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Lisbon

$541+ 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 10/12. Fares are subject to change and may not be available on all flights or dates of travel.
MKE — LIS
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheap 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 September 11, 2025.

Round-trip from

$505
(FlightHub)

Popular in

July

Cheapest in

November

Average price

$1,487
From Milwaukee-Mitchell to Lisbon Humberto Delgado
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Highest demand for flights based on searches. 21% potential increase in price ($331 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($64 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find 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 September 11, 2025.

This American Airlines deal was found by Cheapflights users on 9/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/244:44 pmMKE - LIS
1 stop10h 21mAmerican Airlines
Thu 11/66:30 amLIS - MKE
2 stops17h 13mAmerican Airlines
Deal found 9/11$603
This United Airlines deal was found by Cheapflights users on 9/11. 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.
Fri 10/245:00 amMKE - LIS
2 stops21h 20mUnited Airlines
Thu 11/65:00 amLIS - MKE
2 stops18h 17mUnited Airlines
Deal found 9/11$638
This American Airlines deal was found by Cheapflights users on 9/8. 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.
Fri 10/241:43 pmMKE - LIS
1 stop13h 22mAmerican Airlines
Fri 10/3111:05 amLIS - MKE
1 stop14h 13mAmerican Airlines
Deal found 9/8$703
This United Airlines deal was found by Cheapflights users on 9/11. 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.
Tue 10/218:20 amMKE - LIS
2 stops19h 00mUnited Airlines
Mon 10/275:00 amLIS - MKE
2 stops17h 17mUnited Airlines
Deal found 9/11$739
This Ovago deal was found by Cheapflights users on 9/8. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/248:16 pmMKE - LIS
2 stops21h 09mBritish Airways
Fri 10/313:50 pmLIS - MKE
2 stops32h 56mBritish Airways
Deal found 9/8$753
This Travelocity deal was found by Cheapflights users on 9/9. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/297:00 amMKE - LIS
2 stops20h 20mMultiple Airlines
Wed 10/85:05 amLIS - MKE
2 stops24h 19mMultiple Airlines
Deal found 9/9$758
This Cheapflightsfares deal was found by Cheapflights users on 9/10. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/297:15 pmMKE - LIS
2 stops20h 35mLufthansa
Wed 10/86:45 amLIS - MKE
2 stops22h 39mLufthansa
Deal found 9/10$765
This Cheapflightsfares deal was found by Cheapflights users on 9/10. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/307:15 pmMKE - LIS
2 stops22h 15mLufthansa
Wed 10/155:05 amLIS - MKE
2 stops21h 41mLufthansa
Deal found 9/10$769
This United Airlines deal was found by Cheapflights users on 9/11. 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.
Thu 10/238:20 amMKE - LIS
2 stops19h 00mUnited Airlines
Mon 10/275:00 amLIS - MKE
2 stops17h 17mUnited Airlines
Deal found 9/11$789
This United Airlines deal was found by Cheapflights users on 9/11. 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.
Tue 10/218:20 amMKE - LIS
2 stops19h 00mUnited Airlines
Tue 10/2811:55 amLIS - MKE
2 stops28h 34mUnited Airlines
Deal found 9/11$790

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 September 11, 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

Wed 1/14

11:47 am-9:05 am

1 stop15h 18m

Lisbon Humberto Delgado

Mon 2/9

11:05 am-9:02 pm

2 stops15h 57m

$610

MilwaukeeLisbon

MKE - LIS

MKELIS

Milwaukee-Mitchell

Fri 10/24

5:00 am-8:20 am

2 stops21h 20m

Lisbon Humberto Delgado

Thu 11/6

5:00 am-5:17 pm

2 stops18h 17m

$638

MilwaukeeLisbon

MKE - LIS

MKELIS

Milwaukee-Mitchell

Fri 3/6

7:00 am-8:55 am

2 stops43h 55m

Lisbon Humberto Delgado

Sat 3/14

11:20 am-3:04 pm

2 stops32h 44m

$690

MilwaukeeLisbon

MKE - LIS

MKELIS

Milwaukee-Mitchell

Tue 10/21

8:20 am-9:20 am

2 stops19h 00m

Lisbon Humberto Delgado

Mon 10/27

5:00 am-5:17 pm

2 stops17h 17m

$739

MilwaukeeLisbon

MKE - LIS

MKELIS

Milwaukee-Mitchell

Wed 10/22

12:05 pm-9:20 am

2 stops15h 15m

Lisbon Humberto Delgado

Mon 10/27

5:00 am-5:17 pm

2 stops17h 17m

$739

MilwaukeeLisbon

MKE - LIS

MKELIS

Milwaukee-Mitchell

Fri 10/24

8:16 pm-11:25 pm

2 stops21h 09m

Lisbon Humberto Delgado

Fri 10/31

3:50 pm-7:46 pm

2 stops32h 56m

$753

MilwaukeeLisbon

MKE - LIS

MKELIS

Milwaukee-Mitchell

Fri 10/24

2:18 pm-11:50 am

2 stops15h 32m

Lisbon Humberto Delgado

Fri 10/31

11:05 am-8:18 pm

1 stop14h 13m

$756

MilwaukeeLisbon

MKE - LIS

MKELIS

Milwaukee-Mitchell

Tue 9/30

7:15 pm-10:05 pm

2 stops20h 50m

Lisbon Humberto Delgado

Wed 10/15

5:05 am-10:31 pm

2 stops23h 26m

$769

MilwaukeeLisbon

MKE - LIS

MKELIS

Milwaukee-Mitchell

Fri 10/24

7:00 am-8:20 am

2 stops19h 20m

Lisbon Humberto Delgado

Mon 10/27

5:00 am-5:17 pm

2 stops17h 17m

$789

MilwaukeeLisbon

MKE - LIS

MKELIS

Milwaukee-Mitchell

Sun 10/12

10:50 am-9:20 am

3 stops16h 30m

$541

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/11

Showing 1-10 of 12 results
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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

How far ahead should I book a flight from Milwaukee to Lisbon?

Use this chart to determine the optimal time to book a round-trip flight from Milwaukee to Lisbon. Price data was last updated on August 29, 2025.

The best time to book flights from Milwaukee to Lisbon is 56 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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 $612). Flying from Milwaukee to Lisbon in June is currently the most expensive (average of $1,127). 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 September 11, 2025.

Unlike in the afternoon, when flights are generally more expensive, you can save up to 16% on flights from Milwaukee to Lisbon by exploring options for tickets at noon.

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 September 11, 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
8.0
Very good
7,960 reviews

Crew

8.5

Food

7.3

Overall

8.0

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,960 reviews
Delta
8.0
Very good
7,960 reviews

Crew

8.5

Food

7.3

Overall

8.0

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
KLM
7.8
Good
1,385 reviews
Delta
8.0
Very good
7,960 reviews

Crew

8.5

Food

7.3

Overall

8.0

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,937 reviews
Delta
8.0
Very good
7,960 reviews

Crew

8.5

Food

7.3

Overall

8.0

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,960 reviews

Crew

8.5

Food

7.3

Overall

8.0

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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 18m. Fly via American Airlines, United Airlines, or Air Canada 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 ($555), KLM ($604), and Delta ($699) 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, January is the cheapest month in which you can book a flight from Milwaukee to Lisbon (average of $612). Flying from Milwaukee to Lisbon in June is currently the most expensive (average of $1,127). 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
Sintra
Fátima
Oeiras
Beja
Nazaré
Ericeira
Costa da Caparica
Torres Vedras
Sesimbra
Colares

Browse thousands of different options on Cheapflights for your next trip

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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 September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$555Average$889FlexibilityNo cancel feeOn-time69%
KLMCheapest$604Average$1,154FlexibilityNo cancel feeOn-time75%
DeltaCheapest$699Average$1,226FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$703Average$1,197FlexibilityNo cancel feeOn-time71%

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