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Cheap flights from Houston to Lisbon from $392

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 7/7. 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
0 bags

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Find the cheapest flights from Houston to Lisbon

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
12:10 pm - 9:50 am
IAH
-
LIS
15h 40m
1 stop
United Airlines Logo
5:00 am - 6:15 pm
LIS
-
IAH
19h 15m
1 stop
$817United Airlines
Fri, Nov 13 - Tue, Nov 17
Turkish Airlines Logo
9:10 pm - 11:45 pm
IAH
-
LIS
20h 35m
1 stop
Turkish Airlines Logo
11:40 am - 8:10 pm
LIS
-
IAH
37h 30m
1 stop
$818Turkish Airlines
Wed, Oct 21 - Wed, Oct 28
Turkish Airlines Logo
9:10 pm - 9:50 am
IAH
-
LIS
30h 40m
1 stop
Turkish Airlines Logo
10:50 am - 7:15 pm
LIS
-
IAH
38h 25m
1 stop
$824Turkish Airlines
Wed, Oct 14 - Thu, Oct 22
Delta Logo
3:05 pm - 10:30 am
IAH
-
LIS
13h 25m
1 stop
Delta Logo
5:00 am - 1:25 pm
LIS
-
IAH
14h 25m
1 stop
$825Delta
Fri, Nov 6 - Wed, Nov 18
Delta Logo
4:05 pm - 11:20 am
IAH
-
LIS
13h 15m
1 stop
Delta Logo
5:30 am - 1:55 pm
LIS
-
IAH
14h 25m
1 stop
$827Delta
Sat, Nov 7 - Wed, Nov 18
Air Canada Logo
12:10 pm - 9:50 am
IAH
-
LIS
15h 40m
1 stop
Air Canada Logo
11:20 am - 9:39 pm
LIS
-
IAH
16h 19m
1 stop
$833Air Canada
Fri, Nov 6 - Fri, Nov 13
Delta Logo
12:55 pm - 3:10 pm
IAH
-
LIS
20h 15m
2 stops
Delta Logo
5:00 am - 6:59 pm
LIS
-
IAH
19h 59m
2 stops
$834Delta
Fri, Nov 13 - Tue, Nov 17
United Airlines Logo
6:00 am - 8:20 am
IAH
-
LIS
20h 20m
1 stop
United Airlines Logo
11:25 am - 1:20 pm
LIS
-
IAH
31h 55m
2 stops
$838United Airlines
Wed, Oct 14 - Thu, Oct 22
Iberia Logo
6:19 pm - 8:05 pm
HOU
-
LIS
19h 46m
2 stops
Iberia Logo
12:30 pm - 11:53 pm
LIS
-
HOU
17h 23m
2 stops
$858Iberia
Wed, Oct 14 - Thu, Oct 22
Iberia Logo
6:19 pm - 4:05 pm
HOU
-
LIS
15h 46m
2 stops
Iberia Logo
12:30 pm - 11:53 pm
LIS
-
HOU
17h 23m
2 stops
$908Iberia
Thu, Oct 15 - Thu, Oct 22

British Airways flights from Houston to Lisbon

Our best British Airways deals on Houston to Lisbon flight tickets
British Airways
Aug 26
HOU3:58 pmHouston Hobby
17h 42m
2 stops
LIS3:40 pmLisbon Humberto Delgado
Sep 2
LIS7:20 amLisbon Humberto Delgado
18h 31m
2 stops
HOU7:51 pmHouston Hobby
$1,029
British Airways
Sep 24
HOU4:15 pmHouston Hobby
17h 15m
2 stops
LIS3:30 pmLisbon Humberto Delgado
Oct 1
LIS7:20 amLisbon Humberto Delgado
18h 31m
2 stops
HOU7:51 pmHouston Hobby
$1,076
British Airways
Oct 17
HOU6:19 pmHouston Hobby
22h 51m
2 stops
LIS11:10 pmLisbon Humberto Delgado
Oct 23
LIS7:20 amLisbon Humberto Delgado
22h 33m
2 stops
HOU11:53 pmHouston Hobby
$1,103

United Airlines flights from Houston to Lisbon

Our best United Airlines deals on Houston to Lisbon flight tickets
United Airlines
Oct 14
IAH6:00 amHouston George Bush Intcntl
20h 20m
1 stop
LIS8:20 amLisbon Humberto Delgado
Oct 22
LIS11:25 amLisbon Humberto Delgado
31h 55m
2 stops
IAH1:20 pmHouston George Bush Intcntl
$838
United Airlines
Oct 12
IAH8:11 pmHouston George Bush Intcntl
30h 09m
1 stop
LIS8:20 amLisbon Humberto Delgado
Oct 21
LIS1:00 pmLisbon Humberto Delgado
28h 07m
1 stop
IAH11:07 amHouston George Bush Intcntl
$844
United Airlines
Oct 25
IAH1:35 pmHouston George Bush Intcntl
13h 35m
1 stop
LIS8:10 amLisbon Humberto Delgado
Oct 28
LIS5:00 amLisbon Humberto Delgado
24h 30m
2 stops
IAH12:30 amHouston George Bush Intcntl
$846

momondo Fare Finder

 
Customize your flight search to find flights from Houston to Lisbon 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 May 20, 2026.
Use the filters below to find and compare flights from Houston to Lisbon that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HoustonLisbon

IAH - LIS

IAHLIS

Houston George Bush Intcntl

Fri 11/13

12:10 pm-9:50 am

1 stop15h 40m

Lisbon Humberto Delgado

Tue 11/17

5:00 am-6:15 pm

1 stop19h 15m

$817

HoustonLisbon

IAH - LIS

IAHLIS

Houston George Bush Intcntl

Wed 10/21

9:10 pm-11:45 pm

1 stop20h 35m

Lisbon Humberto Delgado

Wed 10/28

11:40 am-8:10 pm

1 stop37h 30m

$818

HoustonLisbon

IAH - LIS

IAHLIS

Houston George Bush Intcntl

Wed 10/14

9:10 pm-9:50 am

1 stop30h 40m

Lisbon Humberto Delgado

Thu 10/22

10:50 am-7:15 pm

1 stop38h 25m

$824

HoustonLisbon

IAH - LIS

IAHLIS

Houston George Bush Intcntl

Fri 11/6

3:05 pm-10:30 am

1 stop13h 25m

Lisbon Humberto Delgado

Wed 11/18

5:00 am-1:25 pm

1 stop14h 25m

$825
Quickest round-trip

HoustonLisbon

IAH - LIS

IAHLIS

Houston George Bush Intcntl

Sat 11/7

4:05 pm-11:20 am

1 stop13h 15m

Lisbon Humberto Delgado

Wed 11/18

5:30 am-1:55 pm

1 stop14h 25m

$827

HoustonLisbon

IAH - LIS

IAHLIS

Houston George Bush Intcntl

Fri 11/6

12:10 pm-9:50 am

1 stop15h 40m

Lisbon Humberto Delgado

Fri 11/13

11:20 am-9:39 pm

1 stop16h 19m

$833

HoustonLisbon

IAH - LIS

IAHLIS

Houston George Bush Intcntl

Fri 11/13

12:55 pm-3:10 pm

2 stops20h 15m

Lisbon Humberto Delgado

Tue 11/17

5:00 am-6:59 pm

2 stops19h 59m

$834

HoustonLisbon

IAH - LIS

IAHLIS

Houston George Bush Intcntl

Wed 10/14

6:00 am-8:20 am

1 stop20h 20m

Lisbon Humberto Delgado

Thu 10/22

11:25 am-1:20 pm

2 stops31h 55m

$838

HoustonLisbon

HOU - LIS

HOULIS

Houston Hobby

Wed 10/14

6:19 pm-8:05 pm

2 stops19h 46m

Lisbon Humberto Delgado

Thu 10/22

12:30 pm-11:53 pm

2 stops17h 23m

$858

HoustonLisbon

HOU - LIS

HOULIS

Houston Hobby

Thu 10/15

6:19 pm-4:05 pm

2 stops15h 46m

Lisbon Humberto Delgado

Thu 10/22

12:30 pm-11:53 pm

2 stops17h 23m

$908

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Lisbon from

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

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 $885 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 $628 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

14h 10m

Direct flights

None
The fastest flight from Houston to Lisbon takes 14h 10m
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. 14h 10m 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?

  • 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
LufthansaPriceFrom $395Free CancellationRating
6.8
8,015 reviews
Search Lufthansa flights
DeltaPriceFrom $466Free CancellationRating
7.9
8,454 reviews
Search Delta flights
Air FrancePriceFrom $540Free CancellationRating
7.4
1,588 reviews
Search Air France flights
KLMPriceFrom $541Free CancellationRating
7.8
1,517 reviews
Search KLM flights
British AirwaysPriceFrom $561Free CancellationRating
6.7
7,989 reviews
Search British Airways flights
United AirlinesPriceFrom $581Free CancellationRating
7.4
9,736 reviews
Search United Airlines flights
Air CanadaPriceFrom $588Free CancellationRating
7.1
11,065 reviews
Search Air Canada flights
Turkish AirlinesPriceFrom $621Free CancellationRating
7.4
4,379 reviews
Search Turkish Airlines flights

Traveling to a place near Lisbon?

Book flights to Lisbon if you plan to visit one of these locations
Sintra
Ericeira
Nazaré
Fátima
Peniche
Setúbal
Estoril
Evora
Oeiras
Sesimbra
Leiria
Figueira da Foz
Zambujeira do Mar
Batalha
Óbidos
Tomar
Comporta
Sines
Torres Vedras
Costa da Caparica

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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