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Cheap flights from Indianapolis to Porto from $490

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Indianapolis to Porto departing on 6/10. 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

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Indianapolis to Porto

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
12:31 pm - 7:40 am
IND
-
OPO
14h 09m
2 stops
American Airlines Logo
8:20 am - 8:53 pm
OPO
-
IND
17h 33m
2 stops
$909American Airlines
Thu, Oct 8 - Tue, Oct 13
Lufthansa Logo
7:59 pm - 11:15 am
IND
-
OPO
34h 16m
2 stops
Lufthansa Logo
6:00 am - 1:20 am
OPO
-
IND
23h 20m
2 stops
$926Lufthansa
Sat, Oct 17 - Sun, Oct 25
United Airlines Logo
8:55 am - 9:45 am
IND
-
OPO
19h 50m
1 stop
United Airlines Logo
12:15 pm - 11:54 pm
OPO
-
IND
40h 39m
2 stops
$945United Airlines
Thu, Oct 8 - Tue, Oct 13
United Airlines Logo
8:55 am - 9:45 am
IND
-
OPO
19h 50m
1 stop
United Airlines Logo
6:00 am - 1:20 am
OPO
-
IND
23h 20m
2 stops
$951United Airlines
Sat, Oct 17 - Sun, Oct 25
Multiple Airlines Logo
5:00 pm - 10:30 am
IND
-
OPO
12h 30m
1 stop
Multiple Airlines Logo
1:05 pm - 4:14 pm
OPO
-
IND
32h 09m
1 stop
$972Multiple Airlines
Thu, Oct 8 - Tue, Oct 13
United Airlines Logo
7:40 pm - 6:55 am
IND
-
OPO
30h 15m
2 stops
United Airlines Logo
9:00 am - 7:49 pm
OPO
-
IND
15h 49m
1 stop
$1,009United Airlines
Sat, Aug 29 - Sun, Sep 6
Delta Logo
5:15 pm - 10:25 am
IND
-
OPO
12h 10m
1 stop
Delta Logo
6:30 am - 12:41 am
OPO
-
IND
23h 11m
2 stops
$1,015Delta
Sun, Jul 5 - Sun, Jul 12
Delta Logo
5:15 pm - 3:30 pm
IND
-
OPO
17h 15m
2 stops
Delta Logo
6:30 am - 11:35 pm
OPO
-
IND
22h 05m
2 stops
$1,020Delta
Sun, Jul 5 - Sun, Jul 12
KLM Logo
12:52 pm - 10:30 am
IND
-
OPO
16h 38m
1 stop
KLM Logo
5:00 am - 5:18 pm
OPO
-
IND
17h 18m
2 stops
$1,022KLM
Tue, Jul 7 - Tue, Jul 14
United Airlines Logo
8:10 pm - 6:50 am
IND
-
OPO
29h 40m
2 stops
United Airlines Logo
9:00 am - 10:13 am
OPO
-
IND
30h 13m
2 stops
$1,023United Airlines
Sat, Jul 11 - Sat, Jul 25

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Air Canada flights from Indianapolis to Porto

Our best Air Canada deals on Indianapolis to Porto flight tickets
Air Canada
Oct 10
IND10:20 amIndianapolis
20h 05m
2 stops
OPO11:25 amPorto
Oct 17
OPO11:20 amPorto
17h 22m
2 stops
IND11:42 pmIndianapolis
$1,041
Air Canada
Jul 11
IND8:10 pmIndianapolis
29h 40m
2 stops
OPO6:50 amPorto
Jul 24
OPO3:00 amPorto
22h 44m
2 stops
IND8:44 pmIndianapolis
$1,095
Air Canada
Jul 11
IND4:25 pmIndianapolis
33h 25m
2 stops
OPO6:50 amPorto
Jul 25
OPO11:20 amPorto
33h 24m
2 stops
IND3:44 pmIndianapolis
$1,116

KLM flights from Indianapolis to Porto

Our best KLM deals on Indianapolis to Porto flight tickets
KLM
Jul 7
IND12:52 pmIndianapolis
16h 38m
1 stop
OPO10:30 amPorto
Jul 14
OPO5:00 amPorto
17h 18m
2 stops
IND5:18 pmIndianapolis
$1,022
KLM
Jul 7
IND12:52 pmIndianapolis
16h 38m
1 stop
OPO10:30 amPorto
Jul 14
OPO12:25 pmPorto
13h 53m
1 stop
IND9:18 pmIndianapolis
$1,030
KLM
Aug 29
IND12:52 pmIndianapolis
16h 28m
1 stop
OPO10:20 amPorto
Sep 6
OPO12:25 pmPorto
13h 36m
1 stop
IND9:01 pmIndianapolis
$1,145

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 April 30, 2026.
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

Cheapest round-trip
Quickest round-trip

IndianapolisPorto

IND - OPO

INDOPO

Indianapolis

Thu 10/8

12:31 pm-7:40 am

2 stops14h 09m

Porto

Tue 10/13

8:20 am-8:53 pm

2 stops17h 33m

$909

IndianapolisPorto

IND - OPO

INDOPO

Indianapolis

Sat 10/17

7:59 pm-11:15 am

2 stops34h 16m

Porto

Sun 10/25

6:00 am-1:20 am

2 stops23h 20m

$926

IndianapolisPorto

IND - OPO

INDOPO

Indianapolis

Thu 10/8

8:55 am-9:45 am

1 stop19h 50m

Porto

Tue 10/13

12:15 pm-11:54 pm

2 stops40h 39m

$945

IndianapolisPorto

IND - OPO

INDOPO

Indianapolis

Sat 10/17

8:55 am-9:45 am

1 stop19h 50m

Porto

Sun 10/25

6:00 am-1:20 am

2 stops23h 20m

$951

IndianapolisPorto

IND - OPO

INDOPO

Indianapolis

Thu 10/8

5:00 pm-10:30 am

1 stop12h 30m

Porto

Tue 10/13

1:05 pm-4:14 pm

1 stop32h 09m

$972

IndianapolisPorto

IND - OPO

INDOPO

Indianapolis

Sat 8/29

7:40 pm-6:55 am

2 stops30h 15m

Porto

Sun 9/6

9:00 am-7:49 pm

1 stop15h 49m

$1,009

IndianapolisPorto

IND - OPO

INDOPO

Indianapolis

Sun 7/5

5:15 pm-10:25 am

1 stop12h 10m

Porto

Sun 7/12

6:30 am-12:41 am

2 stops23h 11m

$1,015

IndianapolisPorto

IND - OPO

INDOPO

Indianapolis

Sun 7/5

5:15 pm-3:30 pm

2 stops17h 15m

Porto

Sun 7/12

6:30 am-11:35 pm

2 stops22h 05m

$1,020

IndianapolisPorto

IND - OPO

INDOPO

Indianapolis

Tue 7/7

12:52 pm-10:30 am

1 stop16h 38m

Porto

Tue 7/14

5:00 am-5:18 pm

2 stops17h 18m

$1,022

IndianapolisPorto

IND - OPO

INDOPO

Indianapolis

Sat 7/11

8:10 pm-6:50 am

2 stops29h 40m

Porto

Sat 7/25

9:00 am-10:13 am

2 stops30h 13m

$1,023

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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 January is, on average, the cheapest month to fly to Porto from Indianapolis, with most prices found around $490. If you aren’t able to travel during the month of January, then book flights to Porto from Indianapolis during February instead. Flights to Porto in February, while not as cheap as those in January, still average around $695.

Can stopping save me money on Indianapolis to Porto flights?

You could potentially save up to 4% 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

Fastest flight time

15h 40m

Direct flights

None
The fastest flight from Indianapolis to Porto takes 15h 40m
There are no direct flights from Indianapolis to Porto. There are no popular flight routes from Indianapolis to Porto.
Search flight deals

Frequently asked questions about flying from Indianapolis to Porto

  • How far is Indianapolis to Porto by plane?

    The distance between Indianapolis and Porto is about 3929.3 mi. Flights usually cover this in 15h 40m, 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 $717Free CancellationRating
7.4
9,677 reviews
Search United Airlines flights

Traveling to a place near Porto?

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