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 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 40% 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.

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 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 August 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.

$750 Cheap Flights from Louisville to Lisbon in 2026

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.

6:30 am - 8:10 am

SDF

LIS

20h 40m

1 stop

11:20 am - 10:09 pm

LIS

SDF

39h 49m

2 stops

$750United Airlines

Sun, Dec 6 - Wed, Dec 9

6:30 am - 8:10 am

SDF

LIS

20h 40m

1 stop

11:20 am - 8:00 pm

LIS

SDF

37h 40m

2 stops

$750United Airlines

Sun, Dec 6 - Wed, Dec 9

1:00 pm - 8:10 am

SDF

LIS

14h 10m

1 stop

5:00 am - 10:09 pm

LIS

SDF

22h 09m

2 stops

$752United 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

9:04 am - 9:20 am

SDF

LIS

19h 16m

2 stops

11:25 am - 8:31 pm

LIS

SDF

38h 06m

2 stops

$820Air Canada

Wed, Sep 30 - Tue, Oct 6

1:30 pm - 9:00 am

SDF

LIS

14h 30m

1 stop

9:40 am - 9:13 pm

LIS

SDF

16h 33m

2 stops

$825KLM

Tue, Nov 17 - Sat, Nov 28

12:39 pm - 11:15 am

SDF

LIS

17h 36m

2 stops

5:00 am - 9:33 pm

LIS

SDF

21h 33m

2 stops

$859Delta

Thu, Sep 24 - Wed, Oct 7

5:50 pm - 2:55 pm

SDF

LIS

16h 05m

2 stops

12:45 pm - 8:57 am

LIS

SDF

25h 12m

2 stops

$905Delta

Wed, Sep 30 - Mon, Oct 5

7:31 am - 9:05 am

SDF

LIS

20h 34m

1 stop

7:10 am - 7:10 pm

LIS

SDF

17h 00m

2 stops

$976American Airlines

Mon, Sep 7 - Tue, Sep 15

7:30 am - 9:05 am

SDF

LIS

20h 35m

1 stop

10:40 am - 10:07 pm

LIS

SDF

16h 27m

1 stop

$1,003American Airlines

Tue, Nov 17 - Sat, Nov 28

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Air Canada flights from Louisville to Lisbon

Our best Air Canada deals on Louisville to Lisbon flight tickets

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

Sep 30

SDF9:04 amLouisville Intl

19h 16m

2 stops

LIS9:20 amLisbon Humberto Delgado

Oct 6

LIS11:25 amLisbon Humberto Delgado

38h 06m

2 stops

SDF8:31 pmLouisville Intl

$820

Air Canada

Oct 2

SDF7:00 amLouisville Intl

23h 05m

2 stops

LIS11:05 amLisbon Humberto Delgado

Oct 6

LIS11:25 amLisbon Humberto Delgado

38h 06m

2 stops

SDF8:31 pmLouisville Intl

$884

Delta flights from Louisville to Lisbon

Our best Delta deals on Louisville to Lisbon flight tickets

Delta

Sep 24

SDF12:39 pmLouisville Intl

17h 36m

2 stops

LIS11:15 amLisbon Humberto Delgado

Oct 7

LIS5:00 amLisbon Humberto Delgado

21h 33m

2 stops

SDF9:33 pmLouisville Intl

$859

Delta

Sep 30

SDF5:50 pmLouisville Intl

16h 05m

2 stops

LIS2:55 pmLisbon Humberto Delgado

Oct 5

LIS12:45 pmLisbon Humberto Delgado

25h 12m

2 stops

SDF8:57 amLouisville Intl

$905

Delta

Sep 7

SDF11:45 amLouisville Intl

18h 00m

2 stops

LIS10:45 amLisbon Humberto Delgado

Sep 15

LIS10:00 amLisbon Humberto Delgado

18h 59m

2 stops

SDF11:59 pmLouisville Intl

$962

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LouisvilleLisbon

SDF - LIS

SDFLIS

Louisville Intl

Sun 12/6

6:30 am-8:10 am

1 stop20h 40m

Lisbon Humberto Delgado

Wed 12/9

11:20 am-10:09 pm

2 stops39h 49m

$750

LouisvilleLisbon

SDF - LIS

SDFLIS

Louisville Intl

Sun 12/6

6:30 am-8:10 am

1 stop20h 40m

Lisbon Humberto Delgado

Wed 12/9

11:20 am-8:00 pm

2 stops37h 40m

$750

LouisvilleLisbon

SDF - LIS

SDFLIS

Louisville Intl

Sun 12/6

1:00 pm-8:10 am

1 stop14h 10m

Lisbon Humberto Delgado

Wed 12/9

5:00 am-10:09 pm

2 stops22h 09m

$752

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

LouisvilleLisbon

SDF - LIS

SDFLIS

Louisville Intl

Wed 9/30

9:04 am-9:20 am

2 stops19h 16m

Lisbon Humberto Delgado

Tue 10/6

11:25 am-8:31 pm

2 stops38h 06m

$820

Quickest round-trip

LouisvilleLisbon

SDF - LIS

SDFLIS

Louisville Intl

Tue 11/17

1:30 pm-9:00 am

1 stop14h 30m

Lisbon Humberto Delgado

Sat 11/28

9:40 am-9:13 pm

2 stops16h 33m

$825

LouisvilleLisbon

SDF - LIS

SDFLIS

Louisville Intl

Thu 9/24

12:39 pm-11:15 am

2 stops17h 36m

Lisbon Humberto Delgado

Wed 10/7

5:00 am-9:33 pm

2 stops21h 33m

$859

LouisvilleLisbon

SDF - LIS

SDFLIS

Louisville Intl

Wed 9/30

5:50 pm-2:55 pm

2 stops16h 05m

Lisbon Humberto Delgado

Mon 10/5

12:45 pm-8:57 am

2 stops25h 12m

$905

LouisvilleLisbon

SDF - LIS

SDFLIS

Louisville Intl

Mon 9/7

7:31 am-9:05 am

1 stop20h 34m

Lisbon Humberto Delgado

Tue 9/15

7:10 am-7:10 pm

2 stops17h 00m

$976

LouisvilleLisbon

SDF - LIS

SDFLIS

Louisville Intl

Tue 11/17

7:30 am-9:05 am

1 stop20h 35m

Lisbon Humberto Delgado

Sat 11/28

10:40 am-10:07 pm

1 stop16h 27m

$1,003

Flights are sorted by cheapest round-trip flights first.

Sorted 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?

Prices are currently low for flights on this route.

Typical prices usually range from $924 to $1,124.
The lowest price recently found on this route was $750.

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 August 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 57% of all bookings. The subsequent popular airlines are American Airlines at 27% 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 10,058 reviews	Search United Airlines flights
Delta	PriceFrom $587	Free Cancellation	Rating 7.8 8,483 reviews	Search Delta flights
American Airlines	PriceFrom $606	Free Cancellation	Rating 7.1 11,842 reviews	Search American Airlines flights

Sintra

Fátima

Figueira da Foz

Setúbal

Estoril

Nazaré

Evora

Ericeira

Peniche

Óbidos

Tomar

Batalha

Leiria

Sesimbra

Oeiras

Zambujeira do Mar

Torres Vedras

Comporta

Sines

Caldas da Rainha

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 $750

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Louisville to Lisbon departing on 12/6. 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 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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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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Fly your favorite airline to Lisbon

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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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