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$135+ Cheap flights from Portland, ME to Indianapolis (PWM - IND)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/31. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — IND
Aug 28 — Sep 41
Fri 8/28
Fri 9/4
1 adult, Economy
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Cheap flight deals from Portland to Indianapolis

Cheapest flights from Portland to Indianapolis
Explore the most affordable flight options available from Portland to Indianapolis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2026.

This Kiwi.com deal was found by Cheapflights users on 7/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/248:14 pm
PWM
-
IND
1 stop14h 11m
Multiple Airlines
Mon 9/287:48 pm
IND
-
PWM
2 stops37h 20m
Multiple Airlines
Deal found 7/28$307
This United Airlines deal was found by Cheapflights users on 7/26. 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.
Tue 8/257:35 pm
PWM
-
IND
1 stop4h 21m
United Airlines
Tue 9/110:00 am
IND
-
PWM
1 stop4h 38m
United Airlines
Deal found 7/26$320
This Delta deal was found by Cheapflights users on 7/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/912:55 pm
PWM
-
IND
1 stop6h 01m
Delta
Wed 9/166:35 am
IND
-
PWM
1 stop5h 35m
Delta
Deal found 7/28$325
This American Airlines deal was found by Cheapflights users on 7/26. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/116:30 am
PWM
-
IND
1 stop5h 49m
American Airlines
Mon 9/146:50 am
IND
-
PWM
1 stop6h 15m
American Airlines
Deal found 7/26$326
This Southwest deal was found by Cheapflights users on 7/25. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/16:30 am
PWM
-
IND
1 stop5h 15m
Southwest
Mon 10/52:05 pm
IND
-
PWM
2 stops9h 50m
Southwest
Deal found 7/25$330
This Southwest deal was found by Cheapflights users on 7/28. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/115:55 am
PWM
-
IND
2 stops8h 55m
Southwest
Mon 9/145:00 pm
IND
-
PWM
1 stop4h 35m
Southwest
Deal found 7/28$331
This Southwest deal was found by Cheapflights users on 7/25. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/13:25 pm
PWM
-
IND
2 stops8h 45m
Southwest
Tue 10/61:50 pm
IND
-
PWM
2 stops8h 45m
Southwest
Deal found 7/25$335
This United Airlines deal was found by Cheapflights users on 7/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/93:43 pm
PWM
-
IND
2 stops8h 04m
United Airlines
Wed 9/165:45 am
IND
-
PWM
1 stop4h 19m
United Airlines
Deal found 7/28$341
This Southwest deal was found by Cheapflights users on 7/28. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/245:55 am
PWM
-
IND
2 stops8h 55m
Southwest
Mon 9/281:15 pm
IND
-
PWM
2 stops9h 15m
Southwest
Deal found 7/28$355
This United Airlines deal was found by Cheapflights users on 7/25. 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.
Fri 9/46:00 am
PWM
-
IND
1 stop5h 53m
United Airlines
Mon 9/712:34 pm
IND
-
PWM
1 stop5h 08m
United Airlines
Deal found 7/25$358
This Southwest deal was found by Cheapflights users on 7/26. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/255:45 am
PWM
-
IND
2 stops10h 45m
Southwest
Tue 9/112:15 pm
IND
-
PWM
2 stops9h 50m
Southwest
Deal found 7/26$362

Find flight deals from Portland to Indianapolis

Discover tips and strategies to find the most affordable flight options for your journey from Portland (PWM) to Indianapolis (IND). 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 July 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$307
(Kiwi.com)

One-way from

$135
(Kiwi.com)

Popular in

May

Cheapest in

September

Average price

$418
Provider with most accurate pricing for Portland-Indianapolis flight deals.
Search Deals
Provider most trusted by Cheapflights users for Portland-Indianapolis flights.
Search Deals
From Portland to Indianapolis
Search Deals
One-way flight from Portland to Indianapolis
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($44 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($7 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Portland to Indianapolis 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 2,558,603 searches. Data last updated July 29, 2026.
Use the filters below to find and compare flights from Portland to Indianapolis that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortlandIndianapolis

PWM - IND

PWMIND

Portland

Sat 10/3

6:00 am-11:16 am

1 stop5h 16m

Indianapolis

Tue 10/6

9:55 am-2:38 pm

1 stop4h 43m

$320

PortlandIndianapolis

PWM - IND

PWMIND

Portland

Sat 10/3

5:35 am-12:25 pm

1 stop6h 50m

Indianapolis

Tue 10/6

1:50 pm-10:35 pm

2 stops8h 45m

$330

PortlandIndianapolis

PWM - IND

PWMIND

Portland

Tue 8/25

7:35 pm-11:56 pm

1 stop4h 21m

Indianapolis

Tue 9/1

7:00 am-2:38 pm

2 stops7h 38m

$330

PortlandIndianapolis

PWM - IND

PWMIND

Portland

Thu 10/1

6:30 am-11:45 am

1 stop5h 15m

Indianapolis

Mon 10/5

2:05 pm-11:55 pm

2 stops9h 50m

$330

PortlandIndianapolis

PWM - IND

PWMIND

Portland

Fri 9/11

5:55 am-2:50 pm

2 stops8h 55m

Indianapolis

Mon 9/14

5:00 pm-9:35 pm

1 stop4h 35m

$331

PortlandIndianapolis

PWM - IND

PWMIND

Portland

Thu 9/24

5:55 am-2:50 pm

2 stops8h 55m

Indianapolis

Mon 9/28

1:15 pm-10:30 pm

2 stops9h 15m

$355
Quickest round-trip

PortlandIndianapolis

PWM - IND

PWMIND

Portland

Fri 9/25

7:25 pm-11:59 pm

1 stop4h 34m

Indianapolis

Mon 9/28

5:40 am-10:40 am

1 stop5h 00m

$358

PortlandIndianapolis

PWM - IND

PWMIND

Portland

Sun 10/4

6:00 am-10:56 am

1 stop4h 56m

Indianapolis

Tue 10/6

9:55 am-2:38 pm

1 stop4h 43m

$366

PortlandIndianapolis

PWM - IND

PWMIND

Portland

Fri 8/28

2:53 pm-9:05 pm

1 stop6h 12m

Indianapolis

Mon 8/31

5:29 pm-12:59 am

1 stop7h 30m

$381

PortlandIndianapolis

PWM - IND

PWMIND

Portland

Fri 9/25

5:55 am-12:10 pm

2 stops6h 15m

Indianapolis

Mon 9/28

5:25 am-9:50 am

1 stop4h 25m

$386

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/26

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

Compare providers for flights from Portland to Indianapolis

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 Portland to Indianapolis in July.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Portland, Maine-Indianapolis flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Portland, Maine-Indianapolis flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Portland, Maine-Indianapolis flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Portland, Maine-Indianapolis 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 Portland, Maine-Indianapolis 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 Portland to Indianapolis

Have a flexible travel schedule? Discover the best time to fly to Indianapolis from Portland with our price prediction graph.
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.

Cheapflights Insights

Everything you need to know about your flight from Portland to Indianapolis

What is the cheapest month to book a flight from Portland, Maine to Indianapolis?

Currently, September is the cheapest month in which you can book a flight from Portland, Maine to Indianapolis (average of $352). Flying from Portland, Maine to Indianapolis in May is currently the most expensive (average of $484). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How much does it cost to fly round-trip from Portland, Maine to Indianapolis?

Airfare is below average for this route at the moment.

Portland, Maine to Indianapolis flights typically cost between $334 and $634 in September.
The cheapest round-trip price found within the last 5 days was $307 on Multiple Airlines (Sep 24-Sep 28).

Reviews of airlines servicing Indianapolis

Get insights into the airlines that provide service to Indianapolis. 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 Indianapolis. Reviews last updated July 29, 2026.
Peruse reviews from past customers who have flown with Southwest,Delta, andUnited Airlines from Portland to Indianapolis 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.
Southwest
8.0
Very good
4,228 reviews

Entertainment

7.5

Crew

8.6

Overall

8.0

Boarding

8.1

Comfort

8.0

Food

7.0

Reviews

1 / 20
8.0
Excellent

Libby,Jun 2026

TUS - LAS

One delay in a 2 layover flight=a good trip. The crew was great.
Southwest
8.0
Very good
4,228 reviews
Southwest
8.0
Very good
4,228 reviews

Entertainment

7.5

Crew

8.6

Overall

8.0

Boarding

8.1

Comfort

8.0

Food

7.0

Reviews

1 / 20
8.0
Excellent

Libby,Jun 2026

TUS - LAS

One delay in a 2 layover flight=a good trip. The crew was great.
Delta
7.8
Good
8,486 reviews
Southwest
8.0
Very good
4,228 reviews

Entertainment

7.5

Crew

8.6

Overall

8.0

Boarding

8.1

Comfort

8.0

Food

7.0

Reviews

1 / 20
8.0
Excellent

Libby,Jun 2026

TUS - LAS

One delay in a 2 layover flight=a good trip. The crew was great.
United Airlines
7.4
Good
10,052 reviews
Southwest
8.0
Very good
4,228 reviews

Entertainment

7.5

Crew

8.6

Overall

8.0

Boarding

8.1

Comfort

8.0

Food

7.0

Reviews

1 / 20
8.0
Excellent

Libby,Jun 2026

TUS - LAS

One delay in a 2 layover flight=a good trip. The crew was great.
American Airlines
7.1
Good
11,839 reviews
Southwest
8.0
Very good
4,228 reviews

Entertainment

7.5

Crew

8.6

Overall

8.0

Boarding

8.1

Comfort

8.0

Food

7.0

Reviews

1 / 20
8.0
Excellent

Libby,Jun 2026

TUS - LAS

One delay in a 2 layover flight=a good trip. The crew was great.

Related info for your journey

Find useful and relevant information for your journey from Portland to Indianapolis. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Portland, Maine to Indianapolis?

    There are many flights that can get you from Portland, Maine to Indianapolis in 5h 16m. Fly via United Airlines or Southwest to get the fastest option. Portland, Maine and Indianapolis are separated by a distance of 866 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Portland, Maine to Indianapolis round-trip?

    Currently priced at $258, Southwest will fly you from Portland, Maine to Indianapolis and back. In addition to Southwest, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Delta and United Airlines - these airlines can fly you to your destination from $258 and $287, respectively. You may be able to fly from Portland, Maine to Indianapolis for 38% less than the average price by searching for these airlines.

  • Can I find deals for flights from Portland to Indianapolis that include hotel bookings?

    Yes. In addition to deals on Portland to Indianapolis flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Portland to Indianapolis?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Portland to Indianapolis.

  • Can I find deals for business class flights from Portland to Indianapolis?

    Yes. Cheapflights offers flight deals from Portland to Indianapolis by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Portland, Maine to Indianapolis?

    Currently, September is the cheapest month in which you can book a flight from Portland, Maine to Indianapolis (average of $352). Flying from Portland, Maine to Indianapolis in May is currently the most expensive (average of $484). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Indianapolis?

Book flights to Indianapolis if you plan to visit one of these locations
Terre Haute
Muncie
Greenwood
Kokomo
Fishers
Westfield
Franklin
Mooresville
Plainfield
Anderson
Crawfordsville
Carmel
Noblesville
Bloomington
Speedway

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 4 airlines flying from Portland to Indianapolis

Discover the top 4 airlines that operate flights from Portland to Indianapolis. 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 2,558,603 searches. Data last updated July 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
SouthwestCheapest$258Average$436FlexibilityNo cancel feeOn-time63%
DeltaCheapest$258Average$403FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$287Average$484FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$316Average$451FlexibilityNo cancel feeOn-time71%

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