What airlines fly to South Dakota?

United Airlines, American Airlines and Delta are the top three most popular airlines that fly to South Dakota from Seattle according to our data. United Airlines is the first choice among our users, with 72% of people opting to fly with this airline when traveling to South Dakota. Keep in mind that there are 3 different airlines that fly to South Dakota on a routine basis, so you have a few additional options to choose from.

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

Delta and United Airlines are the most popular carriers operating from Seattle/Tacoma Intl to South Dakota

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

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

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

There are 3 operators available for flights from Seattle/Tacoma Intl Airport to South Dakota as of October 2026.

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

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 Seattle/Tacoma Intl Airport to South Dakota.

What documentation or ID do you need to fly to South Dakota?

The necessary travel and health documents for your South Dakota trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$230 Cheap Flights from Seattle to South Dakota in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Seattle to South Dakota

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

4:58 pm - 8:58 pmSEA Seattle/Tacoma Intl-RAP Rapid City

27h 00m2 stops Denver Intl Las Vegas Harry Reid Intl

9:48 pm - 12:16 pmRAP Rapid City-SEA Seattle/Tacoma Intl

15h 28m1 stop Las Vegas Harry Reid Intl

$348Multiple Airlines

Wed, Dec 9 - Sun, Dec 13

6:00 am - 2:00 pmSEA Seattle/Tacoma Intl-RAP Rapid City

7h 00m1 stop Minneapolis St Paul

2:40 pm - 8:49 pmRAP Rapid City-SEA Seattle/Tacoma Intl

7h 09m1 stop Minneapolis St Paul

$349Delta

Fri, Dec 11 - Tue, Dec 15

5:05 am - 1:03 pmSEA Seattle/Tacoma Intl-RAP Rapid City

6h 58m1 stop Denver Intl

2:35 pm - 9:21 pmRAP Rapid City-SEA Seattle/Tacoma Intl

7h 46m1 stop Denver Intl

$349United Airlines

Fri, Dec 11 - Sun, Dec 13

4:04 pm - 10:29 pmSEA Seattle/Tacoma Intl-RAP Rapid City

5h 25m1 stop Denver Intl

12:18 pm - 6:24 pmRAP Rapid City-SEA Seattle/Tacoma Intl

7h 06m1 stop Denver Intl

$349United Airlines

Tue, Dec 8 - Sat, Dec 12

6:00 am - 3:53 pmSEA Seattle/Tacoma Intl-RAP Rapid City

8h 53m1 stop Minneapolis St Paul

4:36 pm - 11:53 pmRAP Rapid City-SEA Seattle/Tacoma Intl

8h 17m1 stop Minneapolis St Paul

$349Delta

Thu, Dec 10 - Mon, Dec 14

8:25 am - 3:45 pmSEA Seattle/Tacoma Intl-RAP Rapid City

6h 20m1 stop Minneapolis St Paul

10:44 am - 4:46 pmRAP Rapid City-SEA Seattle/Tacoma Intl

7h 02m1 stop Minneapolis St Paul

$349Delta

Sat, Jan 16 - Sat, Jan 30

3:22 pm - 11:52 pmSEA Seattle/Tacoma Intl-FSD Sioux Falls Joe Foss Field

6h 30m1 stop Phoenix Sky Harbor Intl

2:03 pm - 8:53 pmFSD Sioux Falls Joe Foss Field-SEA Seattle/Tacoma Intl

8h 50m1 stop Phoenix Sky Harbor Intl

$359American Airlines

Thu, Jan 21 - Tue, Jan 26

3:00 pm - 11:49 pmSEA Seattle/Tacoma Intl-FSD Sioux Falls Joe Foss Field

6h 49m1 stop Phoenix Sky Harbor Intl

5:58 pm - 11:42 pmFSD Sioux Falls Joe Foss Field-SEA Seattle/Tacoma Intl

7h 44m1 stop Dallas/Fort Worth

$429American Airlines

Thu, Nov 12 - Mon, Nov 16

6:25 pm - 11:48 amSEA Seattle/Tacoma Intl-FSD Sioux Falls Joe Foss Field

15h 23m1 stop Las Vegas Harry Reid Intl

4:39 pm - 12:22 pmFSD Sioux Falls Joe Foss Field-SEA Seattle/Tacoma Intl

21h 43m2 stops Las Vegas Harry Reid Intl Denver Intl

$454Multiple Airlines

Tue, Dec 22 - Fri, Jan 1

6:25 pm - 11:48 amSEA Seattle/Tacoma Intl-FSD Sioux Falls Joe Foss Field

15h 23m1 stop Las Vegas Harry Reid Intl

4:39 pm - 6:42 pmFSD Sioux Falls Joe Foss Field-SEA Seattle/Tacoma Intl

28h 03m1 stop Las Vegas Harry Reid Intl

$484Multiple Airlines

Tue, Dec 22 - Fri, Jan 1

Cheap last minute flights

Enter your travel dates to find the best prices.

10:50 am - 9:37 pmSEA Seattle/Tacoma Intl-FSD Sioux Falls Joe Foss Field

8h 47m1 stop Chicago O'Hare Intl

5:55 am - 9:48 amFSD Sioux Falls Joe Foss Field-SEA Seattle/Tacoma Intl

5h 53m1 stop Denver Intl

$464United Airlines

Thu, Nov 5 - Sat, Nov 14

3:00 pm - 11:49 pmSEA Seattle/Tacoma Intl-FSD Sioux Falls Joe Foss Field

6h 49m1 stop Phoenix Sky Harbor Intl

2:26 pm - 8:09 pmFSD Sioux Falls Joe Foss Field-SEA Seattle/Tacoma Intl

7h 43m1 stop Phoenix Sky Harbor Intl

$494American Airlines

Thu, Nov 5 - Sat, Nov 14

10:50 am - 9:37 pmSEA Seattle/Tacoma Intl-FSD Sioux Falls Joe Foss Field

8h 47m1 stop Chicago O'Hare Intl

5:55 am - 9:48 amFSD Sioux Falls Joe Foss Field-SEA Seattle/Tacoma Intl

5h 53m1 stop Denver Intl

$494United Airlines

Thu, Nov 5 - Sat, Nov 14

12:47 pm - 9:27 pmSEA Seattle/Tacoma Intl-RAP Rapid City

7h 40m1 stop Dallas/Fort Worth

1:09 pm - 10:11 pmRAP Rapid City-SEA Seattle/Tacoma Intl

10h 02m1 stop Dallas/Fort Worth

$499American Airlines

Thu, Nov 5 - Mon, Nov 9

1:16 pm - 10:30 pmSEA Seattle/Tacoma Intl-RAP Rapid City

8h 14m2 stops San Francisco Denver Intl

5:00 am - 9:47 amRAP Rapid City-SEA Seattle/Tacoma Intl

5h 47m1 stop Denver Intl

$504United Airlines

Thu, Nov 5 - Mon, Nov 9

1:30 pm - 10:30 pmSEA Seattle/Tacoma Intl-RAP Rapid City

8h 00m2 stops Salt Lake City Minneapolis St Paul

6:45 am - 6:41 pmRAP Rapid City-SEA Seattle/Tacoma Intl

12h 56m2 stops Minneapolis St Paul Salt Lake City

$510Delta

Thu, Nov 5 - Mon, Nov 9

10:40 am - 11:44 pmSEA Seattle/Tacoma Intl-FSD Sioux Falls Joe Foss Field

11h 04m2 stops San Francisco Denver Intl

5:06 pm - 9:19 pmFSD Sioux Falls Joe Foss Field-SEA Seattle/Tacoma Intl

6h 13m1 stop Denver Intl

$515United Airlines

Thu, Nov 5 - Sat, Nov 14

3:49 pm - 11:44 pmSEA Seattle/Tacoma Intl-FSD Sioux Falls Joe Foss Field

5h 55m1 stop Denver Intl

5:06 pm - 9:19 pmFSD Sioux Falls Joe Foss Field-SEA Seattle/Tacoma Intl

6h 13m1 stop Denver Intl

$529United Airlines

Wed, Nov 4 - Sat, Nov 7

7:00 am - 8:04 pmSEA Seattle/Tacoma Intl-FSD Sioux Falls Joe Foss Field

11h 04m2 stops San Francisco Denver Intl

5:55 am - 9:47 amFSD Sioux Falls Joe Foss Field-SEA Seattle/Tacoma Intl

5h 52m1 stop Denver Intl

$534United Airlines

Wed, Nov 4 - Sat, Nov 7

10:27 am - 8:54 pmSEA Seattle/Tacoma Intl-FSD Sioux Falls Joe Foss Field

8h 27m1 stop Dallas/Fort Worth

7:00 am - 3:44 pmFSD Sioux Falls Joe Foss Field-SEA Seattle/Tacoma Intl

10h 44m1 stop Chicago O'Hare Intl

$984American Airlines

Tue, Nov 3 - Fri, Nov 6

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Delta flights from Seattle to South Dakota

Our best Delta deals on Seattle to South Dakota flight tickets

Delta

Dec 4

SEA8:25 amSeattle/Tacoma Intl

5h 55m

1 stop

FSD4:20 pmSioux Falls Joe Foss Field

Dec 7

FSD5:02 amSioux Falls Joe Foss Field

7h 43m

1 stop

SEA10:45 amSeattle/Tacoma Intl

$359

Delta

Nov 12

SEA6:00 amSeattle/Tacoma Intl

8h 54m

1 stop

RAP3:54 pmRapid City

Nov 16

RAP4:36 pmRapid City

8h 21m

1 stop

SEA11:57 pmSeattle/Tacoma Intl

$399

Delta

Nov 12

SEA6:00 amSeattle/Tacoma Intl

8h 54m

1 stop

RAP3:54 pmRapid City

Nov 16

RAP6:45 amRapid City

11h 08m

2 stops

SEA4:53 pmSeattle/Tacoma Intl

$404

United Airlines flights from Seattle to South Dakota

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

United Airlines

Dec 8

SEA4:04 pmSeattle/Tacoma Intl

5h 25m

1 stop

RAP10:29 pmRapid City

Dec 12

RAP12:18 pmRapid City

7h 06m

1 stop

SEA6:24 pmSeattle/Tacoma Intl

$349

United Airlines

Dec 8

SEA1:14 pmSeattle/Tacoma Intl

8h 15m

2 stops

RAP10:29 pmRapid City

Dec 12

RAP2:35 pmRapid City

7h 46m

1 stop

SEA9:21 pmSeattle/Tacoma Intl

$354

United Airlines

Dec 8

SEA1:14 pmSeattle/Tacoma Intl

8h 15m

2 stops

RAP10:29 pmRapid City

Dec 12

RAP7:00 amRapid City

8h 22m

2 stops

SEA2:22 pmSeattle/Tacoma Intl

$359

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleRapid City

SEA Seattle/Tacoma Intl - RAP Rapid City

SEARAP

Seattle/Tacoma Intl

Wed 12/9

4:58 pm-8:58 pm

2 stops27h 00m

Rapid City

Sun 12/13

9:48 pm-12:16 pm

1 stop15h 28m

$348

SeattleRapid City

SEA Seattle/Tacoma Intl - RAP Rapid City

SEARAP

Seattle/Tacoma Intl

Fri 12/11

6:00 am-2:00 pm

1 stop7h 00m

Rapid City

Tue 12/15

2:40 pm-8:49 pm

1 stop7h 09m

$349

SeattleRapid City

SEA Seattle/Tacoma Intl - RAP Rapid City

SEARAP

Seattle/Tacoma Intl

Fri 12/11

5:05 am-1:03 pm

1 stop6h 58m

Rapid City

Sun 12/13

2:35 pm-9:21 pm

1 stop7h 46m

$349

Quickest round-trip

SeattleRapid City

SEA Seattle/Tacoma Intl - RAP Rapid City

SEARAP

Seattle/Tacoma Intl

Tue 12/8

4:04 pm-10:29 pm

1 stop5h 25m

Rapid City

Sat 12/12

12:18 pm-6:24 pm

1 stop7h 06m

$349

SeattleRapid City

SEA Seattle/Tacoma Intl - RAP Rapid City

SEARAP

Seattle/Tacoma Intl

Thu 12/10

6:00 am-3:53 pm

1 stop8h 53m

Rapid City

Mon 12/14

4:36 pm-11:53 pm

1 stop8h 17m

$349

SeattleRapid City

SEA Seattle/Tacoma Intl - RAP Rapid City

SEARAP

Seattle/Tacoma Intl

Sat 1/16

8:25 am-3:45 pm

1 stop6h 20m

Rapid City

Sat 1/30

10:44 am-4:46 pm

1 stop7h 02m

$349

SeattleSioux Falls

SEA Seattle/Tacoma Intl - FSD Sioux Falls Joe Foss Field

SEAFSD

Seattle/Tacoma Intl

Thu 1/21

3:22 pm-11:52 pm

1 stop6h 30m

Sioux Falls Joe Foss Field

Tue 1/26

2:03 pm-8:53 pm

1 stop8h 50m

$359

SeattleSioux Falls

SEA Seattle/Tacoma Intl - FSD Sioux Falls Joe Foss Field

SEAFSD

Seattle/Tacoma Intl

Thu 11/12

3:00 pm-11:49 pm

1 stop6h 49m

Sioux Falls Joe Foss Field

Mon 11/16

5:58 pm-11:42 pm

1 stop7h 44m

$429

SeattleSioux Falls

SEA Seattle/Tacoma Intl - FSD Sioux Falls Joe Foss Field

SEAFSD

Seattle/Tacoma Intl

Tue 12/22

6:25 pm-11:48 am

1 stop15h 23m

Sioux Falls Joe Foss Field

Fri 1/1

4:39 pm-12:22 pm

2 stops21h 43m

$454

SeattleSioux Falls

SEA Seattle/Tacoma Intl - FSD Sioux Falls Joe Foss Field

SEAFSD

Seattle/Tacoma Intl

Tue 12/22

6:25 pm-11:48 am

1 stop15h 23m

Sioux Falls Joe Foss Field

Fri 1/1

4:39 pm-6:42 pm

1 stop28h 03m

$484

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 Seattle to South Dakota

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

What is the cheapest month to fly to South Dakota?

The month of January is, on average, the cheapest month to fly to South Dakota from Seattle, with most prices found around $396. If you aren’t able to travel to South Dakota during the month of January, then flying in March is also cheap. Prices for this month can be found on momondo for an average of $398.

Cheap Seattle to South Dakota flight deals and tips

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

Best Price Found	$230
Fastest flight time	5h 34m
Direct flights	None

The best one-way flight to South Dakota from Seattle in the past 72 hours is $230. The best round-trip flight deal from Seattle to South Dakota found on momondo in the last 72 hours is $348.

The fastest flight from Seattle to South Dakota takes 5h 34m

There are no direct flights from Seattle to South Dakota. There are no popular flight routes from Seattle to South Dakota.

Search flight deals

Frequently asked questions about flying from Seattle to South Dakota

When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to South Dakota?
Prices for flights from Seattle/Tacoma Intl Airport to South Dakota refresh daily.
How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to South Dakota?
There are 3 operators available for flights from Seattle/Tacoma Intl Airport to South Dakota as of October 2026.
How old do you have to be to fly from Seattle/Tacoma Intl Airport to South Dakota?
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 Seattle/Tacoma Intl Airport to South Dakota.
What documentation or ID do you need to fly to South Dakota?
The necessary travel and health documents for your South Dakota trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Seattle to South Dakota

Compare and see reviews for airlines that fly from Seattle to South Dakota with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $190	Free Cancellation	Rating 7.8 8,692 reviews	Search Delta flights
American Airlines	PriceFrom $289	Free Cancellation	Rating 7.0 12,210 reviews	Search American Airlines flights
United Airlines	PriceFrom $303	Free Cancellation	Rating 7.3 10,451 reviews	Search United Airlines flights

Why use momondo?

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

It is quick and easy to find Seattle to South Dakota flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to South Dakota that suits you.

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

Yes. momondo allows you to filter the results for Seattle to South Dakota flights to just show those with flexible booking policies.

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

Once you have performed a search for Seattle to South Dakota flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Price alerts on flights to South Dakota from Seattle are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.