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$214+ Cheap flights from South Bend to Portland, ME (SBN - PWM)

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 7/18. Fares are subject to change and may not be available on all flights or dates of travel.
SBN — PWM
Jun 23 — Jun 301
Tue 6/23
Tue 6/30
1 adult, Economy
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Cheap flight deals from South Bend to Portland

Cheapest flights from South Bend to Portland
Explore the most affordable flight options available from South Bend to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 24, 2026.

This Delta deal was found by Cheapflights users on 5/22. 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.
Tue 9/226:00 am
SBN
-
PWM
1 stop6h 22m
Delta
Tue 9/296:30 am
PWM
-
SBN
2 stops10h 08m
Delta
Deal found 5/22$282
This United Airlines deal was found by Cheapflights users on 5/21. 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 6/84:41 pm
SBN
-
PWM
1 stop5h 10m
United Airlines
Sat 6/135:00 pm
PWM
-
SBN
1 stop6h 27m
United Airlines
Deal found 5/21$285
This Delta deal was found by Cheapflights users on 5/22. 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.
Sat 9/268:00 am
SBN
-
PWM
2 stops9h 00m
Delta
Tue 9/296:30 am
PWM
-
SBN
2 stops10h 08m
Delta
Deal found 5/22$287
This Delta deal was found by Cheapflights users on 5/22. 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.
Tue 9/2912:13 pm
SBN
-
PWM
2 stops11h 46m
Delta
Wed 9/306:00 am
PWM
-
SBN
1 stop5h 33m
Delta
Deal found 5/22$290
This Delta deal was found by Cheapflights users on 5/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/225:02 pm
SBN
-
PWM
1 stop6h 12m
Delta
Wed 7/296:25 am
PWM
-
SBN
2 stops8h 03m
Delta
Deal found 5/19$312
This Delta deal was found by Cheapflights users on 5/22. 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.
Sun 9/2712:13 pm
SBN
-
PWM
2 stops11h 46m
Delta
Wed 9/306:00 am
PWM
-
SBN
1 stop5h 33m
Delta
Deal found 5/22$316
This Delta deal was found by Cheapflights users on 5/22. 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.
Sun 9/2712:13 pm
SBN
-
PWM
2 stops11h 46m
Delta
Tue 9/296:30 am
PWM
-
SBN
2 stops10h 08m
Delta
Deal found 5/22$321
This Delta deal was found by Cheapflights users on 5/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/238:20 am
SBN
-
PWM
1 stop3h 35m
Delta
Mon 6/14:48 pm
PWM
-
SBN
1 stop4h 00m
Delta
Deal found 5/20$337

Find flight deals from South Bend to Portland

Discover tips and strategies to find the most affordable flight options for your journey from South Bend (SBN) to Portland (PWM). 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 May 24, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$282
(Delta)

One-way from

$214
(United Airlines)

Popular in

December

Cheapest in

February

Average price

$397
Provider with most accurate pricing for South Bend/Michiana-Portland flight deals.
Search Deals
Provider most trusted by Cheapflights users for South Bend/Michiana-Portland flights.
Search Deals
From South Bend/Michiana to Portland
Search Deals
One-way flight from South Bend/Michiana to Portland
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($43 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease ($28 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from South Bend to Portland 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 May 24, 2026.
Use the filters below to find and compare flights from South Bend to Portland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

South BendPortland

SBN - PWM

SBNPWM

South Bend/Michiana

Wed 7/22

5:02 pm-11:14 pm

1 stop6h 12m

Portland

Wed 7/29

6:25 am-2:28 pm

2 stops8h 03m

$312

South BendPortland

SBN - PWM

SBNPWM

South Bend/Michiana

Sat 9/26

3:22 pm-9:46 pm

1 stop6h 24m

Portland

Wed 9/30

2:35 pm-8:36 pm

1 stop6h 01m

$357

South BendPortland

SBN - PWM

SBNPWM

South Bend/Michiana

Wed 7/22

3:17 pm-9:41 pm

1 stop6h 24m

Portland

Wed 7/29

6:00 am-11:06 am

1 stop5h 06m

$398

South BendPortland

SBN - PWM

SBNPWM

South Bend/Michiana

Wed 9/30

9:55 am-2:37 pm

1 stop4h 42m

Portland

Sat 10/3

5:08 pm-11:43 pm

1 stop6h 35m

$442

South BendPortland

SBN - PWM

SBNPWM

South Bend/Michiana

Sat 9/26

3:22 pm-9:46 pm

1 stop6h 24m

Portland

Sun 10/4

6:00 am-10:57 am

1 stop4h 57m

$463
Quickest round-trip

South BendPortland

SBN - PWM

SBNPWM

South Bend/Michiana

Mon 7/20

5:02 pm-11:14 pm

1 stop6h 12m

Portland

Fri 7/24

4:52 pm-8:49 pm

1 stop3h 57m

$470

South BendPortland

SBN - PWM

SBNPWM

South Bend/Michiana

Fri 8/14

3:16 pm-12:59 am

2 stops9h 43m

Portland

Mon 8/17

4:47 pm-8:50 pm

1 stop4h 03m

$471
Cheapest one-way
Quickest one-way

South BendPortland

SBN - PWM

SBNPWM

South Bend/Michiana

Sat 7/18

3:17 pm-11:51 pm

2 stops8h 34m

$214

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/23

Sorted by cheapest first

Compare providers for flights from South Bend to Portland

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

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

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

Currently, February is the cheapest month in which you can book a flight from South Bend to Portland, Maine (average of $222). Flying from South Bend to Portland, Maine in December is currently the most expensive (average of $686). 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 South Bend to Portland, Maine?

Reviews of airlines servicing Portland

Get insights into the airlines that provide service to Portland. 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 Portland. Reviews last updated May 24, 2026.
Get a feel of what it's like to fly with Delta,United Airlines, andAmerican Airlines from South Bend to Portland by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,436 reviews

Overall

7.9

Boarding

8.1

Entertainment

7.8

Comfort

7.8

Crew

8.5

Food

7.2

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
Delta
7.9
Good
8,436 reviews
Delta
7.9
Good
8,436 reviews

Overall

7.9

Boarding

8.1

Entertainment

7.8

Comfort

7.8

Crew

8.5

Food

7.2

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
United Airlines
7.4
Good
9,749 reviews
Delta
7.9
Good
8,436 reviews

Overall

7.9

Boarding

8.1

Entertainment

7.8

Comfort

7.8

Crew

8.5

Food

7.2

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
American Airlines
7.1
Good
11,631 reviews
Delta
7.9
Good
8,436 reviews

Overall

7.9

Boarding

8.1

Entertainment

7.8

Comfort

7.8

Crew

8.5

Food

7.2

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional

Related info for your journey

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

    For as low as $312, Delta can have you in Portland, Maine from South Bend in 6h 12m. South Bend and Portland, Maine are separated by a distance of 822 mi. This flight may include one or multiple stops.

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

    Flying on American Airlines is currently your cheapest option to Portland, Maine, with prices starting at $216. Additional round-trip tickets that might be worth considering are offered by Delta and United Airlines, with the lowest prices starting at $226 and $283, respectively. American Airlines is priced at 43% lower than the current average price of a flight leaving 3 months from now.

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

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

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

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

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

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

    Currently, February is the cheapest month in which you can book a flight from South Bend to Portland, Maine (average of $222). Flying from South Bend to Portland, Maine in December is currently the most expensive (average of $686). 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 Portland?

Book flights to Portland if you plan to visit one of these locations
North Conway
Brunswick
Lewiston
Conway

Browse thousands of different options on Cheapflights for your next trip

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Top 3 airlines flying from South Bend to Portland

Discover the top 3 airlines that operate flights from South Bend to Portland. 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 May 24, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$216Average$376FlexibilityNo cancel feeOn-time71%
DeltaCheapest$226Average$377FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$283Average$387FlexibilityNo cancel feeOn-time69%

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