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$243+ Cheap flights from Portland to South Bend (PDX - SBN)

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 7/5. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — SBN
Jun 19 — Jun 261
Fri 6/19
Fri 6/26
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 May 20, 2026.

This United Airlines deal was found by Cheapflights users on 5/15. 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 9/127:02 am
PDX
-
SBN
1 stop8h 10m
United Airlines
Sat 9/192:45 pm
SBN
-
PDX
1 stop8h 25m
United Airlines
Deal found 5/15$325
This Delta deal was found by Cheapflights users on 5/15. 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 7/1411:47 am
PDX
-
SBN
1 stop7h 42m
Delta
Mon 7/203:09 pm
SBN
-
PDX
1 stop9h 39m
Delta
Deal found 5/15$336
This United Airlines deal was found by Cheapflights users on 5/15. 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 7/2111:30 pm
PDX
-
SBN
2 stops9h 56m
United Airlines
Tue 7/285:45 am
SBN
-
PDX
1 stop6h 49m
United Airlines
Deal found 5/15$341
This American Airlines deal was found by Cheapflights users on 5/15. 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.
Sat 6/65:49 am
PDX
-
SBN
1 stop10h 04m
American Airlines
Wed 6/106:37 pm
SBN
-
PDX
1 stop9h 13m
American Airlines
Deal found 5/15$347
This Delta deal was found by Cheapflights users on 5/15. 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 7/211:45 pm
PDX
-
SBN
1 stop5h 44m
Delta
Mon 7/273:09 pm
SBN
-
PDX
1 stop9h 39m
Delta
Deal found 5/15$361
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/2911:40 pm
PDX
-
SBN
1 stop8h 26m
United Airlines
Thu 8/65:45 am
SBN
-
PDX
1 stop6h 49m
United Airlines
Deal found 5/19$379
This Delta deal was found by Cheapflights users on 5/15. 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 7/81:45 pm
PDX
-
SBN
1 stop5h 44m
Delta
Tue 7/147:10 am
SBN
-
PDX
1 stop6h 32m
Delta
Deal found 5/15$397
This Delta deal was found by Cheapflights users on 5/15. 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 7/41:45 pm
PDX
-
SBN
1 stop5h 41m
Delta
Fri 7/103:09 pm
SBN
-
PDX
1 stop9h 39m
Delta
Deal found 5/15$403
This Delta deal was found by Cheapflights users on 5/15. 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 5/2811:58 am
PDX
-
SBN
1 stop7h 30m
Delta
Sun 5/317:10 am
SBN
-
PDX
1 stop6h 43m
Delta
Deal found 5/15$424
This United Airlines deal was found by Cheapflights users on 5/15. 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 6/3011:40 pm
PDX
-
SBN
1 stop8h 26m
United Airlines
Wed 7/85:45 am
SBN
-
PDX
1 stop6h 49m
United Airlines
Deal found 5/15$425

Find flight deals from Portland to South Bend

Discover tips and strategies to find the most affordable flight options for your journey from Portland (PDX) 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 May 20, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$325
(United Airlines)

One-way from

$243
(Kiwi.com)

Popular in

May

Cheapest in

September

Average price

$515
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
One-way flight from Portland to South Bend/Michiana
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($22 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($8 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 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 May 20, 2026.
Use the filters below to find and compare flights from Portland to South Bend that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortlandSouth Bend

PDX - SBN

PDXSBN

Portland

Wed 7/29

11:40 pm-11:06 am

1 stop8h 26m

South Bend/Michiana

Thu 8/6

5:45 am-9:34 am

1 stop6h 49m

$379
Quickest round-trip

PortlandSouth Bend

PDX - SBN

PDXSBN

Portland

Thu 8/6

2:25 pm-11:23 pm

1 stop5h 58m

South Bend/Michiana

Tue 8/11

6:00 am-9:29 am

1 stop6h 29m

$436

PortlandSouth Bend

PDX - SBN

PDXSBN

Portland

Mon 7/13

11:40 pm-11:06 am

1 stop8h 26m

South Bend/Michiana

Wed 7/22

5:45 am-9:34 am

1 stop6h 49m

$436

PortlandSouth Bend

PDX - SBN

PDXSBN

Portland

Tue 6/9

11:40 pm-11:06 am

1 stop8h 26m

South Bend/Michiana

Thu 7/2

5:45 am-9:34 am

1 stop6h 49m

$447

PortlandSouth Bend

PDX - SBN

PDXSBN

Portland

Fri 6/12

11:40 pm-10:05 am

1 stop7h 25m

South Bend/Michiana

Fri 6/19

5:45 am-9:10 am

1 stop6h 25m

$463

PortlandSouth Bend

PDX - SBN

PDXSBN

Portland

Wed 6/10

11:46 am-10:26 pm

1 stop7h 40m

South Bend/Michiana

Mon 6/29

3:10 pm-9:50 pm

1 stop9h 40m

$484

PortlandSouth Bend

PDX - SBN

PDXSBN

Portland

Fri 6/5

8:13 pm-10:28 pm

2 stops23h 15m

South Bend/Michiana

Mon 6/8

3:10 pm-9:50 pm

1 stop9h 40m

$518

PortlandSouth Bend

PDX - SBN

PDXSBN

Portland

Tue 6/9

11:40 pm-11:06 am

1 stop8h 26m

South Bend/Michiana

Tue 6/30

7:45 am-4:47 pm

2 stops12h 02m

$532

PortlandSouth Bend

PDX - SBN

PDXSBN

Portland

Tue 6/9

5:30 am-8:50 pm

2 stops12h 20m

South Bend/Michiana

Tue 6/30

11:42 am-6:59 pm

1 stop10h 17m

$551
Cheapest one-way

PortlandSouth Bend

PDX - SBN

PDXSBN

Portland

Sun 7/5

2:48 pm-6:45 pm

3 stops24h 57m

$243

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/19

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

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 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 Portland-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-South Bend flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Portland-South Bend flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Portland-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-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 to South Bend?

Currently, September is the cheapest month in which you can book a flight from Portland to South Bend (average of $336). Flying from Portland to South Bend in May is currently the most expensive (average of $515). 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 to South Bend?

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 May 20, 2026.
Read reviews from past customers who have flown Delta,United Airlines, andAmerican Airlines from Portland to South Bend. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,454 reviews

Comfort

7.8

Overall

7.9

Crew

8.5

Boarding

8.1

Food

7.2

Entertainment

7.8

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
8,454 reviews
Delta
7.9
Good
8,454 reviews

Comfort

7.8

Overall

7.9

Crew

8.5

Boarding

8.1

Food

7.2

Entertainment

7.8

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
9,736 reviews
Delta
7.9
Good
8,454 reviews

Comfort

7.8

Overall

7.9

Crew

8.5

Boarding

8.1

Food

7.2

Entertainment

7.8

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
11,642 reviews
Delta
7.9
Good
8,454 reviews

Comfort

7.8

Overall

7.9

Crew

8.5

Boarding

8.1

Food

7.2

Entertainment

7.8

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 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 to South Bend?

    Airlines like United Airlines fly from Portland to South Bend in about 8h 26m. The time it takes to get you to your destination can typically vary by up to . Airlines will cover a distance of 1817 mi.

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

    American Airlines, at $244, was found to be the cheapest airline from Portland to South Bend.Alternate airlines to your destination round-trip include United Airlines and Delta. 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 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 to South Bend?

    Currently, September is the cheapest month in which you can book a flight from Portland to South Bend (average of $336). Flying from Portland to South Bend in May is currently the most expensive (average of $515). 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
Goshen
Mishawaka
Elkhart

Browse thousands of different options on Cheapflights for your next trip

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Top 3 airlines flying from Portland to South Bend

Discover the top 3 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 May 20, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$244Average$485FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$276Average$430FlexibilityNo cancel feeOn-time69%
DeltaCheapest$287Average$391FlexibilityNo cancel feeOn-timeN/A

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