What airlines fly to Lisbon?

United Airlines, Delta 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 41% 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 airport is the most popular layover for flights between Louisville and Lisbon?

Philadelphia (PHL) was the most common stop: 60% of momondo users choosing 1-stop flights on this route connected there.

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.

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

Newark (EWR) has the shortest average layover time for this route: 4h 18m.

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 November 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.

$713 Cheap Flights from Louisville to Lisbon in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Louisville to Lisbon

Round-trip

One-way

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Enter your travel dates to find the best prices.

5:43 pm - 11:30 pmSDF Louisville Intl-LIS Lisbon Humberto Delgado

24h 47m2 stops Chicago O'Hare Intl Munich Franz Josef Strauss

12:50 pm - 6:15 pmLIS Lisbon Humberto Delgado-SDF Louisville Intl

34h 25m2 stops Montreal Pierre Elliott Trudeau Intl Chicago O'Hare Intl

$713Multiple Airlines

Sun, Feb 7 - Tue, Feb 16

6:29 pm - 5:45 pmSDF Louisville Intl-LIS Lisbon Humberto Delgado

18h 16m2 stops Chicago O'Hare Intl London Heathrow

8:45 pm - 10:24 amLIS Lisbon Humberto Delgado-SDF Louisville Intl

18h 39m2 stops Madrid Barajas Dallas/Fort Worth

$725Multiple Airlines

Wed, Feb 10 - Mon, Feb 15

6:15 am - 8:10 amSDF Louisville Intl-LIS Lisbon Humberto Delgado

20h 55m1 stop Newark

12:50 pm - 12:29 pmLIS Lisbon Humberto Delgado-SDF Louisville Intl

28h 39m2 stops Montreal Pierre Elliott Trudeau Intl Newark

$728United Airlines

Sun, Feb 7 - Tue, Feb 16

1:10 pm - 8:10 amSDF Louisville Intl-LIS Lisbon Humberto Delgado

14h 00m1 stop Newark

11:20 am - 7:34 pmLIS Lisbon Humberto Delgado-SDF Louisville Intl

37h 14m2 stops Toronto Pearson Intl Washington, D.C. Dulles Intl

$732United Airlines

Sun, Feb 28 - Wed, Mar 3

6:00 am - 6:55 amSDF Louisville Intl-LIS Lisbon Humberto Delgado

19h 55m2 stops Newark Montreal Pierre Elliott Trudeau Intl

11:20 am - 7:34 pmLIS Lisbon Humberto Delgado-SDF Louisville Intl

37h 14m2 stops Toronto Pearson Intl Washington, D.C. Dulles Intl

$735Air Canada

Sun, Feb 28 - Wed, Mar 3

9:45 am - 10:05 amSDF Louisville Intl-LIS Lisbon Humberto Delgado

19h 20m1 stop Washington, D.C. Dulles Intl

5:00 am - 8:32 pmLIS Lisbon Humberto Delgado-SDF Louisville Intl

20h 32m2 stops Frankfurt am Main Chicago O'Hare Intl

$735United Airlines

Sun, Feb 28 - Wed, Mar 3

7:00 am - 9:05 amSDF Louisville Intl-LIS Lisbon Humberto Delgado

21h 05m1 stop Philadelphia

6:30 am - 9:15 pmLIS Lisbon Humberto Delgado-SDF Louisville Intl

19h 45m2 stops Madrid Barajas Charlotte Douglas

$759American Airlines

Sun, Jan 24 - Wed, Feb 3

7:00 am - 9:05 amSDF Louisville Intl-LIS Lisbon Humberto Delgado

21h 05m1 stop Philadelphia

11:05 am - 9:59 pmLIS Lisbon Humberto Delgado-SDF Louisville Intl

15h 54m1 stop Philadelphia

$765American Airlines

Sun, Jan 24 - Wed, Feb 3

3:26 pm - 12:05 pmSDF Louisville Intl-LIS Lisbon Humberto Delgado

15h 39m2 stops Charlotte Douglas London Heathrow

7:45 am - 9:38 pmLIS Lisbon Humberto Delgado-SDF Louisville Intl

18h 53m2 stops Madrid Barajas Chicago O'Hare Intl

$801American Airlines

Sun, Dec 6 - Sun, Dec 13

6:40 am - 8:00 amSDF Louisville Intl-LIS Lisbon Humberto Delgado

20h 20m1 stop New York LaGuardia

12:25 pm - 5:02 pmLIS Lisbon Humberto Delgado-SDF Louisville Intl

33h 37m2 stops Paris Charles de Gaulle Atlanta Hartsfield-Jackson

$839Delta

Fri, Jan 15 - Mon, Jan 18

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Delta flights from Louisville to Lisbon

Our best Delta deals on Louisville to Lisbon flight tickets

Delta

Jan 15

SDF6:40 amLouisville Intl

20h 20m

1 stop

LIS8:00 amLisbon Humberto Delgado

Jan 18

LIS12:25 pmLisbon Humberto Delgado

33h 37m

2 stops

SDF5:02 pmLouisville Intl

$839

Delta

Nov 17

SDF1:30 pmLouisville Intl

14h 30m

1 stop

LIS9:00 amLisbon Humberto Delgado

Nov 28

LIS5:30 amLisbon Humberto Delgado

20h 24m

2 stops

SDF8:54 pmLouisville Intl

$1,196

Delta

Nov 17

SDF10:49 amLouisville Intl

19h 36m

2 stops

LIS11:25 amLisbon Humberto Delgado

Nov 28

LIS5:30 amLisbon Humberto Delgado

20h 24m

2 stops

SDF8:54 pmLouisville Intl

$1,199

Lufthansa flights from Louisville to Lisbon

Our best Lufthansa deals on Louisville to Lisbon flight tickets

Lufthansa

Dec 29

SDF1:16 pmLouisville Intl

13h 54m

1 stop

LIS8:10 amLisbon Humberto Delgado

Jan 4

LIS2:20 pmLisbon Humberto Delgado

38h 20m

2 stops

SDF11:40 pmLouisville Intl

$1,528

Lufthansa

Nov 17

SDF1:45 pmLouisville Intl

13h 25m

1 stop

LIS8:10 amLisbon Humberto Delgado

Nov 28

LIS12:20 pmLisbon Humberto Delgado

12h 10m

1 stop

SDF7:30 pmLouisville Intl

$1,575

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LouisvilleLisbon

SDF Louisville Intl - LIS Lisbon Humberto Delgado

SDFLIS

Louisville Intl

Sun 2/7

5:43 pm-11:30 pm

2 stops24h 47m

Lisbon Humberto Delgado

Tue 2/16

12:50 pm-6:15 pm

2 stops34h 25m

$713

LouisvilleLisbon

SDF Louisville Intl - LIS Lisbon Humberto Delgado

SDFLIS

Louisville Intl

Wed 2/10

6:29 pm-5:45 pm

2 stops18h 16m

Lisbon Humberto Delgado

Mon 2/15

8:45 pm-10:24 am

2 stops18h 39m

$725

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

Sun 2/28

6:00 am-6:55 am

2 stops19h 55m

Lisbon Humberto Delgado

Wed 3/3

11:20 am-7:34 pm

2 stops37h 14m

$735

LouisvilleLisbon

SDF Louisville Intl - LIS Lisbon Humberto Delgado

SDFLIS

Louisville Intl

Sun 2/28

9:45 am-10:05 am

1 stop19h 20m

Lisbon Humberto Delgado

Wed 3/3

5:00 am-8:32 pm

2 stops20h 32m

$735

LouisvilleLisbon

SDF Louisville Intl - LIS Lisbon Humberto Delgado

SDFLIS

Louisville Intl

Sun 1/24

7:00 am-9:05 am

1 stop21h 05m

Lisbon Humberto Delgado

Wed 2/3

6:30 am-9:15 pm

2 stops19h 45m

$759

LouisvilleLisbon

SDF Louisville Intl - LIS Lisbon Humberto Delgado

SDFLIS

Louisville Intl

Sun 1/24

7:00 am-9:05 am

1 stop21h 05m

Lisbon Humberto Delgado

Wed 2/3

11:05 am-9:59 pm

1 stop15h 54m

$765

Quickest round-trip

LouisvilleLisbon

SDF Louisville Intl - LIS Lisbon Humberto Delgado

SDFLIS

Louisville Intl

Sun 12/6

3:26 pm-12:05 pm

2 stops15h 39m

Lisbon Humberto Delgado

Sun 12/13

7:45 am-9:38 pm

2 stops18h 53m

$801

LouisvilleLisbon

SDF Louisville Intl - LIS Lisbon Humberto Delgado

SDFLIS

Louisville Intl

Fri 1/15

6:40 am-8:00 am

1 stop20h 20m

Lisbon Humberto Delgado

Mon 1/18

12:25 pm-5:02 pm

2 stops33h 37m

$839

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 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	$713
Fastest flight time	14h 00m
Direct flights	None

The best flight deal from Louisville to Lisbon found on momondo in the last 72 hours is $713

The fastest flight from Louisville to Lisbon takes 14h 00m

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 14h 00m, 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 November 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 59% of all bookings. The subsequent popular airlines are American Airlines at 23% and Delta at 18%.

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
American Airlines	PriceFrom $556	Free Cancellation	Rating 7.0 12,228 reviews	Search American Airlines flights
Delta	PriceFrom $587	Free Cancellation	Rating 7.8 8,698 reviews	Search Delta flights
United Airlines	PriceFrom $595	Free Cancellation	Rating 7.3 10,469 reviews	Search United Airlines flights

Sintra

Setúbal

Nazaré

Evora

Figueira da Foz

Estoril

Fátima

Óbidos

Ericeira

Sesimbra

Torres Vedras

Leiria

Batalha

Sines

Costa da Caparica

Caldas da Rainha

Comporta

Oeiras

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.

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Cheap flights from Louisville to Lisbon from $713

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 2/7. 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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Delta flights from Louisville to Lisbon

Our best Delta deals on Louisville to Lisbon flight tickets

Lufthansa flights from Louisville to Lisbon

Our best Lufthansa deals on Louisville to Lisbon flight tickets

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How to get the cheapest flight ticket from Louisville to 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

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.

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

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