Are direct flights from Houston to Lisbon always the best option?

Direct flights offer convenience by reducing travel time and avoiding layovers, but they are not always the cheapest option. Flights with one or more stops can often be more economical. Consider your budget and time constraints when making your choice.

Can flexible travel dates help on Houston to Lisbon flights?

Yes, being flexible with your travel dates can significantly impact flight prices. Flying on weekdays or during off-peak seasons often results in lower fares compared to weekends or popular holiday periods. Adjusting your departure or return by a few days may yield savings.

What extra costs should I check before booking Houston to Lisbon flights?

Before booking, always check for potential extra costs such as baggage fees, seat selection charges, and in-flight services. Some airlines may also charge for printing boarding passes at the airport. Factor these into your total travel budget to avoid surprises.

Flights From Houston

To Lisbon

Cheap Flights from Houston to Lisbon

Browse current best options from Houston. Become a member to unlock all deals and get alerts when new deals appear.

Deals from

Houston

RatePunk searches hundreds of travel sites at once for deals on flights to Lisbon

Prices updated 2 days ago

405 airlines compared

80%+ AI score for best value

Fares are subject to change and may not be available for all dates. (Data last updated Jul 26, 2026.)

Today’s best flight deals from Houston to Lisbon

Explore current cheapest deals departing from Houston to Lisbon

2026-10-15 – 2026-10-22
HOU - Lisbon
89% AI deal score
$938
$671
Round trip
2026-10-12 – 2026-10-21
HOU - Lisbon
87% AI deal score
$913
$692
Round trip
2026-11-18 – 2026-11-25
HOU - Lisbon
80% AI deal score
$752
$699
Round trip
2026-10-17 – 2026-10-24
HOU - Lisbon
87% AI deal score
$939
$710
Round trip
2026-11-04 – 2026-11-10
HOU - Lisbon
79% AI deal score
$738
$710
Round trip
2026-11-11 – 2026-11-18
HOU - Lisbon
80% AI deal score
$749
$714
Round trip
2026-10-18 – 2026-10-25
HOU - Lisbon
87% AI deal score
$940
$715
Round trip
2026-11-10 – 2026-11-17
HOU - Lisbon
78% AI deal score
$748
$716
Round trip
2026-11-17 – 2026-11-24
HOU - Lisbon
78% AI deal score
$752
$716
Round trip
2026-10-21 – 2026-10-26
HOU - Lisbon
87% AI deal score
$963
$717
Round trip

Houston to Lisbon: Overview

Insights for flights from Houston to Lisbon

Flights from Houston to Lisbon cover a substantial distance of 7677 km, classifying this as a long-haul route. This significant travel distance means you should expect a longer journey, often involving connections, to reach your destination.

When looking for cheap flights from Houston to Lisbon, fares typically range from $794 to $1226, with a median price of $1029. Right now, current fares are above the typical level for this route. Only 3% of recent fares were classified as a good price, indicating that finding exceptionally low prices can be challenging. New deals appear almost daily, so setting up a price alert could be beneficial.

If you are wondering when is the cheapest time to fly from Houston to Lisbon, the data indicates that January is typically the most affordable month, with a median fare of $617. November also offers competitive prices, with a median of $765, followed by July at a median of $923.

For this route, most itineraries connect at least once, as 0% of recent fares were non-stop. When connections are involved, the typical number of stopovers is 2. Consequently, a typical journey from Houston to Lisbon takes approximately 33h 40m, including all connections.

How much is a round trip from Houston to Lisbon

Regular price: $768 - $1,386

Prices for flights from Houston to Lisbon are currently below the regular range.

Regular prices for flights from Houston to Lisbon typically range from $768 to $1386. The current lowest deal is $623 with Frontier Airlines for travel from Oct 21-Oct 28.

now $623

Low $768

High $1,386

The cheapest time to fly from Houston to Lisbon

Flights from Houston to Lisbon are cheapest in January, with a median price of $617. The most expensive month to fly is June, with a median price of $1198. Prices are generally lower from January to November.

January

Cheapest

Flights from $617

June

Most Expensive

Flights from $1,198

Jan

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Direct flights from Houston to Lisbon

Air Canada

United Airlines

Frontier Airlines

Turkish Airlines

Last-minute flights going from Houston to Lisbon

Wed, Aug 19

⌛ Last-Minute

IAH - Lisbon

Houston (IAH) - Lisbon (LIS)

Turkish Airlines

$919

$817

One-way

Wed, Aug 19

⌛ Last-Minute

IAH - Lisbon

Houston (IAH) - Lisbon (LIS)

Turkish Airlines

$893

$822

One-way

Thu, Aug 20

⌛ Last-Minute

IAH - Lisbon

Houston (IAH) - Lisbon (LIS)

Turkish Airlines

$910

$817

One-way

Tue, Sep 1

⌛ Last-Minute

IAH - Lisbon

Houston (IAH) - Lisbon (LIS)

Turkish Airlines

$894

$820

One-way

Sat, Sep 5

⌛ Last-Minute

IAH - Lisbon

Houston (IAH) - Lisbon (LIS)

Frontier Airlines

$932

$797

One-way

Wed, Sep 9

⌛ Last-Minute

IAH - Lisbon

Houston (IAH) - Lisbon (LIS)

Frontier Airlines

$891

$761

One-way

Biggest price drops on these dates for flights from Houston to Lisbon

7 nights

Oct 21 - Oct 28

$938 → $623

34%

7 nights

Oct 20 - Oct 27

$932 → $671

28%

9 nights

Oct 12 - Oct 21

$898 → $688

23%

4 nights

Oct 21 - Oct 25

$967 → $759

21%

Popular Airports to fly from Houston to Lisbon

Houston - Lisbon route insights

💸 Price insights

Recent fares are above the typical level

Recent fares for Houston to Lisbon are above the typical level, with 3% good prices historically.

📅 Best time to fly

January is historically cheapest at $617

Historically, January is the cheapest month to fly from Houston to Lisbon, with a median price of $617.

⏱️ Flight duration

Connecting flights average 33h 40m

Flights from Houston to Lisbon typically involve connections, with a median total travel time of 33h 40m.

✈️ Airlines & availability

Connecting flights are dominant

Direct flights are not common; connecting flights are dominant for this route.

🏆 Airline highlight

Frontier Airlines offers a recent deal at $623

A recent deal from Frontier Airlines to Lisbon was found for $623 for October 21-October 28.

🎯 Booking tip

Deals appear frequently

Deals for flights from Houston to Lisbon appear frequently, offering more opportunities to save.

Houston main airports to depart from

George Bush Intercontinental (IAH)

Cheapest

George Bush Intercontinental Airport offers flights to Lisbon, potentially with competitive pricing.

📍 ~25 km from Houston city center (reachable by car)

💸 Flights from ~$739

Lisbon main airports to arrive at

Lisbon Portela (LIS)

Cheapest

Lisbon Portela Airport is a convenient arrival point for flights from Houston to Lisbon.

📍 ~7 km from city center (reachable by car)

💸 Flights from ~$739

Airports nearby Lisbon used as alternative

Porto (OPO)

Porto offers a robust international network and reliable transport links, comparable to Lisbon.

📍 ~275 km from Lisbon (reachable by train or car, ~3 hours travel time)

💸 Flights from ~$729

Business & First Class Flight Deals to Lisbon

91% AI deal score

$2,974

$2,257

Save $717

Frequently Asked Questions About Flights to Lisbon

To find cheaper flights, consider being flexible with your travel dates and times. Comparing prices across different airlines and booking sites can also help you discover better deals. Looking into flights with layovers may sometimes offer lower fares.

Booking in advance, often several months before your intended departure, can sometimes result in lower prices. However, prices can fluctuate, so monitoring fares over time may help you identify a good booking window. Weekday bookings might also offer different pricing.

Comparing nearby airports can sometimes uncover more affordable flight options or different schedules. While it may add to your ground travel, the potential savings on airfare can make it a worthwhile consideration. Always factor in the total cost and convenience.

Houston to Lisbon: Overview

Insights for flights from Houston to Lisbon

How much is a round trip from Houston to Lisbon

Regular price: $768 - $1,386

Prices for flights from Houston to Lisbon are currently below the regular range.

Regular prices for flights from Houston to Lisbon typically range from $768 to $1386. The current lowest deal is $623 with Frontier Airlines for travel from Oct 21-Oct 28.

now $623

Low $768

High $1,386

The cheapest time to fly from Houston to Lisbon

January

Cheapest

Flights from $617

June

Most Expensive

Flights from $1,198

Jan

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec