What airlines fly to Lisbon?

TAP AIR PORTUGAL, United Airlines and British Airways are the top three most popular airlines that fly to Lisbon from Milwaukee according to our data. TAP AIR PORTUGAL is the first choice among our users, with 59% of people opting to fly with this airline when traveling to Lisbon. Keep in mind that there are 18 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 Milwaukee and Lisbon?

Philadelphia (PHL) was the most common stop: 50% of momondo users choosing 1-stop flights on this route connected there.

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

Flights via Philadelphia (PHL) offer the lowest average round-trip price of $783.

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

Flights connecting via New York (JFK) have the shortest average one-way travel time: 13h 51m.

What is the cheapest airline that flies from Milwaukee-Mitchell to Lisbon Humberto Delgado?

KLM, Air Canada, and Air France are the most popular carriers operating from Milwaukee-Mitchell to Lisbon Humberto Delgado

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

New York (JFK) has the shortest average layover time for this route: 4h 43m.

When did momondo last update prices for flights from Milwaukee-Mitchell Airport to Lisbon Humberto Delgado Airport?

Prices for flights from Milwaukee-Mitchell Airport to Lisbon Humberto Delgado Airport refresh daily.

How many operators does momondo search for flights from Milwaukee-Mitchell Airport to Lisbon Humberto Delgado Airport?

As of September 2025, there are 4 operators available to choose from for flights from Milwaukee-Mitchell Airport to Lisbon Humberto Delgado Airport.

How old do you have to be to fly from Milwaukee-Mitchell 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 Milwaukee-Mitchell Airport to Lisbon Humberto Delgado Airport.

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

The travel and health documents required for your trip to Lisbon Humberto Delgado Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Lisbon Humberto Delgado Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$344 Cheap Flights from Milwaukee to Lisbon in 2025/26

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

Prices are currently low for flights on this route. Typical prices usually range from $1,121 to $1,583. The lowest price recently found on this route was $505.

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Find the cheapest flights from Milwaukee to Lisbon

Round-trip

One-way

Last minute

Cheap round-trip flights

7:00 am - 9:35 pmMKE-LIS

32h 35m2 stops

6:45 am - 8:12 pmLIS-MKE

19h 27m2 stops

$505Scandinavian Airlines

Find Deal

Wed, Jan 14 - Mon, Feb 9

7:00 am - 8:55 amMKE-LIS

43h 55m2 stops

4:55 pm - 8:12 pmLIS-MKE

33h 17m2 stops

$535Scandinavian Airlines

Find Deal

Wed, Jan 14 - Sun, Jan 18

6:05 am - 9:20 amMKE-LIS

21h 15m2 stops

5:00 am - 4:32 pmLIS-MKE

17h 32m2 stops

$598United Airlines

Find Deal

Tue, Nov 4 - Tue, Nov 11

6:41 pm - 5:40 pmMKE-LIS

16h 59m2 stops

11:05 am - 9:53 amLIS-MKE

28h 48m1 stop

$615American Airlines

Find Deal

Wed, Jan 14 - Mon, Feb 9

3:49 pm - 1:20 pmMKE-LIS

15h 31m2 stops

5:00 am - 5:17 pmLIS-MKE

18h 17m2 stops

$621United Airlines

Find Deal

Mon, Nov 3 - Tue, Nov 11

3:49 pm - 3:05 pmMKE-LIS

17h 16m2 stops

5:00 am - 4:32 pmLIS-MKE

17h 32m2 stops

$625United Airlines

Find Deal

Sun, Nov 2 - Tue, Nov 11

11:33 am - 7:40 amMKE-LIS

15h 07m2 stops

6:30 am - 6:27 pmLIS-MKE

17h 57m2 stops

$628American Airlines

Find Deal

Thu, Oct 30 - Thu, Nov 6

11:29 am - 8:10 amMKE-LIS

14h 41m1 stop

10:50 am - 3:43 pmLIS-MKE

34h 53m2 stops

$639Multiple Airlines

Find Deal

Wed, Jan 14 - Sun, Jan 18

5:52 pm - 11:30 pmMKE-LIS

23h 38m2 stops

3:55 pm - 4:32 pmLIS-MKE

30h 37m2 stops

$645Lufthansa

Find Deal

Tue, Nov 4 - Mon, Nov 10

2:45 pm - 10:50 pmMKE-LIS

27h 05m2 stops

5:00 am - 4:32 pmLIS-MKE

17h 32m2 stops

$680Lufthansa

Find Deal

Fri, Oct 31 - Tue, Nov 11

United Airlines flights from Milwaukee to Lisbon

Our best United Airlines deals on Milwaukee to Lisbon flight tickets

United Airlines

Nov 4

MKE6:05 amMilwaukee-Mitchell

21h 15m

2 stops

LIS9:20 amLisbon Humberto Delgado

Nov 11

LIS5:00 amLisbon Humberto Delgado

17h 32m

2 stops

MKE4:32 pmMilwaukee-Mitchell

$598

Find similar

United Airlines

Nov 3

MKE3:49 pmMilwaukee-Mitchell

15h 31m

2 stops

LIS1:20 pmLisbon Humberto Delgado

Nov 11

LIS5:00 amLisbon Humberto Delgado

18h 17m

2 stops

MKE5:17 pmMilwaukee-Mitchell

$621

Find similar

United Airlines

Nov 2

MKE3:49 pmMilwaukee-Mitchell

17h 16m

2 stops

LIS3:05 pmLisbon Humberto Delgado

Nov 11

LIS5:00 amLisbon Humberto Delgado

17h 32m

2 stops

MKE4:32 pmMilwaukee-Mitchell

$625

Find similar

Lufthansa flights from Milwaukee to Lisbon

Our best Lufthansa deals on Milwaukee to Lisbon flight tickets

Lufthansa

Nov 4

MKE5:52 pmMilwaukee-Mitchell

23h 38m

2 stops

LIS11:30 pmLisbon Humberto Delgado

Nov 10

LIS3:55 pmLisbon Humberto Delgado

30h 37m

2 stops

MKE4:32 pmMilwaukee-Mitchell

$645

Find similar

Lufthansa

Oct 31

MKE2:45 pmMilwaukee-Mitchell

27h 05m

2 stops

LIS10:50 pmLisbon Humberto Delgado

Nov 11

LIS5:00 amLisbon Humberto Delgado

17h 32m

2 stops

MKE4:32 pmMilwaukee-Mitchell

$680

Find similar

Lufthansa

Oct 30

MKE2:45 pmMilwaukee-Mitchell

27h 45m

2 stops

LIS11:30 pmLisbon Humberto Delgado

Nov 10

LIS3:55 pmLisbon Humberto Delgado

36h 04m

2 stops

MKE9:59 pmMilwaukee-Mitchell

$695

Find similar

Fly from

Fly to

Route

Depart

Return

Price

MilwaukeeLisbon

MKE - LIS

MKELIS

Milwaukee-Mitchell

Wed 1/14

7:00 am-9:35 pm

2 stops32h 35m

Lisbon Humberto Delgado

Mon 2/9

6:45 am-8:12 pm

2 stops19h 27m

$505

MilwaukeeLisbon

MKE - LIS

MKELIS

Milwaukee-Mitchell

Wed 1/14

7:00 am-8:55 am

2 stops43h 55m

Lisbon Humberto Delgado

Sun 1/18

4:55 pm-8:12 pm

2 stops33h 17m

$535

MilwaukeeLisbon

MKE - LIS

MKELIS

Milwaukee-Mitchell

Tue 11/4

6:05 am-9:20 am

2 stops21h 15m

Lisbon Humberto Delgado

Tue 11/11

5:00 am-4:32 pm

2 stops17h 32m

$598

MilwaukeeLisbon

MKE - LIS

MKELIS

Milwaukee-Mitchell

Wed 1/14

6:41 pm-5:40 pm

2 stops16h 59m

Lisbon Humberto Delgado

Mon 2/9

11:05 am-9:53 am

1 stop28h 48m

$615

MilwaukeeLisbon

MKE - LIS

MKELIS

Milwaukee-Mitchell

Mon 11/3

3:49 pm-1:20 pm

2 stops15h 31m

Lisbon Humberto Delgado

Tue 11/11

5:00 am-5:17 pm

2 stops18h 17m

$621

MilwaukeeLisbon

MKE - LIS

MKELIS

Milwaukee-Mitchell

Sun 11/2

3:49 pm-3:05 pm

2 stops17h 16m

Lisbon Humberto Delgado

Tue 11/11

5:00 am-4:32 pm

2 stops17h 32m

$625

MilwaukeeLisbon

MKE - LIS

MKELIS

Milwaukee-Mitchell

Thu 10/30

11:33 am-7:40 am

2 stops15h 07m

Lisbon Humberto Delgado

Thu 11/6

6:30 am-6:27 pm

2 stops17h 57m

$628

MilwaukeeLisbon

MKE - LIS

MKELIS

Milwaukee-Mitchell

Wed 1/14

11:29 am-8:10 am

1 stop14h 41m

Lisbon Humberto Delgado

Sun 1/18

10:50 am-3:43 pm

2 stops34h 53m

$639

MilwaukeeLisbon

MKE - LIS

MKELIS

Milwaukee-Mitchell

Tue 11/4

5:52 pm-11:30 pm

2 stops23h 38m

Lisbon Humberto Delgado

Mon 11/10

3:55 pm-4:32 pm

2 stops30h 37m

$645

MilwaukeeLisbon

MKE - LIS

MKELIS

Milwaukee-Mitchell

Fri 10/31

2:45 pm-10:50 pm

2 stops27h 05m

Lisbon Humberto Delgado

Tue 11/11

5:00 am-4:32 pm

2 stops17h 32m

$680

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Milwaukee 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 Milwaukee and Lisbon?

What is the cheapest month to fly to Lisbon?

In general, November is the cheapest month to fly from Milwaukee to Lisbon. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $659. If you are unable to visit Lisbon during the month of November, then departing from Milwaukee during the month February is also very affordable. Most momondo users find prices during this month for around $830.

What is the cheapest day to depart on your flight to Lisbon?

Our data shows that Sunday is the least expensive day to fly to Lisbon. Tickets to fly out on this day can be as low as $911. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Milwaukee to Lisbon for around $1,186.

What is the cheapest time of day to depart on your flight to Lisbon?

The cheapest time of day to fly to Lisbon is at noon when flights can be purchased for as low as $905. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are $1,072 on average. Flights to Lisbon from Milwaukee in the afternoon are generally more expensive because this time of day is more convenient for travelers’ schedules.

How far in advance should I book a flight to Lisbon?

You are more likely to see cheaper flights to Lisbon from Milwaukee when booking weeks ahead of your departure date. In general, you can expect to find flights to Lisbon for around $1,160 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Lisbon from Milwaukee for as low as $734 on momondo.

Can stopping save me money on Milwaukee to Lisbon flights?

You could potentially save up to 48% on your flight if you consider stops on a Milwaukee to Lisbon flight.

When to book flights from Milwaukee to Lisbon

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

Estimated round-trip price

Cheap Milwaukee to Lisbon (MKE to LIS) flight deals and tips

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

Direct flights	None

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

Search flight deals

How far is Milwaukee-Mitchell to Lisbon Humberto Delgado by plane?
Milwaukee-Mitchell and Lisbon Humberto Delgado are 3967.1 mi apart from one another. By plane, this route typically takes 14h 41m.
When did momondo last update prices for flights from Milwaukee-Mitchell Airport to Lisbon Humberto Delgado Airport?
Prices for flights from Milwaukee-Mitchell Airport to Lisbon Humberto Delgado Airport refresh daily.
How many operators does momondo search for flights from Milwaukee-Mitchell Airport to Lisbon Humberto Delgado Airport?
As of September 2025, there are 4 operators available to choose from for flights from Milwaukee-Mitchell Airport to Lisbon Humberto Delgado Airport.
How old do you have to be to fly from Milwaukee-Mitchell 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 Milwaukee-Mitchell Airport to Lisbon Humberto Delgado Airport.
What documentation or ID do you need to fly to Lisbon Humberto Delgado Airport?
The travel and health documents required for your trip to Lisbon Humberto Delgado Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Lisbon Humberto Delgado Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular airline from Milwaukee to Lisbon?
Based on momondo bookings for flights between Milwaukee and Lisbon, the leading airline is Delta, making up 31% of the total bookings. Other popular airlines include American Airlines with 27%, United Airlines with 23%, and KLM with 19%.

Best airlines flying from Milwaukee to Lisbon

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

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $555	Free Cancellation	Rating 7.4 8,926 reviews	Search United Airlines flights
KLM	PriceFrom $604	Free Cancellation	Rating 7.8 1,386 reviews	Search KLM flights
Delta	PriceFrom $699	Free Cancellation	Rating 7.9 7,961 reviews	Search Delta flights
American Airlines	PriceFrom $703	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights

Sintra

Fátima

Ericeira

Nazaré

Oeiras

Setúbal

Peniche

Almada

Leiria

Tomar

Estoril

Sesimbra

Evora

Figueira da Foz

Zambujeira do Mar

Torres Vedras

Batalha

Óbidos

Comporta

Costa da Caparica

Why use momondo?

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

Finding the right flight to Lisbon from Milwaukee is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Lisbon quick and easy, saving you time and money.

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

momondo does allow users to show only those flights to Lisbon from Milwaukee which offer a flexible booking policy as well as other useful filters and features.

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

momondo provides multiple filters to help you find the best flight to Lisbon from Milwaukee. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Yes. momondo can track prices for Milwaukee to Lisbon flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

An easier way to manage your Lisbon trip

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Cheap flights from Milwaukee to Lisbon from $344

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Milwaukee to Lisbon departing on 10/19. 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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Filter for what you want

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United Airlines flights from Milwaukee to Lisbon

Our best United Airlines deals on Milwaukee to Lisbon flight tickets

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How to get the cheapest flight ticket from Milwaukee 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

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

What is the cheapest month to fly to Lisbon?

What is the cheapest day to depart on your flight to Lisbon?

Our data shows that Sunday is the least expensive day to fly to Lisbon. Tickets to fly out on this day can be as low as $911. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Milwaukee to Lisbon for around $1,186.

What is the cheapest time of day to depart on your flight to Lisbon?

How far in advance should I book a flight to Lisbon?

Can stopping save me money on Milwaukee to Lisbon flights?

You could potentially save up to 48% on your flight if you consider stops on a Milwaukee to Lisbon flight.

What is the cheapest airline that flies from Milwaukee-Mitchell to Lisbon Humberto Delgado?

KLM, Air Canada, and Air France are the most popular carriers operating from Milwaukee-Mitchell to Lisbon Humberto Delgado

What airlines fly to Lisbon?

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

Philadelphia (PHL) was the most common stop: 50% of momondo users choosing 1-stop flights on this route connected there.

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

Flights via Philadelphia (PHL) offer the lowest average round-trip price of $783.

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

Flights connecting via New York (JFK) have the shortest average one-way travel time: 13h 51m.

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

New York (JFK) has the shortest average layover time for this route: 4h 43m.

When to book flights from Milwaukee to Lisbon

Cheap Milwaukee to Lisbon (MKE to LIS) flight deals and tips

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

Direct flights

How far is Milwaukee-Mitchell to Lisbon Humberto Delgado by plane?

When did momondo last update prices for flights from Milwaukee-Mitchell Airport to Lisbon Humberto Delgado Airport?

How many operators does momondo search for flights from Milwaukee-Mitchell Airport to Lisbon Humberto Delgado Airport?

How old do you have to be to fly from Milwaukee-Mitchell Airport to Lisbon Humberto Delgado Airport?

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

What is the most popular airline from Milwaukee to Lisbon?

Best airlines flying from Milwaukee to Lisbon

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

Traveling to a place near Lisbon?

Why use momondo?

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

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

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

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

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