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$249+ 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 11/16. Fares are subject to change and may not be available on all flights or dates of travel.
MKE — LIS
Oct 16 — Oct 231
Thu 10/16
Thu 10/23
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 September 16, 2025.

Round-trip from

$410
(lol.travel)

One-way from

$249
(Kiwi.com)

Popular in

July

Cheapest in

November

Average price

$1,345
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. 17% potential increase in price ($240 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($66 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 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 September 16, 2025.

This lol.travel deal was found by Cheapflights users on 9/14. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/2712:45 pmORD - OPO
2 stops15h 45mUnited Airlines
Wed 11/1212:35 pmOPO - ORD
1 stop13h 32mUnited Airlines
Deal found 9/14$410
This Kiwi.com deal was found by Cheapflights users on 9/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2910:50 pmORD - OPO
1 stop19h 50mMultiple Airlines
Wed 11/57:20 pmOPO - ORD
1 stop27h 00mMultiple Airlines
Deal found 9/14$425
This American Airlines deal was found by Cheapflights users on 9/15. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/275:45 pmORD - OPO
1 stop17h 15mAmerican Airlines
Wed 11/128:20 amOPO - ORD
1 stop12h 10mAmerican Airlines
Deal found 9/15$446
This lol.travel deal was found by Cheapflights users on 9/14. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/299:10 pmORD - OPO
2 stops31h 20mUnited Airlines
Wed 11/512:35 pmOPO - ORD
2 stops17h 08mUnited Airlines
Deal found 9/14$450
This oojo deal was found by Cheapflights users on 9/14. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/256:50 pmORD - OPO
1 stop34h 25mSWISS
Tue 12/212:05 pmOPO - ORD
1 stop34h 15mSWISS
Deal found 9/14$453
This United Airlines deal was found by Cheapflights users on 9/13. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/165:31 pmORD - OPO
1 stop9h 59mUnited Airlines
Tue 11/256:00 amOPO - ORD
1 stop13h 10mUnited Airlines
Deal found 9/13$458
This KAYAK deal was found by Cheapflights users on 9/13. 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.
Sun 11/166:50 pmORD - OPO
1 stop34h 25mSWISS
Mon 11/2412:05 pmOPO - ORD
1 stop34h 15mSWISS
Deal found 9/13$459
This United Airlines deal was found by Cheapflights users on 9/15. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/2512:45 pmORD - OPO
2 stops14h 45mUnited Airlines
Tue 12/26:00 amOPO - ORD
1 stop13h 10mUnited Airlines
Deal found 9/15$462
This FlightHub deal was found by Cheapflights users on 9/15. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/17:25 pmMSP - LIS
1 stop19h 55mIcelandair
Thu 11/139:20 pmLIS - MSP
1 stop26h 05mIcelandair
Deal found 9/15$464
This oojo deal was found by Cheapflights users on 9/16. 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.
Fri 10/319:15 pmORD - FAO
1 stop21h 35mTAP AIR PORTUGAL
Fri 11/76:05 amFAO - ORD
1 stop15h 10mTAP AIR PORTUGAL
Deal found 9/16$475
This Scandinavian Airlines deal was found by Cheapflights users on 9/16. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/147:20 pmORD - FAO
1 stop15h 00mScandinavian Airlines
Tue 11/2510:50 amFAO - ORD
1 stop35h 55mScandinavian Airlines
Deal found 9/16$499
This FlightHub deal was found by Cheapflights users on 9/16. 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.
Sat 11/86:20 pmORD - FAO
2 stops57h 40mScandinavian Airlines
Sat 11/155:10 pmFAO - ORD
1 stop29h 35mScandinavian Airlines
Deal found 9/16$503

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 September 16, 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 10/27

3:07 pm-9:30 am

1 stop13h 23m

Porto

Wed 11/12

12:35 pm-11:43 pm

2 stops17h 08m

$436

ChicagoPorto

ORD - OPO

ORDOPO

Chicago O'Hare Intl

Wed 11/26

4:20 pm-9:30 am

1 stop11h 10m

Porto

Tue 12/2

6:00 am-1:10 pm

1 stop13h 10m

$450

ChicagoPorto

ORD - OPO

ORDOPO

Chicago O'Hare Intl

Mon 11/17

4:20 pm-9:30 am

1 stop11h 10m

Porto

Thu 11/27

6:00 am-8:05 pm

1 stop20h 05m

$458

ChicagoPorto

ORD - OPO

ORDOPO

Chicago O'Hare Intl

Mon 11/17

3:07 pm-9:30 am

1 stop12h 23m

Porto

Tue 11/25

6:00 am-1:10 pm

1 stop13h 10m

$458

ChicagoPorto

ORD - OPO

ORDOPO

Chicago O'Hare Intl

Sun 11/16

5:31 pm-9:30 am

1 stop9h 59m

Porto

Thu 11/27

6:00 am-1:10 pm

1 stop13h 10m

$458

ChicagoPorto

ORD - OPO

ORDOPO

Chicago O'Hare Intl

Sun 11/16

5:31 pm-9:30 am

1 stop9h 59m

Porto

Wed 11/26

6:00 am-8:05 pm

1 stop20h 05m

$458

ChicagoFaro

ORD - FAO

ORDFAO

Chicago O'Hare Intl

Fri 11/14

7:20 pm-4:20 pm

1 stop15h 00m

Faro

Sat 11/22

5:10 pm-4:45 pm

1 stop29h 35m

$499

ChicagoFaro

ORD - FAO

ORDFAO

Chicago O'Hare Intl

Fri 11/14

7:20 pm-4:20 pm

1 stop15h 00m

Faro

Tue 11/25

10:50 am-4:45 pm

1 stop35h 55m

$499

ChicagoFunchal

ORD - FNC

ORDFNC

Chicago O'Hare Intl

Sun 10/26

6:10 pm-4:05 pm

1 stop16h 55m

Funchal Madeira

Mon 11/3

4:55 pm-1:50 pm

1 stop26h 55m

$503

ChicagoFaro

ORD - FAO

ORDFAO

Chicago O'Hare Intl

Sun 11/16

7:20 pm-9:45 am

2 stops56h 25m

Faro

Sat 11/22

5:10 pm-4:45 pm

1 stop29h 35m

$507

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

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 $1,127). 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 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 September 16, 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.

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.

  • How long is the flight from Wisconsin to Portugal?

    A quick flight from Wisconsin to Portugal can take about 13h 23m. United Airlines provides one of the quickest options available for as low as $436. There are 3931 mi between Wisconsin and Portugal. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • 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 ($264), Scandinavian Airlines ($285), and KLM ($393).

  • 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 $1,127). 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

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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 September 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$543Average$1,007FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$555Average$1,146FlexibilityNo cancel feeOn-time71%
KLMCheapest$604Average$1,000FlexibilityNo cancel feeOn-time75%
DeltaCheapest$689Average$1,005FlexibilityNo cancel feeOn-timeN/A

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