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Cheap flights from South Bend to Seattle from $202

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from South Bend to Seattle departing on 3/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from South Bend to Seattle

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
2:05 pm - 7:00 pm
SBN
-
SEA
7h 55m
1 stop
Delta Logo
12:00 pm - 10:38 pm
SEA
-
SBN
7h 38m
1 stop
$267Delta
Tue, Feb 17 - Wed, Feb 25
United Airlines Logo
1:06 pm - 9:06 pm
SBN
-
SEA
11h 00m
2 stops
United Airlines Logo
2:24 pm - 11:26 pm
SEA
-
SBN
6h 02m
1 stop
$272United Airlines
Tue, Mar 31 - Wed, Apr 8
Delta Logo
8:20 am - 2:20 pm
SBN
-
SEA
9h 00m
1 stop
Delta Logo
8:30 am - 8:50 pm
SEA
-
SBN
9h 20m
1 stop
$288Delta
Sun, Feb 15 - Wed, Feb 25
Delta Logo
8:20 am - 2:20 pm
SBN
-
SEA
9h 00m
1 stop
Delta Logo
12:00 pm - 10:38 pm
SEA
-
SBN
7h 38m
1 stop
$309Delta
Sun, Feb 15 - Fri, Feb 27
United Airlines Logo
9:30 am - 4:01 pm
SBN
-
SEA
9h 31m
1 stop
United Airlines Logo
8:10 am - 7:56 pm
SEA
-
SBN
8h 46m
1 stop
$315United Airlines
Wed, Feb 4 - Sun, Feb 8
Delta Logo
2:05 pm - 7:00 pm
SBN
-
SEA
7h 55m
1 stop
Delta Logo
6:00 am - 8:50 pm
SEA
-
SBN
11h 50m
1 stop
$316Delta
Tue, Feb 17 - Sat, Feb 28
United Airlines Logo
1:19 pm - 9:15 pm
SBN
-
SEA
10h 56m
2 stops
United Airlines Logo
7:00 am - 4:06 pm
SEA
-
SBN
6h 06m
1 stop
$320United Airlines
Wed, Feb 4 - Sun, Feb 8
Delta Logo
2:05 pm - 7:00 pm
SBN
-
SEA
7h 55m
1 stop
Delta Logo
1:38 pm - 1:23 pm
SEA
-
SBN
20h 45m
2 stops
$321Delta
Tue, Feb 17 - Mon, Feb 23
Delta Logo
8:20 am - 2:20 pm
SBN
-
SEA
9h 00m
1 stop
Delta Logo
6:00 am - 8:50 pm
SEA
-
SBN
11h 50m
1 stop
$337Delta
Sun, Feb 15 - Sun, Feb 22
Delta Logo
8:20 am - 2:20 pm
SBN
-
SEA
9h 00m
1 stop
Delta Logo
6:10 am - 8:50 pm
SEA
-
SBN
11h 40m
2 stops
$342Delta
Sun, Feb 15 - Tue, Feb 24

United Airlines flights from South Bend to Seattle

Our best United Airlines deals on South Bend to Seattle flight tickets
United Airlines
Mar 31
SBN1:06 pmSouth Bend/Michiana
11h 00m
2 stops
SEA9:06 pmSeattle/Tacoma Intl
Apr 8
SEA2:24 pmSeattle/Tacoma Intl
6h 02m
1 stop
SBN11:26 pmSouth Bend/Michiana
$272
United Airlines
Feb 4
SBN9:30 amSouth Bend/Michiana
9h 31m
1 stop
SEA4:01 pmSeattle/Tacoma Intl
Feb 8
SEA8:10 amSeattle/Tacoma Intl
8h 46m
1 stop
SBN7:56 pmSouth Bend/Michiana
$315
United Airlines
Feb 4
SBN1:19 pmSouth Bend/Michiana
10h 56m
2 stops
SEA9:15 pmSeattle/Tacoma Intl
Feb 8
SEA7:00 amSeattle/Tacoma Intl
6h 06m
1 stop
SBN4:06 pmSouth Bend/Michiana
$320

Delta flights from South Bend to Seattle

Our best Delta deals on South Bend to Seattle flight tickets
Delta
Feb 17
SBN2:05 pmSouth Bend/Michiana
7h 55m
1 stop
SEA7:00 pmSeattle/Tacoma Intl
Feb 25
SEA12:00 pmSeattle/Tacoma Intl
7h 38m
1 stop
SBN10:38 pmSouth Bend/Michiana
$267
Delta
Feb 15
SBN8:20 amSouth Bend/Michiana
9h 00m
1 stop
SEA2:20 pmSeattle/Tacoma Intl
Feb 25
SEA8:30 amSeattle/Tacoma Intl
9h 20m
1 stop
SBN8:50 pmSouth Bend/Michiana
$288
Delta
Feb 15
SBN8:20 amSouth Bend/Michiana
9h 00m
1 stop
SEA2:20 pmSeattle/Tacoma Intl
Feb 27
SEA12:00 pmSeattle/Tacoma Intl
7h 38m
1 stop
SBN10:38 pmSouth Bend/Michiana
$309

momondo 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, momondo users made 832,500 searches. Data last updated January 21, 2026.
Use the filters below to find and compare flights from South Bend to Seattle that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

South BendSeattle

SBN - SEA

SBNSEA

South Bend/Michiana

Tue 2/17

2:05 pm-7:00 pm

1 stop7h 55m

Seattle/Tacoma Intl

Wed 2/25

12:00 pm-10:38 pm

1 stop7h 38m

$267

South BendSeattle

SBN - SEA

SBNSEA

South Bend/Michiana

Tue 3/31

1:06 pm-9:06 pm

2 stops11h 00m

Seattle/Tacoma Intl

Wed 4/8

2:24 pm-11:26 pm

1 stop6h 02m

$272

South BendSeattle

SBN - SEA

SBNSEA

South Bend/Michiana

Sun 2/15

8:20 am-2:20 pm

1 stop9h 00m

Seattle/Tacoma Intl

Wed 2/25

8:30 am-8:50 pm

1 stop9h 20m

$288

South BendSeattle

SBN - SEA

SBNSEA

South Bend/Michiana

Sun 2/15

8:20 am-2:20 pm

1 stop9h 00m

Seattle/Tacoma Intl

Fri 2/27

12:00 pm-10:38 pm

1 stop7h 38m

$309

South BendSeattle

SBN - SEA

SBNSEA

South Bend/Michiana

Wed 2/4

9:30 am-4:01 pm

1 stop9h 31m

Seattle/Tacoma Intl

Sun 2/8

8:10 am-7:56 pm

1 stop8h 46m

$315

South BendSeattle

SBN - SEA

SBNSEA

South Bend/Michiana

Tue 2/17

2:05 pm-7:00 pm

1 stop7h 55m

Seattle/Tacoma Intl

Sat 2/28

6:00 am-8:50 pm

1 stop11h 50m

$316

South BendSeattle

SBN - SEA

SBNSEA

South Bend/Michiana

Wed 2/4

1:19 pm-9:15 pm

2 stops10h 56m

Seattle/Tacoma Intl

Sun 2/8

7:00 am-4:06 pm

1 stop6h 06m

$320

South BendSeattle

SBN - SEA

SBNSEA

South Bend/Michiana

Tue 2/17

2:05 pm-7:00 pm

1 stop7h 55m

Seattle/Tacoma Intl

Mon 2/23

1:38 pm-1:23 pm

2 stops20h 45m

$321

South BendSeattle

SBN - SEA

SBNSEA

South Bend/Michiana

Sun 2/15

8:20 am-2:20 pm

1 stop9h 00m

Seattle/Tacoma Intl

Sun 2/22

6:00 am-8:50 pm

1 stop11h 50m

$337

South BendSeattle

SBN - SEA

SBNSEA

South Bend/Michiana

Sun 2/15

8:20 am-2:20 pm

1 stop9h 00m

Seattle/Tacoma Intl

Tue 2/24

6:10 am-8:50 pm

2 stops11h 40m

$342

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Seattle from

How to get the cheapest flight ticket from South Bend to Seattle

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Seattle?

In general, March is the cheapest month to fly from South Bend to Seattle. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $336. If you don’t want to visit Seattle in March, then you should wait until September to fly from South Bend, when ticket prices are also cheap, with an average price of $338.

How far in advance should I book a flight to Seattle?

You are more likely to see cheaper flights to Seattle from South Bend when booking weeks ahead of your departure date. In general, you can expect to find flights to Seattle for around $428 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seattle from South Bend for as low as $237 on momondo.

How have South Bend to Seattle flight prices changed over time?

As of January 2026, prices for South Bend to Seattle flights are approximately 10% more expensive when compared to flights at the same time last year.

When to book flights from South Bend to Seattle

Are you open to changing your travel dates? Check out the ideal times to fly from South Bend to Seattle according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap South Bend to Seattle (SBN to SEA) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from South Bend to Seattle

Fastest flight time

6h 37m

Direct flights

None
The fastest flight from South Bend to Seattle takes 6h 37m
There are no direct flights from South Bend to Seattle. There are no popular flight routes from South Bend to Seattle.
Search flight deals

  • How far is South Bend/Michiana to Seattle/Tacoma Intl by plane?

    There are 1802.0 mi between South Bend/Michiana and Seattle/Tacoma Intl. In terms of flight time, this usually takes a little over 6h 37m.

  • When did momondo last update prices for flights from South Bend/Michiana Airport to Seattle/Tacoma Intl Airport?

    Prices for flights from South Bend/Michiana Airport to Seattle/Tacoma Intl Airport refresh daily.

  • How many operators does momondo search for flights from South Bend/Michiana Airport to Seattle/Tacoma Intl Airport?

  • How old do you have to be to fly from South Bend/Michiana Airport to Seattle/Tacoma Intl Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from South Bend/Michiana Airport to Seattle/Tacoma Intl Airport.

  • What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

    The travel and health documents required for your trip to Seattle/Tacoma Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Seattle/Tacoma Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from South Bend to Seattle?

Best airlines flying from South Bend to Seattle

Compare and see reviews for airlines that fly from South Bend to Seattle with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $188Free CancellationRating
7.9
8,088 reviews
Search Delta flights
American AirlinesPriceFrom $198Free CancellationRating
7.2
11,174 reviews
Search American Airlines flights
United AirlinesPriceFrom $268Free CancellationRating
7.4
9,191 reviews
Search United Airlines flights

Traveling to a place near Seattle?

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

Why use momondo?

Why should I use momondo to find a flight deal from South Bend to Seattle?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from South Bend to Seattle. momondo saves you time and could save you money on your trip.

Can I find flights from South Bend to Seattle with flexible booking policies on momondo?

Flights from South Bend to Seattle with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from South Bend to Seattle?

Once all potential South Bend to Seattle flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from South Bend to Seattle right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Seattle from South Bend. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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