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$134+ 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 10/18. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — SBN
Aug 18 — Aug 251
Mon 8/18
Mon 8/25
1 adult, Economy
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Cheapflights Tip: The best prices from Portland to South Bend/Michiana are usually found in January or February, booked 73 days in advance, depart on a Tuesday or Saturday and return on a Saturday

Cheap 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 August 13, 2025.

Round-trip from

$247
(Delta)

One-way from

$134
(United Airlines)

Popular in

May

Cheapest in

January

Average price

$473
From Portland to South Bend/Michiana
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One-way flight from Portland to South Bend/Michiana
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Highest demand for flights based on searches. 12% potential increase in price ($65 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($23 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find 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 August 13, 2025.

This United Airlines deal was found by Cheapflights users on 8/13. 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 9/232:15 pmPDX - SBN
1 stop6h 08mUnited Airlines
Sat 9/277:40 amSBN - PDX
1 stop7h 01mUnited Airlines
Deal found 8/13$247
This Delta deal was found by Cheapflights users on 8/13. 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 9/2311:44 amPDX - SBN
1 stop8h 01mDelta
Tue 9/3012:12 pmSBN - PDX
2 stops13h 30mDelta
Deal found 8/13$252
This Delta deal was found by Cheapflights users on 8/13. 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 9/2310:05 pmPDX - SBN
2 stops12h 26mDelta
Sat 9/276:05 amSBN - PDX
2 stops9h 30mDelta
Deal found 8/13$257
This Delta deal was found by Cheapflights users on 8/11. 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 10/1710:10 pmPDX - SBN
2 stops12h 26mDelta
Sat 10/256:14 amSBN - PDX
1 stop9h 46mDelta
Deal found 8/11$263
This Delta deal was found by Cheapflights users on 8/11. 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 10/2111:26 amPDX - SBN
1 stop7h 13mDelta
Wed 10/228:24 amSBN - PDX
2 stops12h 03mDelta
Deal found 8/11$272
This Delta deal was found by Cheapflights users on 8/11. 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 10/1710:10 pmPDX - SBN
2 stops12h 26mDelta
Tue 10/217:19 amSBN - PDX
1 stop8h 31mDelta
Deal found 8/11$273
This Delta deal was found by Cheapflights users on 8/11. 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 10/1810:10 pmPDX - SBN
1 stop10h 18mDelta
Wed 10/228:24 amSBN - PDX
2 stops12h 03mDelta
Deal found 8/11$283
This Delta deal was found by Cheapflights users on 8/11. 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 10/1810:10 pmPDX - SBN
1 stop10h 18mDelta
Tue 10/217:19 amSBN - PDX
1 stop8h 31mDelta
Deal found 8/11$288
This American Airlines deal was found by Cheapflights users on 8/12. 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 8/309:59 amPDX - SBN
1 stop9h 35mAmerican Airlines
Sat 10/115:26 pmSBN - PDX
1 stop9h 03mAmerican Airlines
Deal found 8/12$293

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 August 13, 2025.
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

PDX - SBN

PDXSBN

Portland

Tue 10/21

1:55 pm-10:29 pm

1 stop5h 34m

South Bend/Michiana

Sat 10/25

6:14 am-1:00 pm

1 stop9h 46m

$247

PortlandSouth Bend

PDX - SBN

PDXSBN

Portland

Tue 9/23

2:15 pm-11:23 pm

1 stop6h 08m

South Bend/Michiana

Sat 9/27

7:40 am-11:41 am

1 stop7h 01m

$247

PortlandSouth Bend

PDX - SBN

PDXSBN

Portland

Wed 10/29

11:48 am-10:26 pm

1 stop7h 38m

South Bend/Michiana

Sat 11/1

12:38 pm-5:09 pm

1 stop7h 31m

$247

PortlandSouth Bend

PDX - SBN

PDXSBN

Portland

Tue 9/23

11:44 am-10:45 pm

1 stop8h 01m

South Bend/Michiana

Tue 9/30

12:12 pm-10:42 pm

2 stops13h 30m

$252

PortlandSouth Bend

PDX - SBN

PDXSBN

Portland

Wed 10/29

11:26 am-9:39 pm

1 stop7h 13m

South Bend/Michiana

Sat 11/1

2:16 pm-8:51 pm

2 stops9h 35m

$252

PortlandSouth Bend

PDX - SBN

PDXSBN

Portland

Tue 9/23

10:05 pm-1:31 pm

2 stops12h 26m

South Bend/Michiana

Sat 9/27

6:05 am-12:35 pm

2 stops9h 30m

$257

PortlandSouth Bend

PDX - SBN

PDXSBN

Portland

Fri 10/17

10:10 pm-1:36 pm

2 stops12h 26m

South Bend/Michiana

Sat 10/25

6:14 am-1:00 pm

1 stop9h 46m

$263

PortlandSouth Bend

PDX - SBN

PDXSBN

Portland

Fri 10/17

10:10 pm-1:36 pm

2 stops12h 26m

South Bend/Michiana

Wed 10/22

8:24 am-5:27 pm

2 stops12h 03m

$268

PortlandSouth Bend

PDX - SBN

PDXSBN

Portland

Sat 10/18

11:59 pm-9:08 am

1 stop6h 09m

$134

PortlandSouth Bend

PDX - SBN

PDXSBN

Portland

Sat 10/11

12:40 am-1:36 pm

2 stops9h 56m

$150

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/11

Showing 1-10 of 19 results
1
2

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

How far ahead should I book a flight from Portland to South Bend?

Use this chart to determine the optimal time to book a round-trip flight from Portland to South Bend. Price data was last updated on August 8, 2025.

The best time to book flights from Portland to South Bend is 73 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, January is the cheapest month in which you can book a flight from Portland to South Bend (average of $328). Flying from Portland to South Bend in July is currently the most expensive (average of $414). 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 August 13, 2025.
Read reviews from past customers who have flown Delta, United Airlines, and American 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
8.0
Very good
7,979 reviews

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

Food

7.3

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,979 reviews
Delta
8.0
Very good
7,979 reviews

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

Food

7.3

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,920 reviews
Delta
8.0
Very good
7,979 reviews

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

Food

7.3

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,979 reviews

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

Food

7.3

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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.

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

    United Airlines, at $247, was found to be the cheapest airline from Portland to South Bend. An alternate airline flying to your destination would be Delta. United Airlines is priced at 47% 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, January is the cheapest month in which you can book a flight from Portland to South Bend (average of $328). Flying from Portland to South Bend in July is currently the most expensive (average of $414). 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
Elkhart
Mishawaka
Goshen

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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 August 13, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$246Average$416FlexibilityNo cancel feeOn-time71%
DeltaCheapest$251Average$415FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$290Average$522FlexibilityNo cancel feeOn-time69%

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