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Cheap flights from Houston to Lisbon from $244

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 1/15. 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.
Multiple Airlines Logo
1:11 pm - 8:10 am
IAH
-
LIS
12h 59m1 stop
Multiple Airlines Logo
8:20 am - 6:15 pm
LIS
-
IAH
15h 55m1 stop
$491Multiple Airlines
Wed, Feb 4 - Wed, Feb 11
Multiple Airlines Logo
12:09 pm - 8:10 am
IAH
-
LIS
14h 01m1 stop
Multiple Airlines Logo
8:20 am - 6:15 pm
LIS
-
IAH
15h 55m1 stop
$492Multiple Airlines
Mon, Jan 12 - Tue, Jan 20
Brussels Airlines Logo
12:29 pm - 8:10 am
IAH
-
LIS
13h 41m1 stop
Brussels Airlines Logo
8:00 pm - 8:31 pm
LIS
-
IAH
30h 31m2 stops
$499Brussels Airlines
Wed, Jan 21 - Wed, Jan 28
Air Canada Logo
12:10 pm - 9:20 am
IAH
-
LIS
15h 10m1 stop
Air Canada Logo
6:10 am - 9:44 pm
LIS
-
IAH
21h 34m2 stops
$512Air Canada
Thu, Jan 15 - Wed, Jan 28
Multiple Airlines Logo
12:10 pm - 9:20 am
IAH
-
LIS
15h 10m1 stop
Multiple Airlines Logo
6:45 pm - 9:39 pm
LIS
-
IAH
32h 54m2 stops
$513Multiple Airlines
Thu, Jan 15 - Wed, Jan 28
United Airlines Logo
1:35 pm - 8:10 am
IAH
-
LIS
12h 35m1 stop
United Airlines Logo
5:00 am - 6:15 pm
LIS
-
IAH
19h 15m1 stop
$527United Airlines
Thu, Jan 29 - Tue, Feb 3
Delta Logo
5:27 pm - 5:30 pm
HOU
-
LIS
19h 03m2 stops
Delta Logo
5:00 am - 10:28 pm
LIS
-
HOU
22h 28m2 stops
$549Delta
Wed, Mar 11 - Mon, Mar 16
Delta Logo
5:04 pm - 5:30 pm
HOU
-
LIS
18h 26m2 stops
Delta Logo
5:30 am - 10:33 pm
LIS
-
HOU
23h 03m2 stops
$555Delta
Wed, Feb 4 - Mon, Feb 9
British Airways Logo
6:36 pm - 12:10 pm
HOU
-
LIS
35h 34m2 stops
British Airways Logo
7:05 am - 10:46 pm
LIS
-
HOU
21h 41m2 stops
$556British Airways
Wed, Feb 4 - Wed, Feb 11
British Airways Logo
6:36 pm - 6:55 pm
HOU
-
LIS
18h 19m2 stops
British Airways Logo
7:05 am - 10:46 pm
LIS
-
HOU
21h 41m2 stops
$656British Airways
Mon, Jan 12 - Tue, Jan 20

Air Canada flights from Houston to Lisbon

Our best Air Canada deals on Houston to Lisbon flight tickets
Air Canada
Jan 15
IAH12:10 pmHouston George Bush Intcntl
15h 10m
1 stop
LIS9:20 amLisbon Humberto Delgado
Jan 28
LIS6:10 amLisbon Humberto Delgado
21h 34m
2 stops
IAH9:44 pmHouston George Bush Intcntl
$512
Find similar
Air Canada
Jan 12
IAH6:24 pmHouston George Bush Intcntl
32h 56m
2 stops
LIS9:20 amLisbon Humberto Delgado
Jan 21
LIS5:00 amLisbon Humberto Delgado
34h 14m
2 stops
IAH9:14 amHouston George Bush Intcntl
$544
Find similar
Air Canada
Dec 24
IAH7:10 amHouston George Bush Intcntl
19h 45m
1 stop
LIS8:55 amLisbon Humberto Delgado
Jan 6
LIS11:20 amLisbon Humberto Delgado
40h 24m
2 stops
IAH9:44 pmHouston George Bush Intcntl
$1,471
Find similar

Delta flights from Houston to Lisbon

Our best Delta deals on Houston to Lisbon flight tickets
Delta
Mar 10
IAH11:39 amHouston George Bush Intcntl
18h 41m
2 stops
LIS11:20 amLisbon Humberto Delgado
Mar 17
LIS11:25 amLisbon Humberto Delgado
32h 05m
1 stop
IAH2:30 pmHouston George Bush Intcntl
$539
Find similar
Delta
Mar 9
IAH11:02 amHouston George Bush Intcntl
16h 58m
2 stops
LIS9:00 amLisbon Humberto Delgado
Mar 16
LIS11:25 amLisbon Humberto Delgado
32h 05m
1 stop
IAH2:30 pmHouston George Bush Intcntl
$540
Find similar
Delta
Mar 12
IAH4:30 pmHouston George Bush Intcntl
13h 05m
1 stop
LIS10:35 amLisbon Humberto Delgado
Mar 16
LIS11:25 amLisbon Humberto Delgado
32h 05m
1 stop
IAH2:30 pmHouston George Bush Intcntl
$541
Find similar

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 December 10, 2025.
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

HoustonLisbon

IAH - LIS

IAHLIS

Houston George Bush Intcntl

Wed 2/4

1:11 pm-8:10 am

1 stop12h 59m

Lisbon Humberto Delgado

Wed 2/11

8:20 am-6:15 pm

1 stop15h 55m

$491

HoustonLisbon

IAH - LIS

IAHLIS

Houston George Bush Intcntl

Mon 1/12

12:09 pm-8:10 am

1 stop14h 01m

Lisbon Humberto Delgado

Tue 1/20

8:20 am-6:15 pm

1 stop15h 55m

$492

HoustonLisbon

IAH - LIS

IAHLIS

Houston George Bush Intcntl

Wed 1/21

12:29 pm-8:10 am

1 stop13h 41m

Lisbon Humberto Delgado

Wed 1/28

8:00 pm-8:31 pm

2 stops30h 31m

$499

HoustonLisbon

IAH - LIS

IAHLIS

Houston George Bush Intcntl

Thu 1/15

12:10 pm-9:20 am

1 stop15h 10m

Lisbon Humberto Delgado

Wed 1/28

6:10 am-9:44 pm

2 stops21h 34m

$512

HoustonLisbon

IAH - LIS

IAHLIS

Houston George Bush Intcntl

Thu 1/15

12:10 pm-9:20 am

1 stop15h 10m

Lisbon Humberto Delgado

Wed 1/28

6:45 pm-9:39 pm

2 stops32h 54m

$513

HoustonLisbon

IAH - LIS

IAHLIS

Houston George Bush Intcntl

Thu 1/29

1:35 pm-8:10 am

1 stop12h 35m

Lisbon Humberto Delgado

Tue 2/3

5:00 am-6:15 pm

1 stop19h 15m

$527

HoustonLisbon

HOU - LIS

HOULIS

Houston Hobby

Wed 3/11

5:27 pm-5:30 pm

2 stops19h 03m

Lisbon Humberto Delgado

Mon 3/16

5:00 am-10:28 pm

2 stops22h 28m

$549

HoustonLisbon

HOU - LIS

HOULIS

Houston Hobby

Wed 2/4

5:04 pm-5:30 pm

2 stops18h 26m

Lisbon Humberto Delgado

Mon 2/9

5:30 am-10:33 pm

2 stops23h 03m

$555

HoustonLisbon

HOU - LIS

HOULIS

Houston Hobby

Wed 2/4

6:36 pm-12:10 pm

2 stops35h 34m

Lisbon Humberto Delgado

Wed 2/11

7:05 am-10:46 pm

2 stops21h 41m

$556

HoustonLisbon

HOU - LIS

HOULIS

Houston Hobby

Mon 1/12

6:36 pm-6:55 pm

2 stops18h 19m

Lisbon Humberto Delgado

Tue 1/20

7:05 am-10:46 pm

2 stops21h 41m

$656

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 cheapest month to fly to Lisbon?

In general, February 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 $617. If you are unable to visit Lisbon during the month of February, then departing from Houston during the month March is also very affordable. Most momondo users find prices during this month for around $670.

What is the cheapest day to depart on your flight to Lisbon?

Our data shows that Sunday is the least expensive day to fly to Lisbon. Tickets to fly out on this day can be as low as $825. When flying out on a Wednesday, the most expensive travel day of the week, you can expect to see flight prices from Houston to Lisbon for around $1,199.

What is the cheapest time of day to depart on your flight to Lisbon?

The cheapest time of day to fly to Lisbon is in the evening when flights can be purchased for as low as $913. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $1,116 on average. Flights to Lisbon from Houston at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.

How far in advance should I book a flight 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 $853 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 $720 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

12h 59m

Direct flights

None
The fastest flight from Houston to Lisbon takes 12h 59m
There are no direct flights from Houston to Lisbon. There are no popular flight routes from Houston to Lisbon.
Search flight deals

  • How far is Houston to Lisbon Humberto Delgado by plane?

    A flight from Houston to Lisbon Humberto Delgado will travel around 4778.5 mi. 12h 59m 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
American AirlinesPriceFrom $517Free CancellationRating
7.2
11,048 reviews
Search American Airlines flights
Air FrancePriceFrom $549Free CancellationRating
7.4
1,502 reviews
Search Air France flights
Air CanadaPriceFrom $563Free CancellationRating
7.1
10,514 reviews
Search Air Canada flights
United AirlinesPriceFrom $571Free CancellationRating
7.4
9,093 reviews
Search United Airlines flights
DeltaPriceFrom $593Free CancellationRating
7.9
8,007 reviews
Search Delta flights
British AirwaysPriceFrom $599Free CancellationRating
6.7
7,573 reviews
Search British Airways flights
Turkish AirlinesPriceFrom $621Free CancellationRating
7.3
4,088 reviews
Search Turkish Airlines flights
LufthansaPriceFrom $646Free CancellationRating
6.8
7,624 reviews
Search Lufthansa flights
KLMPriceFrom $656Free CancellationRating
7.7
1,432 reviews
Search KLM flights

Traveling to a place near Lisbon?

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

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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