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$155+ Cheap flights from South Dakota to Seattle (SEA)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/1. Fares are subject to change and may not be available on all flights or dates of travel.
FSD — SEA
Apr 6 — Apr 131
Sun 4/6
Sun 4/13
1 adult, Economy
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Cheap flight deals from South Dakota to Seattle

Keep the following information in mind while searching for South Dakota to Seattle flight deals. Data was last updated April 1, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$216
(Mytrip)

One-way from

$155
(Frontier)

Popular in

March

Cheapest in

October

Average price

$463
Provider with most accurate pricing for Sioux Falls Joe Foss Field-Seattle/Tacoma Intl flight deals.
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Provider most trusted by Cheapflights users for Sioux Falls Joe Foss Field-Seattle/Tacoma Intl flights.
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From South Dakota to Seattle/Tacoma Intl
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One-way flight from South Dakota to Seattle/Tacoma Intl
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High demand for flights, 1% potential price rise
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Cheapest flight prices on average. 2% potential price decrease ($13 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from South Dakota to Seattle

Cheapest flights from South Dakota to Seattle
Explore the most affordable flight options available from South Dakota to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 1, 2025.

This Mytrip deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/289:59 pmFSD - SEA
1 stop15h 36mMultiple Airlines
Tue 5/612:30 pmSEA - FSD
1 stop22h 19mMultiple Airlines
Deal found 4/1$215
This CheapOair deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/233:58 pmFSD - SEA
1 stop24h 12mFrontier
Sun 5/256:25 amSEA - FSD
1 stop6h 33mFrontier
Deal found 3/31$300
This United Airlines deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/85:48 pmRAP - SEA
1 stop5h 48mUnited Airlines
Tue 10/145:07 amSEA - RAP
1 stop6h 23mUnited Airlines
Deal found 3/31$351
This Delta deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/264:35 pmRAP - SEA
1 stop7h 59mDelta
Sat 10/412:40 amSEA - RAP
1 stop8h 25mDelta
Deal found 4/1$371
This Sun Country Air deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Sun Country Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/185:30 pmRAP - SEA
1 stop6h 20mSun Country Air
Sun 7/2011:59 pmSEA - RAP
1 stop15h 34mSun Country Air
Deal found 4/1$385
This Mytrip deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/79:59 pmRAP - SEA
1 stop15h 43mMultiple Airlines
Mon 8/189:10 amSEA - RAP
1 stop6h 23mMultiple Airlines
Deal found 3/31$398
This American Airlines deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/134:42 pmRAP - SEA
1 stop7h 20mAmerican Airlines
Thu 8/215:38 amSEA - RAP
1 stop9h 24mAmerican Airlines
Deal found 4/1$401
This American Airlines deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/175:45 pmFSD - SEA
1 stop9h 00mAmerican Airlines
Sat 5/245:22 amSEA - FSD
1 stop9h 43mAmerican Airlines
Deal found 3/31$437
This United Airlines deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/281:45 pmFSD - SEA
1 stop22h 02mUnited Airlines
Tue 5/67:00 amSEA - FSD
2 stops25h 42mUnited Airlines
Deal found 3/31$475
This Delta deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/125:19 amFSD - SEA
1 stop7h 25mDelta
Sun 4/206:20 amSEA - FSD
1 stop7h 17mDelta
Deal found 3/31$618
This Alaska Airlines deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/45:52 pmFSD - SEA
2 stops16h 17mAlaska Airlines
Mon 9/88:08 amSEA - FSD
2 stops13h 51mAlaska Airlines
Deal found 3/31$673

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated April 1, 2025.
Use the filters below to find and compare flights from South Dakota to Seattle that are best for you.

Fly from

South Dakota

Fly to

Seattle

Route

Depart

Return

Price

Sioux FallsSeattle

FSD - SEA

FSDSEA

Sioux Falls Joe Foss Field

Mon 4/28

9:59 pm-11:35 am

1 stop15h 36m

Seattle/Tacoma Intl

Tue 5/6

12:30 pm-12:49 pm

1 stop22h 19m

$216

Sioux FallsSeattle

FSD - SEA

FSDSEA

Sioux Falls Joe Foss Field

Fri 5/23

3:58 pm-2:10 pm

1 stop24h 12m

Seattle/Tacoma Intl

Sun 5/25

6:25 am-2:58 pm

1 stop6h 33m

$300

Rapid CitySeattle

RAP - SEA

RAPSEA

Rapid City

Fri 9/26

4:35 pm-11:34 pm

1 stop7h 59m

Seattle/Tacoma Intl

Sat 10/4

12:40 am-10:05 am

1 stop8h 25m

$371

Rapid CitySeattle

RAP - SEA

RAPSEA

Rapid City

Thu 8/7

5:30 am-1:46 pm

2 stops9h 16m

Seattle/Tacoma Intl

Mon 8/18

2:57 pm-10:00 pm

1 stop6h 03m

$375

Rapid CitySeattle

RAP - SEA

RAPSEA

Rapid City

Fri 7/18

5:30 pm-10:50 pm

1 stop6h 20m

Seattle/Tacoma Intl

Sun 7/20

11:59 pm-4:33 pm

1 stop15h 34m

$385

Rapid CitySeattle

RAP - SEA

RAPSEA

Rapid City

Thu 8/7

9:59 pm-12:42 pm

1 stop15h 43m

Seattle/Tacoma Intl

Mon 8/18

9:10 am-4:33 pm

1 stop6h 23m

$398

Rapid CitySeattle

RAP - SEA

RAPSEA

Rapid City

Wed 8/13

4:42 pm-11:02 pm

1 stop7h 20m

Seattle/Tacoma Intl

Thu 8/21

5:38 am-4:02 pm

1 stop9h 24m

$401

Sioux FallsSeattle

FSD - SEA

FSDSEA

Sioux Falls Joe Foss Field

Sat 5/17

5:45 pm-12:45 am

1 stop9h 00m

Seattle/Tacoma Intl

Fri 5/23

1:10 am-1:02 pm

1 stop9h 52m

$437

Sioux FallsSeattle

FSD - SEA

FSDSEA

Sioux Falls Joe Foss Field

Mon 4/28

1:45 pm-9:47 am

1 stop22h 02m

Seattle/Tacoma Intl

Tue 5/6

7:00 am-10:42 am

2 stops25h 42m

$475

Sioux FallsSeattle

FSD - SEA

FSDSEA

Sioux Falls Joe Foss Field

Sat 4/12

5:19 am-10:44 am

1 stop7h 25m

Seattle/Tacoma Intl

Sun 4/20

6:20 am-3:37 pm

1 stop7h 17m

$618

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/31

Showing 1-10 of 16 results
1
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Best time to book a flight from South Dakota to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from South Dakota with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from South Dakota to Seattle

What is the cheapest month to book a flight from South Dakota to Seattle?

Currently, January is the cheapest month in which you can book a flight from South Dakota to Seattle (average of $238). Flying from South Dakota to Seattle in July is currently the most expensive (average of $411). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SD to SEA?

Find hourly flight availability from South Dakota to Seattle. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 1, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from South Dakota to Seattle as you normally would.

Rainfall in Seattle by month

Plan your trip to Seattle by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Seattle ranges from 0.7 - 6.6 inches per month. November is typically the wettest month, when rainfall can reach 6.6 in. July is typically the driest time to visit Seattle when rainfall is around 0.7 in.

Temperature in Seattle by month

Plan your trip to Seattle by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Seattle, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 66.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 41.0 F).

Reviews of airlines servicing Seattle

Get insights into the airlines that provide service to Seattle. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Seattle. Reviews last updated April 1, 2025.
To help decide which airline to fly from South Dakota to Seattle, see what other customers have to say about Alaska Airlines, Delta and United Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,823 reviews

Boarding

8.2

Entertainment

7.1

Crew

8.5

Comfort

7.9

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Alaska Airlines
8.0
Very good
9,823 reviews
Alaska Airlines
8.0
Very good
9,823 reviews

Boarding

8.2

Entertainment

7.1

Crew

8.5

Comfort

7.9

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Delta
8.0
Very good
7,899 reviews
Alaska Airlines
8.0
Very good
9,823 reviews

Boarding

8.2

Entertainment

7.1

Crew

8.5

Comfort

7.9

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
United Airlines
7.4
Good
8,615 reviews
Alaska Airlines
8.0
Very good
9,823 reviews

Boarding

8.2

Entertainment

7.1

Crew

8.5

Comfort

7.9

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,823 reviews

Boarding

8.2

Entertainment

7.1

Crew

8.5

Comfort

7.9

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Sun Country Air
6.9
Okay
349 reviews
Alaska Airlines
8.0
Very good
9,823 reviews

Boarding

8.2

Entertainment

7.1

Crew

8.5

Comfort

7.9

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Related info for your journey

Find useful and relevant information for your journey from South Dakota to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Seattle from South Dakota?

    Seattle/Tacoma Intl (SEA) is the airport you will fly into if you book a flight from South Dakota to Seattle. It is only a 11.4 mi journey from Seattle/Tacoma Intl (SEA) to Seattle’s city center.

  • What are the cheapest airlines to fly from South Dakota to Seattle one-way?

    To fly one-way, consider booking your trip with Frontier, which is currently one of the cheapest options available, starting at $155. Delta flights start at $216 while deals on United Airlines start at $271 one-way.

  • Can I find deals for flights from South Dakota to Seattle that include hotel bookings?

    Yes. In addition to deals on South Dakota to Seattle flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from South Dakota to Seattle?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from South Dakota to Seattle.

  • Can I find deals for business class flights from South Dakota to Seattle?

    Yes. Cheapflights offers flight deals from South Dakota to Seattle by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from South Dakota to Seattle?

    Currently, January is the cheapest month in which you can book a flight from South Dakota to Seattle (average of $238). Flying from South Dakota to Seattle in July is currently the most expensive (average of $411). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near South Dakota?

Book flights to South Dakota if you plan to visit one of these locations
SeaTac
Tukwila
Tacoma
Lakewood
Renton
Lacey
Ocean Shores
Leavenworth
Federal Way
Olympia
Cle Elum
Centralia
Mukilteo
Aberdeen
Shoreline
Lynnwood
Shelton
Silverdale
Redmond
Monroe

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for South Dakota to Seattle

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Top 4 airlines flying from South Dakota to Seattle

Discover the top 4 airlines that operate flights from South Dakota to Seattle. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$133Average$223FlexibilityNo cancel feeOn-time62%
DeltaCheapest$238Average$385FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$268Average$518FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$343Average$620FlexibilityNo cancel feeOn-time69%

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