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$386+ 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 1/15. Fares are subject to change and may not be available on all flights or dates of travel.
MKE — LIS
Jan 14 — Jan 211
Wed 1/14
Wed 1/21
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 December 15, 2025.

This KAYAK deal was found by Cheapflights users on 12/13. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/3112:02 pmMKE - LIS
2 stops20h 48mLufthansa
Mon 1/58:20 amLIS - MKE
2 stops43h 39mLufthansa
Deal found 12/13$1,320
This KAYAK deal was found by Cheapflights users on 12/13. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/305:42 pmMKE - LIS
2 stops39h 08mLufthansa
Mon 1/58:20 amLIS - MKE
2 stops43h 39mLufthansa
Deal found 12/13$1,325
This Delta deal was found by Cheapflights users on 12/14. 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 12/161:12 pmMKE - LIS
2 stops13h 48mDelta
Sat 12/205:30 amLIS - MKE
2 stops17h 24mDelta
Deal found 12/14$1,401
This Delta deal was found by Cheapflights users on 12/13. 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.
Wed 12/315:25 pmMKE - LIS
2 stops15h 45mDelta
Sun 1/411:15 amLIS - MKE
1 stop14h 50mDelta
Deal found 12/13$1,506
This Iberia deal was found by Cheapflights users on 12/14. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/153:42 pmMKE - LIS
2 stops17h 13mMultiple Airlines
Sat 12/207:00 amLIS - MKE
2 stops16h 49mMultiple Airlines
Deal found 12/14$1,554
This KLM deal was found by Cheapflights users on 12/14. 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 12/302:00 pmMKE - LIS
1 stop12h 00mKLM
Sat 1/35:00 amLIS - MKE
2 stops16h 24mKLM
Deal found 12/14$1,569
This Delta deal was found by Cheapflights users on 12/13. 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 12/306:15 pmMKE - LIS
2 stops31h 45mDelta
Sun 1/411:15 amLIS - MKE
1 stop14h 50mDelta
Deal found 12/13$1,571
This Air France deal was found by Cheapflights users on 12/14. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/306:15 pmMKE - LIS
2 stops17h 15mMultiple Airlines
Sat 1/35:00 amLIS - MKE
2 stops16h 24mMultiple Airlines
Deal found 12/14$1,573
This KLM deal was found by Cheapflights users on 12/15. 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.
Thu 12/251:05 pmMKE - LIS
1 stop12h 55mMultiple Airlines
Sun 1/411:15 amLIS - MKE
2 stops15h 20mMultiple Airlines
Deal found 12/15$1,668
This Air France deal was found by Cheapflights users on 12/13. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/255:25 pmMKE - LIS
2 stops15h 45mAir France
Sun 1/411:15 amLIS - MKE
2 stops15h 20mAir France
Deal found 12/13$1,672

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 December 15, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$485
(FlightHub)

One-way from

$386
(Kiwi.com)

Popular in

July

Cheapest in

November

Average price

$1,405
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. 16% potential increase in price ($219 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($60 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
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 December 15, 2025.
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 2/16

11:39 am-8:10 am

1 stop14h 31m

Lisbon Humberto Delgado

Wed 2/25

8:20 am-10:28 pm

2 stops20h 08m

$485

MilwaukeeLisbon

MKE - LIS

MKELIS

Milwaukee-Mitchell

Mon 2/16

1:25 pm-9:20 am

2 stops37h 55m

Lisbon Humberto Delgado

Wed 2/25

11:20 am-2:05 pm

2 stops32h 45m

$493

MilwaukeeLisbon

MKE - LIS

MKELIS

Milwaukee-Mitchell

Tue 1/13

11:29 am-8:10 am

1 stop14h 41m

Lisbon Humberto Delgado

Sun 1/18

5:00 am-6:53 pm

2 stops19h 53m

$494

MilwaukeeLisbon

MKE - LIS

MKELIS

Milwaukee-Mitchell

Sun 1/11

7:05 am-8:00 am

1 stop18h 55m

Lisbon Humberto Delgado

Sun 1/18

5:00 am-8:58 pm

2 stops21h 58m

$496

MilwaukeeLisbon

MKE - LIS

MKELIS

Milwaukee-Mitchell

Mon 1/12

11:29 am-8:10 am

1 stop14h 41m

Lisbon Humberto Delgado

Tue 1/20

6:10 am-9:59 pm

2 stops21h 49m

$496

MilwaukeeLisbon

MKE - LIS

MKELIS

Milwaukee-Mitchell

Wed 1/28

8:33 am-8:10 am

2 stops17h 37m

Lisbon Humberto Delgado

Wed 2/4

6:10 am-9:59 pm

2 stops21h 49m

$500

MilwaukeeLisbon

MKE - LIS

MKELIS

Milwaukee-Mitchell

Thu 1/29

12:07 pm-12:10 pm

2 stops18h 03m

Lisbon Humberto Delgado

Thu 2/5

6:30 am-6:26 pm

2 stops17h 56m

$501

MilwaukeeLisbon

MKE - LIS

MKELIS

Milwaukee-Mitchell

Tue 1/13

9:33 am-11:20 am

2 stops19h 47m

Lisbon Humberto Delgado

Sun 1/18

5:00 am-8:58 pm

2 stops21h 58m

$501

MilwaukeeLisbon

MKE - LIS

MKELIS

Milwaukee-Mitchell

Fri 1/23

5:00 am-9:20 am

2 stops22h 20m

Lisbon Humberto Delgado

Tue 1/27

5:00 am-12:09 pm

2 stops37h 09m

$501

MilwaukeeLisbon

MKE - LIS

MKELIS

Milwaukee-Mitchell

Thu 1/29

7:05 am-8:00 am

1 stop18h 55m

Lisbon Humberto Delgado

Thu 2/5

10:00 am-8:58 pm

1 stop16h 58m

$506

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/15

Showing 1-10 of 13 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 December.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*1 star
OvagoPrice Accuracy2 starsTrust Score*2 stars
AranGrantPrice Accuracy2 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 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 eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Milwaukee-Lisbon flight deals on Cheapflights vs. eDreams >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 eDreams the most. eDreams 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, January is the cheapest month in which you can book a flight from Milwaukee to Lisbon (average of $427). Flying from Milwaukee to Lisbon in June is currently the most expensive (average of $712). 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.

What is the cheapest time of day to fly from MKE to LIS?

Find hourly flight availability from Milwaukee to Lisbon. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 15, 2025.

Unlike in the afternoon, when flights are generally more expensive, you can save up to 20% on flights from Milwaukee to Lisbon by exploring options for tickets in the evening.

How much does it cost to fly round-trip from Milwaukee to Lisbon?

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 December 15, 2025.
Read reviews from past customers who have flown Delta, KLM, and United 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
8,010 reviews

Boarding

8.1

Overall

7.9

Crew

8.5

Comfort

7.9

Entertainment

7.9

Food

7.3

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
8,010 reviews
Delta
7.9
Good
8,010 reviews

Boarding

8.1

Overall

7.9

Crew

8.5

Comfort

7.9

Entertainment

7.9

Food

7.3

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.
KLM
7.7
Good
1,432 reviews
Delta
7.9
Good
8,010 reviews

Boarding

8.1

Overall

7.9

Crew

8.5

Comfort

7.9

Entertainment

7.9

Food

7.3

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
9,094 reviews
Delta
7.9
Good
8,010 reviews

Boarding

8.1

Overall

7.9

Crew

8.5

Comfort

7.9

Entertainment

7.9

Food

7.3

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
11,049 reviews
Delta
7.9
Good
8,010 reviews

Boarding

8.1

Overall

7.9

Crew

8.5

Comfort

7.9

Entertainment

7.9

Food

7.3

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 14h 31m. Fly via Lufthansa, United Airlines, 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 ($668), and American Airlines ($703) offers the cheapest pricing from Milwaukee to Lisbon. You may be able to fly from Milwaukee to Lisbon for 54% 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, January is the cheapest month in which you can book a flight from Milwaukee to Lisbon (average of $427). Flying from Milwaukee to Lisbon in June is currently the most expensive (average of $712). 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
Costa da Caparica
Torres Vedras
Beja
Nazaré
Sesimbra
Colares

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Top 4 airlines flying from Milwaukee to Lisbon

Discover the top 4 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 December 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$509Average$881FlexibilityNo cancel feeOn-time69%
DeltaCheapest$668Average$1,179FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$703Average$1,247FlexibilityNo cancel feeOn-time71%
KLMCheapest$827Average$1,200FlexibilityNo cancel feeOn-time75%

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