$171+ Cheap flights from Sioux Falls to Seattle (FSD - SEA)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/16. Fares are subject to change and may not be available on all flights or dates of travel.
FSD — SEA
Nov 21 — Nov 281
Round-trip
1 adult, Economy
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Find cheap flights from Sioux Falls to Seattle with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Sioux Falls to Seattle
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Cheapest flights from Sioux Falls to SeattleExplore the most affordable flight options available from Sioux Falls to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 22, 2026.
Explore the most affordable flight options available from Sioux Falls to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 22, 2026.
This Delta deal was found by Cheapflights users on 10/19. 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.
Wed 11/185:00 pm -
1 stop8h 57m
Wed 12/211:37 pm -
1 stop8h 35m
Deal found 10/19![Delta logo]()
$359
This United Airlines deal was found by Cheapflights users on 10/19. 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.
Thu 11/195:06 pm -
1 stop8h 09m
Wed 12/21:16 pm -
2 stops8h 28m
Deal found 10/19![United Airlines logo]()
$364
This United Airlines deal was found by Cheapflights users on 10/18. 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.
Tue 11/33:10 pm -
1 stop9h 57m
Tue 11/1012:45 pm -
1 stop5h 19m
Deal found 10/18![United Airlines logo]()
$394
This United Airlines deal was found by Cheapflights users on 10/19. 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 11/165:55 am -
1 stop5h 52m
Mon 11/235:05 am -
1 stop5h 30m
Deal found 10/19![United Airlines logo]()
$412
This United Airlines deal was found by Cheapflights users on 10/18. 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.
Tue 11/247:48 am -
1 stop9h 44m
Wed 12/24:04 pm -
1 stop5h 40m
Deal found 10/18![United Airlines logo]()
$413
This United Airlines deal was found by Cheapflights users on 10/19. 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.
Sun 11/225:55 am -
1 stop5h 52m
Fri 11/273:49 pm -
1 stop5h 55m
Deal found 10/19![United Airlines logo]()
$426
This United Airlines deal was found by Cheapflights users on 10/19. 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 11/255:06 pm -
1 stop8h 09m
Tue 12/11:14 pm -
2 stops8h 30m
Deal found 10/19![United Airlines logo]()
$427
This United Airlines deal was found by Cheapflights users on 10/19. 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.
Tue 11/36:00 am -
1 stop8h 19m
Sat 11/72:30 pm -
1 stop6h 59m
Deal found 10/19![United Airlines logo]()
$429
This United Airlines deal was found by Cheapflights users on 10/18. 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.
Fri 11/205:55 am -
1 stop5h 52m
Mon 11/235:05 am -
1 stop5h 30m
Deal found 10/18![United Airlines logo]()
$435
This Delta deal was found by Cheapflights users on 10/19. 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 11/205:00 pm -
1 stop5h 46m
Wed 12/211:37 pm -
1 stop8h 35m
Deal found 10/19![Delta logo]()
$439
Best flights from Sioux Falls to SeattleDiscover carefully curated flight deals from Sioux Falls to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 22, 2026.
Discover carefully curated flight deals from Sioux Falls to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 22, 2026.
This United Airlines deal was found by Cheapflights users on 10/21. 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 12/26:00 am -
2 stops10h 23m
Sat 12/58:30 am -
1 stop5h 56m
Deal found 10/21![United Airlines logo]()
$364
This Delta deal was found by Cheapflights users on 10/21. 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.
Tue 3/91:00 pm -
1 stop5h 35m
Tue 3/1611:53 pm -
1 stop8h 12m
Deal found 10/21![Delta logo]()
$379
This United Airlines deal was found by Cheapflights users on 10/20. 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.
Thu 11/55:55 am -
1 stop5h 52m
Mon 11/97:00 am -
2 stops11h 04m
Deal found 10/20![United Airlines logo]()
$449
This United Airlines deal was found by Cheapflights users on 10/17. 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.
Sat 1/309:25 am -
1 stop6h 26m
Tue 2/29:01 am -
2 stops11h 20m
Deal found 10/17![United Airlines logo]()
$474
This United Airlines deal was found by Cheapflights users on 10/18. 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.
Sat 11/79:32 am -
2 stops11h 14m
Sun 11/85:05 am -
1 stop5h 30m
Deal found 10/18![United Airlines logo]()
$477
This United Airlines deal was found by Cheapflights users on 10/21. 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.
Tue 3/99:14 am -
2 stops8h 56m
Tue 3/165:07 am -
1 stop5h 34m
Deal found 10/21![United Airlines logo]()
$478
Last-minute flights from Sioux Falls to SeattleDiscover last-minute flight deals from Sioux Falls to Seattle. Data last updated October 22, 2026 and is based on user searches.
Discover last-minute flight deals from Sioux Falls to Seattle. Data last updated October 22, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 10/18. 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.
Tue 11/33:10 pm -
1 stop9h 57m
Tue 11/1012:45 pm -
1 stop5h 19m
Deal found 10/18![United Airlines logo]()
$394
This United Airlines deal was found by Cheapflights users on 10/19. 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.
Tue 11/36:00 am -
1 stop8h 19m
Sat 11/72:30 pm -
1 stop6h 59m
Deal found 10/19![United Airlines logo]()
$429
This United Airlines deal was found by Cheapflights users on 10/19. 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 11/165:55 am -
1 stop5h 52m
Mon 11/235:05 am -
1 stop5h 30m
Deal found 10/19![United Airlines logo]()
$412
This Delta deal was found by Cheapflights users on 10/19. 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.
Wed 11/185:00 pm -
1 stop8h 57m
Wed 12/211:37 pm -
1 stop8h 35m
Deal found 10/19![Delta logo]()
$359
This United Airlines deal was found by Cheapflights users on 10/19. 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.
Thu 11/195:06 pm -
1 stop8h 09m
Wed 12/21:16 pm -
2 stops8h 28m
Deal found 10/19![United Airlines logo]()
$364
This United Airlines deal was found by Cheapflights users on 10/18. 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.
Fri 11/205:55 am -
1 stop5h 52m
Mon 11/235:05 am -
1 stop5h 30m
Deal found 10/18![United Airlines logo]()
$435
This Delta deal was found by Cheapflights users on 10/19. 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 11/205:00 pm -
1 stop5h 46m
Wed 12/211:37 pm -
1 stop8h 35m
Deal found 10/19![Delta logo]()
$439
This United Airlines deal was found by Cheapflights users on 10/19. 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.
Sun 11/225:55 am -
1 stop5h 52m
Fri 11/273:49 pm -
1 stop5h 55m
Deal found 10/19![United Airlines logo]()
$426
This United Airlines deal was found by Cheapflights users on 10/18. 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.
Tue 11/247:48 am -
1 stop9h 44m
Wed 12/24:04 pm -
1 stop5h 40m
Deal found 10/18![United Airlines logo]()
$413
This United Airlines deal was found by Cheapflights users on 10/19. 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 11/255:06 pm -
1 stop8h 09m
Tue 12/11:14 pm -
2 stops8h 30m
Deal found 10/19![United Airlines logo]()
$427
One-way flights from Sioux Falls to SeattleSearch for one-way flight options from Sioux Falls to Seattle. Find affordable one-way fares based on user searches. Data last updated October 22, 2026.
Search for one-way flight options from Sioux Falls to Seattle. Find affordable one-way fares based on user searches. Data last updated October 22, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/1610:32 pm -
3 stops46h 01m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/19![Multiple Airlines logo]()
$171
This Kiwi.com deal was found by Cheapflights users on 10/21. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/84:37 pm -
2 stops25h 06m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![Multiple Airlines logo]()
$224
This Kiwi.com deal was found by Cheapflights users on 10/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/3012:06 pm -
2 stops29h 06m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/19![Multiple Airlines logo]()
$260
This American Airlines deal was found by Cheapflights users on 10/21. 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 12/166:00 am -
1 stop9h 17m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![American Airlines logo]()
$293
This United Airlines deal was found by Cheapflights users on 10/21. 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 12/166:00 am -
2 stops12h 22m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![United Airlines logo]()
$298
This Delta deal was found by Cheapflights users on 10/19. 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.
Thu 12/105:02 am -
1 stop7h 43m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/19![Delta logo]()
$313
This United Airlines deal was found by Cheapflights users on 10/19. 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.
Thu 12/109:24 am -
2 stops11h 04m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/19![United Airlines logo]()
$318
This Kiwi.com deal was found by Cheapflights users on 10/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/14:39 pm -
2 stops21h 43m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/19![Multiple Airlines logo]()
$334
Find flight deals from Sioux Falls to Seattle
Discover tips and strategies to find the most affordable flight options for your journey from Sioux Falls (FSD) to Seattle (SEA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated October 22, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $359 (Delta) |
One-way from | $171 (Kiwi.com) |
Popular in | July |
Cheapest in | January |
Average price | $428 |
Cheapflights Fare Finder
Customize your flight search to find flights from Sioux Falls 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 7,457,451 searches. Data last updated October 22, 2026.
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
Cheapest round-trip
Sioux FallsSeattle
FSD Sioux Falls Joe Foss Field - SEA Seattle/Tacoma Intl
FSDSEA
Sioux Falls Joe Foss Field
Fri 3/5
3:10 pm-11:21 pm
1 stop10h 11m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$313
Quickest round-trip
Sioux FallsSeattle
FSD Sioux Falls Joe Foss Field - SEA Seattle/Tacoma Intl
FSDSEA
Sioux Falls Joe Foss Field
Thu 12/10
5:02 am-10:45 am
1 stop7h 43m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$313
Sioux FallsSeattle
FSD Sioux Falls Joe Foss Field - SEA Seattle/Tacoma Intl
FSDSEA
Sioux Falls Joe Foss Field
Thu 12/24
6:47 pm-12:22 pm
2 stops19h 35m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$346
Sioux FallsSeattle
FSD Sioux Falls Joe Foss Field - SEA Seattle/Tacoma Intl
FSDSEA
Sioux Falls Joe Foss Field
Wed 12/16
7:40 am-11:44 pm
3 stops18h 04m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$358
Sioux FallsSeattle
FSD Sioux Falls Joe Foss Field - SEA Seattle/Tacoma Intl
FSDSEA
Sioux Falls Joe Foss Field
Wed 12/2
6:00 am-2:23 pm
2 stops10h 23m
Seattle/Tacoma Intl
Sat 12/5
8:30 am-4:26 pm
1 stop5h 56m
$364
Sioux FallsSeattle
FSD Sioux Falls Joe Foss Field - SEA Seattle/Tacoma Intl
FSDSEA
Sioux Falls Joe Foss Field
Thu 12/10
7:40 am-11:44 pm
3 stops18h 04m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$378
Sioux FallsSeattle
FSD Sioux Falls Joe Foss Field - SEA Seattle/Tacoma Intl
FSDSEA
Sioux Falls Joe Foss Field
Tue 3/9
1:00 pm-4:35 pm
1 stop5h 35m
Seattle/Tacoma Intl
Tue 3/16
11:53 pm-10:05 am
1 stop8h 12m
$379
Sioux FallsSeattle
FSD Sioux Falls Joe Foss Field - SEA Seattle/Tacoma Intl
FSDSEA
Sioux Falls Joe Foss Field
Sun 1/3
2:54 pm-8:56 pm
1 stop8h 02m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$389
Sioux FallsSeattle
FSD Sioux Falls Joe Foss Field - SEA Seattle/Tacoma Intl
FSDSEA
Sioux Falls Joe Foss Field
Wed 11/4
7:48 am-5:57 pm
2 stops12h 09m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$428
Sioux FallsSeattle
FSD Sioux Falls Joe Foss Field - SEA Seattle/Tacoma Intl
FSDSEA
Sioux Falls Joe Foss Field
Thu 11/5
5:55 am-9:47 am
1 stop5h 52m
Seattle/Tacoma Intl
Mon 11/9
7:00 am-8:04 pm
2 stops11h 04m
$449
Showing 1-10 of 16 resultsSorted by cheapest first
Compare providers for flights from Sioux Falls to Seattle
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Sioux Falls to Seattle in October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star |
- Most accurate provider: When it comes to deals on Sioux Falls-Seattle flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Sioux Falls-Seattle flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Sioux Falls-Seattle flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Sioux Falls-Seattle flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Sioux Falls-Seattle flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Sioux Falls to Seattle
Have a flexible travel schedule? Discover the best time to fly to Seattle from Sioux Falls with our price prediction graph.
FSD-SEA
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 Sioux Falls to Seattle
How far ahead should I book a flight from Sioux Falls to Seattle?
The price you pay for your flight from Sioux Falls to Seattle may vary depending on when you book. For the best chance of a lower fare, look to book 63 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
What is the cheapest month to book a flight from Sioux Falls to Seattle?
Currently, January is the cheapest month in which you can book a flight from Sioux Falls to Seattle (average of $339). Flying from Sioux Falls to Seattle in July is currently the most expensive (average of $713). 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.
How much does it cost to fly round-trip from Sioux Falls to Seattle?
Airfare is below average for this route at the moment.
Sioux Falls to Seattle flights typically cost between $373 and $489 in November.The cheapest round-trip price found within the last 5 days was $359 on Delta (Nov 18-Dec 2).
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 October 22, 2026.
Read through reviews of airlines operating flights from Sioux Falls to Seattle, such as Delta,United Airlines, andAmerican Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.5
Comfort
7.8
Entertainment
7.8
Boarding
8.1
Food
7.2
Overall
7.8
Reviews
1 / 20
8.0
ExcellentLesley,Aug 2023
LIH - SEA
Crew
8.5
Comfort
7.8
Entertainment
7.8
Boarding
8.1
Food
7.2
Overall
7.8
Reviews
1 / 20
8.0
ExcellentLesley,Aug 2023
LIH - SEA
Crew
8.5
Comfort
7.8
Entertainment
7.8
Boarding
8.1
Food
7.2
Overall
7.8
Reviews
1 / 20
8.0
ExcellentLesley,Aug 2023
LIH - SEA
Crew
8.5
Comfort
7.8
Entertainment
7.8
Boarding
8.1
Food
7.2
Overall
7.8
Reviews
1 / 20
8.0
ExcellentLesley,Aug 2023
LIH - SEA
Related info for your journey
Find useful and relevant information for your journey from Sioux Falls to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Seattle?
Book flights to Seattle if you plan to visit one of these locationsSeaTac
Renton
Tacoma
Lacey
Leavenworth
Olympia
Tukwila
Snoqualmie
Puyallup
Lynnwood
Centralia
Kent
Tumwater
Ocean Shores
Ellensburg
Issaquah
Lakewood
Poulsbo
Marysville
Shoreline
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Sioux Falls and Seattle flights
Browse other Sioux Falls and Seattle flight options. Last updated on October 22, 2026.
Other flights from Sioux Falls
Browse through other flights departing from Sioux Falls. Flights are based on user searches made on Cheapflights and were last updated on October 22, 2026.
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Explore flights to Seattle departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on October 22, 2026.
Top 3 airlines flying from Sioux Falls to Seattle
Discover the top 3 airlines that operate flights from Sioux Falls 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 7,457,451 searches. Data last updated October 22, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$273 | Average$443 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$328 | Average$440 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$341 | Average$501 | FlexibilityNo cancel fee | On-time69% |