - 11:40 amIAH Houston George Bush Intcntl-LIS Lisbon Humberto Delgado

31h 42m2 stops Phoenix Sky Harbor Intl San Francisco

$1,090Multiple Airlines

Wed, Oct 28 - Sun, Nov 22

5:35 am - 1:40 pmLIS Lisbon Humberto Delgado-IAH Houston George Bush Intcntl

14h 05m1 stop Paris Charles de Gaulle

8:10 pm - 3:10 pmIAH Houston George Bush Intcntl-LIS Lisbon Humberto Delgado

14h 00m1 stop Paris Charles de Gaulle

$1,102Delta

Fri, Oct 23 - Tue, Oct 27

10:00 am - 10:02 pmLIS Lisbon Humberto Delgado-IAH Houston George Bush Intcntl

18h 02m2 stops New York John F Kennedy Intl Atlanta Hartsfield-Jackson

6:20 pm - 3:10 pmIAH Houston George Bush Intcntl-LIS Lisbon Humberto Delgado

15h 50m2 stops Atlanta Hartsfield-Jackson Paris Charles de Gaulle

$1,118Multiple Airlines

Fri, Oct 23 - Tue, Oct 27

5:30 am - 5:50 pmLIS Lisbon Humberto Delgado-IAH Houston George Bush Intcntl

17h 20m1 stop Paris Charles de Gaulle

7:10 pm - 3:10 pmIAH Houston George Bush Intcntl-LIS Lisbon Humberto Delgado

14h 00m1 stop Paris Charles de Gaulle

$1,126Delta

Wed, Oct 28 - Wed, Nov 18

11:05 am - 10:51 pmLIS Lisbon Humberto Delgado-IAH Houston George Bush Intcntl

16h 46m1 stop Philadelphia

7:00 am - 6:05 pmIAH Houston George Bush Intcntl-LIS Lisbon Humberto Delgado

29h 05m2 stops Philadelphia London Heathrow

$1,129British Airways

Wed, Oct 28 - Thu, Nov 19

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Lufthansa flights from Portugal to Houston George Bush Intcntl Airport

Our best Lufthansa deals on Portugal to Houston George Bush Intcntl Airport flight tickets

Lufthansa

Nov 5

LIS5:00 amLisbon Humberto Delgado

15h 00m

1 stop

IAH2:00 pmHouston George Bush Intcntl

Nov 18

IAH4:10 pmHouston George Bush Intcntl

24h 40m

1 stop

LIS10:50 pmLisbon Humberto Delgado

$920

Lufthansa

Nov 5

LIS5:00 amLisbon Humberto Delgado

15h 00m

1 stop

IAH2:00 pmHouston George Bush Intcntl

Nov 18

IAH4:10 pmHouston George Bush Intcntl

24h 40m

1 stop

LIS10:50 pmLisbon Humberto Delgado

$921

Lufthansa

Nov 5

LIS5:00 amLisbon Humberto Delgado

15h 00m

1 stop

IAH2:00 pmHouston George Bush Intcntl

Nov 18

IAH4:10 pmHouston George Bush Intcntl

24h 40m

1 stop

LIS10:50 pmLisbon Humberto Delgado

$932

Delta flights from Portugal to Houston George Bush Intcntl Airport

Our best Delta deals on Portugal to Houston George Bush Intcntl Airport flight tickets

Delta

Nov 5

OPO5:00 amPorto

14h 10m

1 stop

IAH1:10 pmHouston George Bush Intcntl

Nov 9

IAH7:10 pmHouston George Bush Intcntl

20h 50m

1 stop

OPO10:00 pmPorto

$963

Delta

Nov 5

OPO5:00 amPorto

18h 50m

2 stops

IAH5:50 pmHouston George Bush Intcntl

Nov 9

IAH11:35 amHouston George Bush Intcntl

17h 00m

2 stops

OPO10:35 amPorto

$968

Delta

Nov 5

LIS5:00 amLisbon Humberto Delgado

21h 02m

2 stops

IAH8:02 pmHouston George Bush Intcntl

Nov 18

IAH12:30 pmHouston George Bush Intcntl

16h 00m

2 stops

LIS10:30 amLisbon Humberto Delgado

$980

momondo Fare Finder

Use the filters below to find and compare flights from Portugal to Houston George Bush Intcntl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LisbonHouston

LIS Lisbon Humberto Delgado - IAH Houston George Bush Intcntl

LISIAH

Lisbon Humberto Delgado

Wed 11/11

3:20 pm-9:37 pm

2 stops36h 17m

Houston George Bush Intcntl

Mon 11/16

10:59 pm-12:20 pm

1 stop31h 21m

$802

LisbonHouston

LIS Lisbon Humberto Delgado - IAH Houston George Bush Intcntl

LISIAH

Lisbon Humberto Delgado

Wed 11/11

4:40 pm-1:47 pm

1 stop27h 07m

Houston George Bush Intcntl

Mon 11/16

10:59 pm-12:20 pm

1 stop31h 21m

$854

LisbonHouston

LIS Lisbon Humberto Delgado - IAH Houston George Bush Intcntl

LISIAH

Lisbon Humberto Delgado

Mon 11/9

5:25 am-7:23 am

3 stops31h 58m

Houston George Bush Intcntl

Sun 11/22

9:14 pm-11:25 am

3 stops32h 11m

$885

Quickest round-trip

LisbonHouston

LIS Lisbon Humberto Delgado - IAH Houston George Bush Intcntl

LISIAH

Lisbon Humberto Delgado

Thu 11/5

5:00 am-2:00 pm

1 stop15h 00m

Houston George Bush Intcntl

Wed 11/18

4:10 pm-10:50 pm

1 stop24h 40m

$920

LisbonHouston

LIS Lisbon Humberto Delgado - IAH Houston George Bush Intcntl

LISIAH

Lisbon Humberto Delgado

Thu 11/5

5:00 am-2:00 pm

1 stop15h 00m

Houston George Bush Intcntl

Wed 11/18

4:10 pm-10:50 pm

1 stop24h 40m

$921

LisbonHouston

LIS Lisbon Humberto Delgado - IAH Houston George Bush Intcntl

LISIAH

Lisbon Humberto Delgado

Sun 1/10

4:45 pm-11:08 am

1 stop24h 23m

Houston George Bush Intcntl

Mon 1/25

1:15 pm-3:20 pm

2 stops20h 05m

$930

LisbonHouston

LIS Lisbon Humberto Delgado - IAH Houston George Bush Intcntl

LISIAH

Lisbon Humberto Delgado

Thu 11/5

5:00 am-2:00 pm

1 stop15h 00m

Houston George Bush Intcntl

Wed 11/18

4:10 pm-10:50 pm

1 stop24h 40m

$932

LisbonHouston

LIS Lisbon Humberto Delgado - IAH Houston George Bush Intcntl

LISIAH

Lisbon Humberto Delgado

Wed 11/11

9:00 pm-9:37 pm

3 stops30h 37m

Houston George Bush Intcntl

Mon 11/16

12:19 pm-12:05 pm

2 stops17h 46m

$933

LisbonHouston

LIS Lisbon Humberto Delgado - IAH Houston George Bush Intcntl

LISIAH

Lisbon Humberto Delgado

Sun 1/10

4:45 pm-11:08 am

1 stop24h 23m

Houston George Bush Intcntl

Sun 1/24

7:10 pm-6:25 pm

2 stops17h 15m

$934

LisbonHouston

LIS Lisbon Humberto Delgado - IAH Houston George Bush Intcntl

LISIAH

Lisbon Humberto Delgado

Sun 1/10

4:45 pm-11:08 am

1 stop24h 23m

Houston George Bush Intcntl

Wed 1/20

7:10 pm-11:25 pm

2 stops22h 15m

$935

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Portugal 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

Prices

Airlines

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

The month of May is, on average, the cheapest month to fly to Houston George Bush Intcntl Airport from Portugal, with most prices found around $0. If you are unable to visit Houston George Bush Intcntl Airport during the month of May, then departing from Portugal during the month January is also very affordable. Most momondo users find prices during this month for around $676.

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

You could potentially save up to 15% on your flight if you consider stops on a Portugal to Houston George Bush Intcntl Airport flight.

Cheap Portugal to Houston George Bush Intcntl Airport flight deals and tips

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

Best Price Found	$397
Fastest flight time	17h 31m
Direct flights	None

The best one-way flight to Houston George Bush Intcntl Airport from Portugal in the past 72 hours is $397. The best round-trip flight deal from Portugal to Houston George Bush Intcntl Airport found on momondo in the last 72 hours is $802.

The fastest flight from Portugal to Houston George Bush Intcntl Airport takes 17h 31m

There are no direct flights from Portugal to Houston George Bush Intcntl Airport. There are no popular flight routes from Portugal to Houston George Bush Intcntl Airport.

Search flight deals

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

When did momondo last update prices for flights from Portugal to Houston George Bush Intcntl Airport?
Prices for flights from Portugal to Houston George Bush Intcntl Airport are refreshed on a daily basis.
How old do you have to be to fly from Portugal to Houston George Bush Intcntl Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Portugal 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.

Katy

The Woodlands

Humble

Montgomery

Conroe

Spring

Cypress

Jersey Village

Livingston

Tomball

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Portugal to Houston for you.

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

Yes. momondo allows you to filter the results for Portugal to Houston flights to just show those with flexible booking policies.

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

momondo provides multiple filters to help you find the best flight to Houston from Portugal. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Price alerts on flights to Houston from Portugal 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.