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$390+ Cheap flights from Indiana 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 11/23. Fares are subject to change and may not be available on all flights or dates of travel.
IND — OPO
Nov 29 — Dec 61
Sat 11/29
Sat 12/6
1 adult, Economy
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Cheap flight deals from Indiana to Porto

Keep the following information in mind while searching for Indiana to Porto flight deals. Data was last updated October 30, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$413
(FlightHub)

One-way from

$390
(KAYAK)

Popular in

May

Cheapest in

February

Average price

$1,086
Provider with most accurate pricing for Indianapolis-Porto flight deals.
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Provider most trusted by Cheapflights users for Indianapolis-Porto flights.
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From Indiana to Porto
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One-way flight from Indiana to Porto
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Highest demand for flights based on searches. 18% potential increase in price ($251 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($67 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find flight deals from Indiana to Porto

Cheapest flights from Indiana to Porto
Explore the most affordable flight options available from Indiana to Porto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2025.

This FlightHub 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/168:25 pmORD - OPO
1 stop12h 55mTAP AIR PORTUGAL
Sun 11/236:55 amOPO - ORD
1 stop13h 50mTAP AIR PORTUGAL
Deal found 10/29$413
This oojo 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/37:10 pmORD - OPO
1 stop13h 55mTAP AIR PORTUGAL
Sun 12/145:00 amOPO - ORD
1 stop15h 45mTAP AIR PORTUGAL
Deal found 10/30$426
This FlightHub 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/127:10 pmORD - OPO
1 stop11h 55mTAP AIR PORTUGAL
Tue 11/186:00 pmOPO - ORD
1 stop27h 00mTAP AIR PORTUGAL
Deal found 10/29$431
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/129:50 pmORD - OPO
1 stop19h 50mLufthansa
Fri 11/2112:30 pmOPO - ORD
1 stop13h 35mLufthansa
Deal found 10/29$435
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/26:50 pmORD - OPO
1 stop34h 25mSWISS
Thu 12/117:25 pmOPO - ORD
1 stop26h 55mSWISS
Deal found 10/30$444
This AirNGo 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 AirNGo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/98:25 pmORD - OPO
1 stop31h 35mTAP AIR PORTUGAL
Sun 11/238:55 amOPO - ORD
1 stop11h 50mTAP AIR PORTUGAL
Deal found 10/30$453
This Kiwi.com deal was found by Cheapflights users on 10/28. 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 11/116:50 pmORD - OPO
1 stop34h 25mMultiple Airlines
Tue 11/181:45 pmOPO - ORD
1 stop34h 40mMultiple Airlines
Deal found 10/28$457
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/27:05 amORD - OPO
2 stops22h 10mMultiple Airlines
Tue 12/96:00 amOPO - ORD
1 stop13h 10mMultiple Airlines
Deal found 10/29$460
This KAYAK deal was found by Cheapflights users on 10/28. 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.
Tue 11/116:50 pmORD - OPO
1 stop34h 25mSWISS
Thu 11/2012:05 pmOPO - ORD
1 stop34h 15mSWISS
Deal found 10/28$462
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/26:50 pmORD - OPO
1 stop34h 25mSWISS
Tue 12/912:05 pmOPO - ORD
1 stop34h 15mSWISS
Deal found 10/29$463
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/98:25 pmORD - OPO
1 stop10h 35mTAP AIR PORTUGAL
Fri 11/219:00 amOPO - ORD
1 stop12h 25mTAP AIR PORTUGAL
Deal found 10/29$466
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/148:15 pmORD - OPO
1 stop31h 35mTAP AIR PORTUGAL
Fri 11/219:00 amOPO - ORD
1 stop12h 25mTAP AIR PORTUGAL
Deal found 10/29$471

Cheapflights Fare Finder

 
Customize your flight search to find flights from Indiana 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 October 30, 2025.
Use the filters below to find and compare flights from Indiana to Porto that are best for you.

Fly from

Indiana

Fly to

Porto

Route

Depart

Return

Price

ChicagoPorto

ORD - OPO

ORDOPO

Chicago O'Hare Intl

Sun 11/9

8:25 pm-10:00 am

1 stop31h 35m

Porto

Sun 11/23

8:55 am-2:45 pm

1 stop11h 50m

$453

ChicagoPorto

ORD - OPO

ORDOPO

Chicago O'Hare Intl

Wed 11/12

5:31 pm-9:30 am

1 stop9h 59m

Porto

Thu 11/20

6:00 am-3:20 pm

1 stop15h 20m

$474

ChicagoPorto

ORD - OPO

ORDOPO

Chicago O'Hare Intl

Wed 11/12

1:00 pm-9:30 am

2 stops14h 30m

Porto

Fri 11/21

6:00 am-8:05 pm

1 stop20h 05m

$478

ChicagoPorto

ORD - OPO

ORDOPO

Chicago O'Hare Intl

Tue 11/11

1:00 pm-9:30 am

2 stops14h 30m

Porto

Fri 11/21

6:00 am-8:05 pm

1 stop20h 05m

$478

ChicagoPorto

ORD - OPO

ORDOPO

Chicago O'Hare Intl

Wed 11/12

10:35 am-10:30 am

2 stops17h 55m

Porto

Wed 11/19

6:00 am-2:20 pm

1 stop14h 20m

$482

ChicagoPorto

ORD - OPO

ORDOPO

Chicago O'Hare Intl

Wed 11/26

4:25 pm-10:30 am

1 stop12h 05m

Porto

Tue 12/2

4:10 pm-2:20 pm

1 stop28h 10m

$483

IndianapolisPorto

IND - OPO

INDOPO

Indianapolis

Wed 11/26

6:32 pm-9:30 am

1 stop9h 58m

Porto

Wed 12/3

6:00 am-5:44 pm

2 stops16h 44m

$484

IndianapolisPorto

IND - OPO

INDOPO

Indianapolis

Wed 11/26

5:44 pm-11:40 pm

2 stops24h 56m

Porto

Wed 12/3

6:00 am-9:59 pm

2 stops20h 59m

$488

ChicagoPorto

ORD - OPO

ORDOPO

Chicago O'Hare Intl

Wed 11/12

2:35 pm-10:30 am

2 stops13h 55m

Porto

Wed 11/19

6:00 am-7:23 pm

2 stops19h 23m

$492

ChicagoPorto

ORD - OPO

ORDOPO

Chicago O'Hare Intl

Wed 11/12

9:30 am-10:30 am

2 stops19h 00m

Porto

Thu 11/20

6:35 am-6:26 pm

2 stops17h 51m

$492

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/28

Showing 1-10 of 52 results
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Best time to book a flight from Indiana to Porto

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

What is the cheapest month to book a flight from Indiana to Porto?

Currently, February is the cheapest month in which you can book a flight from Indiana to Porto (average of $614). Flying from Indiana to Porto in May is currently the most expensive (average of $1,449). 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 IN to OPO?

Find hourly flight availability from Indiana 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 30, 2025.

It’s optimal to fly from Indiana to Porto in the evening. By choosing this option you can save up to 68% on the cost of your flight, compared to a flight in the morning.

Related info for your journey

Find useful and relevant information for your journey from Indiana 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 Indiana?

    Most people fly into Porto (OPO) if they book a flight to Porto from Indiana. Porto is conveniently located just 6.8 mi from Porto’s city center.

  • How long is the flight from Indiana to Porto?

    TAP AIR PORTUGAL, United Airlines, and Lufthansa can get you from Indiana to Porto in just under 9h 59m. Your travel time can differ by up to 21h 36m. Indiana and Porto are separated by a distance of 3931 mi. 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 Indiana to Porto one-way?

    $390 is the cheapest one-way deal found within the past few days, from Scandinavian Airlines. You may also be able to find cheap deals on TAP AIR PORTUGAL and Air Canada, with prices starting from $401 and $402, respectively.

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

    When deciding which route to take from Indiana to Porto consider Chicago O'Hare Intl - Porto, Chicago Midway - Porto or Cincinnati Cinci./N. Kentucky - Porto as they are the most popular.

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

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

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

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

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

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

    Currently, February is the cheapest month in which you can book a flight from Indiana to Porto (average of $614). Flying from Indiana to Porto in May is currently the most expensive (average of $1,449). 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 Porto?

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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Indiana to Porto

See prices for flight routes from nearby airports that may be better suited for you.
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Top airline flying from Indiana to Porto

Discover the top airline that operate flights from Indiana to Porto. 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 October 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$664Average$1,219FlexibilityNo cancel feeOn-time69%

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