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 41% 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?

United Airlines 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 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.

$321 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.

4:43 pm - 11:15 amIND Indianapolis-OPO Porto

37h 32m2 stops Chicago O'Hare Intl Zurich

6:00 am - 11:41 pmOPO Porto-IND Indianapolis

22h 41m2 stops Frankfurt am Main Newark

$696Multiple Airlines

Sun, Jan 17 - Fri, Jan 22

6:30 pm - 9:30 amIND Indianapolis-OPO Porto

10h 00m1 stop Newark

6:00 am - 11:48 pmOPO Porto-IND Indianapolis

21h 48m2 stops Frankfurt am Main Washington, D.C. Dulles Intl

$711United Airlines

Tue, Mar 2 - Tue, Mar 16

11:05 am - 9:30 amIND Indianapolis-OPO Porto

17h 25m2 stops Chicago O'Hare Intl Newark

6:00 am - 10:03 pmOPO Porto-IND Indianapolis

20h 03m2 stops Frankfurt am Main Chicago O'Hare Intl

$715United Airlines

Tue, Mar 2 - Tue, Mar 16

12:00 pm - 10:30 amIND Indianapolis-OPO Porto

18h 30m2 stops Detroit Metropolitan Wayne County Amsterdam Schiphol

5:00 am - 12:32 amOPO Porto-IND Indianapolis

23h 32m2 stops Amsterdam Schiphol Atlanta Hartsfield-Jackson

$720Delta

Sun, Mar 14 - Fri, Mar 19

7:00 am - 6:55 amIND Indianapolis-LIS Lisbon Humberto Delgado

19h 55m2 stops Chicago O'Hare Intl Montreal Pierre Elliott Trudeau Intl

10:55 am - 2:55 pmLIS Lisbon Humberto Delgado-IND Indianapolis

32h 00m2 stops Montreal Pierre Elliott Trudeau Intl Chicago O'Hare Intl

$720Air Canada

Sun, Mar 14 - Fri, Mar 19

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

$763British Airways

Thu, Jan 14 - Tue, Jan 19

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

$763British 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

11:01 am - 9:05 amIND Indianapolis-LIS Lisbon Humberto Delgado

17h 04m1 stop Philadelphia

11:05 am - 7:55 pmLIS Lisbon Humberto Delgado-IND Indianapolis

13h 50m1 stop Philadelphia

$774American Airlines

Tue, Nov 10 - Tue, Nov 17

11:01 am - 9:05 amIND Indianapolis-LIS Lisbon Humberto Delgado

17h 04m1 stop Philadelphia

11:05 am - 7:55 pmLIS Lisbon Humberto Delgado-IND Indianapolis

13h 50m1 stop Philadelphia

$824American Airlines

Tue, Nov 3 - Tue, Nov 10

Cheap last minute flights

Enter your travel dates to find the best prices.

6:00 pm - 10:45 amIND Indianapolis-LIS Lisbon Humberto Delgado

11h 45m1 stop Boston Logan Intl

5:00 am - 7:03 pmLIS Lisbon Humberto Delgado-IND Indianapolis

19h 03m2 stops Amsterdam Schiphol Detroit Metropolitan Wayne County

$813Delta

Tue, Oct 20 - Wed, Nov 25

3:10 pm - 11:15 amIND Indianapolis-LIS Lisbon Humberto Delgado

15h 05m2 stops Raleigh-Durham Paris Charles de Gaulle

5:00 am - 7:03 pmLIS Lisbon Humberto Delgado-IND Indianapolis

19h 03m2 stops Amsterdam Schiphol Detroit Metropolitan Wayne County

$817Delta

Tue, Oct 20 - Wed, Nov 25

7:20 am - 9:05 amIND Indianapolis-LIS Lisbon Humberto Delgado

20h 45m1 stop Philadelphia

8:20 am - 7:18 pmLIS Lisbon Humberto Delgado-IND Indianapolis

15h 58m2 stops Madrid Barajas Chicago O'Hare Intl

$818American Airlines

Tue, Oct 20 - Wed, Nov 25

12:40 pm - 9:05 amIND Indianapolis-LIS Lisbon Humberto Delgado

15h 25m2 stops Chicago O'Hare Intl Philadelphia

6:30 am - 7:18 pmLIS Lisbon Humberto Delgado-IND Indianapolis

17h 48m2 stops Madrid Barajas Chicago O'Hare Intl

$823American Airlines

Tue, Oct 20 - Wed, Nov 25

12:01 pm - 9:45 amIND Indianapolis-OPO Porto

16h 44m1 stop Newark

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

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

$981United Airlines

Tue, Oct 20 - Tue, Oct 27

9:21 am - 7:00 amIND Indianapolis-OPO Porto

16h 39m2 stops Chicago O'Hare Intl Montreal Pierre Elliott Trudeau Intl

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

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

$984United Airlines

Tue, Oct 20 - Tue, Oct 27

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

14h 42m1 stop Philadelphia

11:00 am - 10:59 pmLIS Lisbon Humberto Delgado-IND Indianapolis

16h 59m2 stops London Heathrow Chicago O'Hare Intl

$1,017British Airways

Thu, Oct 15 - Wed, Oct 21

12:59 pm - 7:25 pmIND Indianapolis-LIS Lisbon Humberto Delgado

25h 26m3 stops New York John F Kennedy Intl Oslo Gardermoen Kastrup Copenhagen

7:05 am - 12:40 amLIS Lisbon Humberto Delgado-IND Indianapolis

22h 35m2 stops Kastrup Copenhagen Atlanta Hartsfield-Jackson

$1,278Scandinavian Airlines

Tue, Oct 20 - Wed, Nov 25

3:16 pm - 11:10 pmIND Indianapolis-LIS Lisbon Humberto Delgado

26h 54m2 stops Chicago O'Hare Intl London Heathrow

11:05 am - 7:57 pmLIS Lisbon Humberto Delgado-IND Indianapolis

13h 52m1 stop Philadelphia

$1,378British Airways

Sat, Oct 17 - Sat, Oct 24

7:04 pm - 9:20 amIND Indianapolis-LIS Lisbon Humberto Delgado

33h 16m2 stops Chicago O'Hare Intl Montreal Pierre Elliott Trudeau Intl

3:50 pm - 11:47 pmLIS Lisbon Humberto Delgado-IND Indianapolis

36h 57m2 stops Zurich Chicago O'Hare Intl

$1,483Multiple Airlines

Sat, Oct 17 - Sat, Oct 24

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Air Canada flights from Indianapolis to Portugal

Our best Air Canada deals on Indianapolis to Portugal flight tickets

Air Canada

Mar 14

IND7:00 amIndianapolis

19h 55m

2 stops

LIS6:55 amLisbon Humberto Delgado

Mar 19

LIS10:55 amLisbon Humberto Delgado

32h 00m

2 stops

IND2:55 pmIndianapolis

$720

Air Canada

Nov 30

IND7:10 amIndianapolis

22h 30m

2 stops

LIS10:40 amLisbon Humberto Delgado

Dec 10

LIS8:55 amLisbon Humberto Delgado

35h 01m

2 stops

IND2:56 pmIndianapolis

$757

Air Canada

Nov 30

IND7:10 amIndianapolis

22h 30m

2 stops

LIS10:40 amLisbon Humberto Delgado

Dec 10

LIS10:55 amLisbon Humberto Delgado

34h 31m

2 stops

IND4:26 pmIndianapolis

$762

KLM flights from Indianapolis to Portugal

Our best KLM deals on Indianapolis to Portugal flight tickets

KLM

Nov 9

IND12:58 pmIndianapolis

14h 02m

1 stop

LIS8:00 amLisbon Humberto Delgado

Nov 16

LIS5:00 amLisbon Humberto Delgado

17h 19m

2 stops

IND5:19 pmIndianapolis

$805

KLM

Nov 27

IND4:19 pmIndianapolis

36h 01m

2 stops

FNC9:20 amFunchal Madeira

Dec 4

FNC6:00 pmFunchal Madeira

30h 11m

2 stops

IND7:11 pmIndianapolis

$872

KLM

Dec 4

IND12:14 pmIndianapolis

20h 36m

2 stops

FAO1:50 pmFaro

Dec 9

FAO2:40 pmFaro

31h 42m

2 stops

IND5:22 pmIndianapolis

$895

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

IndianapolisPorto

IND Indianapolis - OPO Porto

INDOPO

Indianapolis

Sun 1/17

4:43 pm-11:15 am

2 stops37h 32m

Porto

Fri 1/22

6:00 am-11:41 pm

2 stops22h 41m

$696

IndianapolisPorto

IND Indianapolis - OPO Porto

INDOPO

Indianapolis

Tue 3/2

6:30 pm-9:30 am

1 stop10h 00m

Porto

Tue 3/16

6:00 am-11:48 pm

2 stops21h 48m

$711

IndianapolisPorto

IND Indianapolis - OPO Porto

INDOPO

Indianapolis

Tue 3/2

11:05 am-9:30 am

2 stops17h 25m

Porto

Tue 3/16

6:00 am-10:03 pm

2 stops20h 03m

$715

IndianapolisPorto

IND Indianapolis - OPO Porto

INDOPO

Indianapolis

Sun 3/14

12:00 pm-10:30 am

2 stops18h 30m

Porto

Fri 3/19

5:00 am-12:32 am

2 stops23h 32m

$720

IndianapolisLisbon

IND Indianapolis - LIS Lisbon Humberto Delgado

INDLIS

Indianapolis

Sun 3/14

7:00 am-6:55 am

2 stops19h 55m

Lisbon Humberto Delgado

Fri 3/19

10:55 am-2:55 pm

2 stops32h 00m

$720

Quickest round-trip

IndianapolisLisbon

IND Indianapolis - LIS Lisbon Humberto Delgado

INDLIS

Indianapolis

Thu 1/14

3:27 pm-12:05 pm

2 stops15h 38m

Lisbon Humberto Delgado

Tue 1/19

11:05 am-7:27 pm

1 stop13h 22m

$763

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

$763

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

Tue 11/10

11:01 am-9:05 am

1 stop17h 04m

Lisbon Humberto Delgado

Tue 11/17

11:05 am-7:55 pm

1 stop13h 50m

$774

IndianapolisLisbon

IND Indianapolis - LIS Lisbon Humberto Delgado

INDLIS

Indianapolis

Tue 11/3

11:01 am-9:05 am

1 stop17h 04m

Lisbon Humberto Delgado

Tue 11/10

11:05 am-7:55 pm

1 stop13h 50m

$824

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 $995 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 25% 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	$321
Fastest flight time	10h 00m
Direct flights	None

The best one-way flight to Portugal from Indianapolis in the past 72 hours is $321. The best round-trip flight deal from Indianapolis to Portugal found on momondo in the last 72 hours is $696.

The fastest flight from Indianapolis to Portugal takes 10h 00m

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
Lufthansa	PriceFrom $485	Free Cancellation	Rating 6.8 8,277 reviews	Search Lufthansa flights
American Airlines	PriceFrom $506	Free Cancellation	Rating 7.0 12,170 reviews	Search American Airlines flights
United Airlines	PriceFrom $507	Free Cancellation	Rating 7.4 10,364 reviews	Search United Airlines flights
Delta	PriceFrom $511	Free Cancellation	Rating 7.8 8,652 reviews	Search Delta flights
British Airways	PriceFrom $529	Free Cancellation	Rating 6.7 8,261 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

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.

Start using Trips

Find my bookings

Get notified when prices go down

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

1 adult

Fri 11/13

Fri 11/20

Email me momondo's favorite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Portugal

Popular cities

Other flights from Indianapolis

Other flights to Portugal

Airlines

Cabin classes

Complete your trip

Feeling lucky

Popular cities in Portugal

Flights to Lisbonfrom $464

Flights to Portofrom $462

Flights to Funchalfrom $551

Flights to Farofrom $622

Flights to Ponta Delgadafrom $553

Flights to Lajesfrom $553

Flights to Hortafrom $559

Flights to Pico Islandfrom $552

Flights to Porto Santofrom $858

Flights to Velasfrom $579

Cheap flights from Indianapolis to Portugal from $321

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 2/28. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Find the cheapest flights from Indianapolis to Portugal

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Air Canada flights from Indianapolis to Portugal

Our best Air Canada deals on Indianapolis to Portugal flight tickets

KLM flights from Indianapolis to Portugal

Our best KLM 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