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

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Porto from Indiana 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 Indiana 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 Indiana 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 Indiana 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 Indiana 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>

$200 CHEAP FLIGHTS from Indiana to Porto

OPO

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

...and more

Travelers love KAYAK

41,299,237 searches in the past 7 days on KAYAK

Save 24% or moreCompare multiple travel sites with one search.

Track pricesNot ready to book? Create a price alert for when prices drop.

Bundle and saveSave money when you bundle your flight + hotel.

Filter your dealsChoose cabin class, free Wi-Fi and more.

Cheapest round-trip

$434

Typical prices: $564-$735

SWISS

Sun 3/22Tue 3/31

ORD - OPO • 1 stop

Cheapest one-way

$200

Typical prices: $439-$450

Multiple Airlines

Mon 1/12

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!

Flight Deals

Cheap Flights from Indiana to Porto

Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Indiana 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 Indiana to Porto

Sun, Mar 22 - Tue, Mar 31

7:50 pm - 6:30 pmORD-OPO

17h 40m1 stop

8:40 am - 3:55 pmOPO-ORD

13h 15m1 stop

$434SWISS

Find Deal

Sun, Mar 15 - Wed, Mar 25

8:20 pm - 4:45 pmORD-OPO

15h 25m1 stop

10:25 am - 5:45 pmOPO-ORD

36h 20m1 stop

$437Scandinavian Airlines

Find Deal

Tue, Feb 10 - Thu, Feb 19

9:45 pm - 8:00 pmORD-OPO

16h 15m2 stops

8:20 am - 2:55 pmOPO-ORD

12h 35m1 stop

$441Iberia

Find Deal

Tue, Feb 10 - Thu, Feb 19

5:40 pm - 11:45 amORD-OPO

12h 05m1 stop

8:20 am - 2:55 pmOPO-ORD

12h 35m1 stop

$445Iberia

Find Deal

Sun, Mar 15 - Wed, Mar 25

7:50 pm - 11:15 amORD-OPO

34h 25m1 stop

7:20 pm - 3:10 pmOPO-ORD

24h 50m2 stops

$454SWISS

Find Deal

Sun, Mar 22 - Tue, Mar 31

5:10 pm - 11:10 amORD-OPO

13h 00m1 stop

12:00 pm - 7:55 pmOPO-ORD

13h 55m1 stop

$456Multiple Airlines

Find Deal

Tue, Mar 17 - Thu, Mar 26

5:55 pm - 12:05 pmORD-OPO

13h 10m1 stop

12:40 pm - 3:00 pmOPO-ORD

31h 20m1 stop

$460Multiple Airlines

Find Deal

Wed, Jan 14 - Sat, Jan 24

7:10 pm - 1:05 pmORD-OPO

11h 55m1 stop

6:00 pm - 2:45 pmOPO-ORD

26h 45m1 stop

$466TAP AIR PORTUGAL

Find Deal

Wed, Feb 4 - Wed, Feb 11

1:31 pm - 10:30 amMDW-OPO

14h 59m2 stops

4:10 pm - 5:45 pmOPO-MDW

31h 35m2 stops

$479KLM

Find Deal

Wed, Feb 4 - Wed, Feb 11

1:31 pm - 10:30 amMDW-OPO

14h 59m2 stops

4:10 pm - 5:37 pmOPO-MDW

31h 27m2 stops

$542KLM

Find Deal

Useful Info

Low season	February
High season	July
Cheapest flight	$200

Best time to beat the crowds with an average 17% drop in price.

Most popular time to fly with an average 21% increase in price.

Flight from Chicago to Porto

How does KAYAK find such low prices on flights from Indiana 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 Indiana to Porto.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Indiana to Porto?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Porto from Indiana 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 Indiana 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 Indiana with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Indiana 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 Indiana up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Lamego

Guimarães

Pinhao

Chaves

Esposende

Viseu

Arcos de Valdevez

Espinho

Ponte de Lima

Caminha

Baiao

Mira

Santa Maria da Feira

Penafiel

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)

OPO

$200 Find Cheap Flights from Indiana to Porto

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

Everything you should know

Cheap Flights from Indiana to Porto

Recent round-trip flight deals from Indiana to Porto

Recent one-way flight deals from Indiana to Porto

Recent last minute flight deals from Indiana to Porto

Good to know

FAQs for booking flights from Indiana to Porto

How does KAYAK find such low prices on flights from Indiana 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 Indiana to Porto.

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

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Porto from Indiana 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 Indiana 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 Indiana with another airline.

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

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