How long is the flight to Houston?

The duration of your flight to Houston depends on your departure and arrival airports. Obviously, any flights that include a layover will also be longer. The most popular route to Houston on KAYAK is from Lisbon , which takes 24h 31m .

Which Houston airport is closest to central Houston?

Out of the 2 airports in Houston, Houston Hobby Airport is the nearest to the city center (9 miles). You'll travel 16 miles to reach the center of Houston if you land in Houston George Bush Airport

Which is the cheapest airport to fly into in Houston?

Prices will differ depending on the departure airport, but generally, the cheapest airport to fly to in Houston is Houston Hobby Airport (HOU) , with an average flight price of $291.

What is the cheapest month to fly to Houston?

The cheapest month for flights to Houston is October , where tickets cost $874 on average for return flights. On the other hand, the most expensive months are August and July, where the average cost of tickets from Portugal is $1,301 and $1,225 respectively. For one-way flights, the best month to travel is March with an average price of $559.

How does KAYAK find such low prices on flights to Houston?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights to Houston.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket to Houston?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Houston is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights to Houston?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Houston with an airline and back with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight to Houston?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Houston up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

How many airports are there in Houston?

There are 2 airports in Houston: Houston George Bush Airport (IAH) and Houston Hobby Airport (HOU). The busiest airport is Houston George Bush Airport (IAH), with 91% of all flights arriving there.

How many direct flights to Houston are there each day?

There are around 2,590 direct flights from within Portugal to Houston every day. Most flights depart in the morning, with 50% of flights departing in the morning.

How many direct flights to Houston are there each week?

Each week there are around 18,124 direct flights from within Portugal to Houston. The most common day for departures is Sunday, with 17% of flights taking off on this day.

Cheap Flights from Portugal to Houston

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Flight Deals

Cheap Flights from Portugal to Houston

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Recent round-trip flight deals from Portugal to Houston

Thu, Nov 12 - Mon, Nov 16

11:35 am - 7:23 amOPO Porto-IAH Houston George Bush Intcntl

25h 48m3 stops Madrid Barajas Miami Atlanta Hartsfield-Jackson

2:32 pm - 3:15 pmIAH Houston George Bush Intcntl-OPO Porto

18h 43m2 stops Miami Madrid Barajas

$632Multiple Airlines

Thu, Nov 12 - Mon, Nov 16

7:35 am - 7:23 amOPO Porto-IAH Houston George Bush Intcntl

29h 48m3 stops Madrid Barajas Miami Atlanta Hartsfield-Jackson

6:00 am - 3:15 pmIAH Houston George Bush Intcntl-OPO Porto

27h 15m3 stops Atlanta Hartsfield-Jackson Miami Madrid Barajas

$664Multiple Airlines

Thu, Nov 12 - Wed, Nov 25

9:55 am - 1:54 pmLIS Lisbon Humberto Delgado-IAH Houston George Bush Intcntl

33h 59m2 stops Miami Charlotte Douglas

9:39 am - 1:00 pmIAH Houston George Bush Intcntl-LIS Lisbon Humberto Delgado

21h 21m1 stop Miami

$754Multiple Airlines

Thu, Nov 19 - Wed, Dec 2

9:55 am - 7:24 pmLIS Lisbon Humberto Delgado-IAH Houston George Bush Intcntl

39h 29m2 stops Miami Charlotte Douglas

9:41 am - 1:00 pmIAH Houston George Bush Intcntl-LIS Lisbon Humberto Delgado

21h 19m2 stops Atlanta Hartsfield-Jackson Miami

$792Multiple Airlines

Thu, Nov 12 - Wed, Nov 25

9:55 am - 7:23 amLIS Lisbon Humberto Delgado-IAH Houston George Bush Intcntl

27h 28m2 stops Miami Atlanta Hartsfield-Jackson

9:14 pm - 5:35 amIAH Houston George Bush Intcntl-LIS Lisbon Humberto Delgado

26h 21m2 stops Atlanta Hartsfield-Jackson Washington, D.C. Dulles Intl

$825Multiple Airlines

Sat, Nov 21 - Wed, Nov 25

6:40 am - 8:44 amLIS Lisbon Humberto Delgado-IAH Houston George Bush Intcntl

32h 04m2 stops Paris Orly Miami

9:14 pm - 5:35 amIAH Houston George Bush Intcntl-LIS Lisbon Humberto Delgado

26h 21m2 stops Atlanta Hartsfield-Jackson Washington, D.C. Dulles Intl

$839Multiple Airlines

Sat, Nov 21 - Wed, Nov 25

6:40 am - 8:44 amLIS Lisbon Humberto Delgado-IAH Houston George Bush Intcntl

32h 04m2 stops Paris Orly Miami

8:19 pm - 5:35 amIAH Houston George Bush Intcntl-LIS Lisbon Humberto Delgado

27h 16m3 stops Orlando Atlanta Hartsfield-Jackson Washington, D.C. Dulles Intl

$843Multiple Airlines

Thu, Nov 12 - Wed, Nov 25

9:55 am - 1:47 pmLIS Lisbon Humberto Delgado-IAH Houston George Bush Intcntl

33h 52m1 stop Miami

9:17 am - 9:05 amIAH Houston George Bush Intcntl-LIS Lisbon Humberto Delgado

17h 48m1 stop Chicago O'Hare Intl

$852Multiple Airlines

Fri, Nov 20 - Wed, Nov 25

7:25 am - 8:44 amOPO Porto-IAH Houston George Bush Intcntl

31h 19m3 stops Barcelona-El Prat Casablanca Mohamed V Miami

9:14 pm - 10:00 amIAH Houston George Bush Intcntl-OPO Porto

30h 46m3 stops Atlanta Hartsfield-Jackson Washington, D.C. Dulles Intl Lisbon Humberto Delgado

$861Multiple Airlines

Thu, Nov 19 - Wed, Dec 2

9:55 am - 8:44 amLIS Lisbon Humberto Delgado-IAH Houston George Bush Intcntl

28h 49m1 stop Miami

12:06 pm - 1:00 pmIAH Houston George Bush Intcntl-LIS Lisbon Humberto Delgado

18h 54m2 stops Denver Intl Miami

$895Multiple Airlines

Recent last minute flight deals from Portugal to Houston

Wed, Nov 4 - Mon, Nov 16

11:40 am - 1:47 pmLIS Lisbon Humberto Delgado-IAH Houston George Bush Intcntl

32h 07m2 stops Casablanca Mohamed V Miami

3:39 pm - 5:35 amIAH Houston George Bush Intcntl-LIS Lisbon Humberto Delgado

31h 56m1 stop Baltimore/Washington

$857Multiple Airlines

Wed, Nov 4 - Sat, Nov 14

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

27h 07m1 stop Miami

10:47 am - 1:00 pmIAH Houston George Bush Intcntl-LIS Lisbon Humberto Delgado

44h 13m2 stops Denver Intl Miami

$874Multiple Airlines

Wed, Nov 4 - Sun, Nov 15

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

33h 32m1 stop Miami

2:32 pm - 1:00 pmIAH Houston George Bush Intcntl-LIS Lisbon Humberto Delgado

16h 28m1 stop Miami

$877Multiple Airlines

Wed, Nov 4 - Mon, Nov 16

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

27h 07m1 stop Miami

3:39 pm - 5:35 amIAH Houston George Bush Intcntl-LIS Lisbon Humberto Delgado

31h 56m1 stop Baltimore/Washington

$922Multiple Airlines

Wed, Nov 4 - Sun, Nov 15

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

27h 07m1 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

$975Multiple Airlines

Tue, Nov 3 - Tue, Nov 17

4:10 pm - 8:05 pmLIS Lisbon Humberto Delgado-IAH Houston George Bush Intcntl

33h 55m1 stop Istanbul

2:55 pm - 3:10 pmIAH Houston George Bush Intcntl-LIS Lisbon Humberto Delgado

18h 15m1 stop Istanbul

$980Turkish Airlines

Wed, Nov 4 - Mon, Nov 16

8:20 am - 11:57 pmLIS Lisbon Humberto Delgado-IAH Houston George Bush Intcntl

21h 37m2 stops Madrid Barajas Chicago O'Hare Intl

6:56 pm - 6:50 pmIAH Houston George Bush Intcntl-LIS Lisbon Humberto Delgado

17h 54m2 stops Dallas/Fort Worth London Heathrow

$1,013American Airlines

Wed, Nov 4 - Wed, Nov 18

11:55 am - 8:30 pmLIS Lisbon Humberto Delgado-IAH Houston George Bush Intcntl

14h 35m1 stop Washington, D.C. Dulles Intl

10:55 am - 8:10 amIAH Houston George Bush Intcntl-LIS Lisbon Humberto Delgado

15h 15m1 stop Newark

$1,023United Airlines

Sun, Nov 1 - Sat, Nov 14

11:35 am - 8:05 pmLIS Lisbon Humberto Delgado-IAH Houston George Bush Intcntl

38h 30m1 stop Istanbul

9:00 pm - 11:25 pmIAH Houston George Bush Intcntl-LIS Lisbon Humberto Delgado

20h 25m1 stop Istanbul

$1,024Turkish Airlines

Mon, Nov 2 - Sun, Nov 15

5:55 am - 7:05 pmLIS Lisbon Humberto Delgado-IAH Houston George Bush Intcntl

19h 10m1 stop Istanbul

9:00 pm - 3:05 pmIAH Houston George Bush Intcntl-LIS Lisbon Humberto Delgado

36h 05m1 stop Istanbul

$1,026Turkish Airlines

Booking Insights

KAYAK's insights & trends for flights to Houston

Get data-powered insights and trends for flights to Houston to help you find the cheapest flights, the best time to fly and much more.

Prices

What is the cheapest month to fly to Houston? To calculate monthly average prices, KAYAK takes all prices for each month over the last year for round-trip flights to Houston, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.: The cheapest month for flights to Houston is October, where tickets cost $874 on average for return flights. On the other hand, the most expensive months are August and July, where the average cost of tickets from Portugal is $1,301 and $1,225 respectively. For one-way flights, the best month to travel is March with an average price of $559.
Which is the cheapest airport to fly into in Houston?: Prices will differ depending on the departure airport, but generally, the cheapest airport to fly to in Houston is Houston Hobby Airport (HOU), with an average flight price of $291.

Find deals

Cheapest flight	$367

Flight from Lisbon to Houston

Which Houston airport is closest to central Houston?
Out of the 2 airports in Houston, Houston Hobby Airport is the nearest to the city center (9 miles). You'll travel 16 miles to reach the center of Houston if you land in Houston George Bush Airport
How does KAYAK find such low prices on flights to Houston?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights to Houston.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket to Houston?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Houston is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights to Houston?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Houston with an airline and back with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight to Houston?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Houston up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.
How many direct flights to Houston are there each week?
Each week there are around 18,124 direct flights from within Portugal to Houston. The most common day for departures is Sunday, with 17% of flights taking off on this day.