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

United Airlines, KLM, and Air Canada are the most popular carriers operating from Indianapolis to Portugal

What airlines fly to Portugal?

United Airlines, Delta and British Airways 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 42% 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.

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 October 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.

$332 Cheap Flights from Indianapolis to Portugal in 2026/27

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.

7:00 am - 9:20 amIND Indianapolis-LIS Lisbon Humberto Delgado

21h 20m2 stops Chicago O'Hare Intl Montreal Pierre Elliott Trudeau Intl

11:20 am - 4:19 pmLIS Lisbon Humberto Delgado-IND Indianapolis

33h 59m2 stops Montreal Pierre Elliott Trudeau Intl Chicago O'Hare Intl

$720Air Canada

Mon, Jan 18 - Fri, Jan 22

6:30 pm - 8:20 amIND Indianapolis-LIS Lisbon Humberto Delgado

32h 50m1 stop Newark

11:25 am - 4:09 pmLIS Lisbon Humberto Delgado-IND Indianapolis

33h 44m2 stops Montreal Pierre Elliott Trudeau Intl Chicago O'Hare Intl

$723United Airlines

Sat, Apr 10 - Fri, Apr 16

6:17 pm - 8:10 amIND Indianapolis-LIS Lisbon Humberto Delgado

32h 53m1 stop Newark

11:20 am - 6:56 pmLIS Lisbon Humberto Delgado-IND Indianapolis

36h 36m2 stops Montreal Pierre Elliott Trudeau Intl Chicago O'Hare Intl

$723Multiple Airlines

Mon, Jan 18 - Fri, Jan 22

12:52 pm - 8:00 amIND Indianapolis-LIS Lisbon Humberto Delgado

14h 08m1 stop New York John F Kennedy Intl

10:00 am - 8:58 pmLIS Lisbon Humberto Delgado-IND Indianapolis

15h 58m1 stop New York John F Kennedy Intl

$737Air France

Mon, Jan 18 - Fri, Jan 22

3:41 pm - 9:30 amIND Indianapolis-OPO Porto

12h 49m1 stop Newark

6:00 am - 8:47 pmOPO Porto-IND Indianapolis

19h 47m2 stops Frankfurt am Main Chicago O'Hare Intl

$745United Airlines

Mon, Nov 23 - Tue, Dec 8

3:27 pm - 12:05 pmIND Indianapolis-LIS Lisbon Humberto Delgado

15h 38m2 stops Chicago O'Hare Intl London Heathrow

11:05 am - 7:27 pmLIS Lisbon Humberto Delgado-IND Indianapolis

13h 22m1 stop Philadelphia

$762British Airways

Thu, Jan 21 - Tue, Jan 26

8:05 am - 8:15 amIND Indianapolis-OPO Porto

19h 10m1 stop New York LaGuardia

10:15 am - 8:30 pmOPO Porto-IND Indianapolis

15h 15m1 stop New York John F Kennedy Intl

$764Delta

Wed, Nov 25 - Thu, Dec 3

5:13 pm - 9:05 amIND Indianapolis-LIS Lisbon Humberto Delgado

10h 52m1 stop Philadelphia

11:05 am - 7:27 pmLIS Lisbon Humberto Delgado-IND Indianapolis

13h 22m1 stop Philadelphia

$764British Airways

Thu, Jan 21 - Tue, Jan 26

11:38 am - 9:00 amIND Indianapolis-LIS Lisbon Humberto Delgado

16h 22m1 stop Boston Logan Intl

11:15 am - 8:50 pmLIS Lisbon Humberto Delgado-IND Indianapolis

14h 35m1 stop Boston Logan Intl

$774Delta

Mon, Nov 30 - Thu, Dec 10

12:58 pm - 8:00 amIND Indianapolis-LIS Lisbon Humberto Delgado

14h 02m1 stop New York John F Kennedy Intl

11:15 am - 8:47 pmLIS Lisbon Humberto Delgado-IND Indianapolis

14h 32m1 stop Boston Logan Intl

$924Air France

Sat, Nov 14 - Sun, Nov 22

Cheap last minute flights

Enter your travel dates to find the best prices.

8:58 pm - 5:45 pmIND Indianapolis-LIS Lisbon Humberto Delgado

16h 47m2 stops Chicago O'Hare Intl London Heathrow

6:45 pm - 1:38 amLIS Lisbon Humberto Delgado-IND Indianapolis

34h 53m2 stops London Heathrow Chicago O'Hare Intl

$885British Airways

Sun, Oct 25 - Sat, Oct 31

1:23 pm - 9:05 amIND Indianapolis-LIS Lisbon Humberto Delgado

15h 42m1 stop Philadelphia

6:45 pm - 12:03 amLIS Lisbon Humberto Delgado-IND Indianapolis

33h 18m2 stops London Heathrow Chicago O'Hare Intl

$893British Airways

Sun, Oct 25 - Sat, Oct 31

10:51 am - 9:45 amIND Indianapolis-OPO Porto

17h 54m1 stop Newark

6:00 am - 9:48 amOPO Porto-IND Indianapolis

31h 48m2 stops Frankfurt am Main Chicago O'Hare Intl

$979United Airlines

Wed, Oct 21 - Mon, Oct 26

5:45 am - 9:45 amIND Indianapolis-OPO Porto

23h 00m2 stops Washington, D.C. Dulles Intl Newark

6:00 am - 9:48 amOPO Porto-IND Indianapolis

31h 48m2 stops Frankfurt am Main Chicago O'Hare Intl

$983United Airlines

Wed, Oct 21 - Mon, Oct 26

2:47 pm - 9:45 amIND Indianapolis-OPO Porto

13h 58m2 stops Washington, D.C. Dulles Intl Newark

6:00 am - 9:48 amOPO Porto-IND Indianapolis

31h 48m2 stops Frankfurt am Main Chicago O'Hare Intl

$983United Airlines

Wed, Oct 21 - Mon, Oct 26

12:01 pm - 3:40 pmIND Indianapolis-OPO Porto

22h 39m2 stops Newark Frankfurt am Main

6:00 am - 5:52 pmOPO Porto-IND Indianapolis

39h 52m2 stops Frankfurt am Main Chicago O'Hare Intl

$986Lufthansa

Wed, Oct 21 - Mon, Oct 26

3:55 pm - 9:45 amIND Indianapolis-OPO Porto

12h 50m1 stop Newark

6:00 am - 11:59 pmOPO Porto-IND Indianapolis

21h 59m2 stops Frankfurt am Main Washington, D.C. Dulles Intl

$1,090Lufthansa

Wed, Oct 21 - Mon, Oct 26

7:12 pm - 9:05 amIND Indianapolis-LIS Lisbon Humberto Delgado

9h 53m1 stop Philadelphia

10:55 am - 10:06 pmLIS Lisbon Humberto Delgado-IND Indianapolis

15h 11m1 stop Philadelphia

$1,418American Airlines

Sun, Oct 25 - Sat, Oct 31

4:30 pm - 8:15 pmIND Indianapolis-LIS Lisbon Humberto Delgado

23h 45m2 stops Chicago O'Hare Intl Zurich

8:40 am - 11:47 pmLIS Lisbon Humberto Delgado-IND Indianapolis

19h 07m3 stops Zurich Milan Malpensa Chicago O'Hare Intl

$2,012SWISS

Sun, Oct 25 - Sat, Oct 31

4:30 pm - 8:00 pmIND Indianapolis-LIS Lisbon Humberto Delgado

23h 30m3 stops Chicago O'Hare Intl Zurich Geneva Geneve-Cointrin

8:40 am - 11:47 pmLIS Lisbon Humberto Delgado-IND Indianapolis

19h 07m3 stops Zurich Milan Malpensa Chicago O'Hare Intl

$2,044SWISS

Sun, Oct 25 - Sat, Oct 31

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United Airlines flights from Indianapolis to Portugal

Our best United Airlines deals on Indianapolis to Portugal flight tickets

United Airlines

Nov 23

IND12:46 pmIndianapolis

15h 44m

2 stops

OPO9:30 amPorto

Dec 8

OPO6:00 amPorto

17h 59m

2 stops

IND6:59 pmIndianapolis

$745

United Airlines

Nov 16

IND3:11 pmIndianapolis

13h 19m

2 stops

OPO9:30 amPorto

Dec 9

OPO12:35 pmPorto

16h 24m

2 stops

IND11:59 pmIndianapolis

$754

United Airlines

Nov 30

IND4:30 pmIndianapolis

12h 00m

2 stops

OPO9:30 amPorto

Dec 9

OPO6:00 amPorto

22h 59m

2 stops

IND11:59 pmIndianapolis

$758

British Airways flights from Indianapolis to Portugal

Our best British Airways deals on Indianapolis to Portugal flight tickets

British Airways

Nov 25

IND3:32 pmIndianapolis

15h 33m

2 stops

LIS12:05 pmLisbon Humberto Delgado

Dec 2

LIS6:35 pmLisbon Humberto Delgado

29h 51m

2 stops

IND7:26 pmIndianapolis

$785

British Airways

Nov 25

IND9:04 amIndianapolis

26h 46m

2 stops

OPO4:50 pmPorto

Nov 30

OPO8:40 pmPorto

26h 24m

2 stops

IND6:04 pmIndianapolis

$832

British Airways

Feb 9

IND3:27 pmIndianapolis

18h 58m

2 stops

FNC3:25 pmFunchal Madeira

Feb 17

FNC4:15 pmFunchal Madeira

32h 54m

2 stops

IND8:09 pmIndianapolis

$845

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

IndianapolisLisbon

IND Indianapolis - LIS Lisbon Humberto Delgado

INDLIS

Indianapolis

Mon 1/18

7:00 am-9:20 am

2 stops21h 20m

Lisbon Humberto Delgado

Fri 1/22

11:20 am-4:19 pm

2 stops33h 59m

$720

IndianapolisLisbon

IND Indianapolis - LIS Lisbon Humberto Delgado

INDLIS

Indianapolis

Sat 4/10

6:30 pm-8:20 am

1 stop32h 50m

Lisbon Humberto Delgado

Fri 4/16

11:25 am-4:09 pm

2 stops33h 44m

$723

IndianapolisLisbon

IND Indianapolis - LIS Lisbon Humberto Delgado

INDLIS

Indianapolis

Mon 1/18

6:17 pm-8:10 am

1 stop32h 53m

Lisbon Humberto Delgado

Fri 1/22

11:20 am-6:56 pm

2 stops36h 36m

$723

IndianapolisLisbon

IND Indianapolis - LIS Lisbon Humberto Delgado

INDLIS

Indianapolis

Mon 1/18

12:52 pm-8:00 am

1 stop14h 08m

Lisbon Humberto Delgado

Fri 1/22

10:00 am-8:58 pm

1 stop15h 58m

$737

IndianapolisPorto

IND Indianapolis - OPO Porto

INDOPO

Indianapolis

Mon 11/23

3:41 pm-9:30 am

1 stop12h 49m

Porto

Tue 12/8

6:00 am-8:47 pm

2 stops19h 47m

$745

IndianapolisLisbon

IND Indianapolis - LIS Lisbon Humberto Delgado

INDLIS

Indianapolis

Thu 1/21

3:27 pm-12:05 pm

2 stops15h 38m

Lisbon Humberto Delgado

Tue 1/26

11:05 am-7:27 pm

1 stop13h 22m

$762

IndianapolisPorto

IND Indianapolis - OPO Porto

INDOPO

Indianapolis

Wed 11/25

8:05 am-8:15 am

1 stop19h 10m

Porto

Thu 12/3

10:15 am-8:30 pm

1 stop15h 15m

$764

Quickest round-trip

IndianapolisLisbon

IND Indianapolis - LIS Lisbon Humberto Delgado

INDLIS

Indianapolis

Thu 1/21

5:13 pm-9:05 am

1 stop10h 52m

Lisbon Humberto Delgado

Tue 1/26

11:05 am-7:27 pm

1 stop13h 22m

$764

IndianapolisLisbon

IND Indianapolis - LIS Lisbon Humberto Delgado

INDLIS

Indianapolis

Mon 11/30

11:38 am-9:00 am

1 stop16h 22m

Lisbon Humberto Delgado

Thu 12/10

11:15 am-8:50 pm

1 stop14h 35m

$774

IndianapolisLisbon

IND Indianapolis - LIS Lisbon Humberto Delgado

INDLIS

Indianapolis

Sat 11/14

12:58 pm-8:00 am

1 stop14h 02m

Lisbon Humberto Delgado

Sun 11/22

11:15 am-8:47 pm

1 stop14h 32m

$924

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 April. Flight prices, which tend to average around $687, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of April, then book flights to Portugal from Indianapolis during February instead. Flights to Portugal in February, while not as cheap as those in April, still average around $695.

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 $1,013 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 $738 on momondo.

Can stopping save me money on Indianapolis to Portugal flights?

You could potentially save up to 37% 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

Best Price Found	$332
Fastest flight time	9h 50m
Direct flights	None

The best one-way flight to Portugal from Indianapolis in the past 72 hours is $332. The best round-trip flight deal from Indianapolis to Portugal found on momondo in the last 72 hours is $720.

The fastest flight from Indianapolis to Portugal takes 9h 50m

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 October 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 7.5 1,651 reviews	Search Air France flights
American Airlines	PriceFrom $506	Free Cancellation	Rating 7.0 12,181 reviews	Search American Airlines flights
United Airlines	PriceFrom $507	Free Cancellation	Rating 7.3 10,388 reviews	Search United Airlines flights
Delta	PriceFrom $511	Free Cancellation	Rating 7.8 8,650 reviews	Search Delta flights
British Airways	PriceFrom $529	Free Cancellation	Rating 6.7 8,266 reviews	Search British Airways flights
Lufthansa	PriceFrom $655	Free Cancellation	Rating 6.8 8,279 reviews	Search Lufthansa 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

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Feeling lucky

Popular cities in Portugal

Flights to Lisbonfrom $405

Flights to Portofrom $396

Flights to Funchalfrom $405

Flights to Farofrom $570

Flights to Ponta Delgadafrom $553

Flights to Lajesfrom $554

Flights to Hortafrom $550

Flights to Pico Islandfrom $557

Flights to Porto Santofrom $1,072

Flights to Velasfrom $557

Cheap flights from Indianapolis to Portugal from $332

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 2/1. 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

Our best United Airlines deals on Indianapolis to Portugal flight tickets

British Airways flights from Indianapolis to Portugal

Our best British Airways deals on Indianapolis to Portugal flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Indianapolis to Portugal that are best for you.

See travel insights to Portugal from

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

Best Price Found

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