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Lisbon

$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 7/28. Fares are subject to change and may not be available on all flights or dates of travel.
MKE — LIS
Apr 15 — Apr 221
Wed 4/15
Wed 4/22
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 March 16, 2026.

This Air France deal was found by Cheapflights users on 3/13. 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.
Mon 4/2712:33 pm
MKE
-
LIS
2 stops16h 42m
Multiple Airlines
Mon 5/45:00 am
LIS
-
MKE
2 stops17h 22m
Multiple Airlines
Deal found 3/13$620
This FlightHub deal was found by Cheapflights users on 3/13. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/227:41 pm
MKE
-
LIS
2 stops21h 54m
Lufthansa
Wed 4/295:05 am
LIS
-
MKE
2 stops17h 42m
Lufthansa
Deal found 3/13$621
This United Airlines deal was found by Cheapflights users on 3/11. 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.
Sun 12/63:00 pm
MKE
-
LIS
1 stop11h 10m
United Airlines
Wed 12/911:20 am
LIS
-
MKE
2 stops32h 23m
United Airlines
Deal found 3/11$685
This KLM deal was found by Cheapflights users on 3/13. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/2711:56 am
MKE
-
LIS
1 stop16h 49m
KLM
Mon 5/45:00 am
LIS
-
MKE
2 stops17h 22m
KLM
Deal found 3/13$691

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 March 16, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$620
(Air France)

One-way from

$386
(Iberia)

Popular in

September

Cheapest in

January

Average price

$595
Provider with most accurate pricing for Milwaukee-Mitchell-Lisbon Humberto Delgado flight deals.
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Provider most trusted by Cheapflights users for Milwaukee-Mitchell-Lisbon Humberto Delgado flights.
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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. 20% potential increase in price ($250 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($53 potential savings vs. average RT price).
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Average for round-trip flights in March 2026
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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 March 16, 2026.
Use the filters below to find and compare flights from Milwaukee to Lisbon that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MilwaukeeLisbon

MKE - LIS

MKELIS

Milwaukee-Mitchell

Mon 4/27

11:56 am-10:45 am

1 stop16h 49m

Lisbon Humberto Delgado

Mon 5/4

5:00 am-4:22 pm

2 stops17h 22m

$691

MilwaukeeLisbon

MKE - LIS

MKELIS

Milwaukee-Mitchell

Wed 4/8

5:41 pm-3:40 pm

2 stops15h 59m

Lisbon Humberto Delgado

Wed 4/15

6:35 am-6:00 pm

2 stops17h 25m

$715

MilwaukeeLisbon

MKE - LIS

MKELIS

Milwaukee-Mitchell

Mon 8/10

7:30 am-10:30 am

2 stops21h 00m

Lisbon Humberto Delgado

Fri 8/21

12:20 pm-10:00 am

2 stops27h 40m

$777

MilwaukeeLisbon

MKE - LIS

MKELIS

Milwaukee-Mitchell

Mon 8/10

7:30 am-9:20 am

2 stops19h 50m

Lisbon Humberto Delgado

Mon 8/24

5:05 am-10:36 pm

2 stops23h 31m

$791

MilwaukeeLisbon

MKE - LIS

MKELIS

Milwaukee-Mitchell

Sat 8/8

12:05 pm-10:35 am

2 stops16h 30m

Lisbon Humberto Delgado

Wed 8/19

11:25 am-11:36 pm

2 stops18h 11m

$807
Quickest round-trip

MilwaukeeLisbon

MKE - LIS

MKELIS

Milwaukee-Mitchell

Mon 8/10

10:38 am-9:20 am

2 stops16h 42m

Lisbon Humberto Delgado

Sat 8/22

1:00 pm-10:36 pm

2 stops15h 36m

$811

MilwaukeeLisbon

MKE - LIS

MKELIS

Milwaukee-Mitchell

Wed 8/12

12:07 pm-11:00 am

2 stops16h 53m

Lisbon Humberto Delgado

Sat 8/22

1:00 pm-10:36 pm

2 stops15h 36m

$815

MilwaukeeLisbon

MKE - LIS

MKELIS

Milwaukee-Mitchell

Mon 8/10

11:15 am-10:45 am

1 stop17h 30m

Lisbon Humberto Delgado

Fri 8/21

5:00 am-4:42 pm

2 stops17h 42m

$826

MilwaukeeLisbon

MKE - LIS

MKELIS

Milwaukee-Mitchell

Tue 8/11

10:45 am-10:30 am

2 stops17h 45m

Lisbon Humberto Delgado

Thu 8/20

12:20 pm-12:11 am

2 stops17h 51m

$831

MilwaukeeLisbon

MKE - LIS

MKELIS

Milwaukee-Mitchell

Sat 8/8

8:30 am-10:35 am

2 stops20h 05m

Lisbon Humberto Delgado

Sat 8/22

1:00 pm-10:36 pm

2 stops15h 36m

$839

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/15

Showing 1-10 of 18 resultsSorted by cheapest first
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 March.
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 $382). Flying from Milwaukee to Lisbon in June is currently the most expensive (average of $702). 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 March 16, 2026.
Read reviews from past customers who have flown 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.
United Airlines
7.4
Good
9,428 reviews

Overall

7.4

Entertainment

7.1

Boarding

7.7

Food

6.6

Comfort

7.3

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.4
Good
9,428 reviews
United Airlines
7.4
Good
9,428 reviews

Overall

7.4

Entertainment

7.1

Boarding

7.7

Food

6.6

Comfort

7.3

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
American Airlines
7.1
Good
11,467 reviews
United Airlines
7.4
Good
9,428 reviews

Overall

7.4

Entertainment

7.1

Boarding

7.7

Food

6.6

Comfort

7.3

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

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 15h 59m. Fly via KLM, American Airlines, or United Airlines 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), and American Airlines ($619) offers the cheapest pricing from Milwaukee to Lisbon. You may be able to fly from Milwaukee to Lisbon for 48% 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 $382). Flying from Milwaukee to Lisbon in June is currently the most expensive (average of $702). 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
Ericeira
Oeiras
Beja
Costa da Caparica
Torres Vedras
Nazaré
Colares
Sesimbra

Browse thousands of different options on Cheapflights for your next trip

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Top 2 airlines flying from Milwaukee to Lisbon

Discover the top 2 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 March 16, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$509Average$742FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$778Average$1,297FlexibilityNo cancel feeOn-time71%

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