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Cheap flights from Portland, Maine to South Bend from $129

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, Maine to South Bend departing on 11/24. 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, Maine to South Bend

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
5:00 pm - 9:37 pmPWM-SBN
4h 37m1 stop
United Airlines Logo
4:55 pm - 9:50 pmSBN-PWM
4h 55m1 stop
$283United Airlines
Find Deal
Mon, Nov 10 - Sun, Nov 16
United Airlines Logo
4:11 pm - 11:23 pmPWM-SBN
7h 12m1 stop
United Airlines Logo
3:26 pm - 9:14 pmSBN-PWM
5h 48m1 stop
$287United Airlines
Find Deal
Wed, Feb 25 - Sat, Feb 28
United Airlines Logo
5:00 pm - 11:25 pmPWM-SBN
6h 25m1 stop
United Airlines Logo
7:30 am - 2:14 pmSBN-PWM
6h 44m2 stops
$288United Airlines
Find Deal
Mon, Nov 10 - Sun, Nov 16
United Airlines Logo
6:00 am - 4:01 pmPWM-SBN
10h 01m2 stops
United Airlines Logo
3:26 pm - 9:14 pmSBN-PWM
5h 48m1 stop
$292United Airlines
Find Deal
Wed, Feb 25 - Sat, Feb 28
Delta Logo
6:00 am - 1:50 pmPWM-SBN
7h 50m2 stops
Delta Logo
8:00 am - 11:57 amSBN-PWM
3h 57m1 stop
$293Delta
Find Deal
Wed, Feb 25 - Sat, Feb 28
Delta Logo
5:30 am - 11:37 amPWM-SBN
6h 07m1 stop
Delta Logo
8:00 am - 11:57 amSBN-PWM
3h 57m1 stop
$319Delta
Find Deal
Wed, Feb 25 - Sat, Feb 28
United Airlines Logo
5:45 am - 12:38 pmPWM-SBN
6h 53m1 stop
United Airlines Logo
3:26 pm - 9:14 pmSBN-PWM
5h 48m1 stop
$332United Airlines
Find Deal
Wed, Feb 25 - Sat, Feb 28
United Airlines Logo
3:05 pm - 11:23 pmPWM-SBN
8h 18m2 stops
United Airlines Logo
1:13 pm - 11:20 pmSBN-PWM
10h 07m2 stops
$384United Airlines
Find Deal
Wed, Feb 25 - Sat, Feb 28
United Airlines Logo
6:00 am - 4:01 pmPWM-SBN
10h 01m2 stops
United Airlines Logo
1:13 pm - 11:20 pmSBN-PWM
10h 07m2 stops
$392United Airlines
Find Deal
Wed, Feb 25 - Sat, Feb 28

Delta flights from Portland, Maine to South Bend

Our best Delta deals on Portland, Maine to South Bend flight tickets
Delta
Feb 25
PWM6:00 amPortland
7h 50m
2 stops
SBN1:50 pmSouth Bend/Michiana
Feb 28
SBN8:00 amSouth Bend/Michiana
3h 57m
1 stop
PWM11:57 amPortland
$293
Find similar
Delta
Feb 25
PWM5:30 amPortland
6h 07m
1 stop
SBN11:37 amSouth Bend/Michiana
Feb 28
SBN8:00 amSouth Bend/Michiana
3h 57m
1 stop
PWM11:57 amPortland
$319
Find similar

United Airlines flights from Portland, Maine to South Bend

Our best United Airlines deals on Portland, Maine to South Bend flight tickets
United Airlines
Nov 10
PWM5:00 pmPortland
4h 37m
1 stop
SBN9:37 pmSouth Bend/Michiana
Nov 16
SBN4:55 pmSouth Bend/Michiana
4h 55m
1 stop
PWM9:50 pmPortland
$283
Find similar
United Airlines
Feb 25
PWM4:11 pmPortland
7h 12m
1 stop
SBN11:23 pmSouth Bend/Michiana
Feb 28
SBN3:26 pmSouth Bend/Michiana
5h 48m
1 stop
PWM9:14 pmPortland
$287
Find similar
United Airlines
Nov 10
PWM5:00 pmPortland
6h 25m
1 stop
SBN11:25 pmSouth Bend/Michiana
Nov 16
SBN7:30 amSouth Bend/Michiana
6h 44m
2 stops
PWM2:14 pmPortland
$288
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Portland, Maine 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 October 30, 2025.
Use the filters below to find and compare flights from Portland, Maine to South Bend that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PortlandSouth Bend

PWM - SBN

PWMSBN

Portland

Mon 11/10

5:00 pm-9:37 pm

1 stop4h 37m

South Bend/Michiana

Sun 11/16

4:55 pm-9:50 pm

1 stop4h 55m

$283

PortlandSouth Bend

PWM - SBN

PWMSBN

Portland

Wed 2/25

4:11 pm-11:23 pm

1 stop7h 12m

South Bend/Michiana

Sat 2/28

3:26 pm-9:14 pm

1 stop5h 48m

$287

PortlandSouth Bend

PWM - SBN

PWMSBN

Portland

Mon 11/10

5:00 pm-11:25 pm

1 stop6h 25m

South Bend/Michiana

Sun 11/16

7:30 am-2:14 pm

2 stops6h 44m

$288

PortlandSouth Bend

PWM - SBN

PWMSBN

Portland

Wed 2/25

6:00 am-4:01 pm

2 stops10h 01m

South Bend/Michiana

Sat 2/28

3:26 pm-9:14 pm

1 stop5h 48m

$292

PortlandSouth Bend

PWM - SBN

PWMSBN

Portland

Wed 2/25

6:00 am-1:50 pm

2 stops7h 50m

South Bend/Michiana

Sat 2/28

8:00 am-11:57 am

1 stop3h 57m

$293

PortlandSouth Bend

PWM - SBN

PWMSBN

Portland

Wed 2/25

5:30 am-11:37 am

1 stop6h 07m

South Bend/Michiana

Sat 2/28

8:00 am-11:57 am

1 stop3h 57m

$319

PortlandSouth Bend

PWM - SBN

PWMSBN

Portland

Wed 2/25

5:45 am-12:38 pm

1 stop6h 53m

South Bend/Michiana

Sat 2/28

3:26 pm-9:14 pm

1 stop5h 48m

$332

PortlandSouth Bend

PWM - SBN

PWMSBN

Portland

Wed 2/25

3:05 pm-11:23 pm

2 stops8h 18m

South Bend/Michiana

Sat 2/28

1:13 pm-11:20 pm

2 stops10h 07m

$384

PortlandSouth Bend

PWM - SBN

PWMSBN

Portland

Wed 2/25

6:00 am-4:01 pm

2 stops10h 01m

South Bend/Michiana

Sat 2/28

1:13 pm-11:20 pm

2 stops10h 07m

$392

PortlandSouth Bend

PWM - SBN

PWMSBN

Portland

Mon 11/24

6:00 am-11:44 am

1 stop5h 44m

$129

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 19 resultsSorted by cheapest first
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See travel insights to South Bend from

How to get the cheapest flight ticket from Portland, Maine 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 cheapest day to depart on your flight to South Bend?

According to our data, Saturday is the cheapest day to fly to South Bend from Portland, Maine. The lowest ticket price found for a Saturday departure recently was $285. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. When flying out on a Thursday, the most expensive travel day of the week, you can expect to see flight prices from Portland, Maine to South Bend for around $593.

What is the cheapest time of day to depart on your flight to South Bend?

Flying to South Bend from Portland, Maine in the morning is the least expensive time of day to depart. momondo users have found prices as low as $302 when looking at flights departing in the morning. Flights in the afternoon are often more expensive with an average ticket price of $487.

When to book flights from Portland, Maine to South Bend

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

Cheap Portland, Maine to South Bend (PWM to SBN) flight deals and tips

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

Direct flights

None
There are no direct flights from Portland, Maine to South Bend. There are no popular flight routes from Portland, Maine to South Bend.
Search flight deals

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

    The distance between Portland and South Bend/Michiana is about 822.0 mi. Typically, this will take 4h 37m by plane in normal conditions.

  • 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 refresh daily.

  • 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?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify 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 travel and health documents you'll need for your trip to South Bend/Michiana Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at South Bend/Michiana Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

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

Best airlines flying from Portland, Maine to South Bend

Compare and see reviews for airlines that fly from Portland, Maine to South Bend with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $163Free CancellationRating
7.4
8,998 reviews
Search United Airlines flights
DeltaPriceFrom $248Free CancellationRating
7.9
7,998 reviews
Search Delta 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
Niles
Plymouth
Goshen
Notre Dame
Osceola

Why use momondo?

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

It is quick and easy to find Portland to South Bend flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to South Bend that suits you.

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

Flights from Portland to South Bend with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once all potential Portland to South Bend flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

If you are simply researching potential flights to South Bend, momondo offers a useful price alert feature which will track prices for flights to South Bend from Portland and alert you when they change.

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