$44 Cheap United flights Washington (IAD) to South Bend (SBN)

View $44 flight on Fri, Aug 15, 2025Opens in a new window

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$44 Cheap United flights Washington (IAD) to South Bend (SBN)

Prices were available within the past 7 days and start at $44 for one-way flights and $87 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Mon, Aug 11 - Fri, Aug 15
IAD
Washington
SBN
South Bend
$87 Roundtrip, found 6 days ago
$87
Roundtrip
found 6 days ago
Select United flight, departing Mon, Aug 11 from Washington to South Bend, returning Fri, Aug 15, priced at $87 found 6 days ago
United
Fri, Aug 15 - Mon, Aug 18
IAD
Washington
SBN
South Bend
$95 Roundtrip, found 1 day ago
$95
Roundtrip
found 1 day ago
Select United flight, departing Fri, Aug 15 from Washington to South Bend, returning Mon, Aug 18, priced at $95 found 1 day ago
United
Fri, Oct 31 - Mon, Nov 3
IAD
Washington
SBN
South Bend
$158 Roundtrip, found 1 day ago
$158
Roundtrip
found 1 day ago
Select United flight, departing Fri, Oct 31 from Washington to South Bend, returning Mon, Nov 3, priced at $158 found 1 day ago
United
Fri, Aug 15 - Mon, Aug 18
IAD
Washington
SBN
South Bend
$165 Roundtrip, found 1 day ago
$165
Roundtrip
found 1 day ago
Select United flight, departing Fri, Aug 15 from Washington to South Bend, returning Mon, Aug 18, priced at $165 found 1 day ago
United
Fri, Oct 31 - Mon, Nov 3
IAD
Washington
SBN
South Bend
$168 Roundtrip, found 1 day ago
$168
Roundtrip
found 1 day ago
Select United flight, departing Fri, Oct 31 from Washington to South Bend, returning Mon, Nov 3, priced at $168 found 1 day ago
United
Fri, Aug 15 - Mon, Aug 18
IAD
Washington
SBN
South Bend
$179 Roundtrip, found 1 day ago
$179
Roundtrip
found 1 day ago
Select United flight, departing Fri, Aug 15 from Washington to South Bend, returning Mon, Aug 18, priced at $179 found 1 day ago
Flights from Washington (IAD) to South Bend (SBN)
Origin airport
Washington Dulles Intl.
Destination airport
South Bend Intl.
Airlines serving
American Airlines, Breeze Airways, Delta, United
Popular airline
United
Distance
503 mi
Average flight time
1 hour 53 mins

Frequently asked questions

How much is a United Airlines flight from Washington Dulles Intl. Airport (IAD) to South Bend Intl. Airport (SBN)?
Make use of the "Price (lowest to highest)" filter on Expedia to find cheap United Airlines round-trip flights from $87 from IAD to SBN. Affordable one-way tickets from $44 are also on offer.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from IAD to SBN with United Airlines?
January is one of the most affordable months to jet away to South Bend with United Airlines. You could also find great prices on one-way and round-trip tickets in December.
What is the cheapest time to book flights from Washington Dulles Intl. Airport (IAD) to South Bend Intl. Airport (SBN) with United Airlines?
To find cheap United Airlines fares from Washington Dulles Intl. Airport (IAD) to South Bend Intl. Airport (SBN), start searching one to three months before your planned departure. Reserving domestic flights 34 to 86 days in advance could save you 25% compared to booking just 6 to 12 days ahead. The day you book can also affect how much you pay. Sunday is usually the cheapest, while Monday is often the most expensive for domestic flights. You can save 6% on average by booking your flight on a Sunday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.
Does United Airlines fly nonstop from Washington Dulles Intl. Airport (IAD) to South Bend Intl. Airport (SBN)?
You can easily fly from Washington Dulles Intl. Airport (IAD) to South Bend Intl. Airport (SBN) on any of United Airlines's 7 weekly direct flights. Apply our "Nonstop" and "Airline" filters to find the United Airlines flight that'll get you to SBN at your preferred time.
How long does it take to fly from IAD to SBN with United Airlines?
It takes approximately 2h to fly nonstop from Washington Dulles Intl. Airport (IAD) to South Bend Intl. Airport (SBN) with United Airlines.
What is the earliest United Airlines flight from IAD to SBN?
The earliest flight from IAD to SBN with United Airlines leaves at 5:55PM UTC-5. You'll touch down at 7:55PM UTC-5. The final United Airlines flight of the day takes off at 5:55PM UTC-5 and arrives at 7:55PM UTC-5. With approximately 20% fewer cancellations for departures before midday, beginning your travel day early is typically the best way to go.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports does United Airlines fly into in South Bend?
Hop on a United Airlines flight from Washington Dulles Intl. Airport (IAD) to South Bend, and you'll likely touch down at South Bend Intl. Airport (SBN). This is the airline's main hub here.
Why fly with United Airlines from IAD to SBN?
Offering a rewarding loyalty program, United Airlines is a favorite of many passengers journeying from IAD to SBN. Plus, if you're a United Mileage Plus and One Key™ member booking through Expedia, you could earn OneKeyCash™* on eligible flights along with your airline miles.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.
What type of plane does United Airlines fly from Washington Dulles Intl. Airport (IAD) to South Bend Intl. Airport (SBN)?
Set off on a United Airlines flight from Washington Dulles Intl. Airport (IAD) to South Bend Intl. Airport (SBN), and you'll probably be on an Embraer 175. Bear in mind though, that the aircraft type can vary depending on operational needs.
Can I change or cancel my United Airlines flight from Washington Dulles Intl. Airport (IAD) to South Bend Intl. Airport (SBN)?
It's usually possible to cancel or reschedule your flight, although additional charges may apply if you made your booking over 24 hours ago. Need to keep your options open? Use Expedia's "Changes included" or "No cancel fee" filter to find flights that won't charge you extra if you need to adjust your plans. To make changes, head to "Trips," select your flight and click on "Manage Booking" for more details.
*Available to One Key members.