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Lisbon

$383+ Cheap flights from Louisville (SDF) to Lisbon (LIS)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/18. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — LIS
Jan 8 — Jan 151
Thu 1/8
Thu 1/15
1 adult, Economy
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Cheap flight deals from Louisville to Lisbon

Cheapest flights from Louisville to Lisbon
Explore the most affordable flight options available from Louisville to Lisbon. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 9, 2025.

This Priceline deal was found by Cheapflights users on 12/8. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/86:21 pmSDF - LIS
2 stops15h 34mBritish Airways
Tue 12/97:40 pmLIS - SDF
2 stops32h 16mBritish Airways
Deal found 12/8$1,565
This United Airlines deal was found by Cheapflights users on 12/7. 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.
Wed 12/245:40 amSDF - LIS
2 stops22h 15mUnited Airlines
Fri 1/25:00 amLIS - SDF
2 stops34h 03mUnited Airlines
Deal found 12/7$1,786
This Delta deal was found by Cheapflights users on 12/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/241:52 pmSDF - LIS
2 stops20h 18mDelta
Fri 1/211:25 amLIS - SDF
2 stops17h 31mDelta
Deal found 12/9$2,311
This Ovago deal was found by Cheapflights users on 12/9. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/242:22 pmSDF - LIS
1 stop14h 53mLufthansa
Fri 1/211:55 amLIS - SDF
1 stop12h 16mLufthansa
Deal found 12/9$2,337
This Ovago deal was found by Cheapflights users on 12/9. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/242:22 pmSDF - LIS
1 stop14h 53mLufthansa
Sat 1/310:15 amLIS - SDF
1 stop18h 22mLufthansa
Deal found 12/9$2,384
This oojo deal was found by Cheapflights users on 12/9. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/243:44 pmSDF - LIS
2 stops18h 06mBritish Airways
Sat 1/37:00 amLIS - SDF
2 stops19h 54mBritish Airways
Deal found 12/9$2,499

Find flight deals from Louisville to Lisbon

Discover tips and strategies to find the most affordable flight options for your journey from Louisville (SDF) to Lisbon (LIS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated December 9, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$493
(Air Canada)

One-way from

$383
(oojo)

Popular in

May

Cheapest in

January

Average price

$673
Provider with most accurate pricing for Louisville Intl-Lisbon Humberto Delgado flight deals.
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Provider most trusted by Cheapflights users for Louisville Intl-Lisbon Humberto Delgado flights.
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From Louisville Intl to Lisbon Humberto Delgado
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One-way flight from Louisville Intl to Lisbon Humberto Delgado
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Highest demand for flights based on searches. 16% potential increase in price ($182 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($33 potential savings vs. average RT price).
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Average for round-trip flights in December 2025
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Louisville 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, Cheapflights users made 2,558,603 searches. Data last updated December 9, 2025.
Use the filters below to find and compare flights from Louisville to Lisbon that are best for you.

Fly from

Louisville

Fly to

Lisbon

Route

Depart

Return

Price

LouisvilleLisbon

SDF - LIS

SDFLIS

Louisville Intl

Wed 1/7

2:10 pm-9:20 am

2 stops38h 10m

Lisbon Humberto Delgado

Fri 1/16

11:20 am-1:05 pm

2 stops30h 45m

$493

LouisvilleLisbon

SDF - LIS

SDFLIS

Louisville Intl

Thu 1/22

11:10 am-9:20 am

2 stops17h 10m

Lisbon Humberto Delgado

Fri 1/30

11:20 am-8:28 pm

2 stops38h 08m

$493

LouisvilleLisbon

SDF - LIS

SDFLIS

Louisville Intl

Tue 1/20

5:35 am-9:20 am

2 stops22h 45m

Lisbon Humberto Delgado

Mon 1/26

11:20 am-10:30 pm

2 stops40h 10m

$493

LouisvilleLisbon

SDF - LIS

SDFLIS

Louisville Intl

Thu 1/15

8:30 am-9:20 am

2 stops19h 50m

Lisbon Humberto Delgado

Mon 1/19

11:20 am-7:31 pm

2 stops37h 11m

$493

LouisvilleLisbon

SDF - LIS

SDFLIS

Louisville Intl

Mon 1/19

6:28 am-9:20 am

2 stops21h 52m

Lisbon Humberto Delgado

Mon 1/26

11:20 am-12:59 pm

2 stops30h 39m

$496

LouisvilleLisbon

SDF - LIS

SDFLIS

Louisville Intl

Sun 1/18

1:40 pm-9:20 am

2 stops14h 40m

Lisbon Humberto Delgado

Fri 1/30

11:20 am-1:28 pm

2 stops31h 08m

$496

LouisvilleLisbon

SDF - LIS

SDFLIS

Louisville Intl

Fri 3/20

6:35 am-8:00 am

2 stops21h 25m

Lisbon Humberto Delgado

Thu 3/26

5:00 am-9:00 pm

2 stops20h 00m

$501

LouisvilleLisbon

SDF - LIS

SDFLIS

Louisville Intl

Sat 3/7

8:55 am-8:00 am

2 stops18h 05m

Lisbon Humberto Delgado

Sat 3/14

5:00 am-6:48 pm

2 stops17h 48m

$501

LouisvilleLisbon

SDF - LIS

SDFLIS

Louisville Intl

Fri 3/20

6:35 am-8:00 am

2 stops21h 25m

Lisbon Humberto Delgado

Wed 3/25

11:25 am-9:28 am

2 stops26h 03m

$501

LouisvilleLisbon

SDF - LIS

SDFLIS

Louisville Intl

Fri 3/20

6:35 am-8:00 am

2 stops21h 25m

Lisbon Humberto Delgado

Tue 3/24

5:00 am-5:11 pm

2 stops16h 11m

$501

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/8

Showing 1-10 of 14 results
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Compare providers for flights from Louisville to Lisbon

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Louisville to Lisbon in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Louisville-Lisbon flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Louisville-Lisbon flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Louisville-Lisbon flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Louisville-Lisbon flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Louisville-Lisbon flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Louisville to Lisbon

Have a flexible travel schedule? Discover the best time to fly to Lisbon from Louisville 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 Louisville to Lisbon

What is the cheapest month to book a flight from Louisville to Lisbon?

Currently, January is the cheapest month in which you can book a flight from Louisville to Lisbon (average of $501). Flying from Louisville to Lisbon in June is currently the most expensive (average of $1,023). 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 SDF to LIS?

Find hourly flight availability from Louisville to Lisbon. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 9, 2025.

It’s optimal to fly from Louisville to Lisbon in the evening. By choosing this option you can save up to 37% on the cost of your flight, compared to a flight at noon.

Reviews of airlines servicing Lisbon

Get insights into the airlines that provide service to Lisbon. 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 Lisbon. Reviews last updated December 9, 2025.
Peruse reviews from past customers who have flown with United Airlines and American Airlines from Louisville to Lisbon to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,092 reviews

Entertainment

7.1

Crew

8.1

Comfort

7.3

Overall

7.4

Food

6.6

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Sunderesh,Dec 2025

AUS - EWR

Smooth flight from Austin to Newark. The crew was friendly.
United Airlines
7.4
Good
9,092 reviews
United Airlines
7.4
Good
9,092 reviews

Entertainment

7.1

Crew

8.1

Comfort

7.3

Overall

7.4

Food

6.6

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Sunderesh,Dec 2025

AUS - EWR

Smooth flight from Austin to Newark. The crew was friendly.
American Airlines
7.2
Good
11,048 reviews
United Airlines
7.4
Good
9,092 reviews

Entertainment

7.1

Crew

8.1

Comfort

7.3

Overall

7.4

Food

6.6

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Sunderesh,Dec 2025

AUS - EWR

Smooth flight from Austin to Newark. The crew was friendly.

Related info for your journey

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

  • How long is the flight from Louisville to Lisbon?

    United Airlines and Air Canada can get you from Louisville to Lisbon in just under 17h 10m. Your travel time can differ by up to 21h. Louisville and Lisbon are separated by a distance of 4008 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Louisville to Lisbon round-trip?

    According to our current data, United Airlines ($596), and American Airlines ($616) offers the cheapest pricing from Louisville to Lisbon. Users have found that United Airlines is 37% cheaper than the other options available to this destination.

  • Can I find deals for flights from Louisville to Lisbon that include hotel bookings?

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

  • How can I find direct flights from Louisville to Lisbon?

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

  • Can I find deals for business class flights from Louisville to Lisbon?

    Yes. Cheapflights offers flight deals from Louisville to Lisbon 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 Louisville to Lisbon?

    Currently, January is the cheapest month in which you can book a flight from Louisville to Lisbon (average of $501). Flying from Louisville to Lisbon in June is currently the most expensive (average of $1,023). 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

Traveling to a place near Lisbon?

Book flights to Lisbon if you plan to visit one of these locations
Fátima
Oeiras
Ericeira
Costa da Caparica
Torres Vedras
Beja
Nazaré
Sesimbra
Colares

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Top 2 airlines flying from Louisville to Lisbon

Discover the top 2 airlines that operate flights from Louisville to Lisbon. 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 December 9, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$596Average$885FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$616Average$959FlexibilityNo cancel feeOn-time71%

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