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Portugal

$301+ Cheap flights from Wisconsin to Portugal

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 4/28. Fares are subject to change and may not be available on all flights or dates of travel.
MKE — LIS
Apr 7 — Apr 141
Mon 4/7
Mon 4/14
1 adult, Economy
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Cheap flight deals from Wisconsin to Portugal

Keep the following information in mind while searching for Wisconsin to Portugal flight deals. Data was last updated April 2, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$564
(Expedia)

One-way from

$301
(Kiwi.com)

Popular in

July

Cheapest in

January

Average price

$1,014
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 Wisconsin to Portugal
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One-way flight from Wisconsin to Portugal
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Highest demand for flights based on searches. 14% potential increase in price ($178 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($30 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from Wisconsin to Portugal

Cheapest flights from Wisconsin to Portugal
Explore the most affordable flight options available from Wisconsin to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 2, 2025.

This American Airlines deal was found by Cheapflights users on 3/31. 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.
Wed 10/152:55 pmORD - OPO
2 stops14h 45mAmerican Airlines
Fri 10/318:20 amOPO - ORD
2 stops17h 55mAmerican Airlines
Deal found 3/31$558
This FlightHub deal was found by Cheapflights users on 4/1. 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 10/297:25 pmMSP - LIS
1 stop19h 55mIcelandair
Thu 11/139:20 pmLIS - MSP
1 stop26h 05mIcelandair
Deal found 4/1$563
This United deal was found by Cheapflights users on 4/1. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/134:00 pmORD - OPO
1 stop17h 45mUnited Airlines
Tue 11/116:00 amOPO - ORD
2 stops23h 12mUnited Airlines
Deal found 4/1$563
This Expedia deal was found by Cheapflights users on 3/31. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/511:45 amORD - OPO
2 stops26h 05mBritish Airways
Mon 5/1212:20 pmOPO - ORD
1 stop31h 55mBritish Airways
Deal found 3/31$564
This American Airlines deal was found by Cheapflights users on 4/1. 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.
Sun 5/111:22 pmORD - OPO
2 stops16h 18mMultiple Airlines
Wed 5/218:35 pmOPO - ORD
1 stop23h 40mMultiple Airlines
Deal found 4/1$565
This Delta deal was found by Cheapflights users on 4/1. 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 5/65:10 pmORD - OPO
1 stop16h 20mDelta
Tue 5/136:20 amOPO - ORD
1 stop13h 50mDelta
Deal found 4/1$569
This American Airlines deal was found by Cheapflights users on 4/1. 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.
Sun 11/25:36 amMSP - OPO
2 stops19h 04mAmerican Airlines
Wed 11/128:20 amOPO - MSP
2 stops17h 51mAmerican Airlines
Deal found 4/1$570
This Finnair deal was found by Cheapflights users on 4/2. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/126:20 amMSP - LIS
1 stop20h 45mMultiple Airlines
Wed 11/266:30 amLIS - MSP
2 stops21h 22mMultiple Airlines
Deal found 4/2$580
This Cheapflightsfares deal was found by Cheapflights users on 4/1. 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.
Wed 9/34:30 pmORD - OPO
1 stop13h 10mIberia
Tue 9/98:15 amOPO - ORD
1 stop12h 00mIberia
Deal found 4/1$587
This Cheapflightsfares deal was found by Cheapflights users on 4/1. 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.
Sun 5/119:15 pmORD - LIS
1 stop19h 50mBritish Airways
Fri 5/237:20 amLIS - ORD
1 stop16h 55mBritish Airways
Deal found 4/1$588
This KLM deal was found by Cheapflights users on 4/2. 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.
Wed 5/74:50 pmORD - OPO
1 stop16h 45mKLM
Wed 5/146:20 amOPO - ORD
2 stops16h 10mKLM
Deal found 4/2$588
This United Airlines deal was found by Cheapflights users on 4/1. 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 11/131:45 pmORD - LIS
1 stop12h 25mUnited Airlines
Tue 11/1811:00 amLIS - ORD
3 stops18h 42mUnited Airlines
Deal found 4/1$589

Cheapflights Fare Finder

Customize your flight search to find flights from Wisconsin to Portugal 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 April 2, 2025.
Use the filters below to find and compare flights from Wisconsin to Portugal that are best for you.

Fly from

Wisconsin

Fly to

Portugal

Route

Depart

Return

Price

ChicagoPorto

ORD - OPO

ORDOPO

Chicago O'Hare Intl

Mon 5/5

11:45 am-7:50 pm

2 stops26h 05m

Porto

Mon 5/12

12:20 pm-2:15 pm

1 stop31h 55m

$564

ChicagoPorto

ORD - OPO

ORDOPO

Chicago O'Hare Intl

Sun 5/11

1:22 pm-11:40 am

2 stops16h 18m

Porto

Wed 5/21

8:35 pm-2:15 pm

1 stop23h 40m

$565

ChicagoPorto

ORD - OPO

ORDOPO

Chicago O'Hare Intl

Wed 5/7

11:45 am-7:35 am

2 stops13h 50m

Porto

Wed 5/14

8:15 am-9:25 pm

2 stops19h 10m

$567

ChicagoPorto

ORD - OPO

ORDOPO

Chicago O'Hare Intl

Tue 5/6

5:10 pm-3:30 pm

1 stop16h 20m

Porto

Tue 5/13

6:20 am-2:10 pm

1 stop13h 50m

$569

ChicagoPorto

ORD - OPO

ORDOPO

Chicago O'Hare Intl

Wed 9/3

4:30 pm-11:40 am

1 stop13h 10m

Porto

Tue 9/9

8:15 am-2:15 pm

1 stop12h 00m

$587

ChicagoPorto

ORD - OPO

ORDOPO

Chicago O'Hare Intl

Wed 5/7

4:50 pm-3:35 pm

1 stop16h 45m

Porto

Wed 5/14

6:20 am-4:30 pm

2 stops16h 10m

$588

ChicagoLisbon

ORD - LIS

ORDLIS

Chicago O'Hare Intl

Sun 5/11

9:15 pm-11:05 pm

1 stop19h 50m

Lisbon Humberto Delgado

Fri 5/23

7:20 am-6:15 pm

1 stop16h 55m

$588

ChicagoLisbon

ORD - LIS

ORDLIS

Chicago O'Hare Intl

Mon 4/14

6:15 pm-2:50 pm

2 stops14h 35m

Lisbon Humberto Delgado

Tue 5/13

12:10 pm-11:58 pm

2 stops17h 48m

$591

ChicagoLisbon

ORD - LIS

ORDLIS

Chicago O'Hare Intl

Tue 5/13

10:13 am-10:05 am

2 stops17h 52m

Lisbon Humberto Delgado

Tue 5/20

8:45 pm-2:15 pm

1 stop23h 30m

$593

ChicagoPorto

ORD - OPO

ORDOPO

Chicago O'Hare Intl

Fri 9/26

6:00 pm-10:55 pm

1 stop22h 55m

Porto

Wed 10/1

6:00 pm-12:35 pm

1 stop24h 35m

$594

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/1

Showing 1-10 of 60 results
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Best time to book a flight from Wisconsin to Portugal

Have a flexible travel schedule? Discover the best time to fly to Portugal from Wisconsin 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 Wisconsin to Portugal

What is the cheapest month to book a flight from Wisconsin to Portugal?

Currently, January is the cheapest month in which you can book a flight from Wisconsin to Portugal (average of $612). Flying from Wisconsin to Portugal in June is currently the most expensive (average of $1,203). 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 WI to PT?

Find hourly flight availability from Wisconsin to Portugal. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 2, 2025.

When flying from Wisconsin to Portugal, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Portugal by month

Plan your trip to Portugal by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Portugal ranges from 0.2 - 4.8 inches per month. December is typically the wettest month, when rainfall can reach 4.8 in. July is typically the driest time to visit Portugal when rainfall is around 0.2 in.

Temperature in Portugal by month

Plan your trip to Portugal by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Portugal, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).

Reviews of airlines servicing Portugal

Get insights into the airlines that provide service to Portugal. 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 Portugal. Reviews last updated April 2, 2025.
Read reviews from past customers who have flown Delta, KLM and Finnair from Wisconsin to Portugal. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,899 reviews

Crew

8.5

Food

7.3

Boarding

8.2

Overall

8.0

Comfort

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,899 reviews
Delta
8.0
Very good
7,899 reviews

Crew

8.5

Food

7.3

Boarding

8.2

Overall

8.0

Comfort

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
KLM
7.8
Good
1,323 reviews
Delta
8.0
Very good
7,899 reviews

Crew

8.5

Food

7.3

Boarding

8.2

Overall

8.0

Comfort

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Finnair
7.6
Good
1,267 reviews
Delta
8.0
Very good
7,899 reviews

Crew

8.5

Food

7.3

Boarding

8.2

Overall

8.0

Comfort

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
SWISS
7.5
Good
1,572 reviews
Delta
8.0
Very good
7,899 reviews

Crew

8.5

Food

7.3

Boarding

8.2

Overall

8.0

Comfort

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Air France
7.4
Good
1,427 reviews
Delta
8.0
Very good
7,899 reviews

Crew

8.5

Food

7.3

Boarding

8.2

Overall

8.0

Comfort

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

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

  • What are the cheapest airlines to fly from Wisconsin to Portugal one-way?

    The cheapest airlines for a one-way flight from Wisconsin to Portugal are TAP AIR PORTUGAL ($363), Icelandair ($371), and Lufthansa ($458).

  • Can I find deals for flights from Wisconsin to Portugal that include hotel bookings?

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

  • How can I find direct flights from Wisconsin to Portugal?

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

  • Can I find deals for business class flights from Wisconsin to Portugal?

    Yes. Cheapflights offers flight deals from Wisconsin to Portugal 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 Wisconsin to Portugal?

    Currently, January is the cheapest month in which you can book a flight from Wisconsin to Portugal (average of $612). Flying from Wisconsin to Portugal in June is currently the most expensive (average of $1,203). 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

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Alternative routes for Wisconsin to Portugal

See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from Wisconsin to Portugal

Discover the top 4 airlines that operate flights from Wisconsin to Portugal. 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 April 2, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$555Average$760FlexibilityNo cancel feeOn-time69%
KLMCheapest$587Average$1,050FlexibilityNo cancel feeOn-time75%
DeltaCheapest$590Average$1,061FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$592Average$1,103FlexibilityNo cancel feeOn-time71%

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