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Cheap flights from South Bend to Seattle from $199

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 7/2. 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.
United Airlines Logo
1:11 pm - 6:59 pm
SBN
-
SEA
8h 48m
1 stop
United Airlines Logo
10:47 pm - 8:03 am
SEA
-
SBN
6h 16m
1 stop
$281United Airlines
Sat, Sep 12 - Wed, Sep 16
United Airlines Logo
3:17 pm - 6:59 pm
SBN
-
SEA
6h 42m
1 stop
United Airlines Logo
10:40 pm - 8:03 am
SEA
-
SBN
6h 23m
1 stop
$286United Airlines
Sat, Sep 26 - Sat, Oct 3
United Airlines Logo
6:26 pm - 10:42 pm
SBN
-
SEA
7h 16m
1 stop
United Airlines Logo
7:35 pm - 8:03 am
SEA
-
SBN
9h 28m
2 stops
$287United Airlines
Sat, Sep 12 - Wed, Sep 16
United Airlines Logo
6:26 pm - 10:42 pm
SBN
-
SEA
7h 16m
1 stop
United Airlines Logo
10:40 pm - 8:03 am
SEA
-
SBN
6h 23m
1 stop
$291United Airlines
Fri, Sep 18 - Thu, Sep 24
United Airlines Logo
5:50 am - 9:40 am
SBN
-
SEA
6h 50m
1 stop
United Airlines Logo
7:00 am - 5:40 pm
SEA
-
SBN
7h 40m
1 stop
$324United Airlines
Tue, May 26 - Sat, May 30
United Airlines Logo
5:50 am - 9:40 am
SBN
-
SEA
6h 50m
1 stop
United Airlines Logo
8:00 am - 8:44 pm
SEA
-
SBN
9h 44m
1 stop
$338United Airlines
Wed, May 27 - Sat, May 30
United Airlines Logo
11:41 am - 5:45 pm
SBN
-
SEA
9h 04m
2 stops
United Airlines Logo
7:00 am - 5:40 pm
SEA
-
SBN
7h 40m
1 stop
$344United Airlines
Tue, Sep 1 - Tue, Sep 8
Delta Logo
7:05 am - 12:58 pm
SBN
-
SEA
8h 53m
1 stop
Delta Logo
5:30 am - 2:29 pm
SEA
-
SBN
5h 59m
1 stop
$350Delta
Tue, Jun 23 - Wed, Jul 1
Multiple Airlines Logo
10:26 pm - 10:22 am
SBN
-
SEA
14h 56m
1 stop
Multiple Airlines Logo
11:06 am - 12:57 pm
SEA
-
SBN
46h 51m
2 stops
$352Multiple Airlines
Sun, May 10 - Tue, May 19
United Airlines Logo
6:40 pm - 10:47 pm
SBN
-
SEA
7h 07m
1 stop
United Airlines Logo
10:53 pm - 11:05 am
SEA
-
SBN
9h 12m
1 stop
$354United Airlines
Wed, May 13 - Mon, May 18

United Airlines flights from South Bend to Seattle

Our best United Airlines deals on South Bend to Seattle flight tickets
United Airlines
Sep 12
SBN1:11 pmSouth Bend/Michiana
8h 48m
1 stop
SEA6:59 pmSeattle/Tacoma Intl
Sep 16
SEA10:47 pmSeattle/Tacoma Intl
6h 16m
1 stop
SBN8:03 amSouth Bend/Michiana
$281
United Airlines
Sep 26
SBN3:17 pmSouth Bend/Michiana
6h 42m
1 stop
SEA6:59 pmSeattle/Tacoma Intl
Oct 3
SEA10:40 pmSeattle/Tacoma Intl
6h 23m
1 stop
SBN8:03 amSouth Bend/Michiana
$286
United Airlines
Sep 12
SBN6:26 pmSouth Bend/Michiana
7h 16m
1 stop
SEA10:42 pmSeattle/Tacoma Intl
Sep 16
SEA7:35 pmSeattle/Tacoma Intl
9h 28m
2 stops
SBN8:03 amSouth Bend/Michiana
$287

Delta flights from South Bend to Seattle

Our best Delta deals on South Bend to Seattle flight tickets
Delta
Apr 25
SBN6:00 amSouth Bend/Michiana
9h 19m
1 stop
SEA12:19 pmSeattle/Tacoma Intl
Apr 28
SEA12:10 pmSeattle/Tacoma Intl
7h 21m
1 stop
SBN10:31 pmSouth Bend/Michiana
$347
Delta
Jun 23
SBN7:05 amSouth Bend/Michiana
8h 53m
1 stop
SEA12:58 pmSeattle/Tacoma Intl
Jul 1
SEA5:30 amSeattle/Tacoma Intl
5h 59m
1 stop
SBN2:29 pmSouth Bend/Michiana
$350
Delta
May 23
SBN2:18 pmSouth Bend/Michiana
7h 31m
1 stop
SEA6:49 pmSeattle/Tacoma Intl
Jun 7
SEA5:30 amSeattle/Tacoma Intl
5h 59m
1 stop
SBN2:29 pmSouth Bend/Michiana
$365

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 April 23, 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

Sat 9/12

1:11 pm-6:59 pm

1 stop8h 48m

Seattle/Tacoma Intl

Wed 9/16

10:47 pm-8:03 am

1 stop6h 16m

$281
Quickest round-trip

South BendSeattle

SBN - SEA

SBNSEA

South Bend/Michiana

Sat 9/26

3:17 pm-6:59 pm

1 stop6h 42m

Seattle/Tacoma Intl

Sat 10/3

10:40 pm-8:03 am

1 stop6h 23m

$286

South BendSeattle

SBN - SEA

SBNSEA

South Bend/Michiana

Sat 9/12

6:26 pm-10:42 pm

1 stop7h 16m

Seattle/Tacoma Intl

Wed 9/16

7:35 pm-8:03 am

2 stops9h 28m

$287

South BendSeattle

SBN - SEA

SBNSEA

South Bend/Michiana

Fri 9/18

6:26 pm-10:42 pm

1 stop7h 16m

Seattle/Tacoma Intl

Thu 9/24

10:40 pm-8:03 am

1 stop6h 23m

$291

South BendSeattle

SBN - SEA

SBNSEA

South Bend/Michiana

Tue 5/26

5:50 am-9:40 am

1 stop6h 50m

Seattle/Tacoma Intl

Sat 5/30

7:00 am-5:40 pm

1 stop7h 40m

$324

South BendSeattle

SBN - SEA

SBNSEA

South Bend/Michiana

Wed 5/27

5:50 am-9:40 am

1 stop6h 50m

Seattle/Tacoma Intl

Sat 5/30

8:00 am-8:44 pm

1 stop9h 44m

$338

South BendSeattle

SBN - SEA

SBNSEA

South Bend/Michiana

Tue 9/1

11:41 am-5:45 pm

2 stops9h 04m

Seattle/Tacoma Intl

Tue 9/8

7:00 am-5:40 pm

1 stop7h 40m

$344

South BendSeattle

SBN - SEA

SBNSEA

South Bend/Michiana

Tue 6/23

7:05 am-12:58 pm

1 stop8h 53m

Seattle/Tacoma Intl

Wed 7/1

5:30 am-2:29 pm

1 stop5h 59m

$350

South BendSeattle

SBN - SEA

SBNSEA

South Bend/Michiana

Sun 5/10

10:26 pm-10:22 am

1 stop14h 56m

Seattle/Tacoma Intl

Tue 5/19

11:06 am-12:57 pm

2 stops46h 51m

$352

South BendSeattle

SBN - SEA

SBNSEA

South Bend/Michiana

Wed 5/13

6:40 pm-10:47 pm

1 stop7h 07m

Seattle/Tacoma Intl

Mon 5/18

10:53 pm-11:05 am

1 stop9h 12m

$354

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, September 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 $338. If you don’t want to visit Seattle in September, then you should wait until August to fly from South Bend, when ticket prices are also cheap, with an average price of $346.

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 $426 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 $297 on momondo.

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

As of April 2026, prices for South Bend to Seattle flights are approximately 155% 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 44m

Direct flights

None
The fastest flight from South Bend to Seattle takes 6h 44m
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 44m.

  • 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
8,438 reviews
Search Delta flights
American AirlinesPriceFrom $218Free CancellationRating
7.1
11,659 reviews
Search American Airlines flights
United AirlinesPriceFrom $287Free CancellationRating
7.4
9,637 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
Marysville
Tukwila
Puyallup
Lakewood
Cle Elum
Federal Way
Centralia
Fife
Shoreline
Westport
Tumwater

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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