What is the cheapest airline that flies from Indianapolis to Portugal?

United Airlines, British Airways, and KLM are the most popular carriers operating from Indianapolis to Portugal

What airlines fly to Portugal?

United Airlines, British Airways and American Airlines are the top three most popular airlines that fly to Portugal from Indianapolis according to our data. United Airlines is the first choice among our users, with 49% of people opting to fly with this airline when traveling to Portugal. Keep in mind that there are 7 different airlines that fly to Portugal on a routine basis, so you have a few additional options to choose from.

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

Prices for flights from Indianapolis Airport to Portugal refresh daily.

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

As of December 2025, there are 7 operators available to choose from for flights from Indianapolis Airport to Portugal.

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

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Indianapolis Airport to Portugal.

What documentation or ID do you need to fly to Portugal?

The required travel and health documents for your Portugal 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 Portugal. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$399 Cheap Flights from Indianapolis to Portugal in 2025/26

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Find the cheapest flights from Indianapolis to Portugal

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One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

12:27 pm - 10:30 am

IND

OPO

17h 03m2 stops

5:00 am - 8:51 pm

OPO

IND

20h 51m2 stops

$483Multiple Airlines

Sat, Jan 17 - Fri, Jan 30

12:23 pm - 8:10 am

IND

LIS

14h 47m1 stop

5:00 am - 10:14 pm

LIS

IND

22h 14m2 stops

$485Lufthansa

Fri, Jan 16 - Thu, Jan 29

12:25 pm - 8:10 am

IND

LIS

14h 45m2 stops

5:00 am - 6:55 pm

LIS

IND

18h 55m2 stops

$486United Airlines

Fri, Jan 16 - Thu, Jan 29

11:35 am - 10:30 am

IND

OPO

17h 55m2 stops

5:00 am - 5:30 pm

OPO

IND

17h 30m2 stops

$493Delta

Wed, Jan 14 - Wed, Jan 21

2:34 pm - 12:50 pm

IND

OPO

17h 16m2 stops

6:00 am - 8:27 pm

OPO

IND

19h 27m2 stops

$494Lufthansa

Sat, Jan 31 - Sat, Feb 7

12:23 pm - 8:10 am

IND

LIS

14h 47m1 stop

5:00 am - 6:55 pm

LIS

IND

18h 55m2 stops

$494Lufthansa

Fri, Jan 16 - Fri, Jan 23

2:00 pm - 8:10 am

IND

LIS

13h 10m2 stops

11:20 am - 1:53 pm

LIS

IND

31h 33m2 stops

$495United Airlines

Fri, Jan 16 - Fri, Jan 23

8:35 am - 9:05 am

IND

LIS

19h 30m2 stops

11:05 am - 1:05 pm

LIS

IND

31h 00m2 stops

$497Multiple Airlines

Sat, Feb 7 - Sun, Feb 15

12:17 pm - 10:30 am

IND

OPO

18h 13m2 stops

11:20 am - 11:59 pm

OPO

IND

16h 39m2 stops

$505KLM

Wed, Mar 18 - Thu, Mar 26

6:40 am - 4:20 pm

IND

FAO

28h 40m2 stops

11:40 am - 8:51 pm

FAO

IND

38h 11m2 stops

$755Scandinavian Airlines

Fri, Jan 30 - Tue, Feb 3

British Airways flights from Indianapolis to Portugal

Our best British Airways deals on Indianapolis to Portugal flight tickets

British Airways

Jan 11

IND2:20 pmIndianapolis

16h 45m

2 stops

LIS12:05 pmLisbon Humberto Delgado

Jan 23

LIS11:05 amLisbon Humberto Delgado

14h 55m

1 stop

IND9:00 pmIndianapolis

$544

Find similar

British Airways

Mar 23

IND6:45 pmIndianapolis

16h 10m

2 stops

LIS2:55 pmLisbon Humberto Delgado

Apr 6

LIS6:45 pmLisbon Humberto Delgado

33h 12m

2 stops

IND10:57 pmIndianapolis

$587

Find similar

British Airways

Apr 4

IND6:58 pmIndianapolis

40h 22m

2 stops

LIS4:20 pmLisbon Humberto Delgado

Apr 14

LIS11:05 amLisbon Humberto Delgado

14h 42m

1 stop

IND8:47 pmIndianapolis

$659

Find similar

Air Canada flights from Indianapolis to Portugal

Our best Air Canada deals on Indianapolis to Portugal flight tickets

Air Canada

May 12

IND10:20 amIndianapolis

19h 40m

1 stop

LIS11:00 amLisbon Humberto Delgado

May 19

LIS1:00 pmLisbon Humberto Delgado

15h 17m

2 stops

IND11:17 pmIndianapolis

$674

Find similar

Air Canada

May 12

IND12:40 pmIndianapolis

17h 20m

2 stops

LIS11:00 amLisbon Humberto Delgado

May 19

LIS1:00 pmLisbon Humberto Delgado

15h 17m

2 stops

IND11:17 pmIndianapolis

$678

Find similar

Fly from

Fly to

Route

Depart

Return

Price

IndianapolisPorto

IND - OPO

INDOPO

Indianapolis

Sat 1/17

12:27 pm-10:30 am

2 stops17h 03m

Porto

Fri 1/30

5:00 am-8:51 pm

2 stops20h 51m

$483

IndianapolisLisbon

IND - LIS

INDLIS

Indianapolis

Fri 1/16

12:23 pm-8:10 am

1 stop14h 47m

Lisbon Humberto Delgado

Thu 1/29

5:00 am-10:14 pm

2 stops22h 14m

$485

IndianapolisLisbon

IND - LIS

INDLIS

Indianapolis

Fri 1/16

12:25 pm-8:10 am

2 stops14h 45m

Lisbon Humberto Delgado

Thu 1/29

5:00 am-6:55 pm

2 stops18h 55m

$486

IndianapolisPorto

IND - OPO

INDOPO

Indianapolis

Wed 1/14

11:35 am-10:30 am

2 stops17h 55m

Porto

Wed 1/21

5:00 am-5:30 pm

2 stops17h 30m

$493

IndianapolisPorto

IND - OPO

INDOPO

Indianapolis

Sat 1/31

2:34 pm-12:50 pm

2 stops17h 16m

Porto

Sat 2/7

6:00 am-8:27 pm

2 stops19h 27m

$494

IndianapolisLisbon

IND - LIS

INDLIS

Indianapolis

Fri 1/16

12:23 pm-8:10 am

1 stop14h 47m

Lisbon Humberto Delgado

Fri 1/23

5:00 am-6:55 pm

2 stops18h 55m

$494

IndianapolisLisbon

IND - LIS

INDLIS

Indianapolis

Fri 1/16

2:00 pm-8:10 am

2 stops13h 10m

Lisbon Humberto Delgado

Fri 1/23

11:20 am-1:53 pm

2 stops31h 33m

$495

IndianapolisLisbon

IND - LIS

INDLIS

Indianapolis

Sat 2/7

8:35 am-9:05 am

2 stops19h 30m

Lisbon Humberto Delgado

Sun 2/15

11:05 am-1:05 pm

2 stops31h 00m

$497

IndianapolisPorto

IND - OPO

INDOPO

Indianapolis

Wed 3/18

12:17 pm-10:30 am

2 stops18h 13m

Porto

Thu 3/26

11:20 am-11:59 pm

2 stops16h 39m

$505

IndianapolisFaro

IND - FAO

INDFAO

Indianapolis

Fri 1/30

6:40 am-4:20 pm

2 stops28h 40m

Faro

Tue 2/3

11:40 am-8:51 pm

2 stops38h 11m

$755

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Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Indianapolis to Portugal

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

Prices

Airlines

What is the cheapest month to fly to Portugal?

The cheapest month to fly to Portugal from Indianapolis is in February. Flight prices, which tend to average around $842, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of February, then book flights to Portugal from Indianapolis during December instead. Flights to Portugal in December, while not as cheap as those in February, still average around $843.

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

According to our data, Thursday is the cheapest day to fly to Portugal from Indianapolis. The lowest ticket price found for a Thursday departure recently was $850. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. The most expensive day to fly to Portugal is Saturday, with ticket prices averaging around $1,208.

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

Our most recent data shows that the best time of day to fly to Portugal is in the afternoon. Flights from Indianapolis to Portugal during this time can be as low as $984. In the evening is when there is more demand to fly to Portugal, so prices are often more expensive at around $1,164 per ticket.

How far in advance should I book a flight to Portugal?

You are more likely to see cheaper flights to Portugal from Indianapolis when booking weeks ahead of your departure date. In general, you can expect to find flights to Portugal for around $1,002 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Portugal from Indianapolis for as low as $734 on momondo.

Can stopping save me money on Indianapolis to Portugal flights?

You could potentially save up to 29% on your flight if you consider stops on a Indianapolis to Portugal flight.

Cheap Indianapolis to Portugal flight deals and tips

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

Fastest flight time	11h 18m
Direct flights	None

The fastest flight from Indianapolis to Portugal takes 11h 18m

There are no direct flights from Indianapolis to Portugal. There are no popular flight routes from Indianapolis to Portugal.

Search flight deals

When did momondo last update prices for flights from Indianapolis Airport to Portugal?
Prices for flights from Indianapolis Airport to Portugal refresh daily.
How many operators does momondo search for flights from Indianapolis Airport to Portugal?
As of December 2025, there are 7 operators available to choose from for flights from Indianapolis Airport to Portugal.
How old do you have to be to fly from Indianapolis Airport to Portugal?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Indianapolis Airport to Portugal.
What documentation or ID do you need to fly to Portugal?
The required travel and health documents for your Portugal 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 Portugal. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Indianapolis to Portugal

Compare and see reviews for airlines that fly from Indianapolis to Portugal with momondo

Airline	Rating	Free Cancellation	Price
American Airlines	PriceFrom $584	Free Cancellation	Rating 7.2 11,054 reviews	Search American Airlines flights
United Airlines	PriceFrom $646	Free Cancellation	Rating 7.4 9,091 reviews	Search United Airlines flights
Delta	PriceFrom $652	Free Cancellation	Rating 7.9 8,005 reviews	Search Delta flights
Lufthansa	PriceFrom $657	Free Cancellation	Rating 6.8 7,635 reviews	Search Lufthansa flights
Air France	PriceFrom $662	Free Cancellation	Rating 7.4 1,507 reviews	Search Air France flights
British Airways	PriceFrom $684	Free Cancellation	Rating 6.7 7,585 reviews	Search British Airways flights
Air Canada	PriceFrom $887	Free Cancellation	Rating 7.1 10,534 reviews	Search Air Canada flights

Why use momondo?

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

Finding the right flight to Portugal from Indianapolis is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Portugal quick and easy, saving you time and money.

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

Flights from Indianapolis to Portugal 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 Portugal?

Once all potential Indianapolis to Portugal flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Yes. momondo can track prices for Indianapolis to Portugal flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

An easier way to manage your Portugal trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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Find better results for your trip to Portugal

Popular cities in Portugal

Flights to Lisbonfrom $388

Flights to Portofrom $349

Flights to Funchalfrom $408

Flights to Farofrom $425

Flights to Ponta Delgadafrom $401

Flights to Lajesfrom $475

Flights to Hortafrom $591

Flights to Pico Islandfrom $659

Flights to Porto Santofrom $425

Flights to Velasfrom $567

Cheap flights from Indianapolis to Portugal from $399

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 Portugal departing on 3/17. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

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Find the cheapest flights from Indianapolis to Portugal

Cheap round-trip flights

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British Airways flights from Indianapolis to Portugal

Our best British Airways deals on Indianapolis to Portugal flight tickets

Air Canada flights from Indianapolis to Portugal

Our best Air Canada deals on Indianapolis to Portugal flight tickets

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How to get the cheapest flight ticket from Indianapolis to Portugal

What is the cheapest month to fly to Portugal?

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

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

Our most recent data shows that the best time of day to fly to Portugal is in the afternoon. Flights from Indianapolis to Portugal during this time can be as low as $984. In the evening is when there is more demand to fly to Portugal, so prices are often more expensive at around $1,164 per ticket.

How far in advance should I book a flight to Portugal?

Can stopping save me money on Indianapolis to Portugal flights?

You could potentially save up to 29% on your flight if you consider stops on a Indianapolis to Portugal flight.

What is the cheapest airline that flies from Indianapolis to Portugal?

United Airlines, British Airways, and KLM are the most popular carriers operating from Indianapolis to Portugal

What airlines fly to Portugal?

Cheap Indianapolis to Portugal flight deals and tips

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

Fastest flight time

Direct flights

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

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

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

What documentation or ID do you need to fly to Portugal?

Best airlines flying from Indianapolis to Portugal

Compare and see reviews for airlines that fly from Indianapolis to Portugal with momondo

Why use momondo?

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

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

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

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

An easier way to manage your Portugal trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Portugal

Popular cities in Portugal

Popular flights according to clicks in the last 7 days on momondo