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$217+ Cheap flights from Portland, ME to South Bend (PWM - SBN)

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 2/26. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — SBN
Mar 23 — Mar 301
Mon 3/23
Mon 3/30
1 adult, Economy
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Cheap flight deals from Portland to South Bend

Cheapest flights from Portland to South Bend
Explore the most affordable flight options available from Portland to South Bend. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 21, 2026.

This United Airlines deal was found by Cheapflights users on 2/19. 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.
Thu 2/265:45 am
PWM
-
SBN
1 stop6h 53m
United Airlines
Mon 3/24:39 pm
SBN
-
PWM
1 stop4h 30m
United Airlines
Deal found 2/19$217
This United Airlines deal was found by Cheapflights users on 2/19. 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 10/282:45 pm
PWM
-
SBN
1 stop5h 16m
United Airlines
Sat 10/3110:00 am
SBN
-
PWM
1 stop4h 34m
United Airlines
Deal found 2/19$287
This Delta deal was found by Cheapflights users on 2/17. 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 3/46:00 am
PWM
-
SBN
2 stops7h 23m
Delta
Sun 3/88:20 am
SBN
-
PWM
1 stop3h 49m
Delta
Deal found 2/17$293
This United Airlines deal was found by Cheapflights users on 2/18. 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.
Thu 3/56:00 am
PWM
-
SBN
2 stops10h 01m
United Airlines
Mon 3/93:26 pm
SBN
-
PWM
1 stop5h 45m
United Airlines
Deal found 2/18$298
This United Airlines deal was found by Cheapflights users on 2/20. 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 3/75:45 am
PWM
-
SBN
1 stop6h 53m
United Airlines
Wed 3/116:08 am
SBN
-
PWM
2 stops7h 49m
United Airlines
Deal found 2/20$342
This United Airlines deal was found by Cheapflights users on 2/17. 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.
Thu 5/74:45 pm
PWM
-
SBN
1 stop6h 38m
United Airlines
Mon 5/113:14 pm
SBN
-
PWM
1 stop6h 05m
United Airlines
Deal found 2/17$363

Find flight deals from Portland to South Bend

Discover tips and strategies to find the most affordable flight options for your journey from Portland (PWM) to South Bend (SBN). 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 February 21, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$217
(Delta)

Popular in

July

Cheapest in

January

Average price

$476
Provider with most accurate pricing for Portland-South Bend/Michiana flight deals.
Search Deals
Provider most trusted by Cheapflights users for Portland-South Bend/Michiana flights.
Search Deals
From Portland to South Bend/Michiana
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($27 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($11 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Portland to South Bend 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 February 21, 2026.
Use the filters below to find and compare flights from Portland to South Bend that are best for you.

Fly from

Portland

Fly to

South Bend

Route

Depart

Return

Price

PortlandSouth Bend

PWM - SBN

PWMSBN

Portland

Wed 3/4

6:00 am-1:23 pm

2 stops7h 23m

South Bend/Michiana

Sun 3/8

8:20 am-12:09 pm

1 stop3h 49m

$293

PortlandSouth Bend

PWM - SBN

PWMSBN

Portland

Thu 3/5

6:00 am-4:01 pm

2 stops10h 01m

South Bend/Michiana

Mon 3/9

3:26 pm-9:11 pm

1 stop5h 45m

$298

PortlandSouth Bend

PWM - SBN

PWMSBN

Portland

Sat 3/7

5:45 am-12:38 pm

1 stop6h 53m

South Bend/Michiana

Wed 3/11

6:08 am-1:57 pm

2 stops7h 49m

$342

PortlandSouth Bend

PWM - SBN

PWMSBN

Portland

Thu 5/7

4:45 pm-11:23 pm

1 stop6h 38m

South Bend/Michiana

Mon 5/11

3:14 pm-9:19 pm

1 stop6h 05m

$363

PortlandSouth Bend

PWM - SBN

PWMSBN

Portland

Fri 3/27

4:48 pm-8:48 pm

1 stop4h 00m

South Bend/Michiana

Sun 3/29

8:20 am-12:09 pm

1 stop3h 49m

$482

PortlandSouth Bend

PWM - SBN

PWMSBN

Portland

Wed 3/4

5:45 am-11:13 am

1 stop5h 28m

South Bend/Michiana

Sun 3/8

3:26 pm-9:11 pm

1 stop5h 45m

$487

PortlandSouth Bend

PWM - SBN

PWMSBN

Portland

Thu 3/26

5:45 am-12:38 pm

1 stop6h 53m

South Bend/Michiana

Sun 3/29

3:26 pm-9:40 pm

1 stop6h 14m

$537

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/17

Compare providers for flights from Portland to South Bend

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 South Bend in February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust 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-South Bend flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Portland, Maine-South Bend flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Portland, Maine-South Bend flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Portland, Maine-South Bend 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-South Bend 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 South Bend

Have a flexible travel schedule? Discover the best time to fly to South Bend 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 South Bend

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

Currently, September is the cheapest month in which you can book a flight from Portland, Maine to South Bend (average of $91). Flying from Portland, Maine to South Bend in January is currently the most expensive (average of $123). 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.

Reviews of airlines servicing South Bend

Get insights into the airlines that provide service to South Bend. 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 South Bend. Reviews last updated February 21, 2026.
See what other customers who have flown with Delta and United Airlines from Portland to South Bend have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,228 reviews

Entertainment

7.8

Overall

7.9

Crew

8.5

Boarding

8.1

Comfort

7.9

Food

7.2

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,228 reviews
Delta
7.9
Good
8,228 reviews

Entertainment

7.8

Overall

7.9

Crew

8.5

Boarding

8.1

Comfort

7.9

Food

7.2

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,335 reviews
Delta
7.9
Good
8,228 reviews

Entertainment

7.8

Overall

7.9

Crew

8.5

Boarding

8.1

Comfort

7.9

Food

7.2

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Portland to South Bend. 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 South Bend?

    United Airlines and Delta can get you from Portland, Maine to South Bend in just under 4h 52m. Your travel time can differ by up to 2h 31m. Airlines will cover a distance of 822 mi. This flight may include one or multiple stops.

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

    Flying on Delta is currently your cheapest option to South Bend, with prices starting at $128. Another option worth looking into is United Airlines, starting at $163 round trip.

  • What are the cheapest airlines to fly from Portland, Maine to South Bend one-way?

    One-way options have recently been found by users for as low as $102 on American Airlines. Other airlines that offer cheap prices include United Airlines from $129 and Delta from $138 one-way.

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

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

  • How can I find direct flights from Portland to South Bend?

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

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

    Yes. Cheapflights offers flight deals from Portland to South Bend 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 South Bend?

    Currently, September is the cheapest month in which you can book a flight from Portland, Maine to South Bend (average of $91). Flying from Portland, Maine to South Bend in January is currently the most expensive (average of $123). 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 South Bend?

Book flights to South Bend if you plan to visit one of these locations
Plymouth
Mishawaka
Goshen
Elkhart

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Top 2 airlines flying from Portland to South Bend

Discover the top 2 airlines that operate flights from Portland to South Bend. 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 February 21, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$128Average$313FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$163Average$355FlexibilityNo cancel feeOn-time69%

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