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Cheap flights from Portland to South Bend from $203

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Portland to South Bend departing on 5/23. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Portland to South Bend

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
2:41 pm - 11:23 pm
PDX
-
SBN
5h 42m
1 stop
United Airlines Logo
5:45 am - 9:39 am
SBN
-
PDX
6h 54m
1 stop
$285United Airlines
Sat, May 16 - Sat, May 23
United Airlines Logo
2:30 pm - 11:41 pm
PDX
-
SBN
6h 11m
1 stop
United Airlines Logo
6:15 am - 2:30 pm
SBN
-
PDX
11h 15m
2 stops
$290United Airlines
Wed, Apr 15 - Wed, Apr 22
Delta Logo
12:30 am - 1:26 pm
PDX
-
SBN
9h 56m
2 stops
Delta Logo
2:18 pm - 10:40 pm
SBN
-
PDX
11h 22m
2 stops
$295Delta
Fri, May 1 - Sat, May 16
United Airlines Logo
11:59 pm - 11:04 am
PDX
-
SBN
8h 05m
1 stop
United Airlines Logo
4:45 pm - 10:34 pm
SBN
-
PDX
8h 49m
1 stop
$296United Airlines
Fri, Apr 24 - Sat, Apr 25
Delta Logo
12:30 am - 1:36 pm
PDX
-
SBN
10h 06m
2 stops
Delta Logo
7:05 am - 12:48 pm
SBN
-
PDX
8h 43m
1 stop
$301Delta
Mon, Mar 30 - Tue, Apr 7
Delta Logo
12:30 am - 1:36 pm
PDX
-
SBN
10h 06m
2 stops
Delta Logo
2:16 pm - 10:19 pm
SBN
-
PDX
11h 03m
2 stops
$306Delta
Mon, Mar 30 - Sat, Apr 4
Delta Logo
10:30 pm - 11:36 am
PDX
-
SBN
10h 06m
1 stop
Delta Logo
4:53 pm - 10:08 pm
SBN
-
PDX
8h 15m
1 stop
$307Delta
Mon, Mar 30 - Tue, Apr 7
Delta Logo
1:55 pm - 10:31 pm
PDX
-
SBN
5h 36m
1 stop
Delta Logo
2:18 pm - 10:40 pm
SBN
-
PDX
11h 22m
2 stops
$312Delta
Sat, May 2 - Sat, May 16
United Airlines Logo
10:40 pm - 8:15 am
PDX
-
SBN
6h 35m
1 stop
United Airlines Logo
3:44 pm - 10:30 pm
SBN
-
PDX
9h 46m
1 stop
$315United Airlines
Sat, Jun 13 - Sat, Jun 27
United Airlines Logo
7:00 am - 6:38 pm
PDX
-
SBN
8h 38m
1 stop
United Airlines Logo
1:06 pm - 6:34 pm
SBN
-
PDX
8h 28m
1 stop
$316United Airlines
Sat, Mar 28 - Sat, Apr 11

United Airlines flights from Portland to South Bend

Our best United Airlines deals on Portland to South Bend flight tickets
United Airlines
May 16
PDX2:41 pmPortland
5h 42m
1 stop
SBN11:23 pmSouth Bend/Michiana
May 23
SBN5:45 amSouth Bend/Michiana
6h 54m
1 stop
PDX9:39 amPortland
$285
United Airlines
Apr 15
PDX2:30 pmPortland
6h 11m
1 stop
SBN11:41 pmSouth Bend/Michiana
Apr 22
SBN6:15 amSouth Bend/Michiana
11h 15m
2 stops
PDX2:30 pmPortland
$290
United Airlines
Apr 24
PDX11:59 pmPortland
8h 05m
1 stop
SBN11:04 amSouth Bend/Michiana
Apr 25
SBN4:45 pmSouth Bend/Michiana
8h 49m
1 stop
PDX10:34 pmPortland
$296

Allegiant Air flights from Portland to South Bend

Our best Allegiant Air deals on Portland to South Bend flight tickets
Allegiant Air
May 7
PDX7:46 pmPortland
22h 45m
1 stop
SBN9:31 pmSouth Bend/Michiana
May 20
SBN1:48 pmSouth Bend/Michiana
31h 39m
1 stop
PDX6:27 pmPortland
$340
Allegiant Air
May 10
PDX7:46 pmPortland
22h 45m
1 stop
SBN9:31 pmSouth Bend/Michiana
May 20
SBN1:48 pmSouth Bend/Michiana
31h 39m
1 stop
PDX6:27 pmPortland
$356

momondo 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, momondo users made 832,500 searches. Data last updated March 10, 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
Quickest round-trip

PortlandSouth Bend

PDX - SBN

PDXSBN

Portland

Sat 5/16

2:41 pm-11:23 pm

1 stop5h 42m

South Bend/Michiana

Sat 5/23

5:45 am-9:39 am

1 stop6h 54m

$285

PortlandSouth Bend

PDX - SBN

PDXSBN

Portland

Wed 4/15

2:30 pm-11:41 pm

1 stop6h 11m

South Bend/Michiana

Wed 4/22

6:15 am-2:30 pm

2 stops11h 15m

$290

PortlandSouth Bend

PDX - SBN

PDXSBN

Portland

Fri 5/1

12:30 am-1:26 pm

2 stops9h 56m

South Bend/Michiana

Sat 5/16

2:18 pm-10:40 pm

2 stops11h 22m

$295

PortlandSouth Bend

PDX - SBN

PDXSBN

Portland

Fri 4/24

11:59 pm-11:04 am

1 stop8h 05m

South Bend/Michiana

Sat 4/25

4:45 pm-10:34 pm

1 stop8h 49m

$296

PortlandSouth Bend

PDX - SBN

PDXSBN

Portland

Mon 3/30

12:30 am-1:36 pm

2 stops10h 06m

South Bend/Michiana

Tue 4/7

7:05 am-12:48 pm

1 stop8h 43m

$301

PortlandSouth Bend

PDX - SBN

PDXSBN

Portland

Mon 3/30

12:30 am-1:36 pm

2 stops10h 06m

South Bend/Michiana

Sat 4/4

2:16 pm-10:19 pm

2 stops11h 03m

$306

PortlandSouth Bend

PDX - SBN

PDXSBN

Portland

Mon 3/30

10:30 pm-11:36 am

1 stop10h 06m

South Bend/Michiana

Tue 4/7

4:53 pm-10:08 pm

1 stop8h 15m

$307

PortlandSouth Bend

PDX - SBN

PDXSBN

Portland

Sat 5/2

1:55 pm-10:31 pm

1 stop5h 36m

South Bend/Michiana

Sat 5/16

2:18 pm-10:40 pm

2 stops11h 22m

$312

PortlandSouth Bend

PDX - SBN

PDXSBN

Portland

Sat 6/13

10:40 pm-8:15 am

1 stop6h 35m

South Bend/Michiana

Sat 6/27

3:44 pm-10:30 pm

1 stop9h 46m

$315

PortlandSouth Bend

PDX - SBN

PDXSBN

Portland

Sat 3/28

7:00 am-6:38 pm

1 stop8h 38m

South Bend/Michiana

Sat 4/11

1:06 pm-6:34 pm

1 stop8h 28m

$316

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to South Bend from

How to get the cheapest flight ticket from Portland to South Bend

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Portland and South Bend?

What is the cheapest month to fly to South Bend?

The cheapest month to fly to South Bend from Portland is in April. Flight prices, which tend to average around $307, are often lower during this time because this is during the off-season. The month of September is another great option to travel to South Bend, with average flight prices from Portland averaging around $342.

Can stopping save me money on Portland to South Bend flights?

You could potentially save up to 39% on your flight if you consider stops on a Portland to South Bend flight.

How have Portland to South Bend flight prices changed over time?

When to book flights from Portland to South Bend

Are you open to changing your travel dates? Check out the ideal times to fly from Portland to South Bend according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Portland to South Bend (PDX to SBN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Portland to South Bend

Fastest flight time

5h 29m

Direct flights

None
The fastest flight from Portland to South Bend takes 5h 29m
There are no direct flights from Portland to South Bend. There are no popular flight routes from Portland to South Bend.
Search flight deals

  • How far is Portland to South Bend/Michiana by plane?

    A flight from Portland to South Bend/Michiana will travel around 1824.5 mi. A reasonable flight in good conditions will take 5h 29m.

  • When did momondo last update prices for flights from Portland Airport to South Bend/Michiana Airport?

    Prices for flights from Portland Airport to South Bend/Michiana Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Portland Airport to South Bend/Michiana Airport?

  • How old do you have to be to fly from Portland Airport to South Bend/Michiana Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Portland Airport to South Bend/Michiana Airport.

  • What documentation or ID do you need to fly to South Bend/Michiana Airport?

    The required travel and health documents for your South Bend/Michiana Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at South Bend/Michiana Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from Portland to South Bend?

Best airlines flying from Portland to South Bend

Compare and see reviews for airlines that fly from Portland to South Bend with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $244Free CancellationRating
7.1
11,413 reviews
Search American Airlines flights
DeltaPriceFrom $272Free CancellationRating
7.9
8,276 reviews
Search Delta flights
United AirlinesPriceFrom $276Free CancellationRating
7.4
9,409 reviews
Search United Airlines flights

Traveling to a place near South Bend?

Book flights to South Bend if you plan to visit one of these locations
Elkhart
Mishawaka
Shipshewana
Plymouth
Niles
Goshen
Notre Dame
Osceola

Why use momondo?

Why should I use momondo to find a flight deal from Portland to South Bend?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Portland to South Bend. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Portland to South Bend with flexible booking policies on momondo?

Yes. All flights to South Bend from Portland on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Portland to South Bend?

Once you have performed a search for Portland to South Bend flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Portland to South Bend right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Portland to South Bend flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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