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$289+ Cheap flights from South Bend to Seattle (SBN - SEA)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/15. Fares are subject to change and may not be available on all flights or dates of travel.
SBN — SEA
janv. 17 — janv. 241
sam. 1/17
sam. 1/24
1 adult, Economy
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1. Tell us where you want to go

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Cheapflights Tip: The best prices from South Bend/Michiana to Seattle/Tacoma Intl are usually found in March or September, booked 85 days in advance, depart on a Tuesday or Saturday and return on a Wednesday

Cheap flight deals from South Bend to Seattle

Cheapest flights from South Bend to Seattle
Explore the most affordable flight options available from South Bend to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on décembre 18, 2025.

This United Airlines deal was found by Cheapflights users on 12/16. 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.
mer. 12/314:10 pmSBN - SEA
2 stops11h 49mUnited Airlines
dim. 1/411:59 pmSEA - SBN
1 stop7h 55mUnited Airlines
Deal found 12/16$510
This Delta deal was found by Cheapflights users on 12/16. 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.
jeu. 12/257:05 amSBN - SEA
1 stop6h 40mDelta
dim. 12/2811:45 amSEA - SBN
1 stop6h 07mDelta
Deal found 12/16$604
This United Airlines deal was found by Cheapflights users on 12/16. 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.
jeu. 12/256:05 amSBN - SEA
2 stops10h 53mUnited Airlines
dim. 12/2811:59 pmSEA - SBN
1 stop7h 55mUnited Airlines
Deal found 12/16$619
This United Airlines deal was found by Cheapflights users on 12/15. 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.
ven. 12/267:30 amSBN - SEA
1 stop7h 33mUnited Airlines
ven. 1/27:00 amSEA - SBN
1 stop8h 57mUnited Airlines
Deal found 12/15$754
This American Airlines deal was found by Cheapflights users on 12/15. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ven. 12/196:02 amSBN - SEA
1 stop9h 35mAmerican Airlines
sam. 12/2012:59 amSEA - SBN
1 stop7h 58mAmerican Airlines
Deal found 12/15$755
This American Airlines deal was found by Cheapflights users on 12/15. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ven. 12/266:02 amSBN - SEA
1 stop9h 35mAmerican Airlines
jeu. 1/112:59 amSEA - SBN
1 stop7h 58mAmerican Airlines
Deal found 12/15$767
This United Airlines deal was found by Cheapflights users on 12/15. 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.
ven. 12/1911:30 amSBN - SEA
2 stops9h 36mUnited Airlines
dim. 12/217:12 pmSEA - SBN
2 stops12h 42mUnited Airlines
Deal found 12/15$1,040

Find flight deals from South Bend to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from South Bend (SBN) to Seattle (SEA). 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 décembre 18, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$289
(United Airlines)

Popular in

June

Cheapest in

March

Average price

$638
Provider with most accurate pricing for South Bend/Michiana-Seattle/Tacoma Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for South Bend/Michiana-Seattle/Tacoma Intl flights.
Search Deals
From South Bend/Michiana to Seattle/Tacoma Intl
Search Deals
Highest demand for flights based on searches. 18% potential increase in price ($104 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($19 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from South Bend to Seattle 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 décembre 18, 2025.
Use the filters below to find and compare flights from South Bend to Seattle that are best for you.

Fly from

South Bend

Fly to

Seattle

Route

Depart

Return

Price

South BendSeattle

SBN - SEA

SBNSEA

South Bend/Michiana

mer. 1/21

12:58 pm-7:04 pm

1 stop9h 06m

Seattle/Tacoma Intl

dim. 1/25

10:50 am-10:23 pm

1 stop8h 33m

$289

South BendSeattle

SBN - SEA

SBNSEA

South Bend/Michiana

jeu. 1/15

4:41 pm-10:43 pm

1 stop9h 02m

Seattle/Tacoma Intl

sam. 1/17

5:00 am-4:06 pm

2 stops8h 06m

$294

South BendSeattle

SBN - SEA

SBNSEA

South Bend/Michiana

ven. 5/22

2:30 pm-8:29 pm

1 stop8h 59m

Seattle/Tacoma Intl

mar. 5/26

9:40 am-8:46 pm

1 stop8h 06m

$334

South BendSeattle

SBN - SEA

SBNSEA

South Bend/Michiana

sam. 2/14

3:26 pm-7:03 pm

1 stop6h 37m

Seattle/Tacoma Intl

mer. 2/18

7:00 am-6:13 pm

1 stop8h 13m

$359

South BendSeattle

SBN - SEA

SBNSEA

South Bend/Michiana

sam. 1/31

11:47 am-6:14 pm

1 stop9h 27m

Seattle/Tacoma Intl

mer. 2/4

10:58 am-9:40 pm

1 stop7h 42m

$359

South BendSeattle

SBN - SEA

SBNSEA

South Bend/Michiana

lun. 6/15

7:50 pm-7:59 am

2 stops15h 09m

$311

South BendSeattle

SBN - SEA

SBNSEA

South Bend/Michiana

lun. 6/15

2:30 pm-8:29 pm

1 stop8h 59m

$353

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/17

Compare providers for flights from South Bend to Seattle

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 South Bend to Seattle in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice 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 South Bend-Seattle flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on South Bend-Seattle flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from South Bend-Seattle flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on South Bend-Seattle flights, Cheapflights users trust eDreams the most. eDreams 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 South Bend-Seattle 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 South Bend to Seattle

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

How far ahead should I book a flight from South Bend to Seattle?

Use this chart to determine the optimal time to book a round-trip flight from South Bend to Seattle. Price data was last updated on December 12, 2025.

Booking 82 days in advance of your planned departure date is, on average, the best time to get cheap flights from South Bend to Seattle. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, September is the cheapest month in which you can book a flight from South Bend to Seattle (average of $113). Flying from South Bend to Seattle in December is currently the most expensive (average of $185). 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.

Reviews of airlines servicing Seattle

Get insights into the airlines that provide service to Seattle. 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 Seattle. Reviews last updated décembre 18, 2025.
Read reviews from past customers who have flown Delta, United Airlines, and American Airlines from South Bend to Seattle. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,005 reviews

Entertainment

7.9

Crew

8.5

Overall

7.9

Boarding

8.1

Food

7.3

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,005 reviews
Delta
7.9
Good
8,005 reviews

Entertainment

7.9

Crew

8.5

Overall

7.9

Boarding

8.1

Food

7.3

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,091 reviews
Delta
7.9
Good
8,005 reviews

Entertainment

7.9

Crew

8.5

Overall

7.9

Boarding

8.1

Food

7.3

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.2
Good
11,054 reviews
Delta
7.9
Good
8,005 reviews

Entertainment

7.9

Crew

8.5

Overall

7.9

Boarding

8.1

Food

7.3

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from South Bend to Seattle. 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 South Bend to Seattle?

    For as low as $334, American Airlines can have you in Seattle from South Bend in 8h 59m. The distance from South Bend to Seattle is about 1797 mi. This flight may include one or multiple stops.

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

    Cheapflights users have booked flights from South Bend to Seattle round-trip from $188. Other airlines that can offer you cheap pricing are American Airlines, from $198, and United Airlines, from $271. Delta is 59% cheaper than the average price of flights available within the next 90 days to this destination.

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

    $94 is the cheapest one-way deal found within the past few days, from American Airlines. You may also be able to find cheap deals on Delta and United Airlines, with prices starting from $103 and $134, respectively.

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

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

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

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

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

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

    Currently, September is the cheapest month in which you can book a flight from South Bend to Seattle (average of $113). Flying from South Bend to Seattle in December is currently the most expensive (average of $185). 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 Seattle?

Book flights to Seattle if you plan to visit one of these locations
Tacoma
SeaTac
Lakewood
Ocean Shores
Olympia
Edmonds
Lynnwood
Renton
Puyallup
Kirkland
Kent
Tukwila
Cle Elum
Marysville
Leavenworth
Fife
Aberdeen
Shoreline
Centralia
Federal Way

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Top 3 airlines flying from South Bend to Seattle

Discover the top 3 airlines that operate flights from South Bend to Seattle. 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 décembre 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$188Average$352FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$198Average$396FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$271Average$509FlexibilityNo cancel feeOn-time69%

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