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Cheap flights from South Dakota to Seattle from $130

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 Dakota to Seattle departing on 8/10. 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
0 bags

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Find the cheapest flights from South Dakota to Seattle

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
8:14 pm - 9:48 am
FSD
-
SEA
15h 34m
1 stop
Frontier Logo
7:41 pm - 7:19 pm
SEA
-
FSD
21h 38m
1 stop
$260Frontier
Mon, Jun 15 - Thu, Jun 18
Frontier Logo
8:14 pm - 9:49 am
FSD
-
SEA
15h 35m
1 stop
Frontier Logo
7:41 pm - 7:23 pm
SEA
-
FSD
21h 42m
1 stop
$280Frontier
Fri, Aug 7 - Sun, Aug 9
Frontier Logo
8:14 pm - 9:48 am
FSD
-
SEA
15h 34m
1 stop
Frontier Logo
7:41 pm - 7:19 pm
SEA
-
FSD
21h 38m
1 stop
$282Frontier
Mon, Jun 22 - Thu, Jun 25
Frontier Logo
8:14 pm - 9:48 am
FSD
-
SEA
15h 34m
1 stop
Frontier Logo
7:41 pm - 7:19 pm
SEA
-
FSD
21h 38m
1 stop
$300Frontier
Fri, Jun 12 - Sun, Jun 14
United Airlines Logo
5:48 pm - 10:59 pm
RAP
-
SEA
6h 11m
1 stop
United Airlines Logo
5:07 am - 11:13 am
SEA
-
RAP
5h 06m
1 stop
$319United Airlines
Mon, Nov 9 - Thu, Nov 19
American Airlines Logo
5:23 pm - 11:50 pm
FSD
-
SEA
8h 27m
1 stop
American Airlines Logo
10:17 am - 9:55 pm
SEA
-
FSD
9h 38m
1 stop
$329American Airlines
Wed, Sep 2 - Thu, Sep 10
American Airlines Logo
3:23 pm - 11:21 pm
RAP
-
SEA
8h 58m
1 stop
American Airlines Logo
11:59 pm - 11:15 am
SEA
-
RAP
10h 16m
1 stop
$339American Airlines
Thu, Aug 27 - Tue, Sep 1
Delta Logo
5:15 am - 8:50 am
FSD
-
SEA
5h 35m
1 stop
Delta Logo
6:05 am - 3:28 pm
SEA
-
FSD
7h 23m
1 stop
$339Delta
Wed, Sep 2 - Thu, Sep 10
Multiple Airlines Logo
3:30 pm - 6:58 pm
RAP
-
SEA
28h 28m
2 stops
Multiple Airlines Logo
9:16 pm - 11:46 am
SEA
-
RAP
13h 30m
1 stop
$342Multiple Airlines
Sun, Aug 23 - Wed, Sep 9
Multiple Airlines Logo
3:30 pm - 10:35 am
RAP
-
SEA
20h 05m
1 stop
Multiple Airlines Logo
9:16 pm - 11:46 am
SEA
-
RAP
13h 30m
1 stop
$344Multiple Airlines
Sun, Aug 23 - Wed, Sep 9

Frontier flights from South Dakota to Seattle

Our best Frontier deals on South Dakota to Seattle flight tickets
Frontier
Jun 15
FSD8:14 pmSioux Falls Joe Foss Field
15h 34m
1 stop
SEA9:48 amSeattle/Tacoma Intl
Jun 18
SEA7:41 pmSeattle/Tacoma Intl
21h 38m
1 stop
FSD7:19 pmSioux Falls Joe Foss Field
$260
Frontier
Aug 7
FSD8:14 pmSioux Falls Joe Foss Field
15h 35m
1 stop
SEA9:49 amSeattle/Tacoma Intl
Aug 9
SEA7:41 pmSeattle/Tacoma Intl
21h 42m
1 stop
FSD7:23 pmSioux Falls Joe Foss Field
$280
Frontier
Jun 22
FSD8:14 pmSioux Falls Joe Foss Field
15h 34m
1 stop
SEA9:48 amSeattle/Tacoma Intl
Jun 25
SEA7:41 pmSeattle/Tacoma Intl
21h 38m
1 stop
FSD7:19 pmSioux Falls Joe Foss Field
$282

Delta flights from South Dakota to Seattle

Our best Delta deals on South Dakota to Seattle flight tickets
Delta
Sep 2
FSD5:15 amSioux Falls Joe Foss Field
5h 35m
1 stop
SEA8:50 amSeattle/Tacoma Intl
Sep 10
SEA6:05 amSeattle/Tacoma Intl
7h 23m
1 stop
FSD3:28 pmSioux Falls Joe Foss Field
$339
Delta
Aug 20
RAP6:48 amRapid City
12h 56m
2 stops
SEA6:44 pmSeattle/Tacoma Intl
Aug 28
SEA11:21 amSeattle/Tacoma Intl
10h 16m
2 stops
RAP10:37 pmRapid City
$364
Delta
Sep 6
FSD6:25 amSioux Falls Joe Foss Field
6h 20m
1 stop
SEA10:45 amSeattle/Tacoma Intl
Sep 14
SEA11:53 pmSeattle/Tacoma Intl
8h 07m
1 stop
FSD10:00 amSioux Falls Joe Foss Field
$389

momondo Fare Finder

 
Customize your flight search to find flights from South Dakota 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 May 15, 2026.
Use the filters below to find and compare flights from South Dakota to Seattle that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Sioux FallsSeattle

FSD - SEA

FSDSEA

Sioux Falls Joe Foss Field

Mon 6/15

8:14 pm-9:48 am

1 stop15h 34m

Seattle/Tacoma Intl

Thu 6/18

7:41 pm-7:19 pm

1 stop21h 38m

$260

Sioux FallsSeattle

FSD - SEA

FSDSEA

Sioux Falls Joe Foss Field

Fri 8/7

8:14 pm-9:49 am

1 stop15h 35m

Seattle/Tacoma Intl

Sun 8/9

7:41 pm-7:23 pm

1 stop21h 42m

$280

Sioux FallsSeattle

FSD - SEA

FSDSEA

Sioux Falls Joe Foss Field

Mon 6/22

8:14 pm-9:48 am

1 stop15h 34m

Seattle/Tacoma Intl

Thu 6/25

7:41 pm-7:19 pm

1 stop21h 38m

$282

Sioux FallsSeattle

FSD - SEA

FSDSEA

Sioux Falls Joe Foss Field

Fri 6/12

8:14 pm-9:48 am

1 stop15h 34m

Seattle/Tacoma Intl

Sun 6/14

7:41 pm-7:19 pm

1 stop21h 38m

$300
Quickest round-trip

Rapid CitySeattle

RAP - SEA

RAPSEA

Rapid City

Mon 11/9

5:48 pm-10:59 pm

1 stop6h 11m

Seattle/Tacoma Intl

Thu 11/19

5:07 am-11:13 am

1 stop5h 06m

$319

Sioux FallsSeattle

FSD - SEA

FSDSEA

Sioux Falls Joe Foss Field

Wed 9/2

5:23 pm-11:50 pm

1 stop8h 27m

Seattle/Tacoma Intl

Thu 9/10

10:17 am-9:55 pm

1 stop9h 38m

$329

Rapid CitySeattle

RAP - SEA

RAPSEA

Rapid City

Thu 8/27

3:23 pm-11:21 pm

1 stop8h 58m

Seattle/Tacoma Intl

Tue 9/1

11:59 pm-11:15 am

1 stop10h 16m

$339

Sioux FallsSeattle

FSD - SEA

FSDSEA

Sioux Falls Joe Foss Field

Wed 9/2

5:15 am-8:50 am

1 stop5h 35m

Seattle/Tacoma Intl

Thu 9/10

6:05 am-3:28 pm

1 stop7h 23m

$339

Rapid CitySeattle

RAP - SEA

RAPSEA

Rapid City

Sun 8/23

3:30 pm-6:58 pm

2 stops28h 28m

Seattle/Tacoma Intl

Wed 9/9

9:16 pm-11:46 am

1 stop13h 30m

$342

Rapid CitySeattle

RAP - SEA

RAPSEA

Rapid City

Sun 8/23

3:30 pm-10:35 am

1 stop20h 05m

Seattle/Tacoma Intl

Wed 9/9

9:16 pm-11:46 am

1 stop13h 30m

$344

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 Dakota 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, October is the cheapest month to fly from South Dakota to Seattle. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $156. If you don’t want to visit Seattle in October, then you should wait until January to fly from South Dakota, when ticket prices are also cheap, with an average price of $164.

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

You are more likely to see cheaper flights to Seattle from South Dakota when booking weeks ahead of your departure date. In general, you can expect to find flights to Seattle for around $404 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seattle from South Dakota for as low as $237 on momondo.

Can stopping save me money on South Dakota to Seattle flights?

You could potentially save up to 46% on your flight if you consider stops on a South Dakota to Seattle flight.

Cheap South Dakota to Seattle flight deals and tips

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

Fastest flight time

5h 35m

Direct flights

None
The fastest flight from South Dakota to Seattle takes 5h 35m
There are no direct flights from South Dakota to Seattle. There are no popular flight routes from South Dakota to Seattle.
Search flight deals

Frequently asked questions about flying from South Dakota to Seattle

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

    Prices for flights from South Dakota to Seattle/Tacoma Intl Airport are updated daily.

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

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from South Dakota to Seattle/Tacoma Intl Airport.

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

    The required travel and health documents for your Seattle/Tacoma Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Seattle/Tacoma Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from South Dakota to Seattle

Compare and see reviews for airlines that fly from South Dakota to Seattle with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $190Free CancellationRating
5.6
2,951 reviews
Search Frontier flights
DeltaPriceFrom $228Free CancellationRating
7.9
8,456 reviews
Search Delta flights
United AirlinesPriceFrom $250Free CancellationRating
7.4
9,718 reviews
Search United Airlines flights
American AirlinesPriceFrom $268Free CancellationRating
7.1
11,665 reviews
Search American 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
Tukwila
Puyallup
Marysville
Lakewood
Cle Elum
Federal Way
Centralia
Fife
Westport
Shoreline
Tumwater

Why use momondo?

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

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

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

All flight searches from South Dakota to Seattle on momondo can be filtered to show those which offer flexible booking policies.

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

Once all potential South Dakota 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 Dakota to Seattle right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Seattle, momondo offers a useful price alert feature which will track prices for flights to Seattle from South Dakota and alert you when they change.

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