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Cheap flights from Indianapolis to Porto from $662

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Indianapolis to Porto departing on 10/13. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Indianapolis to Porto

Cheap round-trip flights

Logo
7:30 pm - 11:00 amIND-OPO
34h 30m3 stops
Logo
5:55 pm - 10:02 pmOPO-IND
33h 07m2 stops
$662
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Mon, Oct 13 - Fri, Oct 17
Logo
7:30 pm - 11:00 amIND-OPO
34h 30m3 stops
Logo
5:55 pm - 10:02 pmOPO-IND
33h 07m3 stops
$668
Find Deal
Mon, Oct 13 - Fri, Oct 17
Logo
5:45 am - 3:10 pmIND-OPO
28h 25m2 stops
Logo
6:05 pm - 9:11 pmOPO-IND
32h 06m1 stop
$698
Find Deal
Mon, Oct 13 - Fri, Oct 17
United Airlines Logo
10:10 am - 11:40 amIND-OPO
20h 30m2 stops
United Airlines Logo
12:30 pm - 8:07 pmOPO-IND
36h 37m2 stops
$716United Airlines
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Tue, Dec 30 - Tue, Jan 6
United Airlines Logo
7:15 am - 11:40 amIND-OPO
23h 25m2 stops
United Airlines Logo
12:30 pm - 8:07 pmOPO-IND
36h 37m2 stops
$717United Airlines
Find Deal
Tue, Dec 30 - Tue, Jan 6
United Airlines Logo
2:40 pm - 11:40 amIND-OPO
16h 00m2 stops
United Airlines Logo
12:30 pm - 10:22 pmOPO-IND
38h 52m2 stops
$718United Airlines
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Tue, Dec 30 - Tue, Jan 6
Lufthansa Logo
2:20 pm - 10:25 pmIND-OPO
27h 05m2 stops
Lufthansa Logo
6:00 am - 9:59 pmOPO-IND
20h 59m2 stops
$761Lufthansa
Find Deal
Fri, Nov 21 - Fri, Nov 28
Lufthansa Logo
2:20 pm - 10:25 pmIND-OPO
27h 05m2 stops
Lufthansa Logo
12:35 pm - 10:57 pmOPO-IND
15h 22m1 stop
$770Lufthansa
Find Deal
Fri, Nov 21 - Fri, Nov 28
Lufthansa Logo
2:20 pm - 10:25 pmIND-OPO
27h 05m2 stops
Lufthansa Logo
12:35 pm - 10:57 pmOPO-IND
15h 22m1 stop
$771Lufthansa
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Fri, Nov 21 - Fri, Nov 28
United Airlines Logo
5:45 am - 2:45 pmIND-OPO
29h 00m2 stops
United Airlines Logo
12:40 pm - 11:18 pmOPO-IND
39h 38m2 stops
$875United Airlines
Find Deal
Thu, Oct 30 - Sat, Nov 29

Lufthansa flights from Indianapolis to Porto

Our best Lufthansa deals on Indianapolis to Porto flight tickets
Lufthansa
Nov 21
IND2:20 pmIndianapolis
27h 05m
2 stops
OPO10:25 pmPorto
Nov 28
OPO6:00 amPorto
20h 59m
2 stops
IND9:59 pmIndianapolis
$761
Find similar
Lufthansa
Nov 21
IND2:20 pmIndianapolis
27h 05m
2 stops
OPO10:25 pmPorto
Nov 28
OPO12:35 pmPorto
15h 22m
1 stop
IND10:57 pmIndianapolis
$770
Find similar
Lufthansa
Nov 21
IND2:20 pmIndianapolis
27h 05m
2 stops
OPO10:25 pmPorto
Nov 28
OPO12:35 pmPorto
15h 22m
1 stop
IND10:57 pmIndianapolis
$771
Find similar

United Airlines flights from Indianapolis to Porto

Our best United Airlines deals on Indianapolis to Porto flight tickets
United Airlines
Dec 30
IND10:10 amIndianapolis
20h 30m
2 stops
OPO11:40 amPorto
Jan 6
OPO12:30 pmPorto
36h 37m
2 stops
IND8:07 pmIndianapolis
$716
Find similar
United Airlines
Dec 30
IND7:15 amIndianapolis
23h 25m
2 stops
OPO11:40 amPorto
Jan 6
OPO12:30 pmPorto
36h 37m
2 stops
IND8:07 pmIndianapolis
$717
Find similar
United Airlines
Dec 30
IND2:40 pmIndianapolis
16h 00m
2 stops
OPO11:40 amPorto
Jan 6
OPO12:30 pmPorto
38h 52m
2 stops
IND10:22 pmIndianapolis
$718
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated August 1, 2025.
Use the filters below to find and compare flights from Indianapolis to Porto that are best for you.

Fly from

Fly to

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

Mon 10/13

7:30 pm-11:00 am

3 stops34h 30m

Porto

Fri 10/17

5:55 pm-10:02 pm

3 stops33h 07m

$668

IndianapolisPorto

IND - OPO

INDOPO

Indianapolis

Mon 10/13

5:45 am-3:10 pm

2 stops28h 25m

Porto

Fri 10/17

6:05 pm-9:11 pm

1 stop32h 06m

$698

IndianapolisPorto

IND - OPO

INDOPO

Indianapolis

Tue 12/30

10:10 am-11:40 am

2 stops20h 30m

Porto

Tue 1/6

12:30 pm-8:07 pm

2 stops36h 37m

$716

IndianapolisPorto

IND - OPO

INDOPO

Indianapolis

Tue 12/30

7:15 am-11:40 am

2 stops23h 25m

Porto

Tue 1/6

12:30 pm-8:07 pm

2 stops36h 37m

$717

IndianapolisPorto

IND - OPO

INDOPO

Indianapolis

Tue 12/30

2:40 pm-11:40 am

2 stops16h 00m

Porto

Tue 1/6

12:30 pm-10:22 pm

2 stops38h 52m

$718

IndianapolisPorto

IND - OPO

INDOPO

Indianapolis

Fri 11/21

2:20 pm-10:25 pm

2 stops27h 05m

Porto

Fri 11/28

6:00 am-9:59 pm

2 stops20h 59m

$761

IndianapolisPorto

IND - OPO

INDOPO

Indianapolis

Fri 11/21

2:20 pm-10:25 pm

2 stops27h 05m

Porto

Fri 11/28

12:35 pm-10:57 pm

1 stop15h 22m

$770

IndianapolisPorto

IND - OPO

INDOPO

Indianapolis

Fri 11/21

2:20 pm-10:25 pm

2 stops27h 05m

Porto

Fri 11/28

12:35 pm-10:57 pm

1 stop15h 22m

$771

IndianapolisPorto

IND - OPO

INDOPO

Indianapolis

Thu 10/30

5:45 am-2:45 pm

2 stops29h 00m

Porto

Sat 11/29

12:40 pm-11:18 pm

2 stops39h 38m

$875

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 15 resultsSorted by cheapest first
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See travel insights to Porto from

How to get the cheapest flight ticket from Indianapolis to Porto

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Porto?

The month of February is, on average, the cheapest month to fly to Porto from Indianapolis, with most prices found around $635. If you aren’t able to travel during the month of February, then book flights to Porto from Indianapolis during January instead. Flights to Porto in January, while not as cheap as those in February, still average around $774.

What is the cheapest day to depart on your flight to Porto?

The cheapest day to depart on your flight to Porto is on a Tuesday when prices can be found for as low as $745. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Thursday because tickets tend to average around $1,423. These prices are subject to change though, so be sure to set up a Price Alert for flights to Porto.

What is the cheapest time of day to depart on your flight to Porto?

In the evening is the cheapest time of day to fly from Indianapolis to Porto when you can find flight prices for as low as $757. Flying to Porto in the evening is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are $1,288 on average. Flights to Porto from Indianapolis in the afternoon are generally more expensive because this time of day is more convenient for travelers’ schedules.

Can stopping save me money on Indianapolis to Porto flights?

You could potentially save up to 42% on your flight if you consider stops on a Indianapolis to Porto flight.

When to book flights from Indianapolis to Porto

Are you open to changing your travel dates? Check out the ideal times to fly from Indianapolis to Porto according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Indianapolis to Porto (IND to OPO) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Indianapolis to Porto

Best Price Found

$797

Fastest flight time

9h 55m

Direct flights

None

Airports in Porto

1 airport
The best one-way flight to Porto from Indianapolis in the past 72 hours is $797. The best round-trip flight deal from Indianapolis to Porto found on momondo in the last 72 hours is $662.
The fastest flight from Indianapolis to Porto takes 9h 55m
There are no direct flights from Indianapolis to Porto. Popular non-direct route for this connection is Indianapolis Airport - Porto Airport.
There is 1 airport near Porto: Porto (OPO)
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  • How far is Indianapolis to Porto by plane?

    The distance between Indianapolis and Porto is about 3929.3 mi. Flights usually cover this in 9h 55m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Indianapolis Airport to Porto Airport?

    Prices for flights from Indianapolis Airport to Porto Airport refresh daily.

  • How many operators does momondo search for flights from Indianapolis Airport to Porto Airport?

  • How old do you have to be to fly from Indianapolis Airport to Porto Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Indianapolis Airport to Porto Airport.

  • What documentation or ID do you need to fly to Porto Airport?

    The required travel and health documents for your Porto Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Porto Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from Indianapolis to Porto?

Best airlines flying from Indianapolis to Porto

Compare and see reviews for airlines that fly from Indianapolis to Porto with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $664Free CancellationRating
7.4
8,900 reviews
Search United Airlines flights

Traveling to a place near Porto?

Book flights to Porto if you plan to visit one of these locations
Aveiro
Vila Nova de Gaia
Coimbra
Matosinhos
Braga
Caminha
Guimarães
Chaves
Esposende
Lamego
Arcos de Valdevez
Espinho
Viseu
Ponte de Lima
Santa Maria da Feira
Curia
Penafiel
Mesao Frio
Pinhao
Baiao

Why use momondo?

Why should I use momondo to find a flight deal from Indianapolis to Porto?

It is quick and easy to find Indianapolis to Porto flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Porto that suits you.

Can I find flights from Indianapolis to Porto with flexible booking policies on momondo?

Flights from Indianapolis to Porto with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Indianapolis to Porto?

momondo helps you find the best flight between Indianapolis and Porto by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Indianapolis to Porto right now. Can momondo alert me if prices change?

Price alerts on flights to Porto from Indianapolis are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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