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.

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 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.

What airlines fly to Lisbon?

United Airlines, American Airlines and British Airways 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 38% of people opting to fly with this airline when traveling to Lisbon. Keep in mind that there are 5 different airlines that fly to Lisbon on a routine basis, so you have a few additional options to choose from.

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

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

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

Aer Lingus, United Airlines, and Air Canada are the most popular carriers operating from Louisville Intl to Lisbon Humberto Delgado

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 September 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.

$489 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

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:55 am - 8:00 amSDF Louisville Intl-LIS Lisbon Humberto Delgado

20h 05m2 stops Detroit Metropolitan Wayne County New York John F Kennedy Intl

5:00 am - 11:13 pmLIS Lisbon Humberto Delgado-SDF Louisville Intl

23h 13m2 stops Amsterdam Schiphol Atlanta Hartsfield-Jackson

$611Delta

Tue, Oct 27 - Wed, Nov 11

7:00 am - 8:00 amSDF Louisville Intl-LIS Lisbon Humberto Delgado

20h 00m2 stops Atlanta Hartsfield-Jackson New York John F Kennedy Intl

10:00 am - 9:51 pmLIS Lisbon Humberto Delgado-SDF Louisville Intl

16h 51m2 stops New York John F Kennedy Intl Atlanta Hartsfield-Jackson

$650Delta

Fri, Dec 4 - Tue, Dec 8

1:59 pm - 8:00 amSDF Louisville Intl-LIS Lisbon Humberto Delgado

14h 01m2 stops Atlanta Hartsfield-Jackson New York John F Kennedy Intl

11:15 am - 10:47 pmLIS Lisbon Humberto Delgado-SDF Louisville Intl

16h 32m2 stops Boston Logan Intl Atlanta Hartsfield-Jackson

$650Multiple Airlines

Thu, Oct 29 - Tue, Nov 3

1:20 pm - 8:55 amSDF Louisville Intl-LIS Lisbon Humberto Delgado

15h 35m1 stop Boston Logan Intl

11:15 am - 10:47 pmLIS Lisbon Humberto Delgado-SDF Louisville Intl

16h 32m2 stops Boston Logan Intl Atlanta Hartsfield-Jackson

$650Multiple Airlines

Thu, Oct 29 - Tue, Nov 3

1:30 pm - 9:00 amSDF Louisville Intl-LIS Lisbon Humberto Delgado

14h 30m1 stop Boston Logan Intl

10:00 am - 9:17 pmLIS Lisbon Humberto Delgado-SDF Louisville Intl

16h 17m2 stops New York John F Kennedy Intl Detroit Metropolitan Wayne County

$650Delta

Fri, Dec 4 - Tue, Dec 8

7:15 am - 9:05 amSDF Louisville Intl-LIS Lisbon Humberto Delgado

20h 50m1 stop Philadelphia

8:20 am - 9:36 pmLIS Lisbon Humberto Delgado-SDF Louisville Intl

18h 16m2 stops Madrid Barajas Chicago O'Hare Intl

$712American Airlines

Sun, Oct 18 - Tue, Nov 3

9:55 am - 10:05 amSDF Louisville Intl-LIS Lisbon Humberto Delgado

20h 10m1 stop Washington, D.C. Dulles Intl

5:00 am - 5:02 pmLIS Lisbon Humberto Delgado-SDF Louisville Intl

17h 02m2 stops Frankfurt am Main Chicago O'Hare Intl

$714United Airlines

Tue, Oct 27 - Wed, Nov 11

8:45 am - 8:10 amSDF Louisville Intl-LIS Lisbon Humberto Delgado

18h 25m1 stop Newark

10:15 am - 8:00 pmLIS Lisbon Humberto Delgado-SDF Louisville Intl

14h 45m1 stop Newark

$727United Airlines

Fri, Dec 4 - Tue, Dec 8

10:25 am - 9:20 amSDF Louisville Intl-LIS Lisbon Humberto Delgado

17h 55m2 stops Chicago O'Hare Intl Montreal Pierre Elliott Trudeau Intl

6:05 am - 10:30 pmLIS Lisbon Humberto Delgado-SDF Louisville Intl

21h 25m2 stops Munich Franz Josef Strauss Chicago O'Hare Intl

$732Multiple Airlines

Sun, Oct 18 - Tue, Nov 3

11:08 am - 9:05 amSDF Louisville Intl-LIS Lisbon Humberto Delgado

16h 57m1 stop Philadelphia

11:05 am - 10:30 pmLIS Lisbon Humberto Delgado-SDF Louisville Intl

16h 25m1 stop Philadelphia

$777American Airlines

Tue, Nov 17 - Sun, Nov 22

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

American Airlines flights from Louisville to Lisbon

Our best American Airlines deals on Louisville to Lisbon flight tickets

American Airlines

Oct 18

SDF7:15 amLouisville Intl

20h 50m

1 stop

LIS9:05 amLisbon Humberto Delgado

Nov 3

LIS8:20 amLisbon Humberto Delgado

18h 16m

2 stops

SDF9:36 pmLouisville Intl

$712

American Airlines

Nov 17

SDF11:08 amLouisville Intl

16h 57m

1 stop

LIS9:05 amLisbon Humberto Delgado

Nov 22

LIS11:05 amLisbon Humberto Delgado

16h 25m

1 stop

SDF10:30 pmLouisville Intl

$777

American Airlines

Nov 17

SDF11:08 amLouisville Intl

16h 57m

1 stop

LIS9:05 amLisbon Humberto Delgado

Nov 22

LIS11:05 amLisbon Humberto Delgado

18h 15m

2 stops

SDF12:20 amLouisville Intl

$781

Delta flights from Louisville to Lisbon

Our best Delta deals on Louisville to Lisbon flight tickets

Delta

Oct 27

SDF7:55 amLouisville Intl

20h 05m

2 stops

LIS8:00 amLisbon Humberto Delgado

Nov 11

LIS5:00 amLisbon Humberto Delgado

23h 13m

2 stops

SDF11:13 pmLouisville Intl

$611

Delta

Oct 25

SDF7:05 amLouisville Intl

20h 55m

2 stops

LIS8:00 amLisbon Humberto Delgado

Nov 1

LIS11:30 amLisbon Humberto Delgado

17h 29m

2 stops

SDF11:59 pmLouisville Intl

$662

Delta

Oct 18

SDF5:59 pmLouisville Intl

33h 01m

1 stop

LIS8:00 amLisbon Humberto Delgado

Nov 3

LIS10:00 amLisbon Humberto Delgado

32h 59m

1 stop

SDF1:59 pmLouisville Intl

$738

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LouisvilleLisbon

SDF Louisville Intl - LIS Lisbon Humberto Delgado

SDFLIS

Louisville Intl

Tue 10/27

7:55 am-8:00 am

2 stops20h 05m

Lisbon Humberto Delgado

Wed 11/11

5:00 am-11:13 pm

2 stops23h 13m

$611

LouisvilleLisbon

SDF Louisville Intl - LIS Lisbon Humberto Delgado

SDFLIS

Louisville Intl

Fri 12/4

7:00 am-8:00 am

2 stops20h 00m

Lisbon Humberto Delgado

Tue 12/8

10:00 am-9:51 pm

2 stops16h 51m

$650

Quickest round-trip

LouisvilleLisbon

SDF Louisville Intl - LIS Lisbon Humberto Delgado

SDFLIS

Louisville Intl

Thu 10/29

1:59 pm-8:00 am

2 stops14h 01m

Lisbon Humberto Delgado

Tue 11/3

11:15 am-10:47 pm

2 stops16h 32m

$650

LouisvilleLisbon

SDF Louisville Intl - LIS Lisbon Humberto Delgado

SDFLIS

Louisville Intl

Thu 10/29

1:20 pm-8:55 am

1 stop15h 35m

Lisbon Humberto Delgado

Tue 11/3

11:15 am-10:47 pm

2 stops16h 32m

$650

LouisvilleLisbon

SDF Louisville Intl - LIS Lisbon Humberto Delgado

SDFLIS

Louisville Intl

Fri 12/4

1:30 pm-9:00 am

1 stop14h 30m

Lisbon Humberto Delgado

Tue 12/8

10:00 am-9:17 pm

2 stops16h 17m

$650

LouisvilleLisbon

SDF Louisville Intl - LIS Lisbon Humberto Delgado

SDFLIS

Louisville Intl

Sun 10/18

7:15 am-9:05 am

1 stop20h 50m

Lisbon Humberto Delgado

Tue 11/3

8:20 am-9:36 pm

2 stops18h 16m

$712

LouisvilleLisbon

SDF Louisville Intl - LIS Lisbon Humberto Delgado

SDFLIS

Louisville Intl

Tue 10/27

9:55 am-10:05 am

1 stop20h 10m

Lisbon Humberto Delgado

Wed 11/11

5:00 am-5:02 pm

2 stops17h 02m

$714

LouisvilleLisbon

SDF Louisville Intl - LIS Lisbon Humberto Delgado

SDFLIS

Louisville Intl

Fri 12/4

8:45 am-8:10 am

1 stop18h 25m

Lisbon Humberto Delgado

Tue 12/8

10:15 am-8:00 pm

1 stop14h 45m

$727

LouisvilleLisbon

SDF Louisville Intl - LIS Lisbon Humberto Delgado

SDFLIS

Louisville Intl

Sun 10/18

10:25 am-9:20 am

2 stops17h 55m

Lisbon Humberto Delgado

Tue 11/3

6:05 am-10:30 pm

2 stops21h 25m

$732

LouisvilleLisbon

SDF Louisville Intl - LIS Lisbon Humberto Delgado

SDFLIS

Louisville Intl

Tue 11/17

11:08 am-9:05 am

1 stop16h 57m

Lisbon Humberto Delgado

Sun 11/22

11:05 am-10:30 pm

1 stop16h 25m

$777

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 17 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?

Prices are currently low for flights on this route.

Typical prices usually range from $901 to $1,218.
The lowest price recently found on this route was $650.

What is the cheapest month to fly to Lisbon?

In general, April 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 $651. If you are unable to visit Lisbon during the month of April, then departing from Louisville during the month January is also very affordable. Most momondo users find prices during this month for around $659.

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

Best Price Found	$489
Fastest flight time	13h 25m
Direct flights	None

The best one-way flight to Lisbon from Louisville in the past 72 hours is $489. The best round-trip flight deal from Louisville to Lisbon found on momondo in the last 72 hours is $611.

The fastest flight from Louisville to Lisbon takes 13h 25m

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

Search flight deals

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 13h 25m, 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 September 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 15%.

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 10,194 reviews	Search United Airlines flights
Delta	PriceFrom $587	Free Cancellation	Rating 7.8 8,554 reviews	Search Delta flights
American Airlines	PriceFrom $606	Free Cancellation	Rating 7.1 12,045 reviews	Search American Airlines flights

Sintra

Figueira da Foz

Fátima

Nazaré

Setúbal

Estoril

Evora

Óbidos

Ericeira

Batalha

Leiria

Sesimbra

Zambujeira do Mar

Sines

Oeiras

Costa da Caparica

Comporta

Caldas da Rainha

Peniche

Tomar

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.

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.

Start using Trips

Find my bookings

Get notified when prices go down

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

1 adult

Sat 10/10

Sat 10/17

Email me momondo's favorite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Portugal

Nearby airports

Airlines

Cabin classes

Other Portugal destinations

Other flights from Louisville

Complete your trip

Feeling lucky

Airports servicing Portugal

Cheap flights from Louisville to Lisbon from $489

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 10/16. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Find the cheapest flights from Louisville to Lisbon

Cheap round-trip flights

Cheap one-way flights

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

American Airlines flights from Louisville to Lisbon

Our best American Airlines deals on Louisville to Lisbon flight tickets

Delta flights from Louisville to Lisbon

Our best Delta deals on Louisville to Lisbon flight tickets

momondo Fare Finder

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

See travel insights to Lisbon from

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

Best Price Found

Fastest flight time

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

Airports servicing Portugal

Fly your favorite airline to Lisbon

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Lisbon

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

Popular cities in Portugal

Popular flights according to clicks in the last 7 days on momondo

Fly to other destinations from Louisville

According to popular flight searches on momondo this year

Complete your trip to Lisbon

Explore popular destinations other users love

According to popular flight searches on momondo this year