How does KAYAK find such low prices on flights from Wisconsin to Porto?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Wisconsin to Porto. Visit our flight page for the latest deals!>/a>

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Wisconsin to Porto?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Porto from Wisconsin is likely to change within 7 days, so travelers know whether to wait or book now. Visit our flight page for the latest deals!>/a>

What is the Hacker Fare option on flights from Wisconsin to Porto?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Porto with an airline and back to Wisconsin with another airline. Visit our flight page for the latest deals!>/a>

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Wisconsin to Porto?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Porto from Wisconsin up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. Visit our flight page for the latest deals!>/a>

$243 CHEAP FLIGHTS from Wisconsin to Porto

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Cheap Flights from Wisconsin to Porto

Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Wisconsin to Porto that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Recent round-trip flight deals from Wisconsin to Porto

Wed, Nov 5 - Wed, Nov 12

7:15 am - 11:15 amORD-OPO

22h 00m2 stops

12:10 pm - 4:20 pmOPO-ORD

34h 10m1 stop

$429Multiple Airlines

Find Deal

Mon, Oct 27 - Wed, Nov 12

12:00 pm - 9:30 amORD-OPO

16h 30m1 stop

12:35 pm - 9:16 pmOPO-ORD

14h 41m1 stop

$436United Airlines

Find Deal

Tue, Mar 3 - Tue, Mar 17

9:45 pm - 5:35 pmORD-OPO

13h 50m1 stop

8:20 am - 3:30 pmOPO-ORD

12h 10m1 stop

$444Multiple Airlines

Find Deal

Mon, Oct 27 - Wed, Nov 12

5:45 pm - 4:00 pmORD-OPO

17h 15m1 stop

8:20 am - 2:30 pmOPO-ORD

12h 10m1 stop

$446American Airlines

Find Deal

Wed, Nov 5 - Wed, Nov 12

6:50 pm - 6:35 pmORD-OPO

17h 45m1 stop

12:10 pm - 4:20 pmOPO-ORD

34h 10m1 stop

$450SWISS

Find Deal

Tue, Nov 25 - Tue, Dec 2

6:50 pm - 11:15 amORD-OPO

34h 25m1 stop

12:05 pm - 4:20 pmOPO-ORD

34h 15m1 stop

$453SWISS

Find Deal

Wed, Dec 10 - Fri, Dec 19

9:50 pm - 11:40 pmORD-OPO

19h 50m1 stop

12:30 pm - 8:05 pmOPO-ORD

13h 35m1 stop

$467Lufthansa

Find Deal

Sun, Nov 2 - Fri, Nov 7

7:20 pm - 4:45 pmORD-OPO

15h 25m1 stop

5:35 pm - 4:45 pmOPO-ORD

29h 10m1 stop

$470Scandinavian Airlines

Find Deal

Wed, Dec 10 - Fri, Dec 19

9:50 pm - 11:40 pmORD-OPO

19h 50m1 stop

6:15 am - 8:05 pmOPO-ORD

19h 50m2 stops

$496Lufthansa

Find Deal

Wed, Oct 29 - Sun, Nov 9

10:11 am - 7:40 amORD-OPO

16h 29m2 stops

8:20 am - 2:30 pmOPO-ORD

12h 10m1 stop

$524American Airlines

Find Deal

Cheapest round-trip

$429

Overall average: $581

Multiple Airlines

Wed 11/5Wed 11/12

ORD - OPO • 2 stops

Cheapest one-way

$243

Multiple Airlines

Sun 2/1

ORD - OPO • 2 stops

Start a new search

KAYAK searches 100s of sites at once to find you the best travel deals.

We hope you love your trip to Porto!

Useful Info

Low season	February
High season	July
Cheapest flight	$243

Best time to beat the crowds with an average 21% drop in price.

Most popular time to fly with an average 25% increase in price.

Flight from Chicago to Porto

How does KAYAK find such low prices on flights from Wisconsin to Porto?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Wisconsin to Porto.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Wisconsin to Porto?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Porto from Wisconsin is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Wisconsin to Porto?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Porto with an airline and back to Wisconsin with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Wisconsin to Porto?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Porto from Wisconsin up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Lamego

Guimarães

Chaves

Pinhao

Esposende

Viseu

Espinho

Arcos de Valdevez

Ponte de Lima

Caminha

Mira

Baiao

Penafiel

Santa Maria da Feira

Amares

Curia

Everything you need to know for your flight to Porto

Airports

Cabin class

Complete your trip

Direct Flights

Flights to other cities

Origins

Other airports

Information on the airport you'll fly into in Porto

Porto (OPO)

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OPO

$243 Find Cheap Flights from Wisconsin to Porto

KAYAK searches hundreds of travel sites at once for deals on flights to Porto

Cheap Flights from Wisconsin to Porto

Recent round-trip flight deals from Wisconsin to Porto

Recent one-way flight deals from Wisconsin to Porto

Recent last minute flight deals from Wisconsin to Porto

Everything you should know

Good to know

FAQs for booking flights from Wisconsin to Porto

How does KAYAK find such low prices on flights from Wisconsin to Porto?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Wisconsin to Porto.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Wisconsin to Porto?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Porto from Wisconsin is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from Wisconsin to Porto?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Porto with an airline and back to Wisconsin with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Wisconsin to Porto?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Porto from Wisconsin up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Traveling to a place near Porto?

Everything you need to know for your flight to Porto

Information on the airport you'll fly into in Porto

Cabin class types available on flights to Wisconsin

Complete your trip to Porto with a hotel stay or car rental

Find direct flights for Porto

Flights to other popular destinations

Flights from domestic origins to Porto

Choose which airport to fly into in Porto