Which airport is the most popular layover for flights between Louisville and Lisbon?

Philadelphia (PHL) was the most common stop: 75% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport has the shortest connection time from Louisville to Lisbon?

Newark (EWR) has the shortest average layover time for this route: 4h 06m.

What airlines fly to Lisbon?

United Airlines, American Airlines and Delta are the top three most popular airlines that fly to Lisbon from Louisville according to our data. United Airlines is the first choice among our users, with 39% of people opting to fly with this airline when traveling to Lisbon. Keep in mind that there are 6 different airlines that fly to Lisbon on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Louisville Intl to Lisbon Humberto Delgado?

American Airlines and United Airlines are the most popular carriers operating from Louisville Intl to Lisbon Humberto Delgado

Which layover airport has the shortest travel time from Louisville to Lisbon?

Flights connecting via Philadelphia (PHL) have the shortest average one-way travel time: 13h 06m.

Which layover airport offers the lowest fares from Louisville to Lisbon?

Flights via Philadelphia (PHL) offer the lowest average round-trip price of $908.

When did momondo last update prices for flights from Louisville Intl Airport to Lisbon Humberto Delgado Airport?

Prices for flights from Louisville Intl Airport to Lisbon Humberto Delgado Airport refresh daily.

How many operators does momondo search for flights from Louisville Intl Airport to Lisbon Humberto Delgado Airport?

As of July 2026, there are 3 operators available to choose from for flights from Louisville Intl Airport to Lisbon Humberto Delgado Airport.

How old do you have to be to fly from Louisville Intl Airport to Lisbon Humberto Delgado Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Louisville Intl Airport to Lisbon Humberto Delgado Airport.

What documentation or ID do you need to fly to Lisbon Humberto Delgado Airport?

The required travel and health documents for your Lisbon Humberto Delgado Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Lisbon Humberto Delgado Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$463 Cheap Flights from Louisville to Lisbon in 2026

Q: What is the typical price of a round-trip flight between Louisville and Lisbon?

Prices are currently low for flights on this route. Typical prices usually range from $1,057 to $1,357. The lowest price recently found on this route was $748.

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Louisville to Lisbon

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

1:00 pm - 10:40 am

SDF

LIS

16h 40m

2 stops

10:55 am - 4:49 pm

LIS

SDF

34h 54m

2 stops

$748Air Canada

Mon, Jan 11 - Fri, Feb 12

1:00 pm - 8:10 am

SDF

LIS

14h 10m

1 stop

11:20 am - 8:14 pm

LIS

SDF

37h 54m

2 stops

$750United Airlines

Wed, Jan 13 - Wed, Feb 10

2:20 pm - 10:05 am

SDF

LIS

14h 45m

1 stop

5:00 am - 8:14 pm

LIS

SDF

20h 14m

2 stops

$752United Airlines

Sun, Dec 6 - Wed, Dec 9

8:45 am - 8:10 am

SDF

LIS

18h 25m

1 stop

5:00 am - 8:00 pm

LIS

SDF

20h 00m

2 stops

$753United Airlines

Sun, Jan 10 - Wed, Feb 10

12:20 pm - 8:10 am

SDF

LIS

14h 50m

2 stops

5:00 am - 8:14 pm

LIS

SDF

20h 14m

2 stops

$757United Airlines

Sun, Dec 6 - Wed, Dec 9

12:20 pm - 9:20 am

SDF

LIS

16h 00m

2 stops

11:20 am - 8:14 pm

LIS

SDF

37h 54m

2 stops

$758Air Canada

Sun, Dec 6 - Wed, Dec 9

10:00 am - 10:05 am

SDF

LIS

19h 05m

1 stop

11:55 am - 7:34 pm

LIS

SDF

12h 39m

1 stop

$765United Airlines

Sun, Dec 6 - Wed, Dec 9

9:00 am - 6:55 am

SDF

LIS

16h 55m

3 stops

11:20 am - 10:09 pm

LIS

SDF

15h 49m

2 stops

$784Multiple Airlines

Wed, Jan 13 - Wed, Feb 10

7:32 pm - 11:30 pm

SDF

LIS

22h 58m

2 stops

3:50 pm - 8:00 pm

LIS

SDF

33h 10m

2 stops

$787Lufthansa

Sun, Jan 10 - Mon, Feb 8

1:00 pm - 10:40 am

SDF

LIS

16h 40m

2 stops

10:40 am - 8:00 pm

LIS

SDF

38h 20m

2 stops

$798Air Canada

Mon, Jan 11 - Sun, Feb 7

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Air Canada flights from Louisville to Lisbon

Our best Air Canada deals on Louisville to Lisbon flight tickets

Air Canada

Jan 11

SDF1:00 pmLouisville Intl

16h 40m

2 stops

LIS10:40 amLisbon Humberto Delgado

Feb 12

LIS10:55 amLisbon Humberto Delgado

34h 54m

2 stops

SDF4:49 pmLouisville Intl

$748

Air Canada

Dec 6

SDF12:20 pmLouisville Intl

16h 00m

2 stops

LIS9:20 amLisbon Humberto Delgado

Dec 9

LIS11:20 amLisbon Humberto Delgado

37h 54m

2 stops

SDF8:14 pmLouisville Intl

$758

Air Canada

Jan 15

SDF6:30 amLouisville Intl

21h 50m

2 stops

LIS9:20 amLisbon Humberto Delgado

Feb 9

LIS11:20 amLisbon Humberto Delgado

30h 42m

2 stops

SDF1:02 pmLouisville Intl

$798

British Airways flights from Louisville to Lisbon

Our best British Airways deals on Louisville to Lisbon flight tickets

British Airways

Jul 31

SDF8:19 pmLouisville Intl

21h 51m

2 stops

LIS11:10 pmLisbon Humberto Delgado

Aug 6

LIS11:05 amLisbon Humberto Delgado

11h 43m

1 stop

SDF5:48 pmLouisville Intl

$1,501

British Airways

Jul 31

SDF8:19 pmLouisville Intl

21h 51m

2 stops

LIS11:10 pmLisbon Humberto Delgado

Aug 6

LIS11:05 amLisbon Humberto Delgado

11h 43m

1 stop

SDF5:48 pmLouisville Intl

$1,527

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LouisvilleLisbon

SDF - LIS

SDFLIS

Louisville Intl

Mon 1/11

1:00 pm-10:40 am

2 stops16h 40m

Lisbon Humberto Delgado

Fri 2/12

10:55 am-4:49 pm

2 stops34h 54m

$748

LouisvilleLisbon

SDF - LIS

SDFLIS

Louisville Intl

Wed 1/13

1:00 pm-8:10 am

1 stop14h 10m

Lisbon Humberto Delgado

Wed 2/10

11:20 am-8:14 pm

2 stops37h 54m

$750

LouisvilleLisbon

SDF - LIS

SDFLIS

Louisville Intl

Sun 12/6

2:20 pm-10:05 am

1 stop14h 45m

Lisbon Humberto Delgado

Wed 12/9

5:00 am-8:14 pm

2 stops20h 14m

$752

LouisvilleLisbon

SDF - LIS

SDFLIS

Louisville Intl

Sun 1/10

8:45 am-8:10 am

1 stop18h 25m

Lisbon Humberto Delgado

Wed 2/10

5:00 am-8:00 pm

2 stops20h 00m

$753

LouisvilleLisbon

SDF - LIS

SDFLIS

Louisville Intl

Sun 12/6

12:20 pm-8:10 am

2 stops14h 50m

Lisbon Humberto Delgado

Wed 12/9

5:00 am-8:14 pm

2 stops20h 14m

$757

LouisvilleLisbon

SDF - LIS

SDFLIS

Louisville Intl

Sun 12/6

12:20 pm-9:20 am

2 stops16h 00m

Lisbon Humberto Delgado

Wed 12/9

11:20 am-8:14 pm

2 stops37h 54m

$758

Quickest round-trip

LouisvilleLisbon

SDF - LIS

SDFLIS

Louisville Intl

Sun 12/6

10:00 am-10:05 am

1 stop19h 05m

Lisbon Humberto Delgado

Wed 12/9

11:55 am-7:34 pm

1 stop12h 39m

$765

LouisvilleLisbon

SDF - LIS

SDFLIS

Louisville Intl

Wed 1/13

9:00 am-6:55 am

3 stops16h 55m

Lisbon Humberto Delgado

Wed 2/10

11:20 am-10:09 pm

2 stops15h 49m

$784

LouisvilleLisbon

SDF - LIS

SDFLIS

Louisville Intl

Sun 1/10

7:32 pm-11:30 pm

2 stops22h 58m

Lisbon Humberto Delgado

Mon 2/8

3:50 pm-8:00 pm

2 stops33h 10m

$787

LouisvilleLisbon

SDF - LIS

SDFLIS

Louisville Intl

Mon 1/11

1:00 pm-10:40 am

2 stops16h 40m

Lisbon Humberto Delgado

Sun 2/7

10:40 am-8:00 pm

2 stops38h 20m

$798

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 12 resultsSorted by cheapest first

How to get the cheapest flight ticket from Louisville to Lisbon

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Layovers

What is the typical price of a round-trip flight between Louisville and Lisbon?

What is the cheapest month to fly to Lisbon?

In general, December is the cheapest month to fly from Louisville to Lisbon. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $596. If you are unable to visit Lisbon during the month of December, then departing from Louisville during the month April is also very affordable. Most momondo users find prices during this month for around $651.

Can stopping save me money on Louisville to Lisbon flights?

You could potentially save up to 19% on your flight if you consider stops on a Louisville to Lisbon flight.

When to book flights from Louisville to Lisbon

Are you open to changing your travel dates? Check out the ideal times to fly from Louisville to Lisbon according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Louisville to Lisbon (SDF to LIS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Louisville to Lisbon

Fastest flight time	14h 10m
Direct flights	None

The fastest flight from Louisville to Lisbon takes 14h 10m

There are no direct flights from Louisville to Lisbon. There are no popular flight routes from Louisville to Lisbon.

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Frequently asked questions about flying from Louisville to Lisbon

How far is Louisville Intl to Lisbon Humberto Delgado by plane?
The straight-line distance from Louisville Intl to Lisbon Humberto Delgado is 4008.7 mi. Flights usually cover this in 14h 10m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from Louisville Intl Airport to Lisbon Humberto Delgado Airport?
Prices for flights from Louisville Intl Airport to Lisbon Humberto Delgado Airport refresh daily.
How many operators does momondo search for flights from Louisville Intl Airport to Lisbon Humberto Delgado Airport?
As of July 2026, there are 3 operators available to choose from for flights from Louisville Intl Airport to Lisbon Humberto Delgado Airport.
How old do you have to be to fly from Louisville Intl Airport to Lisbon Humberto Delgado Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Louisville Intl Airport to Lisbon Humberto Delgado Airport.
What documentation or ID do you need to fly to Lisbon Humberto Delgado Airport?
The required travel and health documents for your Lisbon Humberto Delgado Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Lisbon Humberto Delgado Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular airline from Louisville to Lisbon?
momondo data reveals that the most frequently booked airline on the route from Louisville to Lisbon is United Airlines, representing 53% of all bookings. The subsequent popular airlines are American Airlines at 31% and Delta at 16%.

Best airlines flying from Louisville to Lisbon

Compare and see reviews for airlines that fly from Louisville to Lisbon with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $543	Free Cancellation	Rating 7.4 10,006 reviews	Search United Airlines flights
Delta	PriceFrom $587	Free Cancellation	Rating 7.8 8,477 reviews	Search Delta flights
American Airlines	PriceFrom $606	Free Cancellation	Rating 7.1 11,820 reviews	Search American Airlines flights

Sintra

Ericeira

Setúbal

Fátima

Estoril

Figueira da Foz

Evora

Nazaré

Oeiras

Leiria

Peniche

Batalha

Óbidos

Sesimbra

Zambujeira do Mar

Costa da Caparica

Tomar

Sines

Torres Vedras

Comporta

Why use momondo?

Why should I use momondo to find a flight deal from Louisville to Lisbon?

It is quick and easy to find Louisville to Lisbon flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Lisbon that suits you.

Can I find flights from Louisville to Lisbon with flexible booking policies on momondo?

All flight searches from Louisville to Lisbon on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Louisville to Lisbon?

Once you have performed a search for Louisville to Lisbon flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Louisville to Lisbon right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Louisville to Lisbon flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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Cheap flights from Louisville to Lisbon from $463

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Louisville to Lisbon departing on 10/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Air Canada flights from Louisville to Lisbon

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How to get the cheapest flight ticket from Louisville to Lisbon

What is the typical price of a round-trip flight between Louisville and Lisbon?

What is the cheapest month to fly to Lisbon?

Can stopping save me money on Louisville to Lisbon flights?

What is the cheapest airline that flies from Louisville Intl to Lisbon Humberto Delgado?

What airlines fly to Lisbon?

Which airport is the most popular layover for flights between Louisville and Lisbon?

Which layover airport offers the lowest fares from Louisville to Lisbon?

Which layover airport has the shortest travel time from Louisville to Lisbon?

Which layover airport has the shortest connection time from Louisville to Lisbon?

When to book flights from Louisville to Lisbon

Cheap Louisville to Lisbon (SDF to LIS) flight deals and tips

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Direct flights

Frequently asked questions about flying from Louisville to Lisbon

Best airlines flying from Louisville to Lisbon

Compare and see reviews for airlines that fly from Louisville to Lisbon with momondo

Traveling to a place near Lisbon?

Why use momondo?

An easier way to manage your Lisbon trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Portugal

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List of cabin classes available on flights landing in Lisbon. Availability may vary depending on flight origin and airline.

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