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Dulles Intl

$54+ Cheap flights from South Bend (SBN) to Dulles Intl (IAD)

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 9/29. Fares are subject to change and may not be available on all flights or dates of travel.
SBN — IAD
oct. 11 — oct. 181
sáb. 10/11
sáb. 10/18
1 adult, Economy
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Cheapflights Tip: The best prices from South Bend/Michiana to Washington, D.C. Dulles Intl are usually found in January or March, booked 10 days in advance, depart on a Friday or Monday and return on a Monday

Cheap flight deals from South Bend to Dulles Intl

Discover tips and strategies to find the most affordable flight options for your journey from South Bend (SBN) to Dulles Intl (IAD). 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 septiembre 11, 2025.

Round-trip from

$86
(Breeze Airways)

One-way from

$54
(Breeze Airways)

Popular in

July

Cheapest in

January

Average price

$169

Good round-trip deal

$131 or less

Good one-way deal

$108 or less
From South Bend/Michiana to Washington, D.C. Dulles Intl
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One-way flight from South Bend/Michiana to Washington, D.C. Dulles Intl
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Highest demand for flights based on searches. 23% potential increase in price ($52 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($10 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from South Bend/Michiana to Washington, D.C. Dulles Intl.
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Price to beat on a one-way flight from South Bend/Michiana to Washington, D.C. Dulles Intl.
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Find flight deals from South Bend to Dulles Intl

Cheapest flights from South Bend to Dulles Intl
Explore the most affordable flight options available from South Bend to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on septiembre 11, 2025.

This Breeze Airways deal was found by Cheapflights users on 9/10. 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 Breeze Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 10/274:54 pmSBN - IAD
Nonstop1h 37mBreeze Airways
vie. 10/312:10 pmIAD - SBN
Nonstop1h 59mBreeze Airways
Deal found 9/10$86
This Breeze Airways deal was found by Cheapflights users on 9/10. 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 Breeze Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 9/294:54 pmSBN - IAD
Nonstop1h 37mBreeze Airways
lun. 10/62:10 pmIAD - SBN
Nonstop1h 59mBreeze Airways
Deal found 9/10$97
This Breeze Airways deal was found by Cheapflights users on 9/11. 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 Breeze Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 10/104:54 pmSBN - IAD
Nonstop1h 37mBreeze Airways
lun. 10/132:10 pmIAD - SBN
Nonstop1h 59mBreeze Airways
Deal found 9/11$102
This Breeze Airways deal was found by Cheapflights users on 9/9. 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 Breeze Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 11/74:54 pmSBN - IAD
Nonstop1h 37mBreeze Airways
lun. 11/102:10 pmIAD - SBN
Nonstop1h 59mBreeze Airways
Deal found 9/9$108
This Priceline deal was found by Cheapflights users on 9/10. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 10/174:54 pmSBN - IAD
Nonstop1h 37mBreeze Airways
lun. 10/202:10 pmIAD - SBN
Nonstop1h 59mBreeze Airways
Deal found 9/10$111
This Kiwi.com deal was found by Cheapflights users on 9/9. 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.
vie. 10/244:54 pmSBN - IAD
Nonstop1h 37mBreeze Airways
vie. 10/312:10 pmIAD - SBN
Nonstop1h 59mBreeze Airways
Deal found 9/9$139
This Kiwi.com deal was found by Cheapflights users on 9/9. 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.
lun. 10/204:54 pmSBN - IAD
Nonstop1h 37mBreeze Airways
vie. 10/312:10 pmIAD - SBN
Nonstop1h 59mBreeze Airways
Deal found 9/9$149
This Breeze Airways deal was found by Cheapflights users on 9/9. 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 Breeze Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 10/244:54 pmSBN - IAD
Nonstop1h 37mBreeze Airways
lun. 10/272:10 pmIAD - SBN
Nonstop1h 59mBreeze Airways
Deal found 9/9$158
This Kiwi.com deal was found by Cheapflights users on 9/9. 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.
vie. 10/3112:48 pmSBN - IAD
1 stop7h 03mMultiple Airlines
lun. 11/32:10 pmIAD - SBN
Nonstop1h 59mMultiple Airlines
Deal found 9/9$162
This Kiwi.com deal was found by Cheapflights users on 9/9. 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.
vie. 9/124:54 pmSBN - IAD
Nonstop1h 37mBreeze Airways
lun. 9/152:10 pmIAD - SBN
Nonstop1h 59mBreeze Airways
Deal found 9/9$163
This United Airlines deal was found by Cheapflights users on 9/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 10/319:59 amSBN - IAD
Nonstop1h 41mUnited Airlines
dom. 11/28:30 amIAD - SBN
1 stop6h 13mUnited Airlines
Deal found 9/9$168

Cheapflights Fare Finder

 
Customize your flight search to find flights from South Bend to Dulles Intl 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 septiembre 11, 2025.
Use the filters below to find and compare flights from South Bend to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

South Bend

Fly to

Dulles Intl

Route

Depart

Return

Price

South BendWashington, D.C.

SBN - IAD

SBNIAD

South Bend/Michiana

vie. 10/3

4:54 pm-6:31 pm

Nonstop1h 37m

Washington, D.C. Dulles Intl

lun. 10/6

2:10 pm-4:09 pm

Nonstop1h 59m

$86

South BendWashington, D.C.

SBN - IAD

SBNIAD

South Bend/Michiana

lun. 10/27

4:54 pm-6:31 pm

Nonstop1h 37m

Washington, D.C. Dulles Intl

lun. 11/3

2:10 pm-4:09 pm

Nonstop1h 59m

$86

South BendWashington, D.C.

SBN - IAD

SBNIAD

South Bend/Michiana

vie. 10/10

4:54 pm-6:31 pm

Nonstop1h 37m

Washington, D.C. Dulles Intl

lun. 10/13

2:10 pm-4:09 pm

Nonstop1h 59m

$107

South BendWashington, D.C.

SBN - IAD

SBNIAD

South Bend/Michiana

vie. 10/24

4:54 pm-6:31 pm

Nonstop1h 37m

Washington, D.C. Dulles Intl

lun. 10/27

2:10 pm-4:09 pm

Nonstop1h 59m

$158

South BendWashington, D.C.

SBN - IAD

SBNIAD

South Bend/Michiana

vie. 10/31

9:59 am-11:40 am

Nonstop1h 41m

Washington, D.C. Dulles Intl

dom. 11/2

8:30 am-2:43 pm

1 stop6h 13m

$168

South BendWashington, D.C.

SBN - IAD

SBNIAD

South Bend/Michiana

vie. 9/19

9:55 am-11:44 am

Nonstop1h 49m

Washington, D.C. Dulles Intl

lun. 9/22

6:40 pm-8:33 pm

Nonstop1h 53m

$177

South BendWashington, D.C.

SBN - IAD

SBNIAD

South Bend/Michiana

lun. 9/29

9:53 am-11:42 am

Nonstop1h 49m

Washington, D.C. Dulles Intl

lun. 10/6

6:50 pm-11:23 pm

1 stop4h 33m

$205

South BendWashington, D.C.

SBN - IAD

SBNIAD

South Bend/Michiana

vie. 9/19

9:55 am-11:44 am

Nonstop1h 49m

Washington, D.C. Dulles Intl

dom. 9/21

6:35 am-11:12 am

1 stop4h 37m

$208

South BendWashington, D.C.

SBN - IAD

SBNIAD

South Bend/Michiana

vie. 10/3

11:37 am-3:57 pm

1 stop4h 20m

Washington, D.C. Dulles Intl

dom. 10/5

9:00 am-10:53 am

Nonstop1h 53m

$219

South BendWashington, D.C.

SBN - IAD

SBNIAD

South Bend/Michiana

lun. 9/29

4:54 pm-6:31 pm

Nonstop1h 37m

$54

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/11

Showing 1-10 of 16 results
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Best time to book a flight from South Bend to Dulles Intl

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

How far ahead should I book a flight from South Bend to Washington, D.C. Dulles Intl Airport?

Use this chart to determine the optimal time to book a round-trip flight from South Bend to Dulles Intl. Price data was last updated on August 29, 2025.

To ensure you get the cheapest price possible for a flight from South Bend to Washington, D.C. Dulles Intl Airport, you should look to book at least 10 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, August is the cheapest month in which you can book a flight from South Bend to Washington, D.C. Dulles Intl Airport (average of $292). Flying from South Bend to Washington, D.C. Dulles Intl Airport in April is currently the most expensive (average of $337). 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 SBN to IAD?

Find hourly flight availability from South Bend to Dulles Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated septiembre 11, 2025.

One of the essential ways to save on airfare from South Bend to Washington, D.C. Dulles Intl Airport is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the afternoon could potentially save you up to 61% on airfare.

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

Reviews of airlines servicing Dulles Intl

Get insights into the airlines that provide service to Dulles Intl. 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 Dulles Intl. Reviews last updated septiembre 11, 2025.
Read through reviews of airlines operating flights from South Bend to Washington, D.C. Dulles Intl Airport, such as Breeze Airways, Delta, and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Breeze Airways
8.0
Very good
205 reviews

Boarding

8.2

Overall

8.0

Entertainment

6.5

Food

6.7

Crew

8.7

Comfort

8.1

Reviews

1 / 13
8.0
Excellent

Anonymous,Jul 2025

RIC - BDL

All went smoothly but the announcements from the crew were way to fast--approaching inaudible. Pilot announcements were perfect!
Breeze Airways
8.0
Very good
205 reviews
Breeze Airways
8.0
Very good
205 reviews

Boarding

8.2

Overall

8.0

Entertainment

6.5

Food

6.7

Crew

8.7

Comfort

8.1

Reviews

1 / 13
8.0
Excellent

Anonymous,Jul 2025

RIC - BDL

All went smoothly but the announcements from the crew were way to fast--approaching inaudible. Pilot announcements were perfect!
Delta
8.0
Very good
7,960 reviews
Breeze Airways
8.0
Very good
205 reviews

Boarding

8.2

Overall

8.0

Entertainment

6.5

Food

6.7

Crew

8.7

Comfort

8.1

Reviews

1 / 13
8.0
Excellent

Anonymous,Jul 2025

RIC - BDL

All went smoothly but the announcements from the crew were way to fast--approaching inaudible. Pilot announcements were perfect!
United Airlines
7.4
Good
8,937 reviews
Breeze Airways
8.0
Very good
205 reviews

Boarding

8.2

Overall

8.0

Entertainment

6.5

Food

6.7

Crew

8.7

Comfort

8.1

Reviews

1 / 13
8.0
Excellent

Anonymous,Jul 2025

RIC - BDL

All went smoothly but the announcements from the crew were way to fast--approaching inaudible. Pilot announcements were perfect!

Related info for your journey

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

    If you book a flight to Washington, D.C. Dulles Intl from South Bend, you will be flying from South Bend/Michiana, which is the city’s only airport. South Bend/Michiana (SBN) is located 3.4 mi from the center of South Bend. There are 0 flights from South Bend/Michiana to Washington, D.C. Dulles Intl per day from 3 different airlines.

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

    There are many flights that can get you from South Bend to Washington, D.C. Dulles Intl Airport in 1h 37m. Fly via Breeze Airways or United Airlines to get the fastest option. The distance from South Bend to Washington, D.C. Dulles Intl Airport is about 503 mi. Generally, flights for this route are nonstop.

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

    Currently priced at $54, Breeze Airways will fly you from South Bend to Washington, D.C. Dulles Intl Airport and back. In addition to Breeze Airways, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from United Airlines and Delta - these airlines can fly you to your destination from $77 and $198, respectively. These flights start at 69% lower than the current average price 3 months from now.

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

    Consider Mesa Airlines (95%), Breeze Airways (94%) or United Airlines (94%) when booking your flight. These represent the most reliable airlines when flying from South Bend to Washington, D.C. Dulles Intl Airport.

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

    Looking for the cheapest flight from South Bend to Washington, D.C. Dulles Intl Airport? While on average our users pay $266, our data indicates the cheapest price to be $49. The most popular route (South Bend/Michiana - Washington, D.C. Dulles Intl), is priced around $86.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from South Bend to Washington, D.C. Dulles Intl Airport (average of $292). Flying from South Bend to Washington, D.C. Dulles Intl Airport in April is currently the most expensive (average of $337). 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 Washington, D.C. Dulles Intl Airport?

Book flights to Washington, D.C. Dulles Intl Airport if you plan to visit one of these locations
Woodbridge
Alexandria
Arlington
Tysons
Silver Spring
Springfield
Gaithersburg
Fredericksburg
Linthicum Heights
Fairfax
Falls Church
Owings Mills
Manassas
Rockville
Hanover
Oxon Hill
Laurel
Towson
Dundalk
National Harbor

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for South Bend to Dulles Intl

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from South Bend to Dulles Intl

Discover the top 3 airlines that operate flights from South Bend to Dulles Intl. 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 septiembre 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
Breeze AirwaysCheapest$54Average$86FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$77Average$270FlexibilityNo cancel feeOn-time69%
DeltaCheapest$198Average$243FlexibilityNo cancel feeOn-timeN/A

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