What airlines fly to Lisbon?

TAP AIR PORTUGAL, United Airlines and American Airlines 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 65% of people opting to fly with this airline when traveling to Lisbon. Keep in mind that there are 17 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 Milwaukee-Mitchell to Lisbon Humberto Delgado?

American Airlines, Lufthansa, and Delta are the most popular carriers operating from Milwaukee-Mitchell to Lisbon Humberto Delgado

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

Flights connecting via Philadelphia (PHL) have the shortest average one-way travel time: 14h 47m.

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

Philadelphia (PHL) has the shortest average layover time for this route: 4h 03m.

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

Flights via New York (JFK) offer the lowest average round-trip price of $1,125.

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

Philadelphia (PHL) was the most common stop: 80% of momondo users choosing 1-stop flights on this route connected there.

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 August 2026, there are 3 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.

$456 Cheap Flights from Milwaukee to Lisbon in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Milwaukee to Lisbon

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11:06 am - 8:10 amMKE Milwaukee-Mitchell-LIS Lisbon Humberto Delgado

15h 04m1 stop Newark

5:00 am - 6:06 pmLIS Lisbon Humberto Delgado-MKE Milwaukee-Mitchell

19h 06m2 stops Frankfurt am Main Newark

$734United Airlines

Wed, Nov 4 - Wed, Nov 11

7:00 pm - 11:30 pmMKE Milwaukee-Mitchell-LIS Lisbon Humberto Delgado

22h 30m2 stops Chicago O'Hare Intl Munich Franz Josef Strauss

11:20 am - 9:49 amLIS Lisbon Humberto Delgado-MKE Milwaukee-Mitchell

28h 29m2 stops Montreal Pierre Elliott Trudeau Intl Chicago O'Hare Intl

$734United Airlines

Tue, Jan 5 - Fri, Jan 15

11:06 am - 8:10 amMKE Milwaukee-Mitchell-LIS Lisbon Humberto Delgado

15h 04m1 stop Newark

5:00 am - 6:06 pmLIS Lisbon Humberto Delgado-MKE Milwaukee-Mitchell

19h 06m2 stops Frankfurt am Main Newark

$734United Airlines

Wed, Nov 4 - Thu, Nov 12

8:00 am - 8:00 amMKE Milwaukee-Mitchell-LIS Lisbon Humberto Delgado

18h 00m1 stop New York John F Kennedy Intl

5:00 am - 9:08 pmLIS Lisbon Humberto Delgado-MKE Milwaukee-Mitchell

22h 08m2 stops Amsterdam Schiphol Atlanta Hartsfield-Jackson

$735Delta

Tue, Jan 5 - Fri, Jan 15

8:10 am - 8:00 amMKE Milwaukee-Mitchell-LIS Lisbon Humberto Delgado

17h 50m1 stop New York John F Kennedy Intl

5:00 am - 4:57 pmLIS Lisbon Humberto Delgado-MKE Milwaukee-Mitchell

17h 57m2 stops Amsterdam Schiphol Detroit Metropolitan Wayne County

$735Multiple Airlines

Wed, Dec 2 - Tue, Dec 8

2:40 pm - 9:00 amMKE Milwaukee-Mitchell-LIS Lisbon Humberto Delgado

12h 20m1 stop Boston Logan Intl

5:00 am - 3:18 pmLIS Lisbon Humberto Delgado-MKE Milwaukee-Mitchell

16h 18m2 stops Amsterdam Schiphol Minneapolis St Paul

$736Delta

Wed, Nov 4 - Tue, Nov 10

12:42 pm - 11:20 amMKE Milwaukee-Mitchell-LIS Lisbon Humberto Delgado

16h 38m2 stops Atlanta Hartsfield-Jackson Paris Charles de Gaulle

5:00 am - 4:57 pmLIS Lisbon Humberto Delgado-MKE Milwaukee-Mitchell

17h 57m2 stops Amsterdam Schiphol Detroit Metropolitan Wayne County

$739Multiple Airlines

Wed, Dec 2 - Tue, Dec 8

11:30 am - 11:20 amMKE Milwaukee-Mitchell-LIS Lisbon Humberto Delgado

17h 50m2 stops Minneapolis St Paul Paris Charles de Gaulle

5:00 am - 3:18 pmLIS Lisbon Humberto Delgado-MKE Milwaukee-Mitchell

16h 18m2 stops Amsterdam Schiphol Minneapolis St Paul

$740Delta

Wed, Nov 4 - Tue, Nov 10

8:14 pm - 6:00 pmMKE Milwaukee-Mitchell-LIS Lisbon Humberto Delgado

15h 46m2 stops Chicago O'Hare Intl London Heathrow

11:05 am - 11:34 pmLIS Lisbon Humberto Delgado-MKE Milwaukee-Mitchell

18h 29m1 stop Philadelphia

$1,064American Airlines

Fri, Oct 2 - Fri, Oct 9

1:16 pm - 9:05 amMKE Milwaukee-Mitchell-LIS Lisbon Humberto Delgado

13h 49m1 stop Philadelphia

11:05 am - 11:34 pmLIS Lisbon Humberto Delgado-MKE Milwaukee-Mitchell

18h 29m1 stop Philadelphia

$1,208American Airlines

Fri, Oct 2 - Fri, Oct 9

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United Airlines flights from Milwaukee to Lisbon

Our best United Airlines deals on Milwaukee to Lisbon flight tickets

United Airlines

Nov 4

MKE11:06 amMilwaukee-Mitchell

15h 04m

1 stop

LIS8:10 amLisbon Humberto Delgado

Nov 12

LIS5:00 amLisbon Humberto Delgado

19h 06m

2 stops

MKE6:06 pmMilwaukee-Mitchell

$734

United Airlines

Nov 4

MKE11:06 amMilwaukee-Mitchell

15h 04m

1 stop

LIS8:10 amLisbon Humberto Delgado

Nov 11

LIS10:15 amLisbon Humberto Delgado

18h 35m

1 stop

MKE10:50 pmMilwaukee-Mitchell

$746

United Airlines

Oct 21

MKE6:00 amMilwaukee-Mitchell

20h 20m

1 stop

LIS8:20 amLisbon Humberto Delgado

Oct 28

LIS5:00 amLisbon Humberto Delgado

17h 43m

2 stops

MKE5:43 pmMilwaukee-Mitchell

$765

Delta flights from Milwaukee to Lisbon

Our best Delta deals on Milwaukee to Lisbon flight tickets

Delta

Nov 4

MKE2:40 pmMilwaukee-Mitchell

12h 20m

1 stop

LIS9:00 amLisbon Humberto Delgado

Nov 10

LIS5:00 amLisbon Humberto Delgado

16h 18m

2 stops

MKE3:18 pmMilwaukee-Mitchell

$736

Delta

Nov 4

MKE11:30 amMilwaukee-Mitchell

17h 50m

2 stops

LIS11:20 amLisbon Humberto Delgado

Nov 13

LIS5:00 amLisbon Humberto Delgado

20h 29m

2 stops

MKE7:29 pmMilwaukee-Mitchell

$740

Delta

Oct 21

MKE1:24 pmMilwaukee-Mitchell

19h 31m

2 stops

LIS2:55 pmLisbon Humberto Delgado

Oct 29

LIS5:00 amLisbon Humberto Delgado

21h 13m

2 stops

MKE9:13 pmMilwaukee-Mitchell

$770

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MilwaukeeLisbon

MKE Milwaukee-Mitchell - LIS Lisbon Humberto Delgado

MKELIS

Milwaukee-Mitchell

Wed 11/4

11:06 am-8:10 am

1 stop15h 04m

Lisbon Humberto Delgado

Wed 11/11

5:00 am-6:06 pm

2 stops19h 06m

$734

MilwaukeeLisbon

MKE Milwaukee-Mitchell - LIS Lisbon Humberto Delgado

MKELIS

Milwaukee-Mitchell

Tue 1/5

7:00 pm-11:30 pm

2 stops22h 30m

Lisbon Humberto Delgado

Fri 1/15

11:20 am-9:49 am

2 stops28h 29m

$734

MilwaukeeLisbon

MKE Milwaukee-Mitchell - LIS Lisbon Humberto Delgado

MKELIS

Milwaukee-Mitchell

Wed 11/4

11:06 am-8:10 am

1 stop15h 04m

Lisbon Humberto Delgado

Thu 11/12

5:00 am-6:06 pm

2 stops19h 06m

$734

MilwaukeeLisbon

MKE Milwaukee-Mitchell - LIS Lisbon Humberto Delgado

MKELIS

Milwaukee-Mitchell

Tue 1/5

8:00 am-8:00 am

1 stop18h 00m

Lisbon Humberto Delgado

Fri 1/15

5:00 am-9:08 pm

2 stops22h 08m

$735

MilwaukeeLisbon

MKE Milwaukee-Mitchell - LIS Lisbon Humberto Delgado

MKELIS

Milwaukee-Mitchell

Wed 12/2

8:10 am-8:00 am

1 stop17h 50m

Lisbon Humberto Delgado

Tue 12/8

5:00 am-4:57 pm

2 stops17h 57m

$735

Quickest round-trip

MilwaukeeLisbon

MKE Milwaukee-Mitchell - LIS Lisbon Humberto Delgado

MKELIS

Milwaukee-Mitchell

Wed 11/4

2:40 pm-9:00 am

1 stop12h 20m

Lisbon Humberto Delgado

Tue 11/10

5:00 am-3:18 pm

2 stops16h 18m

$736

MilwaukeeLisbon

MKE Milwaukee-Mitchell - LIS Lisbon Humberto Delgado

MKELIS

Milwaukee-Mitchell

Wed 12/2

12:42 pm-11:20 am

2 stops16h 38m

Lisbon Humberto Delgado

Tue 12/8

5:00 am-4:57 pm

2 stops17h 57m

$739

MilwaukeeLisbon

MKE Milwaukee-Mitchell - LIS Lisbon Humberto Delgado

MKELIS

Milwaukee-Mitchell

Wed 11/4

11:30 am-11:20 am

2 stops17h 50m

Lisbon Humberto Delgado

Tue 11/10

5:00 am-3:18 pm

2 stops16h 18m

$740

MilwaukeeLisbon

MKE Milwaukee-Mitchell - LIS Lisbon Humberto Delgado

MKELIS

Milwaukee-Mitchell

Fri 10/2

8:14 pm-6:00 pm

2 stops15h 46m

Lisbon Humberto Delgado

Fri 10/9

11:05 am-11:34 pm

1 stop18h 29m

$1,064

MilwaukeeLisbon

MKE Milwaukee-Mitchell - LIS Lisbon Humberto Delgado

MKELIS

Milwaukee-Mitchell

Fri 10/2

1:16 pm-9:05 am

1 stop13h 49m

Lisbon Humberto Delgado

Fri 10/9

11:05 am-11:34 pm

1 stop18h 29m

$1,208

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?

Prices are currently low for flights on this route.

Typical prices usually range from $1,125 to $1,280.
The lowest price recently found on this route was $734.

What is the cheapest month to fly to Lisbon?

In general, March 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 $595. If you are unable to visit Lisbon during the month of March, then departing from Milwaukee during the month February is also very affordable. Most momondo users find prices during this month for around $714.

Can stopping save me money on Milwaukee to Lisbon flights?

You could potentially save up to 11% 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

Best Price Found	$456
Fastest flight time	10h 10m
Direct flights	None

The best one-way flight to Lisbon from Milwaukee in the past 72 hours is $456. The best round-trip flight deal from Milwaukee to Lisbon found on momondo in the last 72 hours is $734.

The fastest flight from Milwaukee to Lisbon takes 10h 10m

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

Search flight deals

Frequently asked questions about flying from Milwaukee to Lisbon

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 10h 10m.
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 August 2026, there are 3 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 American Airlines, making up 44% of the total bookings. Other popular airlines include United Airlines with 29% and Delta with 27%.

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
Delta	PriceFrom $509	Free Cancellation	Rating 7.8 8,500 reviews	Search Delta flights
United Airlines	PriceFrom $509	Free Cancellation	Rating 7.4 10,104 reviews	Search United Airlines flights
American Airlines	PriceFrom $808	Free Cancellation	Rating 7.1 11,962 reviews	Search American Airlines flights

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Fátima

Estoril

Figueira da Foz

Setúbal

Nazaré

Evora

Ericeira

Óbidos

Peniche

Tomar

Batalha

Leiria

Oeiras

Sesimbra

Zambujeira do Mar

Comporta

Sines

Caldas da Rainha

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.

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Cheap flights from Milwaukee to Lisbon from $456

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 10/4. 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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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

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

What is the cheapest month to fly to Lisbon?

Can stopping save me money on Milwaukee to Lisbon flights?

What is the cheapest airline that flies 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?

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

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

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

When to book flights from Milwaukee to Lisbon

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

Best Price Found

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Frequently asked questions about flying 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?

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.

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