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$269+ 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 10/6. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — LIS
Aug 25 — Sep 11
Mon 8/25
Mon 9/1
1 adult, Economy
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Cheap 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 August 20, 2025.

Round-trip from

$622
(Ovago)

One-way from

$269
(Kiwi.com)

Popular in

September

Cheapest in

December

Average price

$1,014
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. 9% potential increase in price ($100 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($35 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find 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 August 20, 2025.

This Scandinavian Airlines deal was found by Cheapflights users on 8/18. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/65:45 pmSDF - LIS
2 stops17h 20mScandinavian Airlines
Wed 12/104:55 pmLIS - SDF
2 stops36h 01mScandinavian Airlines
Deal found 8/18$643
This United Airlines deal was found by Cheapflights users on 8/20. 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.
Tue 10/289:55 amSDF - LIS
1 stop20h 20mUnited Airlines
Sat 11/85:00 amLIS - SDF
2 stops17h 16mUnited Airlines
Deal found 8/20$648
This United Airlines deal was found by Cheapflights users on 8/19. 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 11/1211:00 amSDF - LIS
2 stops18h 15mUnited Airlines
Sun 11/2312:15 pmLIS - SDF
2 stops26h 44mUnited Airlines
Deal found 8/19$653
This American Airlines deal was found by Cheapflights users on 8/18. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/286:13 pmSDF - LIS
1 stop10h 52mAmerican Airlines
Sat 11/810:30 amLIS - SDF
1 stop16h 09mAmerican Airlines
Deal found 8/18$655
This United Airlines deal was found by Cheapflights users on 8/19. 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 10/156:15 amSDF - LIS
2 stops22h 05mUnited Airlines
Wed 10/2911:55 amLIS - SDF
2 stops26h 04mUnited Airlines
Deal found 8/19$686
This Ovago deal was found by Cheapflights users on 8/18. 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 10/157:20 pmSDF - LIS
2 stops21h 30mLufthansa
Wed 10/295:00 amLIS - SDF
2 stops21h 29mLufthansa
Deal found 8/18$705
This Ovago deal was found by Cheapflights users on 8/18. 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.
Sat 10/188:08 pmSDF - LIS
2 stops22h 02mBritish Airways
Fri 10/248:45 pmLIS - SDF
2 stops31h 18mBritish Airways
Deal found 8/18$781
This United Airlines deal was found by Cheapflights users on 8/18. 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 12/69:55 amSDF - LIS
1 stop19h 20mUnited Airlines
Wed 12/1010:15 amLIS - SDF
1 stop14h 07mUnited Airlines
Deal found 8/18$799

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 August 20, 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

Tue 10/28

2:35 pm-10:15 am

1 stop15h 40m

Lisbon Humberto Delgado

Sat 11/8

5:00 am-5:16 pm

2 stops17h 16m

$648

LouisvilleLisbon

SDF - LIS

SDFLIS

Louisville Intl

Tue 10/28

11:00 am-9:20 am

2 stops18h 20m

Lisbon Humberto Delgado

Sat 11/8

5:00 am-11:40 pm

2 stops23h 40m

$648

LouisvilleLisbon

SDF - LIS

SDFLIS

Louisville Intl

Wed 11/12

2:35 pm-10:15 am

1 stop14h 40m

Lisbon Humberto Delgado

Sun 11/23

5:00 am-10:29 pm

2 stops22h 29m

$648

LouisvilleLisbon

SDF - LIS

SDFLIS

Louisville Intl

Tue 10/28

6:13 pm-9:05 am

1 stop10h 52m

Lisbon Humberto Delgado

Sat 11/8

10:30 am-9:39 pm

1 stop16h 09m

$655

LouisvilleLisbon

SDF - LIS

SDFLIS

Louisville Intl

Mon 10/6

7:49 am-6:45 pm

2 stops29h 56m

$269

LouisvilleLisbon

SDF - LIS

SDFLIS

Louisville Intl

Tue 9/30

10:14 am-8:00 pm

3 stops52h 46m

$363

LouisvilleLisbon

SDF - LIS

SDFLIS

Louisville Intl

Mon 10/6

6:13 pm-9:05 am

1 stop9h 52m

$393

LouisvilleLisbon

SDF - LIS

SDFLIS

Louisville Intl

Tue 9/30

4:18 pm-10:45 am

1 stop13h 27m

$468

LouisvilleLisbon

SDF - LIS

SDFLIS

Louisville Intl

Wed 9/10

1:45 pm-10:50 am

1 stop16h 05m

$664

LouisvilleLisbon

SDF - LIS

SDFLIS

Louisville Intl

Tue 9/9

2:42 pm-9:35 pm

2 stops25h 53m

$692

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/18

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 $612). Flying from Louisville to Lisbon in June is currently the most expensive (average of $1,127). 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 August 20, 2025.

It’s optimal to fly from Louisville to Lisbon in the evening. By choosing this option you can save up to 38% 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 August 20, 2025.
Peruse reviews from past customers who have flown with United Airlines, American Airlines, and Lufthansa 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
8,928 reviews

Food

6.6

Boarding

7.7

Crew

8.1

Entertainment

7.1

Comfort

7.3

Overall

7.4

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
United Airlines
7.4
Good
8,928 reviews
United Airlines
7.4
Good
8,928 reviews

Food

6.6

Boarding

7.7

Crew

8.1

Entertainment

7.1

Comfort

7.3

Overall

7.4

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
American Airlines
7.2
Good
10,000 reviews
United Airlines
7.4
Good
8,928 reviews

Food

6.6

Boarding

7.7

Crew

8.1

Entertainment

7.1

Comfort

7.3

Overall

7.4

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
Lufthansa
6.8
Okay
7,337 reviews
United Airlines
7.4
Good
8,928 reviews

Food

6.6

Boarding

7.7

Crew

8.1

Entertainment

7.1

Comfort

7.3

Overall

7.4

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

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 can get you from Louisville to Lisbon in just under 15h 40m. Your travel time can differ by up to . Louisville and Lisbon are separated by a distance of 4008 mi.

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

    According to our current data, American Airlines ($600), United Airlines ($618), and Lufthansa ($859) offers the cheapest pricing from Louisville to Lisbon. Users have found that American Airlines is 38% 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 $612). Flying from Louisville to Lisbon in June is currently the most expensive (average of $1,127). 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
Sintra
Beja
Fátima
Oeiras
Nazaré
Ericeira
Costa da Caparica
Torres Vedras
Sesimbra
Colares

Browse thousands of different options on Cheapflights for your next trip

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Top 3 airlines flying from Louisville to Lisbon

Discover the top 3 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 August 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$600Average$1,004FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$618Average$876FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$859Average$1,776FlexibilityNo cancel feeOn-time76%

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