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Cheap flights from South Bend to Seattle from $181

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 7/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from South Bend to Seattle

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
3:08 pm - 10:02 pm
SBN
-
SEA
9h 54m
1 stop
Delta Logo
11:59 am - 10:35 pm
SEA
-
SBN
7h 36m
1 stop
$261Delta
Wed, Sep 16 - Wed, Sep 30
American Airlines Logo
6:38 pm - 12:50 am
SBN
-
SEA
9h 12m
1 stop
American Airlines Logo
11:16 pm - 12:01 pm
SEA
-
SBN
9h 45m
1 stop
$286American Airlines
Thu, Aug 13 - Tue, Aug 25
United Airlines Logo
3:31 pm - 7:15 pm
SBN
-
SEA
6h 44m
1 stop
United Airlines Logo
11:14 pm - 12:28 pm
SEA
-
SBN
10h 14m
2 stops
$291United Airlines
Tue, Sep 15 - Mon, Oct 5
United Airlines Logo
11:35 am - 4:10 pm
SBN
-
SEA
7h 35m
1 stop
United Airlines Logo
11:00 pm - 10:05 am
SEA
-
SBN
8h 05m
1 stop
$296United Airlines
Sat, Sep 5 - Fri, Sep 11
Delta Logo
3:16 pm - 10:05 pm
SBN
-
SEA
9h 49m
1 stop
Delta Logo
5:30 am - 2:34 pm
SEA
-
SBN
6h 04m
1 stop
$305Delta
Thu, Aug 13 - Wed, Aug 26
United Airlines Logo
6:00 am - 9:36 am
SBN
-
SEA
6h 36m
1 stop
United Airlines Logo
8:40 am - 10:00 pm
SEA
-
SBN
10h 20m
2 stops
$322United Airlines
Mon, Aug 17 - Tue, Aug 25
American Airlines Logo
7:43 am - 4:20 pm
SBN
-
SEA
11h 37m
1 stop
American Airlines Logo
5:10 am - 5:59 pm
SEA
-
SBN
9h 49m
1 stop
$329American Airlines
Tue, Aug 18 - Thu, Aug 27
Delta Logo
3:08 pm - 10:02 pm
SBN
-
SEA
9h 54m
1 stop
Delta Logo
1:45 pm - 10:26 pm
SEA
-
SBN
5h 41m
1 stop
$330Delta
Mon, Sep 14 - Wed, Oct 7
Multiple Airlines Logo
8:53 pm - 10:35 am
SBN
-
SEA
40h 42m
2 stops
Multiple Airlines Logo
8:13 pm - 12:43 pm
SEA
-
SBN
13h 30m
1 stop
$342Multiple Airlines
Sun, Aug 23 - Wed, Sep 2
Delta Logo
3:16 pm - 10:05 pm
SBN
-
SEA
9h 49m
1 stop
Delta Logo
5:30 am - 2:34 pm
SEA
-
SBN
6h 04m
1 stop
$349Delta
Thu, Aug 13 - Mon, Aug 24

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Delta flights from South Bend to Seattle

Our best Delta deals on South Bend to Seattle flight tickets
Delta
Sep 16
SBN3:08 pmSouth Bend/Michiana
9h 54m
1 stop
SEA10:02 pmSeattle/Tacoma Intl
Sep 30
SEA11:59 amSeattle/Tacoma Intl
7h 36m
1 stop
SBN10:35 pmSouth Bend/Michiana
$261
Delta
Aug 13
SBN3:16 pmSouth Bend/Michiana
9h 49m
1 stop
SEA10:05 pmSeattle/Tacoma Intl
Aug 26
SEA5:30 amSeattle/Tacoma Intl
6h 04m
1 stop
SBN2:34 pmSouth Bend/Michiana
$305
Delta
Sep 14
SBN3:08 pmSouth Bend/Michiana
9h 54m
1 stop
SEA10:02 pmSeattle/Tacoma Intl
Oct 4
SEA11:59 amSeattle/Tacoma Intl
7h 36m
1 stop
SBN10:35 pmSouth Bend/Michiana
$330

American Airlines flights from South Bend to Seattle

Our best American Airlines deals on South Bend to Seattle flight tickets
American Airlines
Aug 13
SBN6:38 pmSouth Bend/Michiana
9h 12m
1 stop
SEA12:50 amSeattle/Tacoma Intl
Aug 25
SEA11:16 pmSeattle/Tacoma Intl
9h 45m
1 stop
SBN12:01 pmSouth Bend/Michiana
$286
American Airlines
Aug 18
SBN7:43 amSouth Bend/Michiana
11h 37m
1 stop
SEA4:20 pmSeattle/Tacoma Intl
Aug 27
SEA5:10 amSeattle/Tacoma Intl
9h 49m
1 stop
SBN5:59 pmSouth Bend/Michiana
$329
American Airlines
Aug 12
SBN7:43 amSouth Bend/Michiana
11h 37m
1 stop
SEA4:20 pmSeattle/Tacoma Intl
Aug 19
SEA12:15 pmSeattle/Tacoma Intl
8h 18m
1 stop
SBN11:33 pmSouth Bend/Michiana
$431

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 June 15, 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

Cheapest round-trip

South BendSeattle

SBN - SEA

SBNSEA

South Bend/Michiana

Wed 9/16

3:08 pm-10:02 pm

1 stop9h 54m

Seattle/Tacoma Intl

Wed 9/30

11:59 am-10:35 pm

1 stop7h 36m

$261

South BendSeattle

SBN - SEA

SBNSEA

South Bend/Michiana

Thu 8/13

6:38 pm-12:50 am

1 stop9h 12m

Seattle/Tacoma Intl

Tue 8/25

11:16 pm-12:01 pm

1 stop9h 45m

$286

South BendSeattle

SBN - SEA

SBNSEA

South Bend/Michiana

Tue 9/15

3:31 pm-7:15 pm

1 stop6h 44m

Seattle/Tacoma Intl

Mon 10/5

11:14 pm-12:28 pm

2 stops10h 14m

$291

South BendSeattle

SBN - SEA

SBNSEA

South Bend/Michiana

Sat 9/5

11:35 am-4:10 pm

1 stop7h 35m

Seattle/Tacoma Intl

Fri 9/11

11:00 pm-10:05 am

1 stop8h 05m

$296

South BendSeattle

SBN - SEA

SBNSEA

South Bend/Michiana

Thu 8/13

3:16 pm-10:05 pm

1 stop9h 49m

Seattle/Tacoma Intl

Wed 8/26

5:30 am-2:34 pm

1 stop6h 04m

$305

South BendSeattle

SBN - SEA

SBNSEA

South Bend/Michiana

Mon 8/17

6:00 am-9:36 am

1 stop6h 36m

Seattle/Tacoma Intl

Tue 8/25

8:40 am-10:00 pm

2 stops10h 20m

$322

South BendSeattle

SBN - SEA

SBNSEA

South Bend/Michiana

Tue 8/18

7:43 am-4:20 pm

1 stop11h 37m

Seattle/Tacoma Intl

Thu 8/27

5:10 am-5:59 pm

1 stop9h 49m

$329
Quickest round-trip

South BendSeattle

SBN - SEA

SBNSEA

South Bend/Michiana

Mon 9/14

3:08 pm-10:02 pm

1 stop9h 54m

Seattle/Tacoma Intl

Wed 10/7

1:45 pm-10:26 pm

1 stop5h 41m

$330

South BendSeattle

SBN - SEA

SBNSEA

South Bend/Michiana

Sun 8/23

8:53 pm-10:35 am

2 stops40h 42m

Seattle/Tacoma Intl

Wed 9/2

8:13 pm-12:43 pm

1 stop13h 30m

$342

South BendSeattle

SBN - SEA

SBNSEA

South Bend/Michiana

Thu 8/13

3:16 pm-10:05 pm

1 stop9h 49m

Seattle/Tacoma Intl

Mon 8/24

5:30 am-2:34 pm

1 stop6h 04m

$349

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 typical price of a round-trip flight between South Bend and Seattle?

What is the cheapest month to fly to Seattle?

In general, December 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 $369. If you don’t want to visit Seattle in December, then you should wait until October to fly from South Bend, when ticket prices are also cheap, with an average price of $371.

How far in advance should I book a flight from South Bend 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 $450 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 $314 on momondo.

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

As of June 2026, prices for South Bend to Seattle flights are approximately 89% 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 55m

Direct flights

None
The fastest flight from South Bend to Seattle takes 6h 55m
There are no direct flights from South Bend to Seattle. There are no popular flight routes from South Bend to Seattle.
Search flight deals

Frequently asked questions about flying from South Bend to Seattle

  • 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 55m.

  • 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
8,396 reviews
Search Delta flights
American AirlinesPriceFrom $240Free CancellationRating
7.1
11,660 reviews
Search American Airlines flights
United AirlinesPriceFrom $288Free CancellationRating
7.4
9,830 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
Redmond
Kent
Lakewood
Puyallup
Tukwila
Marysville
Cle Elum
Federal Way
Fife
Centralia
Shoreline
Westport
Kirkland

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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