$384+ Cheap flights from Indianapolis (IND) to Porto (OPO)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/8. Fares are subject to change and may not be available on all flights or dates of travel.
IND — OPO
Nov 29 — Dec 61
Round-trip
1 adult, Economy
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Find cheap flights from Indianapolis to Porto with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Indianapolis to Porto
Cheapest
Best
Last-minute
One-way
Cheapest flights from Indianapolis to PortoExplore the most affordable flight options available from Indianapolis to Porto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2026.
Explore the most affordable flight options available from Indianapolis to Porto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2026.
This United Airlines deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/306:40 pm -
1 stop9h 50m
Wed 12/96:00 am -
2 stops22h 39m
Deal found 10/26![United Airlines logo]()
$759
This Justfly.com deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/303:11 pm -
2 stops15h 34m
Wed 12/96:00 am -
2 stops22h 59m
Deal found 10/26![Lufthansa logo]()
$760
This Delta deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/111:13 pm -
1 stop14h 02m
Fri 12/185:55 am -
2 stops19h 55m
Deal found 10/27![Delta logo]()
$823
This United Airlines deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/147:50 am -
1 stop20h 40m
Mon 12/2112:30 pm -
2 stops38h 34m
Deal found 10/30![United Airlines logo]()
$870
This United Airlines deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/78:00 am -
1 stop20h 30m
Sat 11/146:00 am -
2 stops21h 14m
Deal found 10/27![United Airlines logo]()
$914
This Kiwi.com deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/118:40 pm -
1 stop17h 45m
Fri 12/188:50 am -
1 stop15h 20m
Deal found 10/27![Multiple Airlines logo]()
$944
Best flights from Indianapolis to PortoDiscover carefully curated flight deals from Indianapolis to Porto that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 30, 2026.
Discover carefully curated flight deals from Indianapolis to Porto that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 30, 2026.
This Justfly.com deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/303:11 pm -
2 stops15h 34m
Wed 12/96:00 am -
2 stops22h 59m
Deal found 10/26![Lufthansa logo]()
$760
This United Airlines deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/304:30 pm -
2 stops12h 00m
Wed 12/96:00 am -
2 stops22h 59m
Deal found 10/27![United Airlines logo]()
$768
This United deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/276:33 pm -
2 stops40h 07m
Thu 4/18:40 am -
2 stops29h 41m
Deal found 10/29![Multiple Airlines logo]()
$815
This Delta deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/111:13 pm -
1 stop14h 02m
Fri 12/185:55 am -
2 stops19h 55m
Deal found 10/27![Delta logo]()
$823
This KLM deal was found by Cheapflights users on 10/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/2712:52 pm -
1 stop16h 38m
Thu 4/15:55 am -
2 stops16h 05m
Deal found 10/25![KLM logo]()
$844
This United Airlines deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/66:33 pm -
2 stops33h 57m
Sun 3/146:00 am -
2 stops21h 51m
Deal found 10/29![United Airlines logo]()
$781
This United Airlines deal was found by Cheapflights users on 10/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/274:38 pm -
2 stops37h 32m
Thu 4/16:00 am -
2 stops20h 58m
Deal found 10/25![United Airlines logo]()
$800
Last-minute flights from Indianapolis to PortoDiscover last-minute flight deals from Indianapolis to Porto. Data last updated October 30, 2026 and is based on user searches.
Discover last-minute flight deals from Indianapolis to Porto. Data last updated October 30, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/78:00 am -
1 stop20h 30m
Sat 11/146:00 am -
2 stops21h 14m
Deal found 10/27![United Airlines logo]()
$914
This Mytrip deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/711:25 am -
2 stops24h 35m
Sat 11/146:40 am -
3 stops37h 28m
Deal found 10/27![Multiple Airlines logo]()
$1,191
This Kiwi.com deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/216:15 pm -
2 stops44h 30m
Sat 11/287:50 am -
1 stop16h 20m
Deal found 10/27![Multiple Airlines logo]()
$1,603
This United Airlines deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/216:33 pm -
2 stops33h 57m
Sat 11/2812:30 pm -
2 stops40h 17m
Deal found 10/27![United Airlines logo]()
$1,740
This United Airlines deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/306:40 pm -
1 stop9h 50m
Wed 12/96:00 am -
2 stops22h 39m
Deal found 10/26![United Airlines logo]()
$759
This Justfly.com deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/303:11 pm -
2 stops15h 34m
Wed 12/96:00 am -
2 stops22h 59m
Deal found 10/26![Lufthansa logo]()
$760
This Air Canada deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/303:11 pm -
3 stops17h 19m
Wed 12/98:30 am -
3 stops18h 44m
Deal found 10/27![Air Canada logo]()
$1,203
One-way flights from Indianapolis to PortoSearch for one-way flight options from Indianapolis to Porto. Find affordable one-way fares based on user searches. Data last updated October 30, 2026.
Search for one-way flight options from Indianapolis to Porto. Find affordable one-way fares based on user searches. Data last updated October 30, 2026.
This Delta deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/812:52 pm -
1 stop16h 38m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/27![Delta logo]()
$384
This Kiwi.com deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/114:41 pm -
3 stops39h 49m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/27![Multiple Airlines logo]()
$502
This Kiwi.com deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/2010:56 am -
3 stops43h 04m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/27![Multiple Airlines logo]()
$547
This Air France deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/303:11 pm -
2 stops14h 24m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/26![Air France logo]()
$554
This United Airlines deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/3011:01 am -
1 stop17h 29m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/30![United Airlines logo]()
$555
This Kiwi.com deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/87:00 am -
3 stops23h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/27![Multiple Airlines logo]()
$594
This Air France deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/111:13 pm -
1 stop14h 02m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/27![Air France logo]()
$605
This Air Canada deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/303:11 pm -
3 stops17h 19m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/28![Air Canada logo]()
$705
This Cheapflightsfares deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/812:43 pm -
2 stops18h 02m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/27![Iberia logo]()
$1,009
This FlightHub deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/89:40 am -
2 stops43h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/27![British Airways logo]()
$1,061
Find flight deals from Indianapolis to Porto
Discover tips and strategies to find the most affordable flight options for your journey from Indianapolis (IND) to Porto (OPO). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated October 30, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $759 (United Airlines) |
One-way from | $384 (Delta) |
Popular in | June |
Cheapest in | January |
Average price | $1,010 |
Cheapflights Fare Finder
Customize your flight search to find flights from Indianapolis to Porto 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, Cheapflights users made 7,457,451 searches. Data last updated October 30, 2026.
Use the filters below to find and compare flights from Indianapolis to Porto that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
IndianapolisPorto
IND Indianapolis - OPO Porto
INDOPO
Indianapolis
Thu 4/8
12:52 pm-10:30 am
1 stop16h 38m
Porto
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$384
IndianapolisPorto
IND Indianapolis - OPO Porto
INDOPO
Indianapolis
Thu 4/8
11:05 am-9:45 am
2 stops17h 40m
Porto
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$384
Quickest round-trip
IndianapolisPorto
IND Indianapolis - OPO Porto
INDOPO
Indianapolis
Mon 11/30
3:11 pm-10:35 am
2 stops14h 24m
Porto
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$554
IndianapolisPorto
IND Indianapolis - OPO Porto
INDOPO
Indianapolis
Mon 11/30
11:01 am-9:30 am
1 stop17h 29m
Porto
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$555
IndianapolisPorto
IND Indianapolis - OPO Porto
INDOPO
Indianapolis
Mon 11/30
3:11 pm-11:45 am
2 stops15h 34m
Porto
Wed 12/9
6:00 am-11:59 pm
2 stops22h 59m
$760
IndianapolisPorto
IND Indianapolis - OPO Porto
INDOPO
Indianapolis
Mon 11/30
4:30 pm-9:30 am
2 stops12h 00m
Porto
Wed 12/9
6:00 am-11:59 pm
2 stops22h 59m
$768
IndianapolisPorto
IND Indianapolis - OPO Porto
INDOPO
Indianapolis
Sat 3/6
6:33 pm-9:30 am
2 stops33h 57m
Porto
Sun 3/14
6:00 am-10:51 pm
2 stops21h 51m
$781
IndianapolisPorto
IND Indianapolis - OPO Porto
INDOPO
Indianapolis
Sat 3/27
4:38 pm-10:10 am
2 stops37h 32m
Porto
Thu 4/1
6:00 am-9:58 pm
2 stops20h 58m
$800
IndianapolisPorto
IND Indianapolis - OPO Porto
INDOPO
Indianapolis
Sat 3/27
6:33 pm-2:40 pm
2 stops40h 07m
Porto
Thu 4/1
8:40 am-9:21 am
2 stops29h 41m
$815
IndianapolisPorto
IND Indianapolis - OPO Porto
INDOPO
Indianapolis
Fri 12/11
1:13 pm-8:15 am
1 stop14h 02m
Porto
Fri 12/18
5:55 am-8:50 pm
2 stops19h 55m
$823
Showing 1-10 of 11 resultsSorted by cheapest first
Compare providers for flights from Indianapolis to Porto
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Indianapolis to Porto in October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Indianapolis-Porto flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Indianapolis-Porto flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Indianapolis-Porto flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Indianapolis-Porto flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Indianapolis-Porto flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Indianapolis to Porto
Have a flexible travel schedule? Discover the best time to fly to Porto from Indianapolis with our price prediction graph.
IND-OPO
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Reviews of airlines servicing Porto
Get insights into the airlines that provide service to Porto. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Porto. Reviews last updated October 30, 2026.
Peruse reviews from past customers who have flown with United Airlines from Indianapolis to Porto to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
6.7
Entertainment
7.1
Comfort
7.3
Crew
8.1
Boarding
7.7
Overall
7.3
Reviews
1 / 20
8.0
ExcellentAsha,Sep 2026
LGA - IAH
Food
6.7
Entertainment
7.1
Comfort
7.3
Crew
8.1
Boarding
7.7
Overall
7.3
Reviews
1 / 20
8.0
ExcellentAsha,Sep 2026
LGA - IAH
Related info for your journey
Find useful and relevant information for your journey from Indianapolis to Porto. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Porto?
Book flights to Porto if you plan to visit one of these locationsVila Nova de Gaia
Arcos de Valdevez
Coimbra
Aveiro
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Indianapolis and Porto flights
Browse other Indianapolis and Porto flight options. Last updated on October 30, 2026.
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Explore flights to Porto departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on October 30, 2026.
Top airline flying from Indianapolis to Porto
Discover the top airline that operate flights from Indianapolis to Porto. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated October 30, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$584 | Average$1,223 | FlexibilityNo cancel fee | On-time69% |