Cheap Flights from Sioux Falls to Seattle from $515

Compare Sioux Falls to Seattle flight deals

Find the cheapest month or even day of the year to fly to Seattle

Book the best Seattle fare with no extra fees

Flight deals from Sioux Falls Airport to Seattle

Looking for a cheap last-minute deal or the best return flight from Sioux Falls Airport to Seattle? If you want to travel next month, return fares start from $515. Find the lowest prices on one-way and return tickets right here.

Seattle.$515 per passenger.Departing Tue, 14 Apr, returning Fri, 24 Apr.Return flight with United.Outbound indirect flight with United, departs from Sioux Falls on Tue, 14 Apr, arriving in Seattle / Tacoma International.Inbound indirect flight with United, departs from Seattle / Tacoma International on Fri, 24 Apr, arriving in Sioux Falls.Price includes taxes and charges.From $515, select.

Seattle.$549 per passenger.Departing Sat, 21 Mar, returning Tue, 24 Mar.Return flight with United.Outbound indirect flight with United, departs from Sioux Falls on Sat, 21 Mar, arriving in Seattle / Tacoma International.Inbound indirect flight with United, departs from Seattle / Tacoma International on Tue, 24 Mar, arriving in Sioux Falls.Price includes taxes and charges.From $549, select.

Seattle.$577 per passenger.Departing Tue, 15 Dec, returning Sat, 16 Jan.Return flight with United.Outbound indirect flight with United, departs from Sioux Falls on Tue, 15 Dec, arriving in Seattle / Tacoma International.Inbound indirect flight with United, departs from Seattle / Tacoma International on Sat, 16 Jan, arriving in Sioux Falls.Price includes taxes and charges.From $577, select.

Seattle.$621 per passenger.Departing Sat, 28 Mar, returning Wed, 1 Apr.Return flight with United.Outbound indirect flight with United, departs from Sioux Falls on Sat, 28 Mar, arriving in Seattle / Tacoma International.Inbound indirect flight with United, departs from Seattle / Tacoma International on Wed, 1 Apr, arriving in Sioux Falls.Price includes taxes and charges.From $621, select.

Seattle.$635 per passenger.Departing Wed, 2 Sep, returning Wed, 9 Sep.Return flight with Delta.Outbound indirect flight with Delta, departs from Sioux Falls on Wed, 2 Sep, arriving in Seattle / Tacoma International.Inbound indirect flight with Delta, departs from Seattle / Tacoma International on Wed, 9 Sep, arriving in Sioux Falls.Price includes taxes and charges.From $635, select.

Seattle.$796 per passenger.Departing Thu, 28 May, returning Wed, 24 Jun.Return flight with United.Outbound indirect flight with United, departs from Sioux Falls on Thu, 28 May, arriving in Seattle / Tacoma International.Inbound indirect flight with United, departs from Seattle / Tacoma International on Wed, 24 Jun, arriving in Sioux Falls.Price includes taxes and charges.From $796, select.

Seattle.$969 per passenger.Departing Tue, 21 Jul, returning Tue, 28 Jul.Return flight with Delta.Outbound indirect flight with Delta, departs from Sioux Falls on Tue, 21 Jul, arriving in Seattle / Tacoma International.Inbound indirect flight with Delta, departs from Seattle / Tacoma International on Tue, 28 Jul, arriving in Sioux Falls.Price includes taxes and charges.From $969, select.

Seattle.$1,004 per passenger.Departing Sat, 20 Jun, returning Mon, 29 Jun.Return flight with United.Outbound indirect flight with United, departs from Sioux Falls on Sat, 20 Jun, arriving in Seattle / Tacoma International.Inbound indirect flight with United, departs from Seattle / Tacoma International on Mon, 29 Jun, arriving in Sioux Falls.Price includes taxes and charges.From $1,004, select.

Seattle.$1,204 per passenger.Departing Mon, 29 Jun, returning Wed, 1 Jul.Return flight with Delta.Outbound indirect flight with Delta, departs from Sioux Falls on Mon, 29 Jun, arriving in Seattle / Tacoma International.Inbound indirect flight with Delta, departs from Seattle / Tacoma International on Wed, 1 Jul, arriving in Sioux Falls.Price includes taxes and charges.From $1,204, select.

Find the cheapest month to fly from Sioux Falls to Seattle

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Sioux Falls to Seattle flights are currently cheapest in April.

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Jan

Feb

Alternative Sioux Falls to Seattle routes

Looking for the cheapest, fastest or easiest route from Sioux Falls to Seattle? You could fly into the following airports instead.

Sioux Falls to Seattle: Flight information

The things to know before you go.

Cheapest flight found	$515
Cheapest month to fly	April

Finding cheap flights from Sioux Falls to Seattle: Frequently asked questions

How many airports are there in Seattle?

There are 4 airports in Seattle: Seattle Lake Union SPB, Seattle Boeing Fld, Seattle / Tacoma International, and Paine Field.

How much are return flights from Sioux Falls to Seattle?

The best price we found for a return flight from Sioux Falls to Seattle is $515. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.

Which airlines fly direct from Sioux Falls to Seattle?

Currently, there are no airlines that fly direct from Sioux Falls to Seattle. But we found flights with one or more stops from $515.

How many flights are there a week from Sioux Falls to Seattle?

As of March 2026, there are no flights flying from Sioux Falls to Seattle.

When is the cheapest time to fly from Sioux Falls to Seattle?

The cheapest month to fly from Sioux Falls to Seattle is usually April.

Which is the cheapest airport to fly into in Seattle?

If you're flying from Sioux Falls Airport, the cheapest airport near Seattle is Seattle / Tacoma International – which is 19.5 km away from the centre of Seattle. We've found flights into this airport from $515.

Which upcoming date is cheapest to fly from Sioux Falls Airport to Seattle on?

After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Sioux Falls Airport to Seattle on Tuesday, 14 April 2026.

Can I get a direct flight from Sioux Falls Airport to Seattle?

No airlines currently offer direct flights between Sioux Falls Airport and Seattle. Most routes have one or more stops.

How can I get the best flight deal from Sioux Falls Airport to Seattle?

We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Seattle but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

When is the best time to book flights to Seattle?

We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Seattle is around 40 days in advance, so don’t leave your flight to the last minute.

What’s the weather like in Seattle?

In March, the average temperature is usually around 6°C. August is typically the warmest month in Seattle, when it usually averages around 23°C. You can expect the least rain in July. The coldest month is December, with temperatures averaging 0°C. The rainiest month is November.

Which is the cheapest airline to fly from Sioux Falls Airport to Seattle with?

Currently, United offers the cheapest flight tickets to Seattle.

Travelling from Joe Foss Field Airport (FSD) to Seattle: what you need to know

Seattle is two hours behind Sioux Falls, where Joe Foss Field Airport is located. Seattle observes the UTC-7 timezone.
For hassle-free travel, arrive at the airport two hours ahead of international flights and one hour before domestic departures. This will give you plenty of time to board your FSD to Seattle flight.
If you're jetting off during a bank holiday or another peak period, allow for even more time. A good rule is two hours ahead of domestic flights and up to four hours before international departures. Queues at check-in and security will be longer.
Travelling from central Sioux Falls to FSD takes about 1 hour 35 minutes by public transport. If you ride-share, drive or grab a cab, you'll cover the 5 kilometres in 10 minutes or so, depending on traffic conditions.
Looking for a hotel near FSD? If you're catching an early flight from Joe Foss Field Airport to Seattle, these accommodation options will put you moments from your departure lounge:
Of all flights departing from Joe Foss Field Airport, 75.18% arrive on time at their destination.
You'll find FSD at 2801 Jaycee Lane.

How to find the cheapest flights from Joe Foss Field Airport (FSD) to Seattle

The best price we've seen for a one-way Joe Foss Field Airport to Seattle flight is $257. The cheapest price for a return flight is $515. Bear in mind fares may change due to demand at the time of booking.
Don't wait until the last minute. You're more likely to land cheap flights from FSD to Seattle if you book in advance. Airlines often offer some excellent early bird discounts.
Landing cheap tickets from Joe Foss Field Airport to Seattle is more likely if you're flexible with your trip dates. Try using the 'Whole month' tool to get the lowest prices across each month and score an epic deal.
Spend less time searching for cheap flights from FSD to Seattle by setting up a Price Alert. You'll receive an email or notification on the app when a special offer becomes available.
Choose your ideal arrival and departure times, airlines and number of stops with our filters. Then, sort the results for your flight from Joe Foss Field Airport to Seattle by 'Best,' 'Fastest' or 'Cheapest.'

Airports in Seattle

Seattle-Tacoma International Airport (SEA)

The distance from Seattle-Tacoma International Airport (SEA) to central Seattle is roughly 23 kilometres. It'll take you about 20 minutes to get to the centre driving.
If you're using public transport, expect a journey time of around 55 minutes.
The last thing you want is a lengthy journey to your hotel if you're landing late on a flight from Joe Foss Field Airport to Seattle. Book one of these accommodation options near SEA instead:
Pick up a Seattle-Tacoma International Airport rental car and explore Seattle and beyond with your own wheels. Thrifty, Europcar and Budget are leading providers to choose from here.
Secure the lowest price by booking your vehicle from Seattle-Tacoma International Airport about one week ahead of your flight from FSD to Seattle.

Lake Union Sea Plane Base Airport (LKE)

After your flight from Joe Foss Field Airport to Seattle has hit the tarmac, you can make your way to the city centre in about 10 minutes by car. Central Seattle is roughly 3 kilometres from Lake Union Sea Plane Base Airport (LKE).
If you choose to travel on public transport, you'll get to the city centre in 25 minutes or so.
Following your FSD to Seattle flight, rest your head at a hotel near LKE. These are some great options that'll help you get into relaxation mode:

Best time to go to Seattle

Visit Seattle during peak season if you prefer a lively atmosphere, but remember that hotel prices may be higher. Alternatively, book your flights from Joe Foss Field Airport to Seattle in the off-season when prices are cheaper and it's quieter.
The warmest month in Seattle is August, with temperatures ranging between 12ºC and 28ºC. Book your Joe Foss Field Airport to Seattle flight ticket then if that's the weather you find most pleasant.
February has average temperatures of between -1ºC and 11ºC. Search for a cheap ticket from FSD to Seattle around that time if you want to travel in cooler conditions.

More about Seattle

When it comes to searching for somewhere to lay your head, you'll find the best places to stay in Seattle right here. Browse these hotels after you've booked your flight from Joe Foss Field Airport to Seattle:
There are so many things to do and see in this city it can be hard to work out where to start. LMN Architects, Greyhound: Bus Station and Boeing Radiation Effects Lab are popular attractions which should feature on any good Seattle itinerary.

Explore more of United States

You've done Seattle, now it's time to explore other corners of United States. Journey around 241 kilometres south to Portland to tick off its must-visit sights. From Pioneer Courthouse Square to Portland Japanese Garden and Pittock Mansion, you've got a jam-packed schedule ahead.
Around 370 kilometres east of Seattle, Spokane is another favourite stop in United States. No visit is complete without checking out Manito Park, Northwest Museum of Arts & Culture and Spokane Falls.