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Lisbon

$728+ Cheap flights from Louisville (SDF) to Lisbon (LIS)

SDF — LIS
Dec 10 — Dec 171
Thu 12/10
Thu 12/17
1 adult, Economy
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Find cheap flights from Louisville to Lisbon with Cheapflights

1. Tell us where you want to go

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2. Select your favorite providers

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Cheap flight deals from Louisville to Lisbon

Cheapest flights from Louisville to Lisbon

Sun 12/63:26 pm -
2 stops15h 39m
Sun 12/137:45 am -
2 stops18h 53m
Deal found 11/6$801
Thu 12/2412:45 pm -
2 stops21h 25m
Thu 12/315:30 am -
2 stops21h 20m
Deal found 11/9$1,167
Tue 11/171:30 pm -
1 stop14h 30m
Sat 11/285:30 am -
2 stops23h 40m
Deal found 11/7$1,196
Thu 12/242:40 pm -
1 stop14h 40m
Thu 12/3112:25 pm -
2 stops33h 55m
Deal found 11/9$1,260
Sun 12/207:44 am -
1 stop20h 21m
Sun 12/2711:05 am -
1 stop17h 09m
Deal found 11/5$1,342

Find flight deals from Louisville to Lisbon

Most accurate provider

Ovago
3 stars

Most trusted provider

Ovago
3 stars

Round-trip from

$713
(Expedia)

Popular in

June

Cheapest in

April

Average price

$1,196
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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Highest demand for flights based on searches. 18% potential increase in price ($211 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 November 2026
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Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Louisville to Lisbon that are best for you.

Fly from

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Route

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Price

Cheapest round-trip

LouisvilleLisbon

SDF Louisville Intl - LIS Lisbon Humberto Delgado

SDFLIS

Louisville Intl

Sun 2/7

6:15 am-8:10 am

1 stop20h 55m

Lisbon Humberto Delgado

Tue 2/16

12:50 pm-12:29 pm

2 stops28h 39m

$728

LouisvilleLisbon

SDF Louisville Intl - LIS Lisbon Humberto Delgado

SDFLIS

Louisville Intl

Sun 2/28

1:10 pm-8:10 am

1 stop14h 00m

Lisbon Humberto Delgado

Wed 3/3

11:20 am-7:34 pm

2 stops37h 14m

$732

LouisvilleLisbon

SDF Louisville Intl - LIS Lisbon Humberto Delgado

SDFLIS

Louisville Intl

Wed 2/10

1:41 pm-8:10 am

1 stop13h 29m

Lisbon Humberto Delgado

Mon 2/15

12:25 pm-4:32 pm

2 stops33h 07m

$767

LouisvilleLisbon

SDF Louisville Intl - LIS Lisbon Humberto Delgado

SDFLIS

Louisville Intl

Wed 3/17

2:20 pm-10:20 am

1 stop16h 00m

Lisbon Humberto Delgado

Sun 3/28

11:25 am-5:30 pm

2 stops35h 05m

$778
Quickest round-trip

LouisvilleLisbon

SDF Louisville Intl - LIS Lisbon Humberto Delgado

SDFLIS

Louisville Intl

Fri 2/12

1:14 pm-12:05 pm

2 stops17h 51m

Lisbon Humberto Delgado

Mon 2/15

8:45 pm-10:24 am

2 stops18h 39m

$806

LouisvilleLisbon

SDF Louisville Intl - LIS Lisbon Humberto Delgado

SDFLIS

Louisville Intl

Fri 2/12

8:30 am-8:55 am

3 stops43h 25m

Lisbon Humberto Delgado

Mon 2/15

12:25 pm-6:15 pm

2 stops34h 50m

$823

LouisvilleLisbon

SDF Louisville Intl - LIS Lisbon Humberto Delgado

SDFLIS

Louisville Intl

Thu 3/18

7:00 am-8:55 am

2 stops21h 55m

Lisbon Humberto Delgado

Sun 3/28

11:25 am-5:30 pm

2 stops35h 05m

$836

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/7

Sorted by cheapest first

Compare providers for flights from Louisville to Lisbon

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Louisville to Lisbon in November.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
OvagoPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice 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 Ovago to be most consistent on Cheapflights vs. Ovago Users can find the same prices on Louisville-Lisbon flight deals on Cheapflights vs. Ovago >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 Ovago the most. Ovago 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

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, April is the cheapest month in which you can book a flight from Louisville to Lisbon (average of $651). Flying from Louisville to Lisbon in June is currently the most expensive (average of $1,334). 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.

Reviews of airlines servicing Lisbon

Peruse reviews from past customers who have flown with Delta,United Airlines, andAmerican 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.
Delta
7.8
Good
8,700 reviews

Crew

8.5

Boarding

8.1

Overall

7.8

Comfort

7.8

Entertainment

7.8

Food

7.2

Reviews

1 / 20
6.0
Good

Ellen,Oct 2026

GRR - ATL

The flight was delayed more then 30 minutes after I hurried and stressed to get to my connecting gate in Atlanta.
Delta
7.8
Good
8,700 reviews
Delta
7.8
Good
8,700 reviews

Crew

8.5

Boarding

8.1

Overall

7.8

Comfort

7.8

Entertainment

7.8

Food

7.2

Reviews

1 / 20
6.0
Good

Ellen,Oct 2026

GRR - ATL

The flight was delayed more then 30 minutes after I hurried and stressed to get to my connecting gate in Atlanta.
United Airlines
7.3
Good
10,471 reviews
Delta
7.8
Good
8,700 reviews

Crew

8.5

Boarding

8.1

Overall

7.8

Comfort

7.8

Entertainment

7.8

Food

7.2

Reviews

1 / 20
6.0
Good

Ellen,Oct 2026

GRR - ATL

The flight was delayed more then 30 minutes after I hurried and stressed to get to my connecting gate in Atlanta.
American Airlines
7.0
Good
12,224 reviews
Delta
7.8
Good
8,700 reviews

Crew

8.5

Boarding

8.1

Overall

7.8

Comfort

7.8

Entertainment

7.8

Food

7.2

Reviews

1 / 20
6.0
Good

Ellen,Oct 2026

GRR - ATL

The flight was delayed more then 30 minutes after I hurried and stressed to get to my connecting gate in Atlanta.

Related info for your journey

  • How long is the flight from Louisville to Lisbon?

    United Airlines can get you from Louisville to Lisbon in just under 20h 55m. 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 ($556), Delta ($587), and United Airlines ($595) offers the cheapest pricing from Louisville to Lisbon. Users have found that American Airlines is 42% 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, April is the cheapest month in which you can book a flight from Louisville to Lisbon (average of $651). Flying from Louisville to Lisbon in June is currently the most expensive (average of $1,334). 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
Ericeira
Oeiras
Torres Vedras
Beja
Nazaré
Colares
Sesimbra

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Louisville to Lisbon

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Top 3 airlines flying from Louisville to Lisbon

AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$556Average$984FlexibilityNo cancel feeOn-time71%
DeltaCheapest$587Average$1,187FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$595Average$1,008FlexibilityNo cancel feeOn-time69%

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