What airlines fly to Portugal?

United Airlines, British Airways and Delta 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 50% of people opting to fly with this airline when traveling to Portugal. Keep in mind that there are 6 different airlines that fly to Portugal on a routine basis, so you have a few additional options to choose from.

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

KLM, Aer Lingus, and Air Canada are the most popular carriers operating from Indianapolis to Portugal

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 April 2026, there are 6 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.

$400 Cheap Flights from Indianapolis to Portugal in 2026

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Indianapolis to Portugal

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

11:25 am - 10:45 am

IND

LIS

18h 20m

1 stop

5:00 am - 5:10 pm

LIS

IND

17h 10m

2 stops

$821KLM

Tue, May 5 - Wed, May 13

12:55 pm - 8:50 am

IND

LIS

14h 55m

2 stops

5:00 am - 5:10 pm

LIS

IND

17h 10m

2 stops

$825Multiple Airlines

Tue, May 5 - Wed, May 13

7:35 pm - 5:50 pm

IND

LIS

17h 15m

2 stops

5:00 am - 6:34 pm

LIS

IND

18h 34m

2 stops

$826Delta

Sun, May 3 - Thu, May 14

5:14 pm - 10:45 am

IND

LIS

12h 31m

1 stop

12:45 pm - 9:20 pm

LIS

IND

13h 35m

1 stop

$832Multiple Airlines

Tue, May 5 - Wed, May 13

7:35 pm - 5:50 pm

IND

LIS

17h 15m

2 stops

10:00 am - 8:50 pm

LIS

IND

15h 50m

1 stop

$836Delta

Sun, May 3 - Thu, May 14

5:40 am - 9:05 am

IND

LIS

22h 25m

1 stop

8:25 am - 6:50 pm

LIS

IND

15h 25m

2 stops

$853American Airlines

Sat, Oct 17 - Sat, Oct 24

12:55 pm - 6:55 am

IND

OPO

13h 00m

1 stop

9:00 am - 6:00 pm

OPO

IND

14h 00m

1 stop

$965United Airlines

Mon, Aug 17 - Sat, Aug 29

12:31 pm - 7:40 am

IND

OPO

14h 09m

2 stops

8:20 am - 12:14 am

OPO

IND

20h 54m

2 stops

$999American Airlines

Fri, Oct 9 - Sun, Oct 18

7:27 pm - 5:50 pm

IND

FAO

17h 23m

2 stops

1:25 pm - 9:07 am

FAO

IND

24h 42m

2 stops

$1,109British Airways

Fri, Oct 2 - Sat, Oct 10

7:27 pm - 5:50 pm

IND

FAO

17h 23m

2 stops

3:50 pm - 9:07 am

FAO

IND

22h 17m

2 stops

$1,155British Airways

Fri, Oct 2 - Sat, Oct 10

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United Airlines flights from Indianapolis to Portugal

Our best United Airlines deals on Indianapolis to Portugal flight tickets

United Airlines

Oct 20

IND2:48 pmIndianapolis

14h 42m

1 stop

LIS10:30 amLisbon Humberto Delgado

Oct 28

LIS11:20 amLisbon Humberto Delgado

30h 37m

2 stops

IND1:57 pmIndianapolis

$775

United Airlines

Oct 20

IND9:20 amIndianapolis

19h 00m

2 stops

LIS9:20 amLisbon Humberto Delgado

Oct 28

LIS11:20 amLisbon Humberto Delgado

30h 37m

2 stops

IND1:57 pmIndianapolis

$778

United Airlines

Aug 17

IND12:55 pmIndianapolis

13h 00m

1 stop

OPO6:55 amPorto

Aug 29

OPO9:00 amPorto

14h 00m

1 stop

IND6:00 pmIndianapolis

$965

KLM flights from Indianapolis to Portugal

Our best KLM deals on Indianapolis to Portugal flight tickets

KLM

Oct 20

IND12:00 pmIndianapolis

17h 45m

1 stop

LIS10:45 amLisbon Humberto Delgado

Oct 28

LIS11:15 amLisbon Humberto Delgado

13h 53m

1 stop

IND9:08 pmIndianapolis

$795

KLM

May 5

IND11:25 amIndianapolis

18h 20m

1 stop

LIS10:45 amLisbon Humberto Delgado

May 13

LIS5:00 amLisbon Humberto Delgado

17h 10m

2 stops

IND5:10 pmIndianapolis

$821

KLM

Oct 17

IND7:20 amIndianapolis

19h 40m

1 stop

LIS8:00 amLisbon Humberto Delgado

Oct 24

LIS5:00 amLisbon Humberto Delgado

18h 59m

2 stops

IND6:59 pmIndianapolis

$944

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

IndianapolisLisbon

IND - LIS

INDLIS

Indianapolis

Tue 5/5

11:25 am-10:45 am

1 stop18h 20m

Lisbon Humberto Delgado

Wed 5/13

5:00 am-5:10 pm

2 stops17h 10m

$821

IndianapolisLisbon

IND - LIS

INDLIS

Indianapolis

Tue 5/5

12:55 pm-8:50 am

2 stops14h 55m

Lisbon Humberto Delgado

Wed 5/13

5:00 am-5:10 pm

2 stops17h 10m

$825

IndianapolisLisbon

IND - LIS

INDLIS

Indianapolis

Sun 5/3

7:35 pm-5:50 pm

2 stops17h 15m

Lisbon Humberto Delgado

Thu 5/14

5:00 am-6:34 pm

2 stops18h 34m

$826

Quickest round-trip

IndianapolisLisbon

IND - LIS

INDLIS

Indianapolis

Tue 5/5

5:14 pm-10:45 am

1 stop12h 31m

Lisbon Humberto Delgado

Wed 5/13

12:45 pm-9:20 pm

1 stop13h 35m

$832

IndianapolisLisbon

IND - LIS

INDLIS

Indianapolis

Sun 5/3

7:35 pm-5:50 pm

2 stops17h 15m

Lisbon Humberto Delgado

Thu 5/14

10:00 am-8:50 pm

1 stop15h 50m

$836

IndianapolisLisbon

IND - LIS

INDLIS

Indianapolis

Sat 10/17

5:40 am-9:05 am

1 stop22h 25m

Lisbon Humberto Delgado

Sat 10/24

8:25 am-6:50 pm

2 stops15h 25m

$853

IndianapolisPorto

IND - OPO

INDOPO

Indianapolis

Mon 8/17

12:55 pm-6:55 am

1 stop13h 00m

Porto

Sat 8/29

9:00 am-6:00 pm

1 stop14h 00m

$965

IndianapolisPorto

IND - OPO

INDOPO

Indianapolis

Fri 10/9

12:31 pm-7:40 am

2 stops14h 09m

Porto

Sun 10/18

8:20 am-12:14 am

2 stops20h 54m

$999

IndianapolisFaro

IND - FAO

INDFAO

Indianapolis

Fri 10/2

7:27 pm-5:50 pm

2 stops17h 23m

Faro

Sat 10/10

1:25 pm-9:07 am

2 stops24h 42m

$1,109

IndianapolisFaro

IND - FAO

INDFAO

Indianapolis

Fri 10/2

7:27 pm-5:50 pm

2 stops17h 23m

Faro

Sat 10/10

3:50 pm-9:07 am

2 stops22h 17m

$1,155

Flights are sorted by cheapest round-trip flights first.

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 March. Flight prices, which tend to average around $657, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of March, then book flights to Portugal from Indianapolis during April instead. Flights to Portugal in April, while not as cheap as those in March, still average around $668.

How far in advance should I book a flight from Indianapolis 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 $919 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 $729 on momondo.

Can stopping save me money on Indianapolis to Portugal flights?

You could potentially save up to 24% 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 45m
Direct flights	None

The fastest flight from Indianapolis to Portugal takes 11h 45m

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

Search flight deals

Frequently asked questions about flying from Indianapolis to Portugal

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 April 2026, there are 6 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
Air France	PriceFrom $457	Free Cancellation	Rating 7.4 1,579 reviews	Search Air France flights
Lufthansa	PriceFrom $485	Free Cancellation	Rating 6.8 7,940 reviews	Search Lufthansa flights
American Airlines	PriceFrom $506	Free Cancellation	Rating 7.1 11,659 reviews	Search American Airlines flights
United Airlines	PriceFrom $508	Free Cancellation	Rating 7.4 9,637 reviews	Search United Airlines flights
Delta	PriceFrom $511	Free Cancellation	Rating 7.9 8,438 reviews	Search Delta flights
British Airways	PriceFrom $529	Free Cancellation	Rating 6.7 7,906 reviews	Search British Airways 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

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Popular cities in Portugal

Flights to Lisbonfrom $476

Flights to Portofrom $554

Flights to Funchalfrom $639

Flights to Farofrom $633

Flights to Ponta Delgadafrom $630

Flights to Lajesfrom $674

Flights to Pico Islandfrom $716

Flights to Hortafrom $727

Flights to Porto Santofrom $893

Flights to Velasfrom $825

Cheap flights from Indianapolis to Portugal from $400

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 9/20. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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United Airlines flights from Indianapolis to Portugal

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KLM flights from Indianapolis to Portugal

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How to get the cheapest flight ticket from Indianapolis to Portugal

What is the cheapest month to fly to Portugal?

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

Can stopping save me money on Indianapolis to Portugal flights?

What is the cheapest airline that flies 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

Frequently asked questions about flying from Indianapolis 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?

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

Indianapolis flight routes

According to popular flight searches on momondo this year

Portugal flight routes

According to popular flight searches on momondo this year

Fly your favorite airline to Portugal

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Portugal

List of cabin classes available on flights landing in Portugal. Availability may vary depending on flight origin and airline.

Complete your trip to Portugal

Explore popular destinations other users love

According to popular flight searches on momondo this year