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Cheap flights from Sioux Falls to Seattle from $238

1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Sioux Falls to Seattle

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
1:41 pm - 10:59 amFSD  Sioux Falls Joe Foss Field-SEA Seattle/Tacoma Intl
23h 18m1 stop Las Vegas Harry Reid Intl
Multiple Airlines Logo
9:13 pm - 11:16 amSEA  Seattle/Tacoma Intl-FSD Sioux Falls Joe Foss Field
12h 03m1 stop Las Vegas Harry Reid Intl
$238Multiple Airlines
Mon, Oct 26 - Thu, Oct 29
Multiple Airlines Logo
1:41 pm - 10:59 amFSD  Sioux Falls Joe Foss Field-SEA Seattle/Tacoma Intl
23h 18m1 stop Las Vegas Harry Reid Intl
Multiple Airlines Logo
10:50 am - 11:16 amSEA  Seattle/Tacoma Intl-FSD Sioux Falls Joe Foss Field
22h 26m2 stops Ontario Las Vegas Harry Reid Intl
$305Multiple Airlines
Mon, Oct 26 - Thu, Oct 29
United Airlines Logo
5:06 pm - 9:19 pmFSD  Sioux Falls Joe Foss Field-SEA Seattle/Tacoma Intl
6h 13m1 stop Denver Intl
United Airlines Logo
5:05 am - 12:29 pmSEA  Seattle/Tacoma Intl-FSD Sioux Falls Joe Foss Field
5h 24m1 stop Denver Intl
$339United Airlines
Sat, Nov 21 - Thu, Nov 26
American Airlines Logo
1:08 pm - 8:03 pmFSD  Sioux Falls Joe Foss Field-SEA Seattle/Tacoma Intl
8h 55m1 stop Dallas/Fort Worth
American Airlines Logo
3:00 pm - 11:49 pmSEA  Seattle/Tacoma Intl-FSD Sioux Falls Joe Foss Field
6h 49m1 stop Phoenix Sky Harbor Intl
$339American Airlines
Sat, Dec 5 - Tue, Dec 8
American Airlines Logo
5:54 pm - 12:10 amFSD  Sioux Falls Joe Foss Field-SEA Seattle/Tacoma Intl
8h 16m1 stop Dallas/Fort Worth
American Airlines Logo
3:00 pm - 11:49 pmSEA  Seattle/Tacoma Intl-FSD Sioux Falls Joe Foss Field
6h 49m1 stop Phoenix Sky Harbor Intl
$339American Airlines
Thu, Oct 29 - Mon, Nov 2
United Airlines Logo
5:07 pm - 9:21 pmFSD  Sioux Falls Joe Foss Field-SEA Seattle/Tacoma Intl
6h 14m1 stop Denver Intl
United Airlines Logo
8:30 am - 9:43 pmSEA  Seattle/Tacoma Intl-FSD Sioux Falls Joe Foss Field
11h 13m2 stops Denver Intl Chicago O'Hare Intl
$344United Airlines
Sat, Dec 5 - Tue, Dec 8
Frontier Logo
8:52 pm - 3:08 pmFSD  Sioux Falls Joe Foss Field-SEA Seattle/Tacoma Intl
20h 16m1 stop Denver Intl
Frontier Logo
4:27 pm - 8:07 pmSEA  Seattle/Tacoma Intl-FSD Sioux Falls Joe Foss Field
25h 40m1 stop Denver Intl
$350Frontier
Fri, Sep 25 - Sun, Sep 27
Delta Logo
5:00 pm - 11:57 pmFSD  Sioux Falls Joe Foss Field-SEA Seattle/Tacoma Intl
8h 57m1 stop Minneapolis St Paul
Delta Logo
8:25 am - 4:20 pmSEA  Seattle/Tacoma Intl-FSD Sioux Falls Joe Foss Field
5h 55m1 stop Minneapolis St Paul
$359Delta
Sun, Nov 22 - Fri, Dec 4
Delta Logo
5:00 pm - 11:57 pmFSD  Sioux Falls Joe Foss Field-SEA Seattle/Tacoma Intl
8h 57m1 stop Minneapolis St Paul
Delta Logo
11:37 pm - 10:17 amSEA  Seattle/Tacoma Intl-FSD Sioux Falls Joe Foss Field
8h 40m1 stop Minneapolis St Paul
$359Delta
Wed, Nov 25 - Tue, Dec 1
American Airlines Logo
7:00 am - 3:20 pmFSD  Sioux Falls Joe Foss Field-SEA Seattle/Tacoma Intl
10h 20m1 stop Dallas/Fort Worth
American Airlines Logo
7:30 am - 5:37 pmSEA  Seattle/Tacoma Intl-FSD Sioux Falls Joe Foss Field
8h 07m1 stop Dallas/Fort Worth
$359American Airlines
Thu, Feb 4 - Tue, Feb 9

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Delta flights from Sioux Falls to Seattle

Our best Delta deals on Sioux Falls to Seattle flight tickets
Delta
Nov 22
FSD5:00 pmSioux Falls Joe Foss Field
8h 57m
1 stop
SEA11:57 pmSeattle/Tacoma Intl
Dec 1
SEA11:37 pmSeattle/Tacoma Intl
8h 40m
1 stop
FSD10:17 amSioux Falls Joe Foss Field
$359
Delta
Nov 23
FSD5:00 pmSioux Falls Joe Foss Field
8h 57m
1 stop
SEA11:57 pmSeattle/Tacoma Intl
Dec 3
SEA11:37 pmSeattle/Tacoma Intl
8h 40m
1 stop
FSD10:17 amSioux Falls Joe Foss Field
$379
Delta
Nov 20
FSD5:00 pmSioux Falls Joe Foss Field
8h 57m
1 stop
SEA11:57 pmSeattle/Tacoma Intl
Dec 2
SEA11:37 pmSeattle/Tacoma Intl
8h 40m
1 stop
FSD10:17 amSioux Falls Joe Foss Field
$409

United Airlines flights from Sioux Falls to Seattle

Our best United Airlines deals on Sioux Falls to Seattle flight tickets
United Airlines
Dec 5
FSD5:07 pmSioux Falls Joe Foss Field
6h 14m
1 stop
SEA9:21 pmSeattle/Tacoma Intl
Dec 8
SEA8:30 amSeattle/Tacoma Intl
11h 13m
2 stops
FSD9:43 pmSioux Falls Joe Foss Field
$344
United Airlines
Oct 10
FSD5:04 pmSioux Falls Joe Foss Field
6h 11m
1 stop
SEA9:15 pmSeattle/Tacoma Intl
Oct 17
SEA3:55 pmSeattle/Tacoma Intl
5h 49m
1 stop
FSD11:44 pmSioux Falls Joe Foss Field
$358
United Airlines
Nov 4
FSD9:32 amSioux Falls Joe Foss Field
8h 55m
2 stops
SEA4:27 pmSeattle/Tacoma Intl
Nov 7
SEA8:30 amSeattle/Tacoma Intl
5h 55m
1 stop
FSD4:25 pmSioux Falls Joe Foss Field
$364

momondo Fare Finder

 
Use the filters below to find and compare flights from Sioux Falls to Seattle that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Sioux FallsSeattle

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

FSDSEA

Sioux Falls Joe Foss Field

Mon 10/26

1:41 pm-10:59 am

1 stop23h 18m

Seattle/Tacoma Intl

Thu 10/29

9:13 pm-11:16 am

1 stop12h 03m

$238

Sioux FallsSeattle

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

FSDSEA

Sioux Falls Joe Foss Field

Mon 10/26

1:41 pm-10:59 am

1 stop23h 18m

Seattle/Tacoma Intl

Thu 10/29

10:50 am-11:16 am

2 stops22h 26m

$305
Quickest round-trip

Sioux FallsSeattle

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

FSDSEA

Sioux Falls Joe Foss Field

Sat 11/21

5:06 pm-9:19 pm

1 stop6h 13m

Seattle/Tacoma Intl

Thu 11/26

5:05 am-12:29 pm

1 stop5h 24m

$339

Sioux FallsSeattle

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

FSDSEA

Sioux Falls Joe Foss Field

Sat 12/5

1:08 pm-8:03 pm

1 stop8h 55m

Seattle/Tacoma Intl

Tue 12/8

3:00 pm-11:49 pm

1 stop6h 49m

$339

Sioux FallsSeattle

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

FSDSEA

Sioux Falls Joe Foss Field

Thu 10/29

5:54 pm-12:10 am

1 stop8h 16m

Seattle/Tacoma Intl

Mon 11/2

3:00 pm-11:49 pm

1 stop6h 49m

$339

Sioux FallsSeattle

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

FSDSEA

Sioux Falls Joe Foss Field

Sat 12/5

5:07 pm-9:21 pm

1 stop6h 14m

Seattle/Tacoma Intl

Tue 12/8

8:30 am-9:43 pm

2 stops11h 13m

$344

Sioux FallsSeattle

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

FSDSEA

Sioux Falls Joe Foss Field

Fri 9/25

8:52 pm-3:08 pm

1 stop20h 16m

Seattle/Tacoma Intl

Sun 9/27

4:27 pm-8:07 pm

1 stop25h 40m

$350

Sioux FallsSeattle

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

FSDSEA

Sioux Falls Joe Foss Field

Sun 11/22

5:00 pm-11:57 pm

1 stop8h 57m

Seattle/Tacoma Intl

Fri 12/4

8:25 am-4:20 pm

1 stop5h 55m

$359

Sioux FallsSeattle

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

FSDSEA

Sioux Falls Joe Foss Field

Wed 11/25

5:00 pm-11:57 pm

1 stop8h 57m

Seattle/Tacoma Intl

Tue 12/1

11:37 pm-10:17 am

1 stop8h 40m

$359

Sioux FallsSeattle

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

FSDSEA

Sioux Falls Joe Foss Field

Thu 2/4

7:00 am-3:20 pm

1 stop10h 20m

Seattle/Tacoma Intl

Tue 2/9

7:30 am-5:37 pm

1 stop8h 07m

$359

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 Sioux Falls 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 Sioux Falls and Seattle?

Prices are currently low for flights on this route.

Typical prices usually range from $348 to $550.
The lowest price recently found on this route was $238.

What is the cheapest month to fly to Seattle?

In general, January is the cheapest month to fly from Sioux Falls to Seattle. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $339. If you don’t want to visit Seattle in January, then you should wait until April to fly from Sioux Falls, when ticket prices are also cheap, with an average price of $358.

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

You are more likely to see cheaper flights to Seattle from Sioux Falls when booking weeks ahead of your departure date. In general, you can expect to find flights to Seattle for around $464 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seattle from Sioux Falls for as low as $330 on momondo.

How have Sioux Falls to Seattle flight prices changed over time?

As of September 2026, prices for Sioux Falls to Seattle flights are approximately 44% cheaper when compared to flights at the same time last year.

When to book flights from Sioux Falls to Seattle

Are you open to changing your travel dates? Check out the ideal times to fly from Sioux Falls to Seattle according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Sioux Falls to Seattle (FSD to SEA) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Sioux Falls to Seattle

Best Price Found

$238

Fastest flight time

6h 08m

Direct flights

None
The best one-way flight to Seattle from Sioux Falls in the past 72 hours is $238. The best round-trip flight deal from Sioux Falls to Seattle found on momondo in the last 72 hours is $238.
The fastest flight from Sioux Falls to Seattle takes 6h 08m
There are no direct flights from Sioux Falls to Seattle. There are no popular flight routes from Sioux Falls to Seattle.
Search flight deals

Frequently asked questions about flying from Sioux Falls to Seattle

  • How far is Sioux Falls Joe Foss Field to Seattle/Tacoma Intl by plane?

    The straight-line distance from Sioux Falls Joe Foss Field to Seattle/Tacoma Intl is 1262.9 mi. By plane, this route typically takes 6h 08m.

  • When did momondo last update prices for flights from Sioux Falls Joe Foss Field Airport to Seattle/Tacoma Intl Airport?

    Prices for flights from Sioux Falls Joe Foss Field Airport to Seattle/Tacoma Intl Airport were last updated today.

  • How many operators does momondo search for flights from Sioux Falls Joe Foss Field Airport to Seattle/Tacoma Intl Airport?

  • How old do you have to be to fly from Sioux Falls Joe Foss Field 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 Sioux Falls Joe Foss Field Airport to Seattle/Tacoma Intl Airport.

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

    The necessary travel and health documents for your Seattle/Tacoma Intl Airport 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.

  • What is the most popular airline from Sioux Falls to Seattle?

Best airlines flying from Sioux Falls to Seattle

Compare and see reviews for airlines that fly from Sioux Falls to Seattle with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $273Free CancellationRating
7.8
8,564 reviews
Search Delta flights
United AirlinesPriceFrom $293Free CancellationRating
7.4
10,213 reviews
Search United Airlines flights
American AirlinesPriceFrom $313Free CancellationRating
7.1
12,053 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
Kent
Olympia
Redmond
Lakewood
Federal Way
Fife
Puyallup
Tukwila
Lynnwood
Cle Elum
Marysville
Lacey
Kirkland
Centralia
Shoreline

Why use momondo?

Why should I use momondo to find a flight deal from Sioux Falls to Seattle?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Sioux Falls to Seattle. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Sioux Falls to Seattle with flexible booking policies on momondo?

momondo does allow users to show only those flights to Seattle from Sioux Falls which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Sioux Falls to Seattle?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Seattle from Sioux Falls.

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

If you are not ready to book a flight from Sioux Falls to Seattle now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Seattle and let you know when they change.

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