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$381+ Cheap flights from Wisconsin to Porto (OPO)

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 3/24. Fares are subject to change and may not be available on all flights or dates of travel.
MKE — OPO
Feb 27 — Mar 61
Thu 2/27
Thu 3/6
1 adult, Economy
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Cheap flight deals from Wisconsin to Porto

Keep the following information in mind while searching for Wisconsin to Porto flight deals. Data was last updated February 22, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$516
(Mytrip)

One-way from

$381
(Kiwi.com)
Provider with most accurate pricing for Milwaukee-Mitchell-Porto flight deals.
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Provider most trusted by Cheapflights users for Milwaukee-Mitchell-Porto flights.
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From Wisconsin to Porto
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One-way flight from Wisconsin to Porto
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Find flight deals from Wisconsin to Porto

Cheapest flights from Wisconsin to Porto
Explore the most affordable flight options available from Wisconsin to Porto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 22, 2025.

This Mytrip deal was found by Cheapflights users on 2/21. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/269:50 amORD - OPO
2 stops24h 25mMultiple Airlines
Thu 4/38:40 amOPO - ORD
2 stops16h 50mMultiple Airlines
Deal found 2/21$516
This KLM deal was found by Cheapflights users on 2/21. 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 3/315:10 pmORD - OPO
1 stop16h 20mKLM
Mon 4/75:30 pmOPO - ORD
1 stop27h 10mKLM
Deal found 2/21$517
This Kiwi.com deal was found by Cheapflights users on 2/21. 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.
Tue 4/16:35 pmORD - OPO
1 stop34h 50mSWISS
Tue 4/82:35 pmOPO - ORD
2 stops31h 20mSWISS
Deal found 2/21$519
This United Airlines deal was found by Cheapflights users on 2/21. 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.
Wed 4/24:00 pmORD - OPO
1 stop11h 45mUnited Airlines
Wed 4/912:10 pmOPO - ORD
2 stops31h 05mUnited Airlines
Deal found 2/21$522
This Gotogate deal was found by Cheapflights users on 2/21. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/111:30 amORD - OPO
2 stops17h 45mAir Canada
Tue 4/88:40 amOPO - ORD
2 stops16h 50mAir Canada
Deal found 2/21$526
This Delta deal was found by Cheapflights users on 2/21. 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 4/12:40 pmORD - OPO
2 stops18h 50mDelta
Tue 4/86:20 amOPO - ORD
2 stops20h 25mDelta
Deal found 2/21$532
This oojo deal was found by Cheapflights users on 2/21. 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.
Thu 9/187:50 pmORD - OPO
1 stop32h 00mTurkish Airlines
Tue 10/74:50 pmOPO - ORD
1 stop22h 50mTurkish Airlines
Deal found 2/21$549
This United deal was found by Cheapflights users on 2/21. 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.
Sun 3/3011:18 amMSP - OPO
1 stop16h 27mMultiple Airlines
Tue 4/86:00 amOPO - MSP
1 stop13h 25mMultiple Airlines
Deal found 2/21$552
This United Airlines deal was found by Cheapflights users on 2/21. 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 3/3011:36 amMSP - OPO
2 stops16h 09mUnited Airlines
Tue 4/86:00 amOPO - MSP
1 stop13h 25mUnited Airlines
Deal found 2/21$556
This Kiwi.com deal was found by Cheapflights users on 2/21. 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.
Tue 3/254:20 pmMSP - OPO
1 stop14h 20mLufthansa
Wed 4/26:00 amOPO - MSP
1 stop13h 25mLufthansa
Deal found 2/21$558
This CheapOair deal was found by Cheapflights users on 2/21. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/258:45 amMSP - OPO
2 stops21h 30mAir Canada
Tue 4/112:05 pmOPO - MSP
2 stops27h 09mAir Canada
Deal found 2/21$559
This FlightHub deal was found by Cheapflights users on 2/21. 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.
Sun 3/28:25 pmORD - OPO
1 stop10h 35mTAP AIR PORTUGAL
Tue 3/188:00 pmOPO - ORD
1 stop25h 30mTAP AIR PORTUGAL
Deal found 2/21$561

Find flights from Wisconsin to Porto within your budget

Customize your flight search to find flights from Wisconsin to Porto 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 February 22, 2025.

Fly from

Wisconsin

Fly to

Porto

Route

Depart

Return

Price

ChicagoPorto

ORD - OPO

ORDOPO

Chicago O'Hare Intl

Wed 3/26

9:50 am-3:15 pm

2 stops24h 25m

Porto

Thu 4/3

8:40 am-7:30 pm

2 stops16h 50m

$516

ChicagoPorto

ORD - OPO

ORDOPO

Chicago O'Hare Intl

Mon 3/31

5:10 pm-3:30 pm

1 stop16h 20m

Porto

Mon 4/7

5:30 pm-2:40 pm

1 stop27h 10m

$517

ChicagoPorto

ORD - OPO

ORDOPO

Chicago O'Hare Intl

Tue 4/1

6:35 pm-11:25 am

1 stop34h 50m

Porto

Tue 4/8

2:35 pm-3:55 pm

2 stops31h 20m

$519

ChicagoPorto

ORD - OPO

ORDOPO

Chicago O'Hare Intl

Wed 4/2

4:00 pm-9:45 am

1 stop11h 45m

Porto

Wed 4/9

12:10 pm-1:15 pm

2 stops31h 05m

$522

ChicagoPorto

ORD - OPO

ORDOPO

Chicago O'Hare Intl

Tue 4/1

11:30 am-11:15 am

2 stops17h 45m

Porto

Tue 4/8

8:40 am-7:30 pm

2 stops16h 50m

$526

ChicagoPorto

ORD - OPO

ORDOPO

Chicago O'Hare Intl

Tue 4/1

2:40 pm-3:30 pm

2 stops18h 50m

Porto

Tue 4/8

6:20 am-8:45 pm

2 stops20h 25m

$532

MinneapolisPorto

MSP - OPO

MSPOPO

Minneapolis St Paul

Sun 3/30

11:18 am-9:45 am

1 stop16h 27m

Porto

Tue 4/8

6:00 am-1:25 pm

1 stop13h 25m

$552

MinneapolisPorto

MSP - OPO

MSPOPO

Minneapolis St Paul

Sun 3/30

11:36 am-9:45 am

2 stops16h 09m

Porto

Tue 4/8

6:00 am-1:25 pm

1 stop13h 25m

$556

MinneapolisPorto

MSP - OPO

MSPOPO

Minneapolis St Paul

Tue 3/25

4:20 pm-11:40 am

1 stop14h 20m

Porto

Wed 4/2

6:00 am-1:25 pm

1 stop13h 25m

$558

MinneapolisPorto

MSP - OPO

MSPOPO

Minneapolis St Paul

Tue 3/25

8:45 am-11:15 am

2 stops21h 30m

Porto

Tue 4/1

12:05 pm-9:14 am

2 stops27h 09m

$559

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/21

Showing 1-10 of 46 results
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Best time to book a flight from Wisconsin to Porto

Have a flexible travel schedule? Discover the best time to fly to Porto 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.

Travel insights for flights from Wisconsin to Porto

Get recent, data-driven insights about flights from Wisconsin to Porto including ideal travel times, pricing trends, and more.

What is the cheapest time of day to fly from WI to OPO?

Find hourly flight availability from Wisconsin to Porto. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 22, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Wisconsin to Porto as you normally would.

Rainfall in Porto by month

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

In terms of precipitation, rainfall in Porto ranges from 0.7 - 7.7 inches per month. December is typically the wettest month, when rainfall can reach 7.7 in. July is typically the driest time to visit Porto when rainfall is around 0.7 in.

Temperature in Porto by month

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

If weather is an important factor for your trip to Porto, 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 68.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 48.2 F).

Reviews of airlines servicing Porto

Get insights into the airlines that provide service to Porto. 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 Porto. Reviews last updated February 22, 2025.
See what other customers who have flown with Delta, KLM and SWISS from Wisconsin to Porto have to say. 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
8,212 reviews

Food

7.3

Overall

8.0

Crew

8.5

Boarding

8.2

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
8,212 reviews
Delta
8.0
Very good
8,212 reviews

Food

7.3

Overall

8.0

Crew

8.5

Boarding

8.2

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
1,330 reviews
Delta
8.0
Very good
8,212 reviews

Food

7.3

Overall

8.0

Crew

8.5

Boarding

8.2

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
1,566 reviews
Delta
8.0
Very good
8,212 reviews

Food

7.3

Overall

8.0

Crew

8.5

Boarding

8.2

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.

United Airlines
7.4
Good
8,759 reviews
Delta
8.0
Very good
8,212 reviews

Food

7.3

Overall

8.0

Crew

8.5

Boarding

8.2

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.

Turkish Airlines
7.3
Good
3,825 reviews
Delta
8.0
Very good
8,212 reviews

Food

7.3

Overall

8.0

Crew

8.5

Boarding

8.2

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 Porto. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Porto from Wisconsin?

    Porto (OPO) is the airport you will fly into if you book a flight from Wisconsin to Porto. It is only a 6.8 mi journey from Porto (OPO) to Porto’s city center.

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

    The cheapest airlines for a one-way flight from Wisconsin to Porto are TAP AIR PORTUGAL ($419), Scandinavian Airlines ($459), and Air Canada ($464).

  • What are the most popular routes from Wisconsin to Porto?

    Most travelers choose Chicago O'Hare Intl - Porto, Minneapolis St Paul - Porto or Milwaukee-Mitchell - Porto when deciding on the best route from Wisconsin to Porto.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Wisconsin to Porto (average of $523). Flying from Wisconsin to Porto in June is currently the most expensive (average of $1,092). 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 Wisconsin?

Book flights to Wisconsin if you plan to visit one of these locations
Aveiro
Coimbra
Matosinhos
Arcos de Valdevez

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Alternative routes for Wisconsin to Porto

See prices for flight routes from nearby airports that may be better suited for you.
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