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Cheap flights from Houston to Lisbon from $295

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 3/28. 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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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
3:50 pm - 5:50 pm
IAH
-
LIS
20h 00m
1 stop
Multiple Airlines Logo
5:00 am - 1:15 pm
LIS
-
IAH
14h 15m
1 stop
$552Multiple Airlines
Thu, Apr 9 - Wed, Apr 22
Multiple Airlines Logo
3:50 pm - 5:50 pm
IAH
-
LIS
20h 00m
1 stop
Multiple Airlines Logo
9:20 am - 1:15 pm
LIS
-
IAH
33h 55m
1 stop
$555Multiple Airlines
Tue, Apr 7 - Tue, Apr 14
Multiple Airlines Logo
3:50 pm - 2:55 pm
IAH
-
LIS
17h 05m
1 stop
Multiple Airlines Logo
10:25 am - 1:15 pm
LIS
-
IAH
32h 50m
1 stop
$556Multiple Airlines
Tue, Apr 14 - Thu, Apr 23
Multiple Airlines Logo
3:50 pm - 10:25 pm
IAH
-
LIS
24h 35m
1 stop
Multiple Airlines Logo
5:00 am - 1:15 pm
LIS
-
IAH
14h 15m
1 stop
$557Multiple Airlines
Fri, Apr 24 - Fri, May 1
KLM Logo
3:20 pm - 10:50 pm
IAH
-
LIS
25h 30m
1 stop
KLM Logo
3:35 pm - 1:15 pm
LIS
-
IAH
27h 40m
1 stop
$561KLM
Thu, Apr 16 - Thu, Apr 23
Delta Logo
3:50 pm - 2:55 pm
IAH
-
LIS
17h 05m
1 stop
Delta Logo
5:35 am - 1:35 pm
LIS
-
IAH
14h 00m
1 stop
$563Delta
Mon, Apr 13 - Mon, Apr 27
Air France Logo
3:50 pm - 10:25 pm
IAH
-
LIS
24h 35m
1 stop
Air France Logo
5:35 am - 1:35 pm
LIS
-
IAH
14h 00m
1 stop
$565Air France
Fri, Apr 17 - Sun, Apr 26
Delta Logo
3:50 pm - 5:50 pm
IAH
-
LIS
20h 00m
1 stop
Delta Logo
5:00 am - 5:42 pm
LIS
-
IAH
18h 42m
2 stops
$566Delta
Thu, Apr 9 - Wed, Apr 22
British Airways Logo
4:18 pm - 6:05 pm
HOU
-
LIS
19h 47m
2 stops
British Airways Logo
4:25 pm - 11:47 pm
LIS
-
HOU
37h 22m
2 stops
$626British Airways
Sat, May 2 - Sat, May 9
British Airways Logo
8:21 pm - 11:10 pm
HOU
-
LIS
20h 49m
2 stops
British Airways Logo
6:55 pm - 7:51 pm
LIS
-
HOU
30h 56m
2 stops
$674British Airways
Fri, Apr 24 - Fri, May 1

Iberia flights from Houston to Lisbon

Our best Iberia deals on Houston to Lisbon flight tickets
Iberia
Apr 7
IAH6:09 pmHouston George Bush Intcntl
23h 16m
2 stops
LIS11:25 pmLisbon Humberto Delgado
Apr 14
LIS8:25 amLisbon Humberto Delgado
21h 23m
2 stops
IAH11:48 pmHouston George Bush Intcntl
$567
Iberia
Apr 14
IAH9:50 amHouston George Bush Intcntl
26h 35m
2 stops
LIS6:25 pmLisbon Humberto Delgado
Apr 22
LIS6:35 amLisbon Humberto Delgado
23h 14m
2 stops
IAH11:49 pmHouston George Bush Intcntl
$578
Iberia
Apr 24
IAH6:09 pmHouston George Bush Intcntl
23h 16m
2 stops
LIS11:25 pmLisbon Humberto Delgado
May 1
LIS8:45 pmLisbon Humberto Delgado
30h 44m
2 stops
IAH9:29 pmHouston George Bush Intcntl
$589

British Airways flights from Houston to Lisbon

Our best British Airways deals on Houston to Lisbon flight tickets
British Airways
May 1
IAH3:30 pmHouston George Bush Intcntl
25h 40m
1 stop
LIS11:10 pmLisbon Humberto Delgado
May 5
LIS4:30 pmLisbon Humberto Delgado
26h 55m
1 stop
IAH1:25 pmHouston George Bush Intcntl
$574
British Airways
Apr 23
IAH9:05 pmHouston George Bush Intcntl
20h 00m
1 stop
LIS11:05 pmLisbon Humberto Delgado
May 3
LIS6:50 pmLisbon Humberto Delgado
24h 35m
1 stop
IAH1:25 pmHouston George Bush Intcntl
$575
British Airways
Apr 15
IAH9:05 pmHouston George Bush Intcntl
14h 50m
1 stop
LIS5:55 pmLisbon Humberto Delgado
Apr 26
LIS6:50 pmLisbon Humberto Delgado
30h 25m
1 stop
IAH7:15 pmHouston George Bush Intcntl
$580

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 March 5, 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

HoustonLisbon

IAH - LIS

IAHLIS

Houston George Bush Intcntl

Thu 4/9

3:50 pm-5:50 pm

1 stop20h 00m

Lisbon Humberto Delgado

Wed 4/22

5:00 am-1:15 pm

1 stop14h 15m

$552

HoustonLisbon

IAH - LIS

IAHLIS

Houston George Bush Intcntl

Tue 4/7

3:50 pm-5:50 pm

1 stop20h 00m

Lisbon Humberto Delgado

Tue 4/14

9:20 am-1:15 pm

1 stop33h 55m

$555

HoustonLisbon

IAH - LIS

IAHLIS

Houston George Bush Intcntl

Tue 4/14

3:50 pm-2:55 pm

1 stop17h 05m

Lisbon Humberto Delgado

Thu 4/23

10:25 am-1:15 pm

1 stop32h 50m

$556

HoustonLisbon

IAH - LIS

IAHLIS

Houston George Bush Intcntl

Fri 4/24

3:50 pm-10:25 pm

1 stop24h 35m

Lisbon Humberto Delgado

Fri 5/1

5:00 am-1:15 pm

1 stop14h 15m

$557

HoustonLisbon

IAH - LIS

IAHLIS

Houston George Bush Intcntl

Thu 4/16

3:20 pm-10:50 pm

1 stop25h 30m

Lisbon Humberto Delgado

Thu 4/23

3:35 pm-1:15 pm

1 stop27h 40m

$561

HoustonLisbon

IAH - LIS

IAHLIS

Houston George Bush Intcntl

Mon 4/13

3:50 pm-2:55 pm

1 stop17h 05m

Lisbon Humberto Delgado

Mon 4/27

5:35 am-1:35 pm

1 stop14h 00m

$563

HoustonLisbon

IAH - LIS

IAHLIS

Houston George Bush Intcntl

Fri 4/17

3:50 pm-10:25 pm

1 stop24h 35m

Lisbon Humberto Delgado

Sun 4/26

5:35 am-1:35 pm

1 stop14h 00m

$565

HoustonLisbon

IAH - LIS

IAHLIS

Houston George Bush Intcntl

Thu 4/9

3:50 pm-5:50 pm

1 stop20h 00m

Lisbon Humberto Delgado

Wed 4/22

5:00 am-5:42 pm

2 stops18h 42m

$566

HoustonLisbon

HOU - LIS

HOULIS

Houston Hobby

Sat 5/2

4:18 pm-6:05 pm

2 stops19h 47m

Lisbon Humberto Delgado

Sat 5/9

4:25 pm-11:47 pm

2 stops37h 22m

$626

HoustonLisbon

HOU - LIS

HOULIS

Houston Hobby

Fri 4/24

8:21 pm-11:10 pm

2 stops20h 49m

Lisbon Humberto Delgado

Fri 5/1

6:55 pm-7:51 pm

2 stops30h 56m

$674

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, 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 $680. If you are unable to visit Lisbon during the month of January, then departing from Houston during the month March is also very affordable. Most momondo users find prices during this month for around $688.

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 $873 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 $604 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 20m

Direct flights

None
The fastest flight from Houston to Lisbon takes 13h 20m
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. 13h 20m 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
DeltaPriceFrom $466Free CancellationRating
7.9
8,249 reviews
Search Delta flights
Air FrancePriceFrom $540Free CancellationRating
7.4
1,542 reviews
Search Air France flights
British AirwaysPriceFrom $559Free CancellationRating
6.7
7,775 reviews
Search British Airways flights
United AirlinesPriceFrom $583Free CancellationRating
7.4
9,388 reviews
Search United Airlines flights
KLMPriceFrom $586Free CancellationRating
7.7
1,465 reviews
Search KLM flights
Turkish AirlinesPriceFrom $621Free CancellationRating
7.3
4,243 reviews
Search Turkish Airlines flights
Air CanadaPriceFrom $646Free CancellationRating
7.1
10,776 reviews
Search Air Canada flights

Traveling to a place near Lisbon?

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

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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