HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Portugal

$555+ Cheap flights from Huntsville (HSV) to Portugal

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/11. Fares are subject to change and may not be available on all flights or dates of travel.
HSV — LIS
Nov 28 — Dec 51
Fri 11/28
Fri 12/5
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Huntsville to Portugal with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Huntsville to Portugal

Keep the following information in mind while searching for Huntsville to Portugal flight deals. Data was last updated October 29, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$555
(United Airlines)

Popular in

October

Cheapest in

January

Average price

$1,758
Provider with most accurate pricing for Huntsville-Lisbon Humberto Delgado flight deals.
Search Deals
Provider most trusted by Cheapflights users for Huntsville-Lisbon Humberto Delgado flights.
Search Deals
From Huntsville to Portugal
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($64 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease ($71 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

Find flight deals from Huntsville to Portugal

Cheapest flights from Huntsville to Portugal
Explore the most affordable flight options available from Huntsville to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 29, 2025.

This United Airlines deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/116:05 pmHSV - LIS
1 stop10h 10mUnited Airlines
Thu 12/1810:55 amLIS - HSV
2 stops18h 36mUnited Airlines
Deal found 10/27$555
This United deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/284:30 pmHSV - LIS
2 stops34h 40mMultiple Airlines
Wed 11/55:00 amLIS - HSV
2 stops18h 28mMultiple Airlines
Deal found 10/28$646
This United Airlines deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/311:15 pmHSV - LIS
2 stops13h 55mUnited Airlines
Sat 11/85:00 amLIS - HSV
2 stops24h 15mUnited Airlines
Deal found 10/27$746
This KLM deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/292:40 pmHSV - LIS
2 stops14h 40mMultiple Airlines
Sat 12/2011:15 amLIS - HSV
2 stops14h 52mMultiple Airlines
Deal found 10/28$771
This United Airlines deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/298:10 amHSV - LIS
2 stops33h 20mUnited Airlines
Sat 12/2011:20 amLIS - HSV
2 stops42h 11mUnited Airlines
Deal found 10/28$798
This Air Canada deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/116:30 amHSV - LIS
3 stops20h 50mMultiple Airlines
Thu 12/1810:55 amLIS - HSV
2 stops18h 36mMultiple Airlines
Deal found 10/27$898
This United Airlines deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/812:40 pmHSV - LIS
1 stop15h 35mUnited Airlines
Sat 11/1512:20 pmLIS - HSV
2 stops35h 08mUnited Airlines
Deal found 10/27$900
This Cheapflightsfares deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/2912:40 pmHSV - LIS
1 stop15h 35mLufthansa
Sat 12/2011:55 amLIS - HSV
1 stop17h 36mLufthansa
Deal found 10/28$987

Cheapflights Fare Finder

 
Customize your flight search to find flights from Huntsville to Portugal 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, Cheapflights users made 2,558,603 searches. Data last updated October 29, 2025.
Use the filters below to find and compare flights from Huntsville to Portugal that are best for you.

Fly from

Huntsville

Fly to

Portugal

Route

Depart

Return

Price

HuntsvilleLisbon

HSV - LIS

HSVLIS

Huntsville

Thu 12/11

6:05 pm-10:15 am

1 stop10h 10m

Lisbon Humberto Delgado

Thu 12/18

10:55 am-11:31 pm

2 stops18h 36m

$555

HuntsvilleLisbon

HSV - LIS

HSVLIS

Huntsville

Mon 3/30

1:32 pm-10:30 am

1 stop14h 58m

Lisbon Humberto Delgado

Thu 4/9

11:25 am-7:58 pm

2 stops38h 33m

$570

HuntsvilleLisbon

HSV - LIS

HSVLIS

Huntsville

Fri 3/27

8:00 am-8:00 am

2 stops19h 00m

Lisbon Humberto Delgado

Tue 3/31

11:40 am-1:54 pm

2 stops32h 14m

$749

HuntsvilleLisbon

HSV - LIS

HSVLIS

Huntsville

Sat 11/29

2:40 pm-11:20 am

2 stops14h 40m

Lisbon Humberto Delgado

Sat 12/20

11:15 am-8:07 pm

2 stops14h 52m

$771

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/27

Best time to book a flight from Huntsville to Portugal

Have a flexible travel schedule? Discover the best time to fly to Portugal from Huntsville with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Huntsville to Portugal

What is the cheapest month to book a flight from Huntsville to Portugal?

Currently, January is the cheapest month in which you can book a flight from Huntsville to Portugal (average of $521). Flying from Huntsville to Portugal in June is currently the most expensive (average of $968). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from HSV to PT?

Find hourly flight availability from Huntsville to Portugal. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 29, 2025.

It’s typically best to fly out from Huntsville to Portugal in the afternoon. Doing so could potentially save you 27% on the flight price compared to flying in the morning, which is usually more expensive.

Reviews of airlines servicing Portugal

Get insights into the airlines that provide service to Portugal. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Portugal. Reviews last updated October 29, 2025.
Get a feel of what it's like to fly with United Airlines from Huntsville to Portugal by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,999 reviews

Crew

8.1

Food

6.6

Boarding

7.7

Entertainment

7.1

Overall

7.4

Comfort

7.3

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
United Airlines
7.4
Good
8,999 reviews
United Airlines
7.4
Good
8,999 reviews

Crew

8.1

Food

6.6

Boarding

7.7

Entertainment

7.1

Overall

7.4

Comfort

7.3

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

Related info for your journey

Find useful and relevant information for your journey from Huntsville to Portugal. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Huntsville to Portugal?

    If you book a flight to Portugal from Huntsville, you will be flying from Huntsville, which is the city’s only airport. Huntsville (HSV) is located 12.4 mi from the center of Huntsville.

  • How long is the flight from Huntsville to Portugal?

    A quick flight from Huntsville to Portugal can take about 10h 10m. United Airlines provides one of the quickest options available for as low as $555. Airlines will cover a distance of 4173 mi.

  • Can I find deals for flights from Huntsville to Portugal that include hotel bookings?

    Yes. In addition to deals on Huntsville to Portugal flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Huntsville to Portugal?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Huntsville to Portugal.

  • Can I find deals for business class flights from Huntsville to Portugal?

    Yes. Cheapflights offers flight deals from Huntsville to Portugal by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Huntsville to Portugal?

    Currently, January is the cheapest month in which you can book a flight from Huntsville to Portugal (average of $521). Flying from Huntsville to Portugal in June is currently the most expensive (average of $968). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Huntsville to Portugal

See prices for flight routes from nearby airports that may be better suited for you.
Atlanta to Heathrow flights
Atlanta to Charles de Gaulle flights
Atlanta to Istanbul flights
Atlanta to Frankfurt flights
Atlanta to Leonardo da Vinci/Fiumicino flights
Atlanta to Madrid flights
Atlanta to Gatwick flights
Atlanta to Barcelona-El Prat flights
Atlanta to Dublin flights
Atlanta to London City flights
Atlanta to Amsterdam flights
Atlanta to Orly flights
Atlanta to Malpensa flights
Atlanta to Athens flights
Atlanta to Lisbon flights
Atlanta to Sabiha Gokcen flights
Atlanta to Zurich flights
Atlanta to Munich flights
Atlanta to Stansted flights
Atlanta to Berlin flights
Atlanta to Linate flights
Atlanta to Málaga flights
Atlanta to Edinburgh flights
Atlanta to Vicenza flights
Atlanta to Bruxelles-National flights
Atlanta to Vienna flights
Atlanta to Geneva flights
Atlanta to Keflavik Intl flights
Atlanta to Budapest flights
Atlanta to Prague flights
Atlanta to Copenhagen flights
Atlanta to Florence flights
Atlanta to Luton flights
Atlanta to Oslo Gardermoen flights
Atlanta to Porto flights
Atlanta to Manchester flights
Atlanta to Frederic Chopin flights
Birmingham to Charles de Gaulle flights
Atlanta to Otopeni Intl flights
Atlanta to Glasgow Intl flights
Birmingham to Orly flights
Pensacola to Heathrow flights
Atlanta to Arlanda flights
Atlanta to Helsinki flights
Birmingham to Heathrow flights
Atlanta to Bergamo flights
Montgomery to Frankfurt flights
Atlanta to Naples flights
Chattanooga to Charles de Gaulle flights
Atlanta to Ciampino flights

Top airline flying from Huntsville to Portugal

Discover the top airline that operate flights from Huntsville to Portugal. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated October 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$614Average$972FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.