What is the cheapest airline that flies from South Bend/Michiana to Seattle/Tacoma Intl?

Delta, United Airlines, and American Airlines are the most popular carriers operating from South Bend/Michiana to Seattle/Tacoma Intl

Which airport is the most popular layover for flights between South Bend and Seattle?

Chicago (ORD) was the most common stop: 75% of momondo users choosing 1-stop flights on this route connected there.

What airlines fly to Seattle?

Alaska Airlines, Delta and American Airlines are the top three most popular airlines that fly to Seattle from South Bend according to our data. Alaska Airlines is the first choice among our users, with 31% of people opting to fly with this airline when traveling to Seattle. Keep in mind that there are 8 different airlines that fly to Seattle on a routine basis, so you have a few additional options to choose from.

Which layover airport has the shortest travel time from South Bend to Seattle?

Flights connecting via Minneapolis (MSP) have the shortest average one-way travel time: 6h 45m.

Which layover airport offers the lowest fares from South Bend to Seattle?

Flights via Chicago (ORD) offer the lowest average round-trip price of $288.

Which layover airport has the shortest connection time from South Bend to Seattle?

Minneapolis (MSP) has the shortest average layover time for this route: 0h 57m.

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?

The number of operators available for flights from South Bend/Michiana Airport to Seattle/Tacoma Intl Airport is 3 as of September 2025.

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.

$105 Cheap Flights from South Bend to Seattle in 2025/26

Q: What is the typical price of a round-trip flight between South Bend and Seattle?

Prices are currently low for flights on this route. Typical prices usually range from $311 to $547. The lowest price recently found on this route was $209.

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Find the cheapest flights from South Bend to Seattle

Round-trip

One-way

Last minute

Cheap round-trip flights

6:00 am - 12:51 pmSBN-SEA

9h 51m1 stop

11:49 pm - 10:32 amSEA-SBN

7h 43m1 stop

$209American Airlines

Find Deal

Sat, Oct 25 - Tue, Oct 28

2:31 pm - 6:40 pmSBN-SEA

7h 09m1 stop

11:46 am - 8:53 pmSEA-SBN

6h 07m1 stop

$239Delta

Find Deal

Thu, Nov 13 - Sat, Nov 15

1:11 pm - 6:49 pmSBN-SEA

8h 38m1 stop

7:00 am - 5:36 pmSEA-SBN

7h 36m1 stop

$269United Airlines

Find Deal

Tue, Sep 30 - Sat, Oct 4

7:40 am - 11:31 amSBN-SEA

6h 51m1 stop

10:54 pm - 12:32 pmSEA-SBN

10h 38m2 stops

$274United Airlines

Find Deal

Tue, Sep 30 - Sat, Oct 4

3:18 pm - 6:52 pmSBN-SEA

6h 34m1 stop

8:36 am - 11:25 pmSEA-SBN

11h 49m2 stops

$290United Airlines

Find Deal

Thu, Nov 13 - Sat, Nov 15

3:18 pm - 6:52 pmSBN-SEA

6h 34m1 stop

8:36 am - 11:25 pmSEA-SBN

11h 49m2 stops

$292United Airlines

Find Deal

Thu, Nov 13 - Sat, Nov 15

2:16 pm - 6:23 pmSBN-SEA

7h 07m1 stop

6:00 am - 5:43 pmSEA-SBN

8h 43m1 stop

$294Delta

Find Deal

Sat, Oct 11 - Sat, Oct 18

11:37 am - 3:45 pmSBN-SEA

7h 08m1 stop

7:00 am - 5:36 pmSEA-SBN

7h 36m1 stop

$304United Airlines

Find Deal

Fri, Oct 3 - Sun, Oct 5

9:10 am - 3:32 pmSBN-SEA

9h 22m2 stops

5:00 am - 5:36 pmSEA-SBN

9h 36m2 stops

$307United Airlines

Find Deal

Tue, Sep 30 - Sat, Oct 4

7:11 am - 2:59 pmSBN-SEA

10h 48m1 stop

12:41 am - 11:52 amSEA-SBN

8h 11m1 stop

$329American Airlines

Find Deal

Thu, Nov 13 - Fri, Nov 14

Delta flights from South Bend to Seattle

Our best Delta deals on South Bend to Seattle flight tickets

Delta

Nov 13

SBN2:31 pmSouth Bend/Michiana

7h 09m

1 stop

SEA6:40 pmSeattle/Tacoma Intl

Nov 15

SEA11:46 amSeattle/Tacoma Intl

6h 07m

1 stop

SBN8:53 pmSouth Bend/Michiana

$239

Find similar

Delta

Oct 11

SBN2:16 pmSouth Bend/Michiana

7h 07m

1 stop

SEA6:23 pmSeattle/Tacoma Intl

Oct 18

SEA6:00 amSeattle/Tacoma Intl

8h 43m

1 stop

SBN5:43 pmSouth Bend/Michiana

$294

Find similar

United Airlines flights from South Bend to Seattle

Our best United Airlines deals on South Bend to Seattle flight tickets

United Airlines

Sep 30

SBN1:11 pmSouth Bend/Michiana

8h 38m

1 stop

SEA6:49 pmSeattle/Tacoma Intl

Oct 4

SEA7:00 amSeattle/Tacoma Intl

7h 36m

1 stop

SBN5:36 pmSouth Bend/Michiana

$269

Find similar

United Airlines

Sep 30

SBN7:40 amSouth Bend/Michiana

6h 51m

1 stop

SEA11:31 amSeattle/Tacoma Intl

Oct 4

SEA10:54 pmSeattle/Tacoma Intl

10h 38m

2 stops

SBN12:32 pmSouth Bend/Michiana

$274

Find similar

United Airlines

Nov 13

SBN3:18 pmSouth Bend/Michiana

6h 34m

1 stop

SEA6:52 pmSeattle/Tacoma Intl

Nov 15

SEA8:36 amSeattle/Tacoma Intl

11h 49m

2 stops

SBN11:25 pmSouth Bend/Michiana

$290

Find similar

Fly from

Fly to

Route

Depart

Return

Price

South BendSeattle

SBN - SEA

SBNSEA

South Bend/Michiana

Sat 10/25

6:00 am-12:51 pm

1 stop9h 51m

Seattle/Tacoma Intl

Tue 10/28

11:49 pm-10:32 am

1 stop7h 43m

$209

South BendSeattle

SBN - SEA

SBNSEA

South Bend/Michiana

Thu 11/13

2:31 pm-6:40 pm

1 stop7h 09m

Seattle/Tacoma Intl

Sat 11/15

11:46 am-8:53 pm

1 stop6h 07m

$239

South BendSeattle

SBN - SEA

SBNSEA

South Bend/Michiana

Tue 9/30

1:11 pm-6:49 pm

1 stop8h 38m

Seattle/Tacoma Intl

Sat 10/4

7:00 am-5:36 pm

1 stop7h 36m

$269

South BendSeattle

SBN - SEA

SBNSEA

South Bend/Michiana

Tue 9/30

7:40 am-11:31 am

1 stop6h 51m

Seattle/Tacoma Intl

Sat 10/4

10:54 pm-12:32 pm

2 stops10h 38m

$274

South BendSeattle

SBN - SEA

SBNSEA

South Bend/Michiana

Thu 11/13

3:18 pm-6:52 pm

1 stop6h 34m

Seattle/Tacoma Intl

Sat 11/15

8:36 am-11:25 pm

2 stops11h 49m

$290

South BendSeattle

SBN - SEA

SBNSEA

South Bend/Michiana

Thu 11/13

3:18 pm-6:52 pm

1 stop6h 34m

Seattle/Tacoma Intl

Sat 11/15

8:36 am-11:25 pm

2 stops11h 49m

$292

South BendSeattle

SBN - SEA

SBNSEA

South Bend/Michiana

Sat 10/11

2:16 pm-6:23 pm

1 stop7h 07m

Seattle/Tacoma Intl

Sat 10/18

6:00 am-5:43 pm

1 stop8h 43m

$294

South BendSeattle

SBN - SEA

SBNSEA

South Bend/Michiana

Fri 10/3

11:37 am-3:45 pm

1 stop7h 08m

Seattle/Tacoma Intl

Sun 10/5

7:00 am-5:36 pm

1 stop7h 36m

$304

South BendSeattle

SBN - SEA

SBNSEA

South Bend/Michiana

Tue 9/30

9:10 am-3:32 pm

2 stops9h 22m

Seattle/Tacoma Intl

Sat 10/4

5:00 am-5:36 pm

2 stops9h 36m

$307

South BendSeattle

SBN - SEA

SBNSEA

South Bend/Michiana

Thu 11/13

7:11 am-2:59 pm

1 stop10h 48m

Seattle/Tacoma Intl

Fri 11/14

12:41 am-11:52 am

1 stop8h 11m

$329

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

Layovers

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, November 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 $262. If you don’t want to visit Seattle in November, then you should wait until February to fly from South Bend, when ticket prices are also cheap, with an average price of $328.

What is the cheapest day to depart on your flight to Seattle?

On average, the least expensive day to fly to Seattle from South Bend is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $367. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Monday is the most expensive day to depart from South Bend because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $723.

What is the cheapest time of day to depart on your flight to Seattle?

Flying to Seattle from South Bend in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $423 when looking at flights departing in the afternoon. Flights to Seattle are more costly in the morning, with an average ticket price of $518. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

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 $457 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 September 2025, prices for South Bend to Seattle flights are approximately 15% cheaper 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

Direct flights	None

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 34m.
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?
The number of operators available for flights from South Bend/Michiana Airport to Seattle/Tacoma Intl Airport is 3 as of September 2025.
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?
Based on momondo bookings for flights between South Bend and Seattle, the leading airline is United Airlines, making up 48% of the total bookings. Other popular airlines include American Airlines with 28% and Delta with 25%.

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
Delta	PriceFrom $188	Free Cancellation	Rating 7.9 7,961 reviews	Search Delta flights
American Airlines	PriceFrom $188	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights
United Airlines	PriceFrom $262	Free Cancellation	Rating 7.4 8,926 reviews	Search United Airlines flights

Leavenworth

Tacoma

SeaTac

Ocean Shores

Renton

Olympia

Lynnwood

Kent

Marysville

Puyallup

Federal Way

Kirkland

Tukwila

Shoreline

Lakewood

Centralia

Fife

Cle Elum

Redmond

Westport

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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Cheap flights from South Bend to Seattle from $105

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 10/7. 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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Delta flights from South Bend to Seattle

Our best Delta deals on South Bend to Seattle flight tickets

United Airlines flights from South Bend to Seattle

Our best United Airlines deals on South Bend to Seattle flight tickets

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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?

What is the cheapest day to depart on your flight to Seattle?

What is the cheapest time of day to depart on your flight to Seattle?

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

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

As of September 2025, prices for South Bend to Seattle flights are approximately 15% cheaper when compared to flights at the same time last year.

What is the cheapest airline that flies from South Bend/Michiana to Seattle/Tacoma Intl?

Delta, United Airlines, and American Airlines are the most popular carriers operating from South Bend/Michiana to Seattle/Tacoma Intl

What airlines fly to Seattle?

Which airport is the most popular layover for flights between South Bend and Seattle?

Chicago (ORD) was the most common stop: 75% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport offers the lowest fares from South Bend to Seattle?

Flights via Chicago (ORD) offer the lowest average round-trip price of $288.

Which layover airport has the shortest travel time from South Bend to Seattle?

Flights connecting via Minneapolis (MSP) have the shortest average one-way travel time: 6h 45m.

Which layover airport has the shortest connection time from South Bend to Seattle?

Minneapolis (MSP) has the shortest average layover time for this route: 0h 57m.

When to book flights from South Bend to Seattle

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

Direct flights

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

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

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?

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

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

Traveling to a place near Seattle?

Why use momondo?

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

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

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

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

An easier way to manage your Seattle trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

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Airports servicing Washington