Latest deals
Insights
FAQs
Reviews
Price Alerts

Cheap flights from Houston to Lisbon from $394

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 4/25. 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

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Houston to Lisbon

Cheap round-trip flights

Enter your travel dates to find the best prices.
Turkish Airlines Logo
2:30 pm - 3:35 pm
IAH
-
LIS
19h 05m
1 stop
Turkish Airlines Logo
10:55 am - 7:10 pm
LIS
-
IAH
38h 15m
1 stop
$633Turkish Airlines
Mon, Apr 27 - Wed, May 6
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
$636Turkish Airlines
Sun, Apr 26 - Tue, May 12
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
$661Turkish Airlines
Thu, Aug 6 - Thu, Sep 10
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
$663Turkish Airlines
Tue, Sep 22 - Tue, Sep 29
Iberia Logo
4:18 pm - 8:05 pm
HOU
-
LIS
21h 47m
2 stops
Iberia Logo
12:30 pm - 11:54 pm
LIS
-
HOU
17h 24m
2 stops
$787Iberia
Sun, May 3 - Sun, May 10
Delta Logo
1:31 pm - 10:45 am
HOU
-
LIS
15h 14m
2 stops
Delta Logo
5:00 am - 10:26 pm
LIS
-
HOU
23h 26m
2 stops
$789Delta
Tue, Apr 28 - Fri, May 8
Delta Logo
10:53 am - 10:45 am
HOU
-
LIS
17h 52m
2 stops
Delta Logo
11:55 am - 11:07 pm
LIS
-
HOU
17h 12m
2 stops
$790Delta
Tue, Apr 28 - Tue, May 5
Multiple Airlines Logo
4:18 pm - 3:45 pm
HOU
-
LIS
17h 27m
2 stops
Multiple Airlines Logo
6:35 am - 7:51 pm
LIS
-
HOU
19h 16m
2 stops
$792Multiple Airlines
Mon, Apr 27 - Wed, May 6
Multiple Airlines Logo
12:42 pm - 11:50 am
HOU
-
LIS
17h 08m
2 stops
Multiple Airlines Logo
6:35 am - 7:51 pm
LIS
-
HOU
19h 16m
2 stops
$809Multiple Airlines
Mon, Apr 20 - Tue, May 5
Virgin Atlantic Logo
10:53 am - 10:45 am
HOU
-
LIS
17h 52m
2 stops
Virgin Atlantic Logo
10:00 am - 10:26 pm
LIS
-
HOU
18h 26m
2 stops
$835Virgin Atlantic
Tue, May 5 - Tue, May 12

Delta flights from Houston to Lisbon

Our best Delta deals on Houston to Lisbon flight tickets
Delta
Apr 14
IAH3:50 pmHouston George Bush Intcntl
35h 00m
1 stop
LIS8:50 amLisbon Humberto Delgado
May 7
LIS5:00 amLisbon Humberto Delgado
14h 20m
1 stop
IAH1:20 pmHouston George Bush Intcntl
$776
Delta
Apr 15
IAH3:25 pmHouston George Bush Intcntl
17h 10m
1 stop
LIS2:35 pmLisbon Humberto Delgado
May 6
LIS11:55 amLisbon Humberto Delgado
31h 25m
1 stop
IAH1:20 pmHouston George Bush Intcntl
$779
Delta
Apr 19
IAH7:05 amHouston George Bush Intcntl
21h 40m
2 stops
LIS10:45 amLisbon Humberto Delgado
May 8
LIS5:00 amLisbon Humberto Delgado
14h 20m
1 stop
IAH1:20 pmHouston George Bush Intcntl
$780

Iberia flights from Houston to Lisbon

Our best Iberia deals on Houston to Lisbon flight tickets
Iberia
May 3
IAH6:09 pmHouston George Bush Intcntl
19h 56m
2 stops
LIS8:05 pmLisbon Humberto Delgado
May 10
LIS12:30 pmLisbon Humberto Delgado
17h 29m
2 stops
IAH11:59 pmHouston George Bush Intcntl
$777
Iberia
May 3
HOU4:18 pmHouston Hobby
21h 47m
2 stops
LIS8:05 pmLisbon Humberto Delgado
May 10
LIS12:30 pmLisbon Humberto Delgado
17h 24m
2 stops
HOU11:54 pmHouston Hobby
$787
Iberia
Apr 17
IAH4:59 pmHouston George Bush Intcntl
41h 06m
2 stops
LIS4:05 pmLisbon Humberto Delgado
May 8
LIS6:35 amLisbon Humberto Delgado
20h 54m
2 stops
IAH9:29 pmHouston George Bush Intcntl
$852

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 7, 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

Mon 4/27

2:30 pm-3:35 pm

1 stop19h 05m

Lisbon Humberto Delgado

Wed 5/6

10:55 am-7:10 pm

1 stop38h 15m

$633

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

5:55 am-7:10 pm

1 stop19h 15m

$636

HoustonLisbon

IAH - LIS

IAHLIS

Houston George Bush Intcntl

Thu 8/6

9:05 pm-3:35 pm

1 stop36h 30m

Lisbon Humberto Delgado

Thu 9/10

5:55 am-7:10 pm

1 stop19h 15m

$661

HoustonLisbon

IAH - LIS

IAHLIS

Houston George Bush Intcntl

Tue 9/22

9:05 pm-3:35 pm

1 stop36h 30m

Lisbon Humberto Delgado

Tue 9/29

5:55 am-7:10 pm

1 stop19h 15m

$663

HoustonLisbon

HOU - LIS

HOULIS

Houston Hobby

Sun 5/3

4:18 pm-8:05 pm

2 stops21h 47m

Lisbon Humberto Delgado

Sun 5/10

12:30 pm-11:54 pm

2 stops17h 24m

$787

HoustonLisbon

HOU - LIS

HOULIS

Houston Hobby

Tue 4/28

1:31 pm-10:45 am

2 stops15h 14m

Lisbon Humberto Delgado

Fri 5/8

5:00 am-10:26 pm

2 stops23h 26m

$789
Quickest round-trip

HoustonLisbon

HOU - LIS

HOULIS

Houston Hobby

Tue 4/28

10:53 am-10:45 am

2 stops17h 52m

Lisbon Humberto Delgado

Tue 5/5

11:55 am-11:07 pm

2 stops17h 12m

$790

HoustonLisbon

HOU - LIS

HOULIS

Houston Hobby

Mon 4/27

4:18 pm-3:45 pm

2 stops17h 27m

Lisbon Humberto Delgado

Wed 5/6

6:35 am-7:51 pm

2 stops19h 16m

$792

HoustonLisbon

HOU - LIS

HOULIS

Houston Hobby

Mon 4/20

12:42 pm-11:50 am

2 stops17h 08m

Lisbon Humberto Delgado

Tue 5/5

6:35 am-7:51 pm

2 stops19h 16m

$809

HoustonLisbon

HOU - LIS

HOULIS

Houston Hobby

Tue 5/5

10:53 am-10:45 am

2 stops17h 52m

Lisbon Humberto Delgado

Tue 5/12

10:00 am-10:26 pm

2 stops18h 26m

$835

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 $636. 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 $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 $466 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

15h 05m

Direct flights

None
The fastest flight from Houston to Lisbon takes 15h 05m
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. 15h 05m 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
8,388 reviews
Search Delta flights
Air FrancePriceFrom $540Free CancellationRating
7.4
1,563 reviews
Search Air France flights
KLMPriceFrom $541Free CancellationRating
7.7
1,491 reviews
Search KLM flights
British AirwaysPriceFrom $561Free CancellationRating
6.7
7,857 reviews
Search British Airways flights
United AirlinesPriceFrom $581Free CancellationRating
7.4
9,546 reviews
Search United Airlines flights
Turkish AirlinesPriceFrom $621Free CancellationRating
7.3
4,300 reviews
Search Turkish Airlines flights
Air CanadaPriceFrom $646Free CancellationRating
7.1
10,897 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
Torres Vedras
Sines

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.

An easier way to manage your Lisbon trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Thu 5/7
Thu 5/14
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Portugal