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$79+ Cheap flights from Dulles Intl (IAD) to South Bend (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 8/28. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — SBN
Sep 8 — Sep 151
Tue 9/8
Tue 9/15
1 adult, Economy
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Cheap flight deals from Dulles Intl to South Bend

Cheapest flights from Dulles Intl to South Bend
Explore the most affordable flight options available from Dulles Intl to South Bend. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 9, 2026.

This Kiwi.com deal was found by Cheapflights users on 8/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/141:07 pm -
Nonstop1h 56m
Fri 9/182:43 pm -
Nonstop1h 36m
Deal found 8/4$157
This Kiwi.com deal was found by Cheapflights users on 8/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/251:07 pm -
Nonstop1h 56m
Mon 9/283:43 pm -
Nonstop1h 36m
Deal found 8/5$158
This Kiwi.com deal was found by Cheapflights users on 8/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/233:01 pm -
Nonstop1h 56m
Fri 11/275:37 pm -
Nonstop1h 36m
Deal found 8/7$177
This Kiwi.com deal was found by Cheapflights users on 8/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/23:01 pm -
Nonstop1h 56m
Mon 10/55:37 pm -
Nonstop1h 36m
Deal found 8/8$178
This Kiwi.com deal was found by Cheapflights users on 8/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/171:50 pm -
Nonstop1h 50m
Fri 8/214:25 pm -
Nonstop1h 39m
Deal found 8/8$183
This Kiwi.com deal was found by Cheapflights users on 8/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/41:50 pm -
Nonstop1h 50m
Fri 9/113:43 pm -
Nonstop1h 36m
Deal found 8/7$193
This Kiwi.com deal was found by Cheapflights users on 8/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/141:07 pm -
Nonstop1h 56m
Thu 9/178:46 pm -
1 stop12h 46m
Deal found 8/6$194
This Kiwi.com deal was found by Cheapflights users on 8/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/281:50 pm -
Nonstop1h 50m
Sun 8/308:53 pm -
2 stops14h 27m
Deal found 8/8$202
This Kiwi.com deal was found by Cheapflights users on 8/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/141:50 pm -
Nonstop1h 50m
Mon 8/174:25 pm -
Nonstop1h 39m
Deal found 8/4$208
This Kiwi.com deal was found by Cheapflights users on 8/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/41:50 pm -
Nonstop1h 50m
Mon 9/74:25 pm -
Nonstop1h 39m
Deal found 8/8$213
This Kiwi.com deal was found by Cheapflights users on 8/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/281:50 pm -
Nonstop1h 50m
Sun 8/308:53 pm -
1 stop12h 57m
Deal found 8/8$214
This Kiwi.com deal was found by Cheapflights users on 8/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/23:01 pm -
Nonstop1h 56m
Sun 10/48:46 pm -
1 stop13h 31m
Deal found 8/8$215

Find flight deals from Dulles Intl to South Bend

Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) 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 9, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$157
(Kiwi.com)

One-way from

$79
(Breeze Airways)

Popular in

August

Cheapest in

January

Average price

$328

Good round-trip deal

$289 or less

Good one-way deal

$114 or less
Provider with most accurate pricing for Washington, D.C. Dulles Intl-South Bend/Michiana flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. Dulles Intl-South Bend/Michiana flights.
Search Deals
From Washington, D.C. Dulles Intl to South Bend/Michiana
Search Deals
One-way flight from Washington, D.C. Dulles Intl to South Bend/Michiana
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($28 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($8 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 2026
Search Deals
Price to beat on a round-trip flight from Washington, D.C. Dulles Intl to South Bend/Michiana.
Search Deals
Price to beat on a one-way flight from Washington, D.C. Dulles Intl to South Bend/Michiana.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Dulles Intl 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 9, 2026.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to South Bend that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

Washington, D.C.South Bend

IAD Washington, D.C. Dulles Intl - SBN South Bend/Michiana

IADSBN

Washington, D.C. Dulles Intl

Thu 9/3

12:17 pm-2:03 pm

Nonstop1h 46m

South Bend/Michiana

Thu 9/10

9:55 am-11:35 am

Nonstop1h 40m

$279

Washington, D.C.South Bend

IAD Washington, D.C. Dulles Intl - SBN South Bend/Michiana

IADSBN

Washington, D.C. Dulles Intl

Thu 9/24

6:50 pm-8:36 pm

Nonstop1h 46m

South Bend/Michiana

Sat 9/26

3:33 pm-9:11 pm

1 stop5h 38m

$289

Washington, D.C.South Bend

IAD Washington, D.C. Dulles Intl - SBN South Bend/Michiana

IADSBN

Washington, D.C. Dulles Intl

Fri 9/25

6:50 pm-8:36 pm

Nonstop1h 46m

South Bend/Michiana

Mon 9/28

3:33 pm-9:11 pm

1 stop5h 38m

$289

Washington, D.C.South Bend

IAD Washington, D.C. Dulles Intl - SBN South Bend/Michiana

IADSBN

Washington, D.C. Dulles Intl

Mon 11/23

5:16 pm-9:05 pm

1 stop3h 49m

South Bend/Michiana

Wed 12/2

5:10 pm-12:39 am

1 stop7h 29m

$299

Washington, D.C.South Bend

IAD Washington, D.C. Dulles Intl - SBN South Bend/Michiana

IADSBN

Washington, D.C. Dulles Intl

Thu 9/3

6:15 am-10:46 am

1 stop4h 31m

South Bend/Michiana

Mon 9/7

9:55 am-11:35 am

Nonstop1h 40m

$305

Washington, D.C.South Bend

IAD Washington, D.C. Dulles Intl - SBN South Bend/Michiana

IADSBN

Washington, D.C. Dulles Intl

Tue 11/24

6:50 pm-8:47 pm

Nonstop1h 57m

South Bend/Michiana

Thu 11/26

10:03 am-11:50 am

Nonstop1h 47m

$359

Washington, D.C.South Bend

IAD Washington, D.C. Dulles Intl - SBN South Bend/Michiana

IADSBN

Washington, D.C. Dulles Intl

Wed 11/25

6:50 pm-8:47 pm

Nonstop1h 57m

South Bend/Michiana

Thu 11/26

10:03 am-11:50 am

Nonstop1h 47m

$359

Washington, D.C.South Bend

IAD Washington, D.C. Dulles Intl - SBN South Bend/Michiana

IADSBN

Washington, D.C. Dulles Intl

Mon 11/23

6:50 pm-8:47 pm

Nonstop1h 57m

South Bend/Michiana

Fri 11/27

1:16 pm-5:24 pm

1 stop4h 08m

$369

Washington, D.C.South Bend

IAD Washington, D.C. Dulles Intl - SBN South Bend/Michiana

IADSBN

Washington, D.C. Dulles Intl

Tue 11/24

3:37 pm-8:25 pm

1 stop4h 48m

South Bend/Michiana

Fri 11/27

10:03 am-11:50 am

Nonstop1h 47m

$369

Washington, D.C.South Bend

IAD Washington, D.C. Dulles Intl - SBN South Bend/Michiana

IADSBN

Washington, D.C. Dulles Intl

Fri 8/21

12:17 pm-2:03 pm

Nonstop1h 46m

South Bend/Michiana

Sun 8/23

9:55 am-11:35 am

Nonstop1h 40m

$380

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/9

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

Compare providers for flights from Dulles Intl to South Bend

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Dulles Intl to South Bend in August.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-South Bend flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Washington, D.C. Dulles Intl Airport-South Bend flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C. Dulles Intl Airport-South Bend flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-South Bend flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Washington, D.C. Dulles Intl Airport-South Bend flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Dulles Intl to South Bend

Have a flexible travel schedule? Discover the best time to fly to South Bend from Dulles Intl 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 Washington, D.C. Dulles Intl Airport to South Bend

What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to South Bend?

Currently, January is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to South Bend (average of $131). Flying from Washington, D.C. Dulles Intl Airport to South Bend in August is currently the most expensive (average of $328). 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.

What is the cheapest time of day to fly from IAD to SBN?

Find hourly flight availability from Dulles Intl to South Bend. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 9, 2026.

When flying from Washington, D.C. Dulles Intl Airport to South Bend, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 51% versus a flight in the evening.

How much does it cost to fly round-trip from Washington, D.C. Dulles Intl Airport to South Bend?

Airfare is below average for this route at the moment.

Washington, D.C. Dulles Intl Airport to South Bend flights typically cost between $222 and $414 in September.
The cheapest round-trip price found within the last 5 days was $157 on Breeze Airways (Sep 14-Sep 18).

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 9, 2026.
See what other customers who have flown with Breeze Airways and United Airlines from Washington, D.C. Dulles Intl Airport to South Bend have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Breeze Airways
8.2
Very good
304 reviews

Entertainment

6.7

Food

6.7

Comfort

8.2

Crew

8.7

Overall

8.2

Boarding

8.3

Reviews

1 / 18
4.0
Okay

Lisa,Mar 2026

ORF - JAX

*Flight was delayed twice *Once plane arrived crew closed the entryway to discuss whatever, leaving us to wait again. *Finally arriving Jax, we were delayed again for 20 minutes because another plane at the gate hadn’t pushed back Overall, score 2 out of 5. Lots of passengers upset.
Breeze Airways
8.2
Very good
304 reviews
Breeze Airways
8.2
Very good
304 reviews

Entertainment

6.7

Food

6.7

Comfort

8.2

Crew

8.7

Overall

8.2

Boarding

8.3

Reviews

1 / 18
4.0
Okay

Lisa,Mar 2026

ORF - JAX

*Flight was delayed twice *Once plane arrived crew closed the entryway to discuss whatever, leaving us to wait again. *Finally arriving Jax, we were delayed again for 20 minutes because another plane at the gate hadn’t pushed back Overall, score 2 out of 5. Lots of passengers upset.
United Airlines
7.4
Good
10,089 reviews
Breeze Airways
8.2
Very good
304 reviews

Entertainment

6.7

Food

6.7

Comfort

8.2

Crew

8.7

Overall

8.2

Boarding

8.3

Reviews

1 / 18
4.0
Okay

Lisa,Mar 2026

ORF - JAX

*Flight was delayed twice *Once plane arrived crew closed the entryway to discuss whatever, leaving us to wait again. *Finally arriving Jax, we were delayed again for 20 minutes because another plane at the gate hadn’t pushed back Overall, score 2 out of 5. Lots of passengers upset.

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl 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 airport do you fly into for flights to South Bend from Washington, D.C. Dulles Intl?

    Most people fly into South Bend/Michiana (SBN) if they book a flight to South Bend from Washington, D.C. Dulles Intl. On average, South Bend/Michiana has 0 inbound flights from Washington, D.C. Dulles Intl per day from 2 airlines. South Bend/Michiana is conveniently located just 3.4 mi from South Bend’s city center.

  • How long is the flight from Washington, D.C. Dulles Intl Airport to South Bend?

    Departing from Washington, D.C. Dulles Intl Airport to South Bend will take you 1h 46m. The distance between Washington, D.C. Dulles Intl Airport and South Bend is about 503 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Washington, D.C. Dulles Intl Airport to South Bend round-trip?

    Flying on Breeze Airways is currently your cheapest option to South Bend, with prices starting at $67. Another option worth looking into is United Airlines, starting at $187 round trip. Breeze Airways is 72% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the most reliable airlines from Washington, D.C. Dulles Intl Airport to South Bend?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Washington, D.C. Dulles Intl Airport to South Bend on time: Breeze Airways (82%), United Airlines (75%), Mesa Airlines (75%).

  • What are the cheapest flights from Washington, D.C. Dulles Intl Airport to South Bend?

    While on average a flight from Washington, D.C. Dulles Intl Airport to South Bend is generally $385, our data shows the cheapest flight currently is $99. When looking at the most popular route, (Washington, D.C. Dulles Intl - South Bend/Michiana), you can expect to pay $158 for that flight.

  • Can I find deals for flights from Dulles Intl to South Bend that include hotel bookings?

    Yes. In addition to deals on Dulles Intl to South Bend flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Dulles Intl to South Bend?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dulles Intl to South Bend.

  • Can I find deals for business class flights from Dulles Intl to South Bend?

    Yes. Cheapflights offers flight deals from Dulles Intl 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 Washington, D.C. Dulles Intl Airport to South Bend?

    Currently, January is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to South Bend (average of $131). Flying from Washington, D.C. Dulles Intl Airport to South Bend in August is currently the most expensive (average of $328). 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
Plymouth
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Goshen
Elkhart

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Top 2 airlines flying from Dulles Intl to South Bend

Discover the top 2 airlines that operate flights from Dulles Intl 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 9, 2026.
AirlineCheapestAverageFlexibilityOn-time
Breeze AirwaysCheapest$67Average$178FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$187Average$289FlexibilityNo cancel feeOn-time69%

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