HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Porto

$290+ 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 12/9. Fares are subject to change and may not be available on all flights or dates of travel.
MKE — OPO
Nov 5 — Nov 121
Tue 11/5
Tue 11/12
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Wisconsin to Porto with Cheapflights

1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”
2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.
3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 October 31, 2024.

This Ovago deal was found by Cheapflights users on 10/30. 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.
Wed 12/47:15 pmORD - OPO
1 stop11h 50mTAP AIR PORTUGAL
Wed 12/118:55 amOPO - ORD
1 stop12h 35mTAP AIR PORTUGAL
Deal found 10/30$450
This Ovago deal was found by Cheapflights users on 10/30. 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.
Wed 12/48:09 amORD - OPO
2 stops17h 31mIberia
Wed 12/118:20 amOPO - ORD
1 stop12h 10mIberia
Deal found 10/30$486
This Iberia deal was found by Cheapflights users on 10/30. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/175:00 pmORD - OPO
1 stop17h 40mMultiple Airlines
Tue 11/268:20 amOPO - ORD
1 stop12h 10mMultiple Airlines
Deal found 10/30$501
This American Airlines deal was found by Cheapflights users on 10/30. 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 11/1311:41 amORD - OPO
2 stops13h 59mAmerican Airlines
Wed 11/208:20 amOPO - ORD
1 stop12h 10mAmerican Airlines
Deal found 10/30$508
This SWISS deal was found by Cheapflights users on 10/29. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/187:05 pmORD - OPO
1 stop34h 10mSWISS
Mon 11/2512:00 pmOPO - ORD
1 stop34h 15mSWISS
Deal found 10/29$511
This United Airlines deal was found by Cheapflights users on 10/29. 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 11/123:15 pmORD - OPO
1 stop14h 25mUnited Airlines
Fri 11/226:00 amOPO - ORD
1 stop13h 25mUnited Airlines
Deal found 10/29$513
This Air Canada deal was found by Cheapflights users on 10/30. 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 Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/44:00 pmORD - OPO
2 stops17h 15mAir Canada
Wed 12/116:00 amOPO - ORD
2 stops22h 07mAir Canada
Deal found 10/30$514
This Delta deal was found by Cheapflights users on 10/30. 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.
Wed 11/137:05 amORD - OPO
2 stops21h 45mDelta
Tue 11/2611:15 amOPO - ORD
1 stop33h 15mDelta
Deal found 10/30$518
This Lufthansa deal was found by Cheapflights users on 10/30. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/143:55 pmORD - OPO
1 stop13h 40mLufthansa
Sun 11/246:00 amOPO - ORD
1 stop13h 25mLufthansa
Deal found 10/30$613
This KLM deal was found by Cheapflights users on 10/30. 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.
Thu 11/141:35 pmORD - OPO
2 stops15h 15mKLM
Sun 11/244:10 pmOPO - ORD
1 stop28h 20mKLM
Deal found 10/30$618
This British Airways deal was found by Cheapflights users on 10/30. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/129:45 pmORD - OPO
1 stop13h 55mBritish Airways
Fri 11/226:05 pmOPO - ORD
1 stop26h 40mBritish Airways
Deal found 10/30$719
This Finnair deal was found by Cheapflights users on 10/29. 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.
Thu 11/146:35 pmORD - OPO
2 stops17h 25mFinnair
Mon 11/252:00 pmOPO - ORD
2 stops30h 30mFinnair
Deal found 10/29$784

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 2,570,725 searches. Data last updated October 31, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

ChicagoPorto

ORD - OPO

ORDOPO

Chicago O'Hare Intl

Mon 12/9

4:19 pm-1:30 pm

2 stops39h 11m

$290

MilwaukeePorto

MKE - OPO

MKEOPO

Milwaukee-Mitchell

Mon 4/14

1:30 pm-11:15 am

2 stops39h 45m

$385

ChicagoPorto

ORD - OPO

ORDOPO

Chicago O'Hare Intl

Sun 4/20

6:00 pm-10:10 am

1 stop10h 10m

$411

ChicagoPorto

ORD - OPO

ORDOPO

Chicago O'Hare Intl

Thu 1/2

7:05 pm-3:45 pm

1 stop14h 40m

$446

ChicagoPorto

ORD - OPO

ORDOPO

Chicago O'Hare Intl

Sat 12/28

4:45 pm-11:45 am

1 stop13h 00m

$451

MinneapolisPorto

MSP - OPO

MSPOPO

Minneapolis St Paul

Tue 2/18

4:35 pm-10:50 am

1 stop12h 15m

$464

MinneapolisPorto

MSP - OPO

MSPOPO

Minneapolis St Paul

Tue 2/18

6:42 am-7:40 am

2 stops18h 58m

$465

MinneapolisPorto

MSP - OPO

MSPOPO

Minneapolis St Paul

Sat 3/1

4:00 pm-11:35 am

2 stops37h 35m

$473

ChicagoPorto

ORD - OPO

ORDOPO

Chicago O'Hare Intl

Mon 12/23

6:20 pm-10:50 am

2 stops34h 30m

$499

ChicagoPorto

ORD - OPO

ORDOPO

Chicago O'Hare Intl

Thu 4/17

1:35 pm-10:40 am

2 stops15h 05m

$583

Flights are sorted by cheapest first

Deals found on 10/31

Showing 1-10 of 44 results
1
2
3
...
5

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 October 31, 2024.

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 October 31, 2024.
See what other customers who have flown with Delta, United Airlines and Air Canada 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
8,835 reviews

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

8.0

Crew

8.5

Boarding

8.2

Reviews

1 / 10

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

Delta
8.0
Very good
8,835 reviews
Delta
8.0
Very good
8,835 reviews

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

8.0

Crew

8.5

Boarding

8.2

Reviews

1 / 10

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

KLM
7.8
Good
1,352 reviews
Delta
8.0
Very good
8,835 reviews

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

8.0

Crew

8.5

Boarding

8.2

Reviews

1 / 10

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

SWISS
7.6
Good
1,644 reviews
Delta
8.0
Very good
8,835 reviews

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

8.0

Crew

8.5

Boarding

8.2

Reviews

1 / 10

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

Air France
7.4
Good
1,531 reviews
Delta
8.0
Very good
8,835 reviews

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

8.0

Crew

8.5

Boarding

8.2

Reviews

1 / 10

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

United Airlines
7.4
Good
9,240 reviews
Delta
8.0
Very good
8,835 reviews

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

8.0

Crew

8.5

Boarding

8.2

Reviews

1 / 10

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.

  • Can I find flights from Wisconsin to Porto for under $500 on Cheapflights?

    Yes, there are multiple flights from Wisconsin to Porto for under $500. The cheapest flight booked recently is on TAP AIR PORTUGAL for just $450, but on average you can expect to pay $663.

  • Are there last-minute flights available from Wisconsin to Porto for under $700?

    There are currently 13+ open flights from Wisconsin to Porto within the next 7 days for less than $700.

  • 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 Scandinavian Airlines ($385), TAP AIR PORTUGAL ($411), and SWISS ($446).

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

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

  • What does MKE to OPO mean?

    Milwaukee-Mitchell Airport is MKE and Porto Airport is OPO. These codes are created by the International Air Transport Association (IATA) and airlines use them to identify the departing and arrival airports in the flight routes they service. Madison Truax Field Airport (MSN), Appleton Intl Airport (ATW), Green Bay Austin-Straubel Airport (GRB), Wausau Central Wisconsin Airport (CWA), La Crosse Airport (LSE) are other airports near this flight route and their unique identifiers/IATA codes.

  • Can I find deals for flights from Wisconsin to Porto that include extra baggage allowance?

    The amount of baggage you can bring on your Wisconsin to Porto flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Wisconsin to Porto with specific airlines?

    Yes, Cheapflights allows you to browse and filter Wisconsin to Porto flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • 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.

  • Can I find deals for flights from Wisconsin to Porto that allow pets onboard?

    Many airlines flying from Wisconsin to Porto offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Wisconsin to Porto?

    Yes, you can often find last-minute deals on Wisconsin to Porto flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Wisconsin to Porto flight deals updated?

    The Wisconsin to Porto flight deals you see on this page were last updated on 10/30.

  • 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 $512). Flying from Wisconsin to Porto in June is currently the most expensive (average of $988). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Wisconsin to Porto

See prices for flight routes from nearby airports that may be better suited for you.
Newark to Lisbon flights
John F Kennedy Intl to Lisbon flights
Boston to Lisbon flights
LaGuardia to Lisbon flights
Dulles Intl to Lisbon flights
Miami to Lisbon flights
Reagan-National to Lisbon flights
Baltimore to Lisbon flights
O'Hare Intl to Lisbon flights
Boston to Ponta Delgada flights
Los Angeles to Lisbon flights
Dallas/Fort Worth to Lisbon flights
Philadelphia to Lisbon flights
San Francisco to Lisbon flights
Seattle to Lisbon flights
Atlanta to Lisbon flights
John F Kennedy Intl to Porto flights
LaGuardia to Porto flights
Midway to Lisbon flights
Newark to Porto flights
Hobby to Lisbon flights
Denver to Lisbon flights
John F Kennedy Intl to Funchal flights
Orlando to Lisbon flights
Love Field to Lisbon flights
Minneapolis to Lisbon flights
Charlotte to Lisbon flights
Newark to Funchal flights
George Bush Intcntl to Lisbon flights
Portland to Lisbon flights
Detroit to Lisbon flights
Newark to Ponta Delgada flights
John F Kennedy Intl to Ponta Delgada flights
Dulles Intl to Porto flights
Austin to Lisbon flights
San Jose to Lisbon flights
Reagan-National to Porto flights
Boston to Funchal flights
LaGuardia to Funchal flights
Sky Harbor Intl to Lisbon flights
Baltimore to Porto flights
Raleigh to Lisbon flights
O'Hare Intl to Porto flights
Stewart to Lisbon flights
Fort Lauderdale to Lisbon flights
Jacksonville to Lisbon flights
Boston to Porto flights
Tampa to Lisbon flights
San Diego to Lisbon flights
Nashville to Lisbon flights
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
View all available airlines