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$203+ Cheap flights from Seattle to South Bend (SEA - 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 10/9. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — SBN
Aug 26 — Sep 21
Wed 8/26
Wed 9/2
1 adult, Economy
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Cheap flight deals from Seattle to South Bend

Cheapest flights from Seattle to South Bend
Explore the most affordable flight options available from Seattle to South Bend. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 27, 2026.

This United Airlines deal was found by Cheapflights users on 7/27. 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.
Sat 9/1911:00 pm
SEA
-
SBN
1 stop8h 46m
United Airlines
Sat 9/265:09 pm
SBN
-
SEA
1 stop8h 47m
United Airlines
Deal found 7/27$271
This Delta deal was found by Cheapflights users on 7/24. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/281:35 pm
SEA
-
SBN
1 stop6h 01m
Delta
Tue 11/33:09 pm
SBN
-
SEA
1 stop9h 56m
Delta
Deal found 7/24$281
This Delta deal was found by Cheapflights users on 7/24. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/281:35 pm
SEA
-
SBN
1 stop6h 01m
Delta
Fri 11/63:09 pm
SBN
-
SEA
1 stop6h 50m
Delta
Deal found 7/24$306
This United Airlines deal was found by Cheapflights users on 7/22. 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.
Wed 9/27:00 am
SEA
-
SBN
1 stop6h 05m
United Airlines
Mon 9/76:00 am
SBN
-
SEA
1 stop6h 35m
United Airlines
Deal found 7/22$320
This Delta deal was found by Cheapflights users on 7/24. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/271:35 pm
SEA
-
SBN
1 stop6h 01m
Delta
Tue 11/33:09 pm
SBN
-
SEA
1 stop9h 56m
Delta
Deal found 7/24$324
This Delta deal was found by Cheapflights users on 7/24. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/291:35 pm
SEA
-
SBN
1 stop6h 01m
Delta
Thu 11/53:09 pm
SBN
-
SEA
1 stop9h 56m
Delta
Deal found 7/24$331
This Delta deal was found by Cheapflights users on 7/24. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/271:35 pm
SEA
-
SBN
1 stop6h 01m
Delta
Thu 11/53:09 pm
SBN
-
SEA
1 stop9h 56m
Delta
Deal found 7/24$349
This United Airlines deal was found by Cheapflights users on 7/23. 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.
Tue 9/110:58 pm
SEA
-
SBN
2 stops14h 07m
United Airlines
Sat 9/51:05 pm
SBN
-
SEA
1 stop9h 02m
United Airlines
Deal found 7/23$366

Find flight deals from Seattle to South Bend

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) 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 July 27, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$271
(United Airlines)

One-way from

$203
(Kiwi.com)

Popular in

May

Cheapest in

February

Average price

$574
Provider with most accurate pricing for Seattle/Tacoma Intl-South Bend/Michiana flight deals.
Search Deals
Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-South Bend/Michiana flights.
Search Deals
From Seattle/Tacoma Intl to South Bend/Michiana
Search Deals
One-way flight from Seattle/Tacoma Intl to South Bend/Michiana
Search Deals
Highest demand for flights based on searches. 3% potential increase in price ($18 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($10 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Seattle 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 July 27, 2026.
Use the filters below to find and compare flights from Seattle to South Bend that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleSouth Bend

SEA - SBN

SEASBN

Seattle/Tacoma Intl

Tue 9/1

5:20 pm-10:46 am

2 stops14h 26m

South Bend/Michiana

Sat 9/5

9:15 am-8:45 pm

2 stops14h 30m

$371
Quickest round-trip

SeattleSouth Bend

SEA - SBN

SEASBN

Seattle/Tacoma Intl

Thu 9/24

11:59 pm-12:01 pm

1 stop9h 02m

South Bend/Michiana

Sun 9/27

5:17 pm-10:59 pm

1 stop8h 42m

$412

SeattleSouth Bend

SEA - SBN

SEASBN

Seattle/Tacoma Intl

Thu 9/10

6:52 pm-10:46 am

2 stops12h 54m

South Bend/Michiana

Tue 9/15

1:10 pm-7:15 pm

1 stop9h 05m

$451

SeattleSouth Bend

SEA - SBN

SEASBN

Seattle/Tacoma Intl

Fri 8/7

11:00 pm-4:05 pm

2 stops14h 05m

South Bend/Michiana

Tue 8/11

6:00 am-3:39 pm

2 stops12h 39m

$499

SeattleSouth Bend

SEA - SBN

SEASBN

Seattle/Tacoma Intl

Thu 9/24

6:43 pm-10:57 am

2 stops13h 14m

South Bend/Michiana

Sun 9/27

5:09 pm-10:56 pm

1 stop8h 47m

$506

SeattleSouth Bend

SEA - SBN

SEASBN

Seattle/Tacoma Intl

Fri 8/14

10:58 pm-2:28 pm

2 stops12h 30m

South Bend/Michiana

Wed 8/19

7:39 am-5:42 pm

2 stops13h 03m

$519
Cheapest one-way

SeattleSouth Bend

SEA - SBN

SEASBN

Seattle/Tacoma Intl

Fri 10/9

9:16 pm-8:06 pm

2 stops43h 50m

$203

SeattleSouth Bend

SEA - SBN

SEASBN

Seattle/Tacoma Intl

Fri 9/4

7:06 pm-8:13 pm

3 stops46h 07m

$232

SeattleSouth Bend

SEA - SBN

SEASBN

Seattle/Tacoma Intl

Mon 8/31

9:29 pm-5:17 pm

3 stops40h 48m

$237
Quickest one-way

SeattleSouth Bend

SEA - SBN

SEASBN

Seattle/Tacoma Intl

Fri 9/4

5:30 am-2:34 pm

1 stop6h 04m

$288

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/22

Showing 1-10 of 15 resultsSorted by cheapest first
1
2

Compare providers for flights from Seattle 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 Seattle to South Bend in July.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust 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 Seattle-South Bend flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Seattle-South Bend flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Seattle-South Bend flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Seattle-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 Seattle-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 Seattle to South Bend

Have a flexible travel schedule? Discover the best time to fly to South Bend from Seattle 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 Seattle to South Bend

What is the cheapest month to book a flight from Seattle to South Bend?

Currently, February is the cheapest month in which you can book a flight from Seattle to South Bend (average of $381). Flying from Seattle to South Bend in May is currently the most expensive (average of $605). 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.

How much does it cost to fly round-trip from Seattle to South Bend?

Airfare is below average for this route at the moment.

Seattle to South Bend flights typically cost between $443 and $796 in September.
The cheapest round-trip price found within the last 5 days was $271 on United Airlines (Sep 19-Sep 26).

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 July 27, 2026.
Get a feel of what it's like to fly with Delta,United Airlines, andAmerican Airlines from Seattle to South Bend by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.8
Good
8,482 reviews

Crew

8.5

Boarding

8.1

Food

7.2

Overall

7.8

Entertainment

7.8

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
Delta
7.8
Good
8,482 reviews
Delta
7.8
Good
8,482 reviews

Crew

8.5

Boarding

8.1

Food

7.2

Overall

7.8

Entertainment

7.8

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
United Airlines
7.4
Good
10,041 reviews
Delta
7.8
Good
8,482 reviews

Crew

8.5

Boarding

8.1

Food

7.2

Overall

7.8

Entertainment

7.8

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
American Airlines
7.1
Good
11,836 reviews
Delta
7.8
Good
8,482 reviews

Crew

8.5

Boarding

8.1

Food

7.2

Overall

7.8

Entertainment

7.8

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional

Related info for your journey

Find useful and relevant information for your journey from Seattle to South Bend. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Seattle to South Bend?

    Airlines like United Airlines and American Airlines fly from Seattle to South Bend in about 9h 02m. The time it takes to get you to your destination can typically vary by up to 5h 24m. Seattle and South Bend are separated by a distance of 1797 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from Seattle to South Bend round-trip?

    American Airlines, at $246, was found to be the cheapest airline from Seattle to South Bend.Alternate airlines to your destination round-trip include United Airlines and Delta. American Airlines is currently priced 51% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Seattle to South Bend one-way?

    The cheapest airline one-way is American Airlines, with whom users have recently found tickets for as low as $94. However, be on the lookout for offers from Delta and United Airlines, as they are both options that can get you from Seattle to South Bend for a low price.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Seattle 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 Seattle to South Bend?

    Currently, February is the cheapest month in which you can book a flight from Seattle to South Bend (average of $381). Flying from Seattle to South Bend in May is currently the most expensive (average of $605). 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
Mishawaka
Goshen
Elkhart

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Top 3 airlines flying from Seattle to South Bend

Discover the top 3 airlines that operate flights from Seattle 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 July 27, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$244Average$654FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$246Average$551FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$288Average$433FlexibilityNo cancel feeOn-time69%

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