What airlines fly to Lisbon?

United Airlines, British Airways and Delta are the top three most popular airlines that fly to Lisbon from Houston according to our data. United Airlines is the first choice among our users, with 53% of people opting to fly with this airline when traveling to Lisbon. Keep in mind that there are 8 different airlines that fly to Lisbon on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Houston to Lisbon Humberto Delgado?

British Airways, United Airlines, and Delta are the most popular carriers operating from Houston to Lisbon Humberto Delgado

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

Prices for flights from Houston to Lisbon Humberto Delgado Airport are refreshed on a daily basis.

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

As of November 2026, there are 8 operators available to choose from for flights from Houston to Lisbon Humberto Delgado Airport.

How old do you have to be to fly from Houston to Lisbon Humberto Delgado Airport?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Houston to Lisbon Humberto Delgado Airport.

What documentation or ID do you need to fly to Lisbon Humberto Delgado Airport?

The travel and health documents required for your trip to Lisbon Humberto Delgado Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Lisbon Humberto Delgado Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$331 Cheap Flights from Houston to Lisbon in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Houston to Lisbon

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11:55 am - 6:55 amIAH Houston George Bush Intcntl-LIS Lisbon Humberto Delgado

13h 00m1 stop Montreal Pierre Elliott Trudeau Intl

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

15h 00m1 stop Frankfurt am Main

$711Multiple Airlines

Wed, Mar 3 - Thu, Mar 11

11:55 am - 6:55 amIAH Houston George Bush Intcntl-LIS Lisbon Humberto Delgado

13h 00m1 stop Montreal Pierre Elliott Trudeau Intl

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

15h 00m1 stop Frankfurt am Main

$711Multiple Airlines

Wed, Feb 17 - Wed, Feb 24

11:55 am - 9:20 amIAH Houston George Bush Intcntl-LIS Lisbon Humberto Delgado

15h 25m1 stop Montreal Pierre Elliott Trudeau Intl

5:00 am - 6:15 pmLIS Lisbon Humberto Delgado-IAH Houston George Bush Intcntl

19h 15m1 stop Frankfurt am Main

$740United Airlines

Wed, Feb 10 - Wed, Feb 24

11:55 am - 10:40 amIAH Houston George Bush Intcntl-LIS Lisbon Humberto Delgado

16h 45m1 stop Montreal Pierre Elliott Trudeau Intl

5:00 am - 6:15 pmLIS Lisbon Humberto Delgado-IAH Houston George Bush Intcntl

19h 15m1 stop Frankfurt am Main

$740United Airlines

Mon, Feb 15 - Wed, Feb 24

7:10 pm - 5:30 pmIAH Houston George Bush Intcntl-LIS Lisbon Humberto Delgado

16h 20m1 stop Paris Charles de Gaulle

11:30 am - 2:05 pmLIS Lisbon Humberto Delgado-IAH Houston George Bush Intcntl

31h 35m1 stop Amsterdam Schiphol

$742Delta

Mon, Mar 8 - Mon, Mar 15

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

14h 00m1 stop Paris Charles de Gaulle

11:30 am - 1:05 pmLIS Lisbon Humberto Delgado-IAH Houston George Bush Intcntl

31h 35m1 stop Amsterdam Schiphol

$742Delta

Tue, Feb 9 - Mon, Feb 22

3:50 pm - 12:05 pmIAH Houston George Bush Intcntl-LIS Lisbon Humberto Delgado

14h 15m1 stop London Heathrow

6:35 pm - 2:05 pmLIS Lisbon Humberto Delgado-IAH Houston George Bush Intcntl

25h 30m1 stop London Heathrow

$752British Airways

Mon, Feb 8 - Mon, Feb 15

11:55 am - 9:20 amIAH Houston George Bush Intcntl-LIS Lisbon Humberto Delgado

15h 25m2 stops Montreal Pierre Elliott Trudeau Intl Toronto Pearson Intl

5:00 am - 5:08 pmLIS Lisbon Humberto Delgado-IAH Houston George Bush Intcntl

18h 08m2 stops Frankfurt am Main Toronto Pearson Intl

$754Air Canada

Sun, Feb 14 - Fri, Feb 26

11:55 am - 9:20 amIAH Houston George Bush Intcntl-LIS Lisbon Humberto Delgado

15h 25m1 stop Montreal Pierre Elliott Trudeau Intl

10:55 am - 9:34 pmLIS Lisbon Humberto Delgado-IAH Houston George Bush Intcntl

16h 39m1 stop Montreal Pierre Elliott Trudeau Intl

$755Air Canada

Wed, Feb 10 - Fri, Feb 19

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

30h 10m1 stop London Heathrow

6:35 pm - 8:55 pmLIS Lisbon Humberto Delgado-IAH Houston George Bush Intcntl

31h 20m1 stop London Heathrow

$775British Airways

Tue, Mar 2 - Mon, Mar 15

Cheap last minute flights

Enter your travel dates to find the best prices.

11:50 am - 6:55 amIAH Houston George Bush Intcntl-LIS Lisbon Humberto Delgado

13h 05m1 stop Montreal Pierre Elliott Trudeau Intl

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

15h 00m1 stop Frankfurt am Main

$810United Airlines

Wed, Nov 18 - Thu, Nov 26

6:00 am - 8:10 amIAH Houston George Bush Intcntl-LIS Lisbon Humberto Delgado

20h 10m1 stop Newark

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

15h 00m1 stop Frankfurt am Main

$812United Airlines

Wed, Nov 18 - Thu, Nov 26

11:55 am - 8:55 amIAH Houston George Bush Intcntl-LIS Lisbon Humberto Delgado

15h 00m1 stop Toronto Pearson Intl

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

15h 00m1 stop Frankfurt am Main

$814Multiple Airlines

Wed, Nov 18 - Thu, Nov 26

3:30 pm - 8:55 amIAH Houston George Bush Intcntl-LIS Lisbon Humberto Delgado

11h 25m1 stop Toronto Pearson Intl

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

15h 00m1 stop Frankfurt am Main

$815Multiple Airlines

Wed, Nov 18 - Thu, Nov 26

10:00 am - 11:20 amIAH Houston George Bush Intcntl-LIS Lisbon Humberto Delgado

19h 20m2 stops Atlanta Hartsfield-Jackson Paris Charles de Gaulle

5:30 am - 4:50 pmLIS Lisbon Humberto Delgado-IAH Houston George Bush Intcntl

17h 20m1 stop Paris Charles de Gaulle

$824Delta

Wed, Nov 18 - Thu, Nov 26

11:35 am - 9:00 amIAH Houston George Bush Intcntl-LIS Lisbon Humberto Delgado

15h 25m2 stops Detroit Metropolitan Wayne County Boston Logan Intl

5:30 am - 4:50 pmLIS Lisbon Humberto Delgado-IAH Houston George Bush Intcntl

17h 20m1 stop Paris Charles de Gaulle

$825Air France

Wed, Nov 18 - Thu, Nov 26

11:35 am - 8:00 amIAH Houston George Bush Intcntl-LIS Lisbon Humberto Delgado

14h 25m2 stops Detroit Metropolitan Wayne County New York John F Kennedy Intl

5:30 am - 4:50 pmLIS Lisbon Humberto Delgado-IAH Houston George Bush Intcntl

17h 20m1 stop Paris Charles de Gaulle

$825Air France

Wed, Nov 18 - Thu, Nov 26

10:00 am - 11:20 amIAH Houston George Bush Intcntl-LIS Lisbon Humberto Delgado

19h 20m2 stops Atlanta Hartsfield-Jackson Paris Charles de Gaulle

5:00 am - 6:01 pmLIS Lisbon Humberto Delgado-IAH Houston George Bush Intcntl

19h 01m2 stops Amsterdam Schiphol Minneapolis St Paul

$827Delta

Wed, Nov 18 - Thu, Nov 26

12:30 pm - 9:00 amIAH Houston George Bush Intcntl-LIS Lisbon Humberto Delgado

14h 30m2 stops Atlanta Hartsfield-Jackson Boston Logan Intl

5:00 am - 5:59 pmLIS Lisbon Humberto Delgado-IAH Houston George Bush Intcntl

18h 59m2 stops Amsterdam Schiphol Minneapolis St Paul

$877KLM

Wed, Nov 18 - Sun, Dec 6

12:46 pm - 2:55 pmIAH Houston George Bush Intcntl-LIS Lisbon Humberto Delgado

20h 09m2 stops Philadelphia London Heathrow

12:55 pm - 2:05 pmLIS Lisbon Humberto Delgado-IAH Houston George Bush Intcntl

31h 10m1 stop London Heathrow

$997British Airways

Wed, Nov 18 - Mon, Nov 30

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British Airways flights from Houston to Lisbon

Our best British Airways deals on Houston to Lisbon flight tickets

British Airways

Nov 18

IAH12:46 pmHouston George Bush Intcntl

27h 09m

2 stops

LIS9:55 pmLisbon Humberto Delgado

Nov 30

LIS6:35 pmLisbon Humberto Delgado

31h 20m

1 stop

IAH7:55 pmHouston George Bush Intcntl

$997

British Airways

Nov 18

IAH8:35 amHouston George Bush Intcntl

31h 20m

2 stops

LIS9:55 pmLisbon Humberto Delgado

Nov 30

LIS6:35 pmLisbon Humberto Delgado

25h 30m

1 stop

IAH2:05 pmHouston George Bush Intcntl

$999

British Airways

Nov 18

IAH12:46 pmHouston George Bush Intcntl

20h 09m

2 stops

LIS2:55 pmLisbon Humberto Delgado

Nov 30

LIS6:35 pmLisbon Humberto Delgado

33h 43m

2 stops

IAH10:18 pmHouston George Bush Intcntl

$1,006

Delta flights from Houston to Lisbon

Our best Delta deals on Houston to Lisbon flight tickets

Delta

Feb 14

IAH7:05 amHouston George Bush Intcntl

22h 20m

2 stops

LIS11:25 amLisbon Humberto Delgado

Feb 22

LIS11:30 amLisbon Humberto Delgado

31h 35m

1 stop

IAH1:05 pmHouston George Bush Intcntl

$746

Delta

Feb 10

IAH7:15 amHouston George Bush Intcntl

18h 45m

2 stops

LIS8:00 amLisbon Humberto Delgado

Feb 22

LIS11:30 amLisbon Humberto Delgado

31h 35m

1 stop

IAH1:05 pmHouston George Bush Intcntl

$747

Delta

Mar 8

IAH7:10 pmHouston George Bush Intcntl

14h 00m

1 stop

LIS3:10 pmLisbon Humberto Delgado

Mar 11

LIS5:00 amLisbon Humberto Delgado

18h 45m

2 stops

IAH5:45 pmHouston George Bush Intcntl

$751

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

HoustonLisbon

IAH Houston George Bush Intcntl - LIS Lisbon Humberto Delgado

IAHLIS

Houston George Bush Intcntl

Wed 3/3

11:55 am-6:55 am

1 stop13h 00m

Lisbon Humberto Delgado

Thu 3/11

5:00 am-2:00 pm

1 stop15h 00m

$711

HoustonLisbon

IAH Houston George Bush Intcntl - LIS Lisbon Humberto Delgado

IAHLIS

Houston George Bush Intcntl

Wed 2/17

11:55 am-6:55 am

1 stop13h 00m

Lisbon Humberto Delgado

Wed 2/24

5:00 am-2:00 pm

1 stop15h 00m

$711

HoustonLisbon

IAH Houston George Bush Intcntl - LIS Lisbon Humberto Delgado

IAHLIS

Houston George Bush Intcntl

Wed 2/10

11:55 am-9:20 am

1 stop15h 25m

Lisbon Humberto Delgado

Wed 2/24

5:00 am-6:15 pm

1 stop19h 15m

$740

HoustonLisbon

IAH Houston George Bush Intcntl - LIS Lisbon Humberto Delgado

IAHLIS

Houston George Bush Intcntl

Mon 2/15

11:55 am-10:40 am

1 stop16h 45m

Lisbon Humberto Delgado

Wed 2/24

5:00 am-6:15 pm

1 stop19h 15m

$740

HoustonLisbon

IAH Houston George Bush Intcntl - LIS Lisbon Humberto Delgado

IAHLIS

Houston George Bush Intcntl

Mon 3/8

7:10 pm-5:30 pm

1 stop16h 20m

Lisbon Humberto Delgado

Mon 3/15

11:30 am-2:05 pm

1 stop31h 35m

$742

HoustonLisbon

IAH Houston George Bush Intcntl - LIS Lisbon Humberto Delgado

IAHLIS

Houston George Bush Intcntl

Tue 2/9

7:10 pm-3:10 pm

1 stop14h 00m

Lisbon Humberto Delgado

Mon 2/22

11:30 am-1:05 pm

1 stop31h 35m

$742

HoustonLisbon

IAH Houston George Bush Intcntl - LIS Lisbon Humberto Delgado

IAHLIS

Houston George Bush Intcntl

Mon 2/8

3:50 pm-12:05 pm

1 stop14h 15m

Lisbon Humberto Delgado

Mon 2/15

6:35 pm-2:05 pm

1 stop25h 30m

$752

HoustonLisbon

IAH Houston George Bush Intcntl - LIS Lisbon Humberto Delgado

IAHLIS

Houston George Bush Intcntl

Sun 2/14

11:55 am-9:20 am

2 stops15h 25m

Lisbon Humberto Delgado

Fri 2/26

5:00 am-5:08 pm

2 stops18h 08m

$754

HoustonLisbon

IAH Houston George Bush Intcntl - LIS Lisbon Humberto Delgado

IAHLIS

Houston George Bush Intcntl

Wed 2/10

11:55 am-9:20 am

1 stop15h 25m

Lisbon Humberto Delgado

Fri 2/19

10:55 am-9:34 pm

1 stop16h 39m

$755

HoustonLisbon

IAH Houston George Bush Intcntl - LIS Lisbon Humberto Delgado

IAHLIS

Houston George Bush Intcntl

Tue 3/2

9:40 pm-9:50 am

1 stop30h 10m

Lisbon Humberto Delgado

Mon 3/15

6:35 pm-8:55 pm

1 stop31h 20m

$775

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 Houston to Lisbon

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 typical price of a round-trip flight between Houston and Lisbon?

Prices are currently low for flights on this route.

Typical prices usually range from $783 to $860.
The lowest price recently found on this route was $711.

What is the cheapest month to fly to Lisbon?

In general, January is the cheapest month to fly from Houston to Lisbon. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $716. If you are unable to visit Lisbon during the month of January, then departing from Houston during the month February is also very affordable. Most momondo users find prices during this month for around $730.

How far in advance should I book a flight from Houston to Lisbon?

You are more likely to see cheaper flights to Lisbon from Houston when booking weeks ahead of your departure date. In general, you can expect to find flights to Lisbon for around $950 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Lisbon from Houston for as low as $804 on momondo.

Cheap Houston to Lisbon flight deals and tips

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

Best Price Found	$331
Fastest flight time	11h 25m
Direct flights	None

The best one-way flight to Lisbon from Houston in the past 72 hours is $331. The best round-trip flight deal from Houston to Lisbon found on momondo in the last 72 hours is $711.

The fastest flight from Houston to Lisbon takes 11h 25m

There are no direct flights from Houston to Lisbon. There are no popular flight routes from Houston to Lisbon.

Search flight deals

Frequently asked questions about flying from Houston to Lisbon

How far is Houston to Lisbon Humberto Delgado by plane?
A flight from Houston to Lisbon Humberto Delgado will travel around 4778.5 mi. 11h 25m is a normal flight duration for this route.
When did momondo last update prices for flights from Houston to Lisbon Humberto Delgado Airport?
Prices for flights from Houston to Lisbon Humberto Delgado Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Houston to Lisbon Humberto Delgado Airport?
As of November 2026, there are 8 operators available to choose from for flights from Houston to Lisbon Humberto Delgado Airport.
How old do you have to be to fly from Houston to Lisbon Humberto Delgado Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Houston to Lisbon Humberto Delgado Airport.
What documentation or ID do you need to fly to Lisbon Humberto Delgado Airport?
The travel and health documents required for your trip to Lisbon Humberto Delgado Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Lisbon Humberto Delgado Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Houston to Lisbon

Compare and see reviews for airlines that fly from Houston to Lisbon with momondo

Airline	Rating	Free Cancellation	Price
Air France	PriceFrom $512	Free Cancellation	Rating 7.5 1,648 reviews	Search Air France flights
Lufthansa	PriceFrom $529	Free Cancellation	Rating 6.8 8,294 reviews	Search Lufthansa flights
KLM	PriceFrom $541	Free Cancellation	Rating 7.8 1,599 reviews	Search KLM flights
Delta	PriceFrom $541	Free Cancellation	Rating 7.8 8,719 reviews	Search Delta flights
British Airways	PriceFrom $561	Free Cancellation	Rating 6.7 8,282 reviews	Search British Airways flights
United Airlines	PriceFrom $600	Free Cancellation	Rating 7.3 10,487 reviews	Search United Airlines flights
Turkish Airlines	PriceFrom $621	Free Cancellation	Rating 7.4 4,469 reviews	Search Turkish Airlines flights
Air Canada	PriceFrom $704	Free Cancellation	Rating 7.1 11,896 reviews	Search Air Canada flights

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Why use momondo?

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

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 Houston to Lisbon for you.

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

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

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

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

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

If you are not ready to book a flight from Houston to Lisbon now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Lisbon and let you know when they change.

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Cheap flights from Houston to Lisbon from $331

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Houston to Lisbon departing on 2/14. 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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British Airways flights from Houston to Lisbon

Our best British Airways deals on Houston to Lisbon flight tickets

Delta flights from Houston to Lisbon

Our best Delta deals on Houston to Lisbon flight tickets

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See travel insights to Lisbon from

How to get the cheapest flight ticket from Houston to Lisbon

What is the typical price of a round-trip flight between Houston and Lisbon?

What is the cheapest month to fly to Lisbon?

How far in advance should I book a flight from Houston to Lisbon?

What is the cheapest airline that flies from Houston to Lisbon Humberto Delgado?

What airlines fly to Lisbon?

Cheap Houston to Lisbon flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying from Houston to Lisbon

Best airlines flying from Houston to Lisbon

Compare and see reviews for airlines that fly from Houston to Lisbon with momondo

Traveling to a place near Lisbon?

Why use momondo?

An easier way to manage your Lisbon trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Portugal

Airports servicing Portugal

Fly your favorite airline to Lisbon

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Lisbon

List of cabin classes available on flights landing in Lisbon. Availability may vary depending on flight origin and airline.

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Popular flights according to clicks in the last 7 days on momondo

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