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$662+ Cheap flights from Indianapolis (IND) to Porto (OPO)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/13. Fares are subject to change and may not be available on all flights or dates of travel.
IND — OPO
Aug 4 — Aug 111
Mon 8/4
Mon 8/11
1 adult, Economy
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Cheap flight deals from Indianapolis to Porto

Discover tips and strategies to find the most affordable flight options for your journey from Indianapolis (IND) to Porto (OPO). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 30, 2025.

Round-trip from

$662
(Mytrip)

Popular in

May

Cheapest in

February

Average price

$1,299
From Indianapolis to Porto
Search Deals
Highest demand for flights based on searches. 21% potential increase in price ($284 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease ($70 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2025
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Find flight deals from Indianapolis to Porto

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

This Mytrip deal was found by Cheapflights users on 7/29. 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.
Mon 10/137:30 pmIND - OPO
3 stops34h 30mMultiple Airlines
Fri 10/175:55 pmOPO - IND
2 stops33h 07mMultiple Airlines
Deal found 7/29$662
This United Airlines deal was found by Cheapflights users on 7/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/302:40 pmIND - OPO
2 stops16h 00mUnited Airlines
Tue 1/612:30 pmOPO - IND
2 stops36h 37mUnited Airlines
Deal found 7/28$717
This KAYAK deal was found by Cheapflights users on 7/30. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/212:20 pmIND - OPO
2 stops27h 05mLufthansa
Fri 11/286:00 amOPO - IND
2 stops20h 59mLufthansa
Deal found 7/30$761

Cheapflights Fare Finder

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

Fly from

Indianapolis

Fly to

Porto

Route

Depart

Return

Price

IndianapolisPorto

IND - OPO

INDOPO

Indianapolis

Mon 10/13

7:30 pm-11:00 am

3 stops34h 30m

Porto

Fri 10/17

5:55 pm-10:02 pm

2 stops33h 07m

$662

IndianapolisPorto

IND - OPO

INDOPO

Indianapolis

Sat 8/16

3:00 pm-6:55 am

1 stop10h 55m

Porto

Fri 8/22

6:00 am-4:32 pm

2 stops39h 32m

$1,039

IndianapolisPorto

IND - OPO

INDOPO

Indianapolis

Sat 8/16

3:00 pm-6:55 am

1 stop10h 55m

Porto

Fri 8/22

9:00 am-8:50 pm

1 stop16h 50m

$1,723

IndianapolisPorto

IND - OPO

INDOPO

Indianapolis

Fri 9/12

6:10 am-10:30 am

1 stop23h 20m

$838

IndianapolisPorto

IND - OPO

INDOPO

Indianapolis

Fri 9/12

5:18 pm-9:35 am

2 stops35h 17m

$878

IndianapolisPorto

IND - OPO

INDOPO

Indianapolis

Fri 9/12

10:20 am-9:35 am

2 stops42h 15m

$880

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/29

Best time to book a flight from Indianapolis to Porto

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

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

Currently, January is the cheapest month in which you can book a flight from Indianapolis to Porto (average of $523). Flying from Indianapolis to Porto in June is currently the most expensive (average of $1,033). 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 IND to OPO?

Find hourly flight availability from Indianapolis 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 July 30, 2025.

It’s optimal to fly from Indianapolis to Porto in the evening. By choosing this option you can save up to 42% on the cost of your flight, compared to a flight in the afternoon.

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 July 30, 2025.
Peruse reviews from past customers who have flown with United Airlines, Air Canada, and TAP AIR PORTUGAL from Indianapolis to Porto to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,896 reviews

Food

6.6

Boarding

7.7

Comfort

7.3

Crew

8.1

Overall

7.4

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
United Airlines
7.4
Good
8,896 reviews
United Airlines
7.4
Good
8,896 reviews

Food

6.6

Boarding

7.7

Comfort

7.3

Crew

8.1

Overall

7.4

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
Air Canada
7.1
Good
9,837 reviews
United Airlines
7.4
Good
8,896 reviews

Food

6.6

Boarding

7.7

Comfort

7.3

Crew

8.1

Overall

7.4

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
TAP AIR PORTUGAL
7.1
Good
1,930 reviews
United Airlines
7.4
Good
8,896 reviews

Food

6.6

Boarding

7.7

Comfort

7.3

Crew

8.1

Overall

7.4

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
Lufthansa
6.8
Okay
7,269 reviews
United Airlines
7.4
Good
8,896 reviews

Food

6.6

Boarding

7.7

Comfort

7.3

Crew

8.1

Overall

7.4

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Related info for your journey

Find useful and relevant information for your journey from Indianapolis to Porto. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines flying from Indianapolis to Porto round-trip?

    United Airlines, at $717, was found to be the cheapest airline from Indianapolis to Porto. An alternate airline flying to your destination would be Lufthansa. These flights start at 32% lower than the current average price 3 months from now.

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

    To fly one-way, consider booking your trip with TAP AIR PORTUGAL, which is currently one of the cheapest options available, starting at $838. United Airlines flights start at $878 while deals on Air Canada start at $880 one-way.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Indianapolis to Porto (average of $523). Flying from Indianapolis to Porto in June is currently the most expensive (average of $1,033). 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
Coimbra

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Top airline flying from Indianapolis to Porto

Discover the top airline that operate flights from Indianapolis 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 July 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$664Average$1,117FlexibilityNo cancel feeOn-time69%

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