$108 Cheap Flights from Raleigh (RDU) to South Bend (SBN)

View $108 flight on Wed, Aug 27, 2025Opens in a new window

Popular airlines from Raleigh-Durham International Airport (RDU) to South Bend Intl. Airport (SBN)

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Cheap Flights from Raleigh to South Bend (RDU-SBN)

Prices were available within the past 7 days and start at $108 for one-way flights and $215 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Wed, Aug 27 - Sun, Aug 31
RDU
Raleigh
SBN
South Bend
$215 Roundtrip, found 7 hours ago
$215
Roundtrip
found 7 hours ago
Select American Airlines flight, departing Wed, Aug 27 from Raleigh to South Bend, returning Sun, Aug 31, priced at $215 found 7 hours ago
Delta
Tue, Sep 2 - Sat, Sep 6
RDU
Raleigh
SBN
South Bend
$217 Roundtrip, found 17 hours ago
$217
Roundtrip
found 17 hours ago
Select Delta flight, departing Tue, Sep 2 from Raleigh to South Bend, returning Sat, Sep 6, priced at $217 found 17 hours ago
Delta
Wed, Aug 27 - Sun, Aug 31
RDU
Raleigh
SBN
South Bend
$218 Roundtrip, found 7 hours ago
$218
Roundtrip
found 7 hours ago
Select Delta flight, departing Wed, Aug 27 from Raleigh to South Bend, returning Sun, Aug 31, priced at $218 found 7 hours ago
Delta
Wed, Aug 27 - Sat, Aug 30
RDU
Raleigh
SBN
South Bend
$219 Roundtrip, found 5 days ago
$219
Roundtrip
found 5 days ago
Select Delta flight, departing Wed, Aug 27 from Raleigh to South Bend, returning Sat, Aug 30, priced at $219 found 5 days ago
Delta
Sun, Aug 31 - Tue, Sep 23
RDU
Raleigh
SBN
South Bend
$222 Roundtrip, found 3 days ago
$222
Roundtrip
found 3 days ago
Select Delta flight, departing Sun, Aug 31 from Raleigh to South Bend, returning Tue, Sep 23, priced at $222 found 3 days ago
Delta
Wed, Sep 10 - Tue, Sep 23
RDU
Raleigh
SBN
South Bend
$222 Roundtrip, found 19 hours ago
$222
Roundtrip
found 19 hours ago
Select Delta flight, departing Wed, Sep 10 from Raleigh to South Bend, returning Tue, Sep 23, priced at $222 found 19 hours ago
United
Sat, Oct 4 - Tue, Oct 14
RDU
Raleigh
SBN
South Bend
$227 Roundtrip, found 3 days ago
$227
Roundtrip
found 3 days ago
Select United flight, departing Sat, Oct 4 from Raleigh to South Bend, returning Tue, Oct 14, priced at $227 found 3 days ago
United
Fri, Aug 15 - Sat, Aug 16
RDU
Raleigh
SBN
South Bend
$227 Roundtrip, found 1 day ago
$227
Roundtrip
found 1 day ago
Select United flight, departing Fri, Aug 15 from Raleigh to South Bend, returning Sat, Aug 16, priced at $227 found 1 day ago
American Airlines
Sun, Aug 24 - Sat, Aug 30
RDU
Raleigh
SBN
South Bend
$232 Roundtrip, found 1 day ago
$232
Roundtrip
found 1 day ago
Select American Airlines flight, departing Sun, Aug 24 from Raleigh to South Bend, returning Sat, Aug 30, priced at $232 found 1 day ago
Delta
Tue, Oct 14 - Wed, Oct 22
RDU
Raleigh
SBN
South Bend
$232 Roundtrip, found 3 days ago
$232
Roundtrip
found 3 days ago
Select Delta flight, departing Tue, Oct 14 from Raleigh to South Bend, returning Wed, Oct 22, priced at $232 found 3 days ago

Find the cheapest month to fly from Raleigh (RDU) to South Bend (SBN)

September is typically the cheapest month to fly

From $198 - $601 per traveler.

Graph displaying average flight prices per month

Alternative airports near South Bend

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to South Bend Intl. SBN. Cheapest and Closest option available. Average driving time to city center is 7 minutes. Flights from $333
SBN
South Bend Intl.
CheapestClosest
Average driving time to city center7 min
Flights from $333
Flights from Raleigh (RDU) to South Bend (SBN)
Origin airport
Raleigh - Durham Intl.
Destination airport
South Bend Intl.
Airlines serving
American Airlines, Delta, United
Roundtrip price
$214
Distance
570 mi

Frequently asked questions

How much does a flight from Raleigh - Durham Intl. Airport (RDU) to South Bend Intl. Airport (SBN) cost?
Discover the latest flight deals from RDU to SBN by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from RDU to SBN?
The cheapest flights from RDU to SBN are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from RDU to SBN?
Right now, the cheapest airline offering one-way flights from RDU to SBN is Delta. You can take off on this route from $425. This fare is based on the lowest price found on Expedia departing within the next three months. The flight takes off from RDU on October 10 2025. Prices were last updated on July 17 2025 and have not changed since.
How many flights per day from Raleigh - Durham Intl. Airport (RDU) to South Bend Intl. Airport (SBN)?
Direct flights from Raleigh - Durham Intl. Airport (RDU) to South Bend Intl. Airport (SBN) aren't available daily, so you'll have to take a flight with a layover. Explore your options with our filter tool. Enter your travel details and click on either "1 Stop" or "2+ Stops."
What day of the week has the most flights from RDU to SBN?
Friday is usually the busiest day for flights, while Tuesday tends to be the quietest.* Just remember that flight schedules can vary based on a range of factors, including the airline and season.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What airline has the least delays from RDU to SBN?
Consider traveling with United Airlines if you'd like to go straight from Raleigh - Durham Intl. Airport (RDU) to South Bend Intl. Airport (SBN) without any delays. This airline has the strongest track record for punctuality, with an on-time score of 100%. Want to get notified of any changes? You can keep an eye on your flight status using the Expedia App.
What is the best time to fly from Raleigh - Durham Intl. Airport (RDU) to South Bend Intl. Airport (SBN)?
Opt for a flight from Raleigh - Durham Intl. Airport (RDU) to South Bend Intl. Airport (SBN) that leaves before 3 PM to reduce the risk of cancellations. Departures after this hour are on average 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Raleigh - Durham Intl. Airport (RDU) to South Bend Intl. Airport (SBN) last-minute?
Holding off until right before your break to book a flight from RDU to SBN often results in higher prices. Although you may find some last-minute deals, they aren't always guaranteed. Be flexible with your itinerary for a better chance of scoring a bargain.
Is it cheaper to book a RDU to SBN flight and hotel package?
You'll typically save money by booking a RDU to SBN flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's easy to manage everything in one place. After selecting your preferred accommodations and flights, consider other add-ons like car rentals, tours and activities.
Can I cancel or change the date of my flight from Raleigh - Durham Intl. Airport (RDU) to South Bend Intl. Airport (SBN)?
If you booked your RDU to SBN flight in the last 24 hours, you may be able to cancel or modify it without fees. Depending on the airline and the type of fare you purchased, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal for more information.

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*Available to One Key members.