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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 5/17. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Indianapolis to Portugal

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
7:52 pm - 9:20 am
IND
-
LIS
32h 28m
2 stops
United Airlines Logo
11:25 am - 5:48 pm
LIS
-
IND
35h 23m
2 stops
$491United Airlines
Tue, Apr 7 - Tue, Apr 14
United Airlines Logo
3:52 pm - 8:20 am
IND
-
LIS
11h 28m
1 stop
United Airlines Logo
1:00 pm - 11:21 am
LIS
-
IND
27h 21m
2 stops
$493United Airlines
Mon, Apr 27 - Tue, May 5
United Airlines Logo
10:00 am - 8:20 am
IND
-
LIS
17h 20m
2 stops
United Airlines Logo
1:00 pm - 1:41 pm
LIS
-
IND
29h 41m
2 stops
$497United Airlines
Mon, Apr 27 - Tue, May 5
Iberia Logo
1:50 pm - 11:50 am
IND
-
LIS
17h 00m
2 stops
Iberia Logo
8:25 am - 6:40 pm
LIS
-
IND
15h 15m
2 stops
$498Iberia
Thu, Apr 16 - Tue, Apr 21
United Airlines Logo
7:24 am - 8:20 am
IND
-
LIS
19h 56m
1 stop
United Airlines Logo
10:25 am - 9:45 pm
LIS
-
IND
16h 20m
1 stop
$499United Airlines
Mon, Apr 13 - Wed, Apr 29
Finnair Logo
7:43 pm - 11:25 pm
IND
-
LIS
22h 42m
2 stops
Finnair Logo
6:35 am - 12:32 am
LIS
-
IND
22h 57m
2 stops
$500Finnair
Mon, Apr 13 - Wed, Apr 29
Delta Logo
5:58 pm - 5:50 pm
IND
-
LIS
18h 52m
2 stops
Delta Logo
5:00 am - 9:16 pm
LIS
-
IND
21h 16m
2 stops
$501Delta
Mon, Apr 27 - Tue, May 5
Delta Logo
1:47 pm - 11:15 am
IND
-
LIS
16h 28m
2 stops
Delta Logo
5:00 am - 6:53 pm
LIS
-
IND
18h 53m
2 stops
$502Delta
Mon, Apr 13 - Thu, Apr 23
Iberia Logo
1:50 pm - 11:50 am
IND
-
LIS
17h 00m
2 stops
Iberia Logo
6:35 am - 9:24 pm
LIS
-
IND
19h 49m
2 stops
$508Iberia
Sun, Apr 26 - Wed, May 6
American Airlines Logo
12:40 pm - 7:40 am
IND
-
OPO
14h 00m
2 stops
American Airlines Logo
8:20 am - 10:38 pm
OPO
-
IND
19h 18m
2 stops
$770American Airlines
Thu, May 7 - Fri, May 22

United Airlines flights from Indianapolis to Portugal

Our best United Airlines deals on Indianapolis to Portugal flight tickets
United Airlines
Apr 7
IND7:52 pmIndianapolis
32h 28m
2 stops
LIS9:20 amLisbon Humberto Delgado
Apr 14
LIS11:25 amLisbon Humberto Delgado
35h 23m
2 stops
IND5:48 pmIndianapolis
$491
United Airlines
Apr 27
IND3:52 pmIndianapolis
11h 28m
1 stop
LIS8:20 amLisbon Humberto Delgado
May 5
LIS1:00 pmLisbon Humberto Delgado
27h 21m
2 stops
IND11:21 amIndianapolis
$493
United Airlines
Apr 27
IND10:00 amIndianapolis
17h 20m
2 stops
LIS8:20 amLisbon Humberto Delgado
May 5
LIS1:00 pmLisbon Humberto Delgado
29h 41m
2 stops
IND1:41 pmIndianapolis
$497

American Airlines flights from Indianapolis to Portugal

Our best American Airlines deals on Indianapolis to Portugal flight tickets
American Airlines
Apr 14
IND12:40 pmIndianapolis
14h 05m
2 stops
LIS7:45 amLisbon Humberto Delgado
Apr 23
LIS11:05 amLisbon Humberto Delgado
12h 20m
1 stop
IND6:25 pmIndianapolis
$516
American Airlines
Apr 9
IND12:40 pmIndianapolis
14h 05m
2 stops
LIS7:45 amLisbon Humberto Delgado
Apr 19
LIS7:20 amLisbon Humberto Delgado
16h 43m
2 stops
IND7:03 pmIndianapolis
$535
American Airlines
Apr 15
IND10:59 amIndianapolis
17h 06m
2 stops
LIS9:05 amLisbon Humberto Delgado
Apr 24
LIS7:20 amLisbon Humberto Delgado
16h 43m
2 stops
IND7:03 pmIndianapolis
$636

momondo Fare Finder

 
Customize your flight search to find flights from Indianapolis to Portugal 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 February 23, 2026.
Use the filters below to find and compare flights from Indianapolis to Portugal that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

IndianapolisLisbon

IND - LIS

INDLIS

Indianapolis

Tue 4/7

7:52 pm-9:20 am

2 stops32h 28m

Lisbon Humberto Delgado

Tue 4/14

11:25 am-5:48 pm

2 stops35h 23m

$491

IndianapolisLisbon

IND - LIS

INDLIS

Indianapolis

Mon 4/27

3:52 pm-8:20 am

1 stop11h 28m

Lisbon Humberto Delgado

Tue 5/5

1:00 pm-11:21 am

2 stops27h 21m

$493

IndianapolisLisbon

IND - LIS

INDLIS

Indianapolis

Mon 4/27

10:00 am-8:20 am

2 stops17h 20m

Lisbon Humberto Delgado

Tue 5/5

1:00 pm-1:41 pm

2 stops29h 41m

$497

IndianapolisLisbon

IND - LIS

INDLIS

Indianapolis

Thu 4/16

1:50 pm-11:50 am

2 stops17h 00m

Lisbon Humberto Delgado

Tue 4/21

8:25 am-6:40 pm

2 stops15h 15m

$498

IndianapolisLisbon

IND - LIS

INDLIS

Indianapolis

Mon 4/13

7:24 am-8:20 am

1 stop19h 56m

Lisbon Humberto Delgado

Wed 4/29

10:25 am-9:45 pm

1 stop16h 20m

$499

IndianapolisLisbon

IND - LIS

INDLIS

Indianapolis

Mon 4/13

7:43 pm-11:25 pm

2 stops22h 42m

Lisbon Humberto Delgado

Wed 4/29

6:35 am-12:32 am

2 stops22h 57m

$500

IndianapolisLisbon

IND - LIS

INDLIS

Indianapolis

Mon 4/27

5:58 pm-5:50 pm

2 stops18h 52m

Lisbon Humberto Delgado

Tue 5/5

5:00 am-9:16 pm

2 stops21h 16m

$501

IndianapolisLisbon

IND - LIS

INDLIS

Indianapolis

Mon 4/13

1:47 pm-11:15 am

2 stops16h 28m

Lisbon Humberto Delgado

Thu 4/23

5:00 am-6:53 pm

2 stops18h 53m

$502

IndianapolisLisbon

IND - LIS

INDLIS

Indianapolis

Sun 4/26

1:50 pm-11:50 am

2 stops17h 00m

Lisbon Humberto Delgado

Wed 5/6

6:35 am-9:24 pm

2 stops19h 49m

$508

IndianapolisPorto

IND - OPO

INDOPO

Indianapolis

Thu 5/7

12:40 pm-7:40 am

2 stops14h 00m

Porto

Fri 5/22

8:20 am-10:38 pm

2 stops19h 18m

$770

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Portugal from

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

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 $651, 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 February instead. Flights to Portugal in February, while not as cheap as those in March, still average around $688.

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 $895 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 $709 on momondo.

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

9h 48m

Direct flights

None
The fastest flight from Indianapolis to Portugal takes 9h 48m
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?

  • 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 FrancePriceFrom $457Free CancellationRating
7.4
1,537 reviews
Search Air France flights
American AirlinesPriceFrom $506Free CancellationRating
7.2
11,341 reviews
Search American Airlines flights
DeltaPriceFrom $511Free CancellationRating
7.9
8,238 reviews
Search Delta flights
British AirwaysPriceFrom $535Free CancellationRating
6.7
7,761 reviews
Search British Airways flights
United AirlinesPriceFrom $552Free CancellationRating
7.4
9,342 reviews
Search United Airlines flights
LufthansaPriceFrom $655Free CancellationRating
6.8
7,808 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.

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Find better results for your trip to Portugal

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