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Cheap flights from Houston to Lisbon from $402

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 5/29. 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.
Turkish Airlines Logo
9:05 pm - 3:35 pm
IAH
-
LIS
36h 30m
1 stop
Turkish Airlines Logo
5:05 pm - 12:45 pm
LIS
-
IAH
25h 40m
1 stop
$661Turkish Airlines
Thu, Sep 17 - Thu, Sep 24
Turkish Airlines Logo
9:05 pm - 11:45 pm
IAH
-
LIS
20h 40m
1 stop
Turkish Airlines Logo
5:55 am - 7:10 pm
LIS
-
IAH
19h 15m
1 stop
$663Turkish Airlines
Wed, Aug 26 - Fri, Sep 4
Turkish Airlines Logo
9:05 pm - 11:45 pm
IAH
-
LIS
20h 40m
1 stop
Turkish Airlines Logo
5:55 am - 7:10 pm
LIS
-
IAH
19h 15m
1 stop
$672Turkish Airlines
Wed, Aug 26 - Fri, Sep 4
Turkish Airlines Logo
9:05 pm - 3:35 pm
IAH
-
LIS
36h 30m
1 stop
Turkish Airlines Logo
5:55 am - 7:10 pm
LIS
-
IAH
19h 15m
1 stop
$692Turkish Airlines
Tue, Sep 8 - Fri, Sep 25
Turkish Airlines Logo
9:05 pm - 3:35 pm
IAH
-
LIS
36h 30m
1 stop
Turkish Airlines Logo
10:55 am - 7:10 pm
LIS
-
IAH
38h 15m
1 stop
$699Turkish Airlines
Sun, Apr 26 - Tue, May 12
Turkish Airlines Logo
9:05 pm - 11:20 pm
IAH
-
LIS
20h 15m
1 stop
Turkish Airlines Logo
5:55 am - 7:10 pm
LIS
-
IAH
19h 15m
1 stop
$700Turkish Airlines
Tue, Sep 1 - Mon, Sep 7
Turkish Airlines Logo
9:05 pm - 3:35 pm
IAH
-
LIS
36h 30m
1 stop
Turkish Airlines Logo
10:50 am - 7:10 pm
LIS
-
IAH
38h 20m
1 stop
$707Turkish Airlines
Thu, Sep 17 - Thu, Sep 24
Turkish Airlines Logo
9:05 pm - 3:35 pm
IAH
-
LIS
36h 30m
1 stop
Turkish Airlines Logo
10:55 am - 7:10 pm
LIS
-
IAH
38h 15m
1 stop
$709Turkish Airlines
Thu, Sep 17 - Wed, Sep 30
Delta Logo
6:00 am - 8:50 am
HOU
-
LIS
20h 50m
2 stops
Delta Logo
5:00 am - 10:26 pm
LIS
-
HOU
23h 26m
2 stops
$769Delta
Mon, Apr 27 - Sun, May 10
Delta Logo
5:23 pm - 6:45 pm
HOU
-
LIS
19h 22m
2 stops
Delta Logo
5:00 am - 10:26 pm
LIS
-
HOU
23h 26m
2 stops
$774Delta
Sun, Apr 26 - Sat, May 9

Turkish Airlines flights from Houston to Lisbon

Our best Turkish Airlines deals on Houston to Lisbon flight tickets
Turkish Airlines
Sep 17
IAH9:05 pmHouston George Bush Intcntl
36h 30m
1 stop
LIS3:35 pmLisbon Humberto Delgado
Sep 24
LIS5:05 pmLisbon Humberto Delgado
25h 40m
1 stop
IAH12:45 pmHouston George Bush Intcntl
$661
Turkish Airlines
Aug 26
IAH9:05 pmHouston George Bush Intcntl
20h 40m
1 stop
LIS11:45 pmLisbon Humberto Delgado
Sep 4
LIS5:55 amLisbon Humberto Delgado
19h 15m
1 stop
IAH7:10 pmHouston George Bush Intcntl
$663
Turkish Airlines
Aug 26
IAH9:05 pmHouston George Bush Intcntl
20h 40m
1 stop
LIS11:45 pmLisbon Humberto Delgado
Sep 4
LIS5:55 amLisbon Humberto Delgado
19h 15m
1 stop
IAH7:10 pmHouston George Bush Intcntl
$672

KLM flights from Houston to Lisbon

Our best KLM deals on Houston to Lisbon flight tickets
KLM
Apr 15
IAH3:25 pmHouston George Bush Intcntl
17h 10m
1 stop
LIS2:35 pmLisbon Humberto Delgado
Apr 28
LIS3:35 pmLisbon Humberto Delgado
27h 45m
1 stop
IAH1:20 pmHouston George Bush Intcntl
$779
KLM
Apr 16
IAH3:25 pmHouston George Bush Intcntl
25h 25m
1 stop
LIS10:50 pmLisbon Humberto Delgado
May 8
LIS5:00 amLisbon Humberto Delgado
14h 20m
1 stop
IAH1:20 pmHouston George Bush Intcntl
$869

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 April 3, 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

Thu 9/17

9:05 pm-3:35 pm

1 stop36h 30m

Lisbon Humberto Delgado

Thu 9/24

5:05 pm-12:45 pm

1 stop25h 40m

$661

HoustonLisbon

IAH - LIS

IAHLIS

Houston George Bush Intcntl

Wed 8/26

9:05 pm-11:45 pm

1 stop20h 40m

Lisbon Humberto Delgado

Fri 9/4

5:55 am-7:10 pm

1 stop19h 15m

$663

HoustonLisbon

IAH - LIS

IAHLIS

Houston George Bush Intcntl

Wed 8/26

9:05 pm-11:45 pm

1 stop20h 40m

Lisbon Humberto Delgado

Fri 9/4

5:55 am-7:10 pm

1 stop19h 15m

$672

HoustonLisbon

IAH - LIS

IAHLIS

Houston George Bush Intcntl

Tue 9/8

9:05 pm-3:35 pm

1 stop36h 30m

Lisbon Humberto Delgado

Fri 9/25

5:55 am-7:10 pm

1 stop19h 15m

$692

HoustonLisbon

IAH - LIS

IAHLIS

Houston George Bush Intcntl

Sun 4/26

9:05 pm-3:35 pm

1 stop36h 30m

Lisbon Humberto Delgado

Tue 5/12

10:55 am-7:10 pm

1 stop38h 15m

$699
Quickest round-trip

HoustonLisbon

IAH - LIS

IAHLIS

Houston George Bush Intcntl

Tue 9/1

9:05 pm-11:20 pm

1 stop20h 15m

Lisbon Humberto Delgado

Mon 9/7

5:55 am-7:10 pm

1 stop19h 15m

$700

HoustonLisbon

IAH - LIS

IAHLIS

Houston George Bush Intcntl

Thu 9/17

9:05 pm-3:35 pm

1 stop36h 30m

Lisbon Humberto Delgado

Thu 9/24

10:50 am-7:10 pm

1 stop38h 20m

$707

HoustonLisbon

IAH - LIS

IAHLIS

Houston George Bush Intcntl

Thu 9/17

9:05 pm-3:35 pm

1 stop36h 30m

Lisbon Humberto Delgado

Wed 9/30

10:55 am-7:10 pm

1 stop38h 15m

$709

HoustonLisbon

HOU - LIS

HOULIS

Houston Hobby

Mon 4/27

6:00 am-8:50 am

2 stops20h 50m

Lisbon Humberto Delgado

Sun 5/10

5:00 am-10:26 pm

2 stops23h 26m

$769

HoustonLisbon

HOU - LIS

HOULIS

Houston Hobby

Sun 4/26

5:23 pm-6:45 pm

2 stops19h 22m

Lisbon Humberto Delgado

Sat 5/9

5:00 am-10:26 pm

2 stops23h 26m

$774

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, April 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 $650. If you are unable to visit Lisbon during the month of April, then departing from Houston during the month January is also very affordable. Most momondo users find prices during this month for around $680.

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 $880 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 49m

Direct flights

None
The fastest flight from Houston to Lisbon takes 13h 49m
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. 13h 49m 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
8,374 reviews
Search Delta flights
Air FrancePriceFrom $540Free CancellationRating
7.4
1,562 reviews
Search Air France flights
KLMPriceFrom $541Free CancellationRating
7.7
1,485 reviews
Search KLM flights
British AirwaysPriceFrom $561Free CancellationRating
6.7
7,848 reviews
Search British Airways flights
United AirlinesPriceFrom $581Free CancellationRating
7.4
9,539 reviews
Search United Airlines flights
Turkish AirlinesPriceFrom $621Free CancellationRating
7.3
4,294 reviews
Search Turkish Airlines flights
Air CanadaPriceFrom $646Free CancellationRating
7.1
10,886 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
Fátima
Ericeira
Nazaré
Setúbal
Peniche
Estoril
Evora
Oeiras
Sesimbra
Leiria
Figueira da Foz
Zambujeira do Mar
Óbidos
Batalha
Tomar
Comporta
Almada
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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