HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news

Cheap flights from Sioux Falls to Seattle (FSD - SEA) from $139

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 6/26. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
FSD — SEA
jun. 11 — jun. 181
From?
To?
mar. 6/11
mar. 6/18
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

The best prices from Sioux Falls Joe Foss Field to Seattle/Tacoma Intl are usually found in January or September, booked 35 days in advance, depart on a Tuesday or Wednesday and return on a Tuesday

Cheap 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 junio 6, 2024.

Popular in

October

Cheapest in

January

Round-trip from

$247

One-way from

$179
High demand for flights, 10% potential price rise
Search Deals
Best time to find cheap flights, 17% potential price drop
Search Deals
From Sioux Falls Joe Foss Field to Seattle/Tacoma Intl
Search Deals
One-way flight from Sioux Falls Joe Foss Field to Seattle/Tacoma Intl
Search Deals

What is the cheapest day to fly round-trip from Sioux Falls to Seattle?

Monday is generally a great day to depart. Flying on this day could help you save up to 33%.

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

Users have found that booking a flight from Sioux Falls to Seattle at least 36 days early can save you up to 432% on average compared to booking a flight this week. If booking 36 days before your flight isn’t an option for you, users have found flights from Sioux Falls to Seattle for as little as $355 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $722 for flights departing within the next 3 days.

What is the cheapest month to fly from Sioux Falls to Seattle?

Due to multiple factors, expect to potentially pay more when booking in October. For low rates, January can be a great choice for travel to Seattle. Flights to Seattle from Sioux Falls in January are about $578 on average during January, but can be found for as low as $270.

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

It’s optimal to fly from Sioux Falls to Seattle at noon. By choosing this option you can save up to 7% on the cost of your flight, compared to a flight in the morning.

Cheap Sioux Falls to Seattle flights in June & July 2024

Find cheap flight options from Sioux Falls to Seattle specifically for the months of June and July 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 3,050,429 searches. Prices were last updated on junio 6, 2024.
Check out some of the best flight deals from Sioux Falls to Seattle in 2024. Check back regularly for other flight deals.
lun. 7/12:40 pmFSD - SEA
1 stop19h 59mFrontier
jue. 7/47:49 pmSEA - FSD
1 stop14h 46mFrontier
Deal found 6/5$248
sáb. 6/156:05 pmFSD - SEA
1 stop17h 05mFrontier
mié. 6/199:41 pmSEA - FSD
1 stop16h 02mFrontier
Deal found 6/4$267
sáb. 6/296:05 pmFSD - SEA
1 stop5h 31mFrontier
jue. 7/47:49 pmSEA - FSD
1 stop14h 46mFrontier
Deal found 6/5$285
lun. 7/12:40 pmFSD - SEA
1 stop19h 59mFrontier
vie. 7/53:25 pmSEA - FSD
1 stop27h 41mFrontier
Deal found 6/5$313
mié. 6/121:25 pmFSD - SEA
1 stop23h 01mFrontier
sáb. 6/1510:26 pmSEA - FSD
1 stop15h 00mFrontier
Deal found 6/5$326
vie. 6/71:25 pmFSD - SEA
1 stop23h 01mFrontier
mar. 6/118:12 pmSEA - FSD
1 stop14h 22mFrontier
Deal found 6/5$327
lun. 7/12:40 pmFSD - SEA
1 stop19h 59mFrontier
mié. 7/310:39 pmSEA - FSD
1 stop15h 04mFrontier
Deal found 6/5$333
sáb. 6/226:05 pmFSD - SEA
1 stop17h 05mFrontier
sáb. 6/2910:26 pmSEA - FSD
1 stop15h 00mFrontier
Deal found 6/5$344
sáb. 6/226:05 pmFSD - SEA
1 stop17h 05mFrontier
sáb. 6/2910:26 pmSEA - FSD
1 stop15h 00mFrontier
Deal found 6/6$348

Sioux Falls to Seattle 2024 flight deals

Discover exclusive flight deals for travel between Sioux Falls and Seattle in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 3,050,429 searches. Data last updated junio 6, 2024.
Check out some of the best flight deals from Sioux Falls to Seattle in 2024. Check back regularly for other flight deals.
lun. 7/12:40 pmFSD - SEA
1 stop19h 59mFrontier
jue. 7/47:49 pmSEA - FSD
1 stop14h 46mFrontier
Deal found 6/5$248
sáb. 6/156:05 pmFSD - SEA
1 stop17h 05mFrontier
mié. 6/199:41 pmSEA - FSD
1 stop16h 02mFrontier
Deal found 6/4$267
sáb. 6/296:05 pmFSD - SEA
1 stop5h 31mFrontier
jue. 7/47:49 pmSEA - FSD
1 stop14h 46mFrontier
Deal found 6/5$285
lun. 7/12:40 pmFSD - SEA
1 stop19h 59mFrontier
vie. 7/53:25 pmSEA - FSD
1 stop27h 41mFrontier
Deal found 6/5$313
mié. 6/121:25 pmFSD - SEA
1 stop23h 01mFrontier
sáb. 6/1510:26 pmSEA - FSD
1 stop15h 00mFrontier
Deal found 6/5$326
vie. 6/71:25 pmFSD - SEA
1 stop23h 01mFrontier
mar. 6/118:12 pmSEA - FSD
1 stop14h 22mFrontier
Deal found 6/5$327
lun. 7/12:40 pmFSD - SEA
1 stop19h 59mFrontier
mié. 7/310:39 pmSEA - FSD
1 stop15h 04mFrontier
Deal found 6/5$333
jue. 8/84:00 pmFSD - SEA
1 stop5h 41mFrontier
sáb. 8/1710:08 pmSEA - FSD
1 stop12h 25mFrontier
Deal found 6/5$334
lun. 8/191:28 pmFSD - SEA
1 stop9h 43mFrontier
vie. 8/3010:08 pmSEA - FSD
1 stop12h 25mFrontier
Deal found 6/6$336

Sioux Falls to Seattle flights leaving soon

Find last-minute flight options from Sioux Falls to Seattle for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 3,050,429 searches. Data last updated junio 6, 2024.
Check out these flights departing soon from Sioux Falls to Seattle. Users should be sure to double check the price, date, and time of their last-minute flight.
sáb. 6/156:05 pmFSD - SEA
1 stop17h 05mFrontier
mié. 6/199:41 pmSEA - FSD
1 stop16h 02mFrontier
Deal found 6/4$267
mié. 6/121:25 pmFSD - SEA
1 stop23h 01mFrontier
sáb. 6/1510:26 pmSEA - FSD
1 stop15h 00mFrontier
Deal found 6/5$326
mié. 6/121:25 pmFSD - SEA
1 stop23h 01mFrontier
vie. 6/143:34 pmSEA - FSD
1 stop23h 40mFrontier
Deal found 6/5$366
mar. 6/115:10 pmFSD - SEA
1 stop16h 52mUnited Airlines
sáb. 6/155:05 amSEA - FSD
1 stop16h 24mUnited Airlines
Deal found 6/5$635
mar. 6/119:20 amFSD - SEA
2 stops17h 26mUnited Airlines
sáb. 6/155:05 amSEA - FSD
1 stop16h 24mUnited Airlines
Deal found 6/5$645
jue. 6/139:25 amFSD - SEA
2 stops25h 07mMultiple Airlines
dom. 6/168:59 pmSEA - FSD
2 stops21h 48mMultiple Airlines
Deal found 6/5$658
jue. 6/139:20 amFSD - SEA
1 stop14h 00mUnited Airlines
dom. 6/166:15 amSEA - FSD
2 stops15h 14mUnited Airlines
Deal found 6/5$665
mié. 6/129:20 amFSD - SEA
2 stops27h 20mUnited Airlines
vie. 6/146:35 pmSEA - FSD
1 stop24h 01mUnited Airlines
Deal found 6/5$680
mié. 6/121:55 pmFSD - SEA
2 stops12h 51mUnited Airlines
sáb. 6/155:05 amSEA - FSD
1 stop16h 24mUnited Airlines
Deal found 6/5$700

One-way flights to Seattle from Sioux Falls

Search for one-way flight options from Sioux Falls to Seattle. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 3,050,429 searches. Data last updated junio 6, 2024.
Take a look at some of the best available options we've come across on one-way flights from Sioux Falls to Seattle. Users needing a return flight from Sioux Falls to Seattle should utilize the search form above.
mié. 6/261:25 pmFSD - SEA
1 stop23h 01mFrontier
Deal found 6/5$139
mié. 6/2612:59 pmFSD - SEA
2 stops21h 33mMultiple Airlines
Deal found 6/5$176
dom. 6/304:27 pmFSD - SEA
1 stop16h 39mFrontier
Deal found 6/6$179
lun. 7/299:07 amFSD - SEA
1 stop24h 55mUnited Airlines
Deal found 6/5$267
mar. 6/259:20 amFSD - SEA
1 stop24h 42mUnited Airlines
Deal found 6/5$282
dom. 6/308:57 pmFSD - SEA
3 stops38h 02mMultiple Airlines
Deal found 6/6$285
lun. 7/2910:42 amFSD - SEA
2 stops10h 13mDelta
Deal found 6/5$318
mar. 6/259:20 amFSD - SEA
2 stops17h 26mUnited Airlines
Deal found 6/5$332
mié. 6/266:00 amFSD - SEA
3 stops18h 15mUnited Airlines
Deal found 6/5$398

Find flights from Sioux Falls to Seattle within your budget

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 3,050,429 searches. Data last updated junio 6, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$248 - $673

Route

Depart

Return

Price

Sioux Falls Joe Foss FieldSeattle/Tacoma Intl

FSD - SEA

FSDSEA

Sioux Falls Joe Foss Field

lun. 7/1

1 stop19h 59m

Seattle/Tacoma Intl

jue. 7/4

1 stop14h 46m

$248

Sioux Falls Joe Foss FieldSeattle/Tacoma Intl

FSD - SEA

FSDSEA

Sioux Falls Joe Foss Field

sáb. 6/29

1 stop5h 31m

Seattle/Tacoma Intl

jue. 7/4

1 stop14h 46m

$285

Sioux Falls Joe Foss FieldSeattle/Tacoma Intl

FSD - SEA

FSDSEA

Sioux Falls Joe Foss Field

lun. 7/1

1 stop19h 59m

Seattle/Tacoma Intl

vie. 7/5

1 stop27h 41m

$313

Sioux Falls Joe Foss FieldSeattle/Tacoma Intl

FSD - SEA

FSDSEA

Sioux Falls Joe Foss Field

lun. 7/1

1 stop19h 59m

Seattle/Tacoma Intl

mié. 7/3

1 stop15h 04m

$333

Sioux Falls Joe Foss FieldSeattle/Tacoma Intl

FSD - SEA

FSDSEA

Sioux Falls Joe Foss Field

vie. 7/26

2 stops21h 54m

Seattle/Tacoma Intl

lun. 8/5

1 stop12h 21m

$399

Sioux Falls Joe Foss FieldSeattle/Tacoma Intl

FSD - SEA

FSDSEA

Sioux Falls Joe Foss Field

sáb. 8/17

1 stop16h 46m

Seattle/Tacoma Intl

sáb. 8/24

2 stops20h 33m

$439

Sioux Falls Joe Foss FieldSeattle/Tacoma Intl

FSD - SEA

FSDSEA

Sioux Falls Joe Foss Field

vie. 10/25

1 stop18h 51m

Seattle/Tacoma Intl

jue. 10/31

1 stop14h 56m

$472

Sioux Falls Joe Foss FieldSeattle/Tacoma Intl

FSD - SEA

FSDSEA

Sioux Falls Joe Foss Field

vie. 7/5

2 stops19h 25m

Seattle/Tacoma Intl

lun. 7/8

2 stops13h 41m

$485

Sioux Falls Joe Foss FieldSeattle/Tacoma Intl

FSD - SEA

FSDSEA

Sioux Falls Joe Foss Field

mar. 7/9

1 stop9h 26m

Seattle/Tacoma Intl

sáb. 7/13

2 stops14h 25m

$673

Flights are sorted by cheapest first

Deals found on 6/5

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

Use this chart to determine the optimal time to book a round-trip flight from Sioux Falls to Seattle. Price data was last updated on May 31, 2024.
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 35 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
Search Deals

What is the cheapest day to fly from Sioux Falls to Seattle?

Use this chart to determine the cheapest time to fly round-trip from Sioux Falls to Seattle. Price data was last updated on June 2, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Sioux Falls to Seattle flight should consider departing on Tuesday at noon when fares are most often at their lowest. Sunday mornings flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

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.
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.

Temperature and rainfall in Seattle by month

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

SEA

Temperature

41 - 66.2 °F

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 junio 6, 2024.
Peruse reviews from past customers who have flown with United Airlines, American Airlines and Delta from Sioux Falls to Seattle to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.1
Very good
9,222 reviews

Food

7.3

Boarding

8.2

Entertainment

7.3

Overall

8.1

Comfort

7.9

Crew

8.6

Reviews

1 / 10

There were no major issues. A bit of delay but it was understandable. It was a good experience otherwise.

Alaska Airlines
8.1
Very good
9,222 reviews
Alaska Airlines
8.1
Very good
9,222 reviews

Food

7.3

Boarding

8.2

Entertainment

7.3

Overall

8.1

Comfort

7.9

Crew

8.6

Reviews

1 / 10

There were no major issues. A bit of delay but it was understandable. It was a good experience otherwise.

Delta
8.0
Very good
10,368 reviews
Alaska Airlines
8.1
Very good
9,222 reviews

Food

7.3

Boarding

8.2

Entertainment

7.3

Overall

8.1

Comfort

7.9

Crew

8.6

Reviews

1 / 10

There were no major issues. A bit of delay but it was understandable. It was a good experience otherwise.

United Airlines
7.4
Good
10,696 reviews
Alaska Airlines
8.1
Very good
9,222 reviews

Food

7.3

Boarding

8.2

Entertainment

7.3

Overall

8.1

Comfort

7.9

Crew

8.6

Reviews

1 / 10

There were no major issues. A bit of delay but it was understandable. It was a good experience otherwise.

American Airlines
7.3
Good
14,227 reviews
Alaska Airlines
8.1
Very good
9,222 reviews

Food

7.3

Boarding

8.2

Entertainment

7.3

Overall

8.1

Comfort

7.9

Crew

8.6

Reviews

1 / 10

There were no major issues. A bit of delay but it was understandable. It was a good experience otherwise.

Frontier
6.2
Okay
3,985 reviews
Alaska Airlines
8.1
Very good
9,222 reviews

Food

7.3

Boarding

8.2

Entertainment

7.3

Overall

8.1

Comfort

7.9

Crew

8.6

Reviews

1 / 10

There were no major issues. A bit of delay but it was understandable. It was a good experience otherwise.

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.

  • Can I find flights from Sioux Falls to Seattle for under $300 on Cheapflights?

    Yes, there are multiple flights from Sioux Falls to Seattle for under $300. The cheapest flight booked recently is on Frontier for just $248, but on average you can expect to pay $369.

  • Are there last-minute flights available from Sioux Falls to Seattle for under $300?

    There are currently 20+ open flights from Sioux Falls to Seattle within the next 7 days for less than $300.

  • What are the cheapest airlines flying from Sioux Falls to Seattle round-trip?

    Our cheapest airline available from Sioux Falls to Seattle is Frontier. Our recent data shows that you can find tickets from as low as $248 on this airline. Additional options worth looking into are United Airlines and American Airlines, starting at $439 and $472 round-trip. These flights start at 57% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from Sioux Falls to Seattle one-way?

    $139 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on United Airlines and Delta, with prices starting from $267 and $318, respectively.

  • What does FSD to SEA mean?

    These are just IATA (International Air Transport Association) codes. They are used in aviation to identify and differentiate airports. That’s why a Sioux Falls Joe Foss Field Airport to Seattle/Tacoma Intl Airport flight would often be abbreviated as a FSD to SEA flight.

  • Can I find deals for flights from Sioux Falls to Seattle that include extra baggage allowance?

    The amount of baggage you can bring on your Sioux Falls to Seattle flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Sioux Falls to Seattle with specific airlines?

    Yes, Cheapflights allows you to browse and filter Sioux Falls to Seattle flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from Sioux Falls to Seattle that include hotel bookings?

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

  • How can I find direct flights from Sioux Falls to Seattle?

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

  • Can I find deals for business class flights from Sioux Falls to Seattle?

    Yes. Cheapflights offers flight deals from Sioux Falls 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.

  • Can I find deals for flights from Sioux Falls to Seattle that allow pets onboard?

    Many airlines flying from Sioux Falls to Seattle offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Sioux Falls to Seattle?

    Yes, you can often find last-minute deals on Sioux Falls to Seattle flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Sioux Falls to Seattle flight deals updated?

    The Sioux Falls to Seattle flight deals you see on this page were last updated on 6/6.

  • What are the most popular airlines that fly from Sioux Falls to Seattle?

    Consider American Airlines, Alaska Airlines or Delta when booking your flight. These represent the most popular airlines when flying from Sioux Falls to Seattle.

  • 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 $247). Flying from Sioux Falls to Seattle in July is currently the most expensive (average of $406). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Sioux Falls to Seattle
See prices for flight routes from nearby airports that may be better suited for you.

Sioux Falls to Portland flights
Rapid City to Seattle flights
Rapid City to Portland flights
Rapid City to Spokane flights
Sioux Falls to Spokane flights
Sioux Falls to Pasco flights
Rapid City to Pasco flights
Sioux Falls to Bellingham flights
Sioux Falls to Yakima flights

Top 5 airlines flying from Sioux Falls to Seattle

Discover the top 5 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 3,050,429 searches. Data last updated junio 6, 2024.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$131Average$274FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$371Average$617FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$427Average$557FlexibilityNo cancel feeOn-time71%
DeltaCheapest$458Average$633FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$514Average$687FlexibilityNo cancel feeOn-time75%
USA to Amsterdam flights
Las Vegas to New York flights
San Diego to Hawaii flights
Los Angeles to London flights
Minneapolis to Cancún flights
Chicago to Tokyo flights
Salt Lake City to Orlando flights
USA to Pakistan flights
Los Angeles to Miami flights
Dallas to San Antonio flights
Chicago to New York flights
Sioux Falls to Seoul flights

Search flights from Sioux Falls to Seattle by cabin class

Find flights from Sioux Falls to Seattle, based on your preferred cabin class, be it economy, premium economy, business, or first class.
First Class
Business Class
Prem Econ Class
Economy Class

Book a flight to one of these trending destinations

User searches for flights to these destinations increased 20% or more in the past 90 days compared to other destinations
Flights to Gaziantep
Flights to Miyakojima Hirara
Flights to Figari-Sud Corse
Flights to Mason City
Flights to Komatsu
Flights to Sendai
Flights to Rhinelander Oneida County
Flights to Constanţa Mihail Kogalniceanu
Flights to Brainerd Crow Wing County
Flights to Reus
Flights to Virac
Flights to Neiva La Marguita
Flights to Pellston Emmet County
Flights to Urumqi
Flights to Bastia Poretta
Flights to Samos
Flights to Hyannis Barnstable
Flights to Provincetown
Flights to Alghero-Fertilia
Flights to Laayoune Hassan I
Flights to Devils Lake
Flights to Vava'u Lupepau'U
Flights to Hakodate
Flights to Edremit/Korfez
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
View all available airlines