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

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

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 52% 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.

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 June 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.

$349 Cheap Flights from Houston to Lisbon in 2026

Q: 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 $1,582 to $1,229. The lowest price recently found on this route was $960.

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Houston to Lisbon

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

12:55 pm - 3:10 pm

IAH

LIS

20h 15m

2 stops

5:00 am - 9:10 pm

LIS

IAH

22h 10m

2 stops

$960Delta

Sat, Dec 5 - Sat, Jan 9

10:00 am - 9:20 am

IAH

LIS

17h 20m

1 stop

5:05 am - 5:55 pm

LIS

IAH

18h 50m

1 stop

$965United Airlines

Wed, Aug 26 - Fri, Sep 4

8:37 pm - 5:55 am

IAH

LIS

27h 18m

1 stop

6:10 am - 10:59 am

LIS

IAH

34h 49m

2 stops

$966Multiple Airlines

Sat, Aug 15 - Sun, Aug 23

10:00 am - 9:20 am

IAH

LIS

17h 20m

1 stop

11:25 am - 11:51 am

LIS

IAH

30h 26m

2 stops

$967United Airlines

Tue, Jul 7 - Tue, Jul 14

2:30 pm - 3:35 pm

IAH

LIS

19h 05m

1 stop

5:55 am - 7:15 pm

LIS

IAH

19h 20m

1 stop

$968Turkish Airlines

Fri, Sep 4 - Thu, Sep 17

10:00 am - 9:20 am

IAH

LIS

17h 20m

1 stop

7:25 am - 9:52 pm

LIS

IAH

20h 27m

2 stops

$969Air Canada

Thu, Sep 17 - Thu, Sep 24

1:08 pm - 3:40 pm

HOU

LIS

20h 32m

2 stops

7:05 am - 11:53 pm

LIS

HOU

21h 48m

2 stops

$970British Airways

Wed, Oct 14 - Fri, Oct 30

5:15 am - 11:05 am

IAH

LIS

23h 50m

2 stops

5:05 am - 5:55 pm

LIS

IAH

18h 50m

1 stop

$970United Airlines

Wed, Aug 26 - Fri, Sep 4

3:25 pm - 2:35 pm

IAH

LIS

17h 10m

1 stop

3:35 pm - 1:20 pm

LIS

IAH

27h 45m

1 stop

$972KLM

Mon, Jul 6 - Mon, Jul 13

3:15 pm - 2:55 pm

IAH

LIS

17h 40m

2 stops

5:00 am - 7:54 pm

LIS

IAH

20h 54m

2 stops

$973Delta

Tue, Aug 4 - Wed, Aug 19

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United Airlines flights from Houston to Lisbon

Our best United Airlines deals on Houston to Lisbon flight tickets

United Airlines

Aug 26

IAH10:00 amHouston George Bush Intcntl

17h 20m

1 stop

LIS9:20 amLisbon Humberto Delgado

Sep 4

LIS5:05 amLisbon Humberto Delgado

18h 50m

1 stop

IAH5:55 pmHouston George Bush Intcntl

$965

United Airlines

Jul 7

IAH10:00 amHouston George Bush Intcntl

17h 20m

1 stop

LIS9:20 amLisbon Humberto Delgado

Jul 14

LIS11:25 amLisbon Humberto Delgado

30h 26m

2 stops

IAH11:51 amHouston George Bush Intcntl

$967

United Airlines

Aug 26

IAH5:15 amHouston George Bush Intcntl

23h 50m

2 stops

LIS11:05 amLisbon Humberto Delgado

Sep 4

LIS5:05 amLisbon Humberto Delgado

18h 50m

1 stop

IAH5:55 pmHouston George Bush Intcntl

$970

KLM flights from Houston to Lisbon

Our best KLM deals on Houston to Lisbon flight tickets

KLM

Jul 6

IAH3:25 pmHouston George Bush Intcntl

25h 25m

1 stop

LIS10:50 pmLisbon Humberto Delgado

Jul 13

LIS7:45 pmLisbon Humberto Delgado

23h 35m

1 stop

IAH1:20 pmHouston George Bush Intcntl

$972

KLM

Nov 20

HOU1:00 pmHouston Hobby

14h 00m

2 stops

LIS9:00 amLisbon Humberto Delgado

Nov 30

LIS10:00 amLisbon Humberto Delgado

17h 43m

2 stops

HOU9:43 pmHouston Hobby

$1,310

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HoustonLisbon

IAH - LIS

IAHLIS

Houston George Bush Intcntl

Sat 12/5

12:55 pm-3:10 pm

2 stops20h 15m

Lisbon Humberto Delgado

Sat 1/9

5:00 am-9:10 pm

2 stops22h 10m

$960

Quickest round-trip

HoustonLisbon

IAH - LIS

IAHLIS

Houston George Bush Intcntl

Wed 8/26

10:00 am-9:20 am

1 stop17h 20m

Lisbon Humberto Delgado

Fri 9/4

5:05 am-5:55 pm

1 stop18h 50m

$965

HoustonLisbon

IAH - LIS

IAHLIS

Houston George Bush Intcntl

Sat 8/15

8:37 pm-5:55 am

1 stop27h 18m

Lisbon Humberto Delgado

Sun 8/23

6:10 am-10:59 am

2 stops34h 49m

$966

HoustonLisbon

IAH - LIS

IAHLIS

Houston George Bush Intcntl

Tue 7/7

10:00 am-9:20 am

1 stop17h 20m

Lisbon Humberto Delgado

Tue 7/14

11:25 am-11:51 am

2 stops30h 26m

$967

HoustonLisbon

IAH - LIS

IAHLIS

Houston George Bush Intcntl

Fri 9/4

2:30 pm-3:35 pm

1 stop19h 05m

Lisbon Humberto Delgado

Thu 9/17

5:55 am-7:15 pm

1 stop19h 20m

$968

HoustonLisbon

IAH - LIS

IAHLIS

Houston George Bush Intcntl

Thu 9/17

10:00 am-9:20 am

1 stop17h 20m

Lisbon Humberto Delgado

Thu 9/24

7:25 am-9:52 pm

2 stops20h 27m

$969

HoustonLisbon

HOU - LIS

HOULIS

Houston Hobby

Wed 10/14

1:08 pm-3:40 pm

2 stops20h 32m

Lisbon Humberto Delgado

Fri 10/30

7:05 am-11:53 pm

2 stops21h 48m

$970

HoustonLisbon

IAH - LIS

IAHLIS

Houston George Bush Intcntl

Wed 8/26

5:15 am-11:05 am

2 stops23h 50m

Lisbon Humberto Delgado

Fri 9/4

5:05 am-5:55 pm

1 stop18h 50m

$970

HoustonLisbon

IAH - LIS

IAHLIS

Houston George Bush Intcntl

Mon 7/6

3:25 pm-2:35 pm

1 stop17h 10m

Lisbon Humberto Delgado

Mon 7/13

3:35 pm-1:20 pm

1 stop27h 45m

$972

HoustonLisbon

IAH - LIS

IAHLIS

Houston George Bush Intcntl

Tue 8/4

3:15 pm-2:55 pm

2 stops17h 40m

Lisbon Humberto Delgado

Wed 8/19

5:00 am-7:54 pm

2 stops20h 54m

$973

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?

What is the cheapest month to fly to Lisbon?

In general, March 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 $395. If you are unable to visit Lisbon during the month of March, then departing from Houston during the month April is also very affordable. Most momondo users find prices during this month for around $404.

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 $892 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 $636 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

Fastest flight time	13h 30m
Direct flights	None

The fastest flight from Houston to Lisbon takes 13h 30m

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

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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. 13h 30m 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 June 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
Lufthansa	PriceFrom $395	Free Cancellation	Rating 6.8 8,052 reviews	Search Lufthansa flights
Delta	PriceFrom $466	Free Cancellation	Rating 7.9 8,399 reviews	Search Delta flights
Air France	PriceFrom $540	Free Cancellation	Rating 7.5 1,602 reviews	Search Air France flights
KLM	PriceFrom $541	Free Cancellation	Rating 7.8 1,527 reviews	Search KLM flights
British Airways	PriceFrom $559	Free Cancellation	Rating 6.7 8,044 reviews	Search British Airways flights
United Airlines	PriceFrom $581	Free Cancellation	Rating 7.4 9,805 reviews	Search United Airlines flights
Turkish Airlines	PriceFrom $621	Free Cancellation	Rating 7.4 4,409 reviews	Search Turkish Airlines flights
Air Canada	PriceFrom $646	Free Cancellation	Rating 7.1 11,160 reviews	Search Air Canada flights

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Estoril

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Peniche

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Oeiras

Leiria

Figueira da Foz

Sesimbra

Batalha

Óbidos

Zambujeira do Mar

Costa da Caparica

Tomar

Comporta

Sines

Torres Vedras

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 $349

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 10/13. 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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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

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

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Best airlines flying from Houston to Lisbon

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Why use momondo?

An easier way to manage your Lisbon trip

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