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Lisbon

$365+ Cheap flights from Milwaukee (MKE) to Lisbon (LIS)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/15. Fares are subject to change and may not be available on all flights or dates of travel.
MKE — LIS
Feb 27 — Mar 61
Fri 2/27
Fri 3/6
1 adult, Economy
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Cheap flight deals from Milwaukee to Lisbon

Cheapest flights from Milwaukee to Lisbon
Explore the most affordable flight options available from Milwaukee to Lisbon. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 28, 2026.

This United Airlines deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/139:43 am
MKE
-
LIS
2 stops16h 37m
United Airlines
Mon 4/2011:25 am
LIS
-
MKE
2 stops40h 50m
United Airlines
Deal found 1/26$492
This KLM deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/107:00 am
MKE
-
LIS
1 stop21h 00m
KLM
Tue 3/175:00 am
LIS
-
MKE
2 stops17h 53m
KLM
Deal found 1/26$498
This United Airlines deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/101:25 pm
MKE
-
LIS
2 stops13h 45m
United Airlines
Tue 3/175:00 am
LIS
-
MKE
2 stops21h 50m
United Airlines
Deal found 1/26$500
This United Airlines deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/152:32 pm
MKE
-
LIS
2 stops26h 13m
United Airlines
Wed 4/297:25 am
LIS
-
MKE
2 stops20h 50m
United Airlines
Deal found 1/27$504
This oojo deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/2211:21 am
MKE
-
LIS
2 stops29h 54m
British Airways
Wed 4/297:20 am
LIS
-
MKE
2 stops17h 05m
British Airways
Deal found 1/26$508
This Delta deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/177:00 am
MKE
-
LIS
1 stop19h 00m
Delta
Wed 2/255:00 am
LIS
-
MKE
2 stops23h 39m
Delta
Deal found 1/25$541
This American Airlines deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/1710:26 am
MKE
-
LIS
1 stop16h 39m
American Airlines
Wed 2/256:30 am
LIS
-
MKE
2 stops17h 24m
American Airlines
Deal found 1/25$555
This Delta deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/135:05 pm
MKE
-
LIS
2 stops15h 50m
Delta
Mon 4/2010:00 am
LIS
-
MKE
1 stop16h 25m
Delta
Deal found 1/26$561

Find flight deals from Milwaukee to Lisbon

Discover tips and strategies to find the most affordable flight options for your journey from Milwaukee (MKE) to Lisbon (LIS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 28, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$492
(United Airlines)

One-way from

$365
(Ovago)

Popular in

July

Cheapest in

January

Average price

$619
Provider with most accurate pricing for Milwaukee-Mitchell-Lisbon Humberto Delgado flight deals.
Search Deals
Provider most trusted by Cheapflights users for Milwaukee-Mitchell-Lisbon Humberto Delgado flights.
Search Deals
From Milwaukee-Mitchell to Lisbon Humberto Delgado
Search Deals
One-way flight from Milwaukee-Mitchell to Lisbon Humberto Delgado
Search Deals
Highest demand for flights based on searches. 19% potential increase in price ($257 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($55 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Milwaukee to Lisbon that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 28, 2026.
Use the filters below to find and compare flights from Milwaukee to Lisbon that are best for you.

Fly from

Milwaukee

Fly to

Lisbon

Route

Depart

Return

Price

MilwaukeeLisbon

MKE - LIS

MKELIS

Milwaukee-Mitchell

Mon 4/13

9:43 am-8:20 am

2 stops16h 37m

Lisbon Humberto Delgado

Mon 4/20

11:25 am-10:15 pm

2 stops40h 50m

$492

MilwaukeeLisbon

MKE - LIS

MKELIS

Milwaukee-Mitchell

Tue 3/10

7:00 am-9:00 am

1 stop21h 00m

Lisbon Humberto Delgado

Tue 3/17

5:00 am-5:53 pm

2 stops17h 53m

$498

MilwaukeeLisbon

MKE - LIS

MKELIS

Milwaukee-Mitchell

Tue 3/10

1:25 pm-8:10 am

2 stops13h 45m

Lisbon Humberto Delgado

Tue 3/17

5:00 am-9:50 pm

2 stops21h 50m

$500

MilwaukeeLisbon

MKE - LIS

MKELIS

Milwaukee-Mitchell

Wed 4/15

2:32 pm-10:45 pm

2 stops26h 13m

Lisbon Humberto Delgado

Wed 4/29

7:25 am-10:15 pm

2 stops20h 50m

$504

MilwaukeeLisbon

MKE - LIS

MKELIS

Milwaukee-Mitchell

Tue 2/17

7:00 am-8:00 am

1 stop19h 00m

Lisbon Humberto Delgado

Wed 2/25

5:00 am-10:39 pm

2 stops23h 39m

$541

MilwaukeeLisbon

MKE - LIS

MKELIS

Milwaukee-Mitchell

Tue 2/17

10:26 am-9:05 am

1 stop16h 39m

Lisbon Humberto Delgado

Wed 2/25

6:30 am-5:54 pm

2 stops17h 24m

$555

MilwaukeeLisbon

MKE - LIS

MKELIS

Milwaukee-Mitchell

Tue 3/10

12:27 pm-8:00 am

1 stop14h 33m

Lisbon Humberto Delgado

Tue 3/17

11:15 am-6:40 pm

1 stop12h 25m

$582

MilwaukeeLisbon

MKE - LIS

MKELIS

Milwaukee-Mitchell

Wed 4/15

7:10 am-8:00 am

1 stop18h 50m

Lisbon Humberto Delgado

Wed 4/29

5:35 am-7:16 pm

2 stops19h 41m

$604

MilwaukeeLisbon

MKE - LIS

MKELIS

Milwaukee-Mitchell

Sat 2/7

7:05 am-8:00 am

1 stop18h 55m

Lisbon Humberto Delgado

Sat 2/14

5:00 am-6:11 pm

2 stops19h 11m

$641

MilwaukeeLisbon

MKE - LIS

MKELIS

Milwaukee-Mitchell

Wed 4/22

11:56 am-10:45 am

1 stop16h 49m

Lisbon Humberto Delgado

Wed 4/29

5:00 am-3:03 pm

2 stops16h 03m

$654

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/26

Showing 1-10 of 17 results
1
2

Compare providers for flights from Milwaukee to Lisbon

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Milwaukee to Lisbon in January.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice Accuracy2 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*2 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Milwaukee-Lisbon flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Milwaukee-Lisbon flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Milwaukee-Lisbon flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Milwaukee-Lisbon flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Milwaukee-Lisbon flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Milwaukee to Lisbon

Have a flexible travel schedule? Discover the best time to fly to Lisbon from Milwaukee with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Milwaukee to Lisbon

What is the cheapest month to book a flight from Milwaukee to Lisbon?

Currently, February is the cheapest month in which you can book a flight from Milwaukee to Lisbon (average of $394). Flying from Milwaukee to Lisbon in June is currently the most expensive (average of $711). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing Lisbon

Get insights into the airlines that provide service to Lisbon. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Lisbon. Reviews last updated January 28, 2026.
Read reviews from past customers who have flown Delta, United Airlines, and American Airlines from Milwaukee to Lisbon. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,123 reviews

Boarding

8.1

Food

7.2

Overall

7.9

Comfort

7.9

Crew

8.5

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,123 reviews
Delta
7.9
Good
8,123 reviews

Boarding

8.1

Food

7.2

Overall

7.9

Comfort

7.9

Crew

8.5

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,212 reviews
Delta
7.9
Good
8,123 reviews

Boarding

8.1

Food

7.2

Overall

7.9

Comfort

7.9

Crew

8.5

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.2
Good
11,201 reviews
Delta
7.9
Good
8,123 reviews

Boarding

8.1

Food

7.2

Overall

7.9

Comfort

7.9

Crew

8.5

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Milwaukee to Lisbon. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Milwaukee to Lisbon?

    There are many flights that can get you from Milwaukee to Lisbon in 16h 37m. Fly via United Airlines, KLM, or Delta to get the fastest option. The distance from Milwaukee to Lisbon is about 3967 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Milwaukee to Lisbon round-trip?

    According to our current data, United Airlines ($509), Delta ($595), and American Airlines ($703) offers the cheapest pricing from Milwaukee to Lisbon. You may be able to fly from Milwaukee to Lisbon for 52% less than the average price by searching for these airlines.

  • Can I find deals for flights from Milwaukee to Lisbon that include hotel bookings?

    Yes. In addition to deals on Milwaukee to Lisbon flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Milwaukee to Lisbon?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Milwaukee to Lisbon.

  • Can I find deals for business class flights from Milwaukee to Lisbon?

    Yes. Cheapflights offers flight deals from Milwaukee to Lisbon by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Milwaukee to Lisbon?

    Currently, February is the cheapest month in which you can book a flight from Milwaukee to Lisbon (average of $394). Flying from Milwaukee to Lisbon in June is currently the most expensive (average of $711). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Lisbon?

Book flights to Lisbon if you plan to visit one of these locations
Fátima
Oeiras
Ericeira
Beja
Costa da Caparica
Torres Vedras
Nazaré
Sesimbra
Colares

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Top 3 airlines flying from Milwaukee to Lisbon

Discover the top 3 airlines that operate flights from Milwaukee to Lisbon. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 28, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$509Average$841FlexibilityNo cancel feeOn-time69%
DeltaCheapest$595Average$1,232FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$703Average$1,278FlexibilityNo cancel feeOn-time71%

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