Find Cheap Flights from Seattle to Sioux Falls (SEA - FSD)

Flights overview

Useful information for finding cheap flights from Seattle to Sioux Falls and booking your next trip

Cheapest round-trip flights	$250	Frontier 1 stop 18 hr Thu, Jun 4 — Wed, Jun 10	The cheapest round-trip flight from Seattle to Sioux Falls is currently $250
Cheapest one-way flight	$156	Frontier 1 stop 21 hr Tue, May 5	The cheapest one-way flight from Seattle to Sioux Falls is currently $156
Last-minute weekend getaway	$281	Frontier 1 stop 18 hr Thu, May 7 — Mon, May 11	The cheapest last-minute weekend getaway from Seattle to Sioux Falls is currently $281
Cheapest business class flights	$498	Frontier 1 stop 18 hr Thu, May 28 — Wed, Jun 3	The cheapest business class round-trip flight from Seattle to Sioux Falls is currently $498

Fastest flight	5 hr 5 min	The fastest flight with stops from Seattle to Sioux Falls takes 5 hr 5 min
Nonstop flights	None	There are no direct flights on this route.

When is the cheapest time to fly?

The cheapest month to fly from Seattle to Sioux Falls is typically October. The most expensive month to fly is typically May.

October Cheapest	Typical prices: $205–375
May Most expensive	Typical prices: $325–510

Popular airlines from Seattle to Sioux Falls

United

from $353

Typical price: $310–550

225 weekly connecting flights

SEA - FSD Every day
Delta

from $329

Typical price: $370–790

190 weekly connecting flights

SEA - FSD Every day
American

from $329

Typical price: $335–630

144 weekly connecting flights

SEA - FSD Every day
Frontier

from $230

Typical price: $225–425

14 weekly connecting flights

SEA - FSD Every Mon, Tue, Wed, Thu, Sat, Sun

Popular airports near Seattle

Seattle-Tacoma International Airport (SEA)

Seattle United States 18 min 11 mi
Portland International Airport (PDX)

Portland United States 2 hr 44 min 140 mi
Paine Field (PAE)

Everett United States 31 min 21 mi
King County International Airport - Boeing Field (BFI)

Seattle United States 11 min 5 mi

Popular airports near Sioux Falls

Sioux Falls Regional Airport (FSD)

Sioux Falls United States 15 min 2 mi
Eppley Airfield (OMA)

Omaha United States 2 hr 47 min 160 mi
Minneapolis-Saint Paul International Airport (MSP)

Minneapolis United States 3 hr 41 min 196 mi
Sioux Gateway Airport (SUX)

Sioux City United States 1 hr 24 min 81 mi

Frequently asked questions about flying from Seattle to Sioux Falls

The cheapest flights from Seattle to Sioux Falls are usually in October. Typical ticket prices in October range from $205 to $375.

The cheapest round-trip flight from Seattle to Sioux Falls recently found on Google Flights was with Frontier from $250. The cheapest one-way flight was with Frontier from $156.

Some of the cheapest round-trip deals we found with different airlines:

The cheapest United flight from Seattle to Sioux Falls is $353, flying from May 28 to Jun 6.
The cheapest Delta flight from Seattle to Sioux Falls is $329, flying from Jun 8 to Jun 14.
The cheapest American flight from Seattle to Sioux Falls is $329, flying from Jun 4 to Jun 12.
The cheapest Frontier flight from Seattle to Sioux Falls is $230, flying from Jul 30 to Aug 5.

The cheapest round-trip flight from Seattle to Sioux Falls starts at $250 from Thu, Jun 4 to Wed, Jun 10. The cheapest one-way flight starts at $156 and departs on Tue, May 5.

5 hr 5 min is the shortest flight time from Seattle to Sioux Falls.

A common time to visit Sioux Falls is summer (Jun–Aug), when the weather is warm to hot, and humid. Winters (Nov–Feb) are cold, with temperatures falling below freezing and moderate snowfall. Sioux Falls Jazz Fest (Jul) is an outdoor jazz and blues festival with free concerts. The Parade of Lights (Nov) marks the start of the holiday season with illuminated parade floats and music.

It's easy to use Google Flights to find the cheapest days to fly from Seattle to Sioux Falls.
Just click the Departure label near the top of the page to open the calendar. Choose a start date and a return date to see how the round-trip fare changes on those specific days.
Adjust the trip type to see one-way fares. The cheapest available flights are highlighted and easy to spot. Once you settle on dates, click the Search button to see flight options and book the deal.

You can also turn on price tracking to get alerts if the price changes for a route or flight.

What counts as the best airline for your flights from Seattle to Sioux Falls really depends on your individual needs. You may have a favorite carrier or a loyalty program you like, but price, convenience, and airports served also come into play. Flexibility and booking terms – Can you change flights if you want to stay longer or get a refund if you have to postpone your trip? – are also factors that help determine which airline is best to fly from Seattle to Sioux Falls.

In terms of flights, United is the most popular. United offers 225 connecting flights per week. United flies from Seattle-Tacoma International Airport (SEA) to Sioux Falls Regional Airport (FSD) .

Other popular airlines flying from Seattle to Sioux Falls are:

Delta offers 190 connecting flights per week. Delta flies from Seattle-Tacoma International Airport (SEA) to Sioux Falls Regional Airport (FSD) .
American offers 144 connecting flights per week. American flies from Seattle-Tacoma International Airport (SEA) to Sioux Falls Regional Airport (FSD) .
Frontier offers 14 connecting flights per week. Frontier flies from Seattle-Tacoma International Airport (SEA) to Sioux Falls Regional Airport (FSD) .

The number of connecting flights refers to distinct flights with at least one stop between Seattle and Sioux Falls.

The cheapest round-trip flight from Seattle to Sioux Falls recently found on Google Flights was with Frontier from $250. The cheapest one-way flight was with Frontier from $156.

Some of the cheapest round-trip deals we found with different airlines:

The cheapest United flight from Seattle to Sioux Falls is $353, flying from May 28 to Jun 6.
The cheapest Delta flight from Seattle to Sioux Falls is $329, flying from Jun 8 to Jun 14.
The cheapest American flight from Seattle to Sioux Falls is $329, flying from Jun 4 to Jun 12.
The cheapest Frontier flight from Seattle to Sioux Falls is $230, flying from Jul 30 to Aug 5.

No airline flies direct from Seattle to Sioux Falls.

There are 225 United connecting flights from Seattle to Sioux Falls per week. Flights are available every day.
There are 190 Delta connecting flights from Seattle to Sioux Falls per week. Flights are available every day.
There are 144 American connecting flights from Seattle to Sioux Falls per week. Flights are available every day.
There are 14 Frontier connecting flights from Seattle to Sioux Falls per week. Flights are available on Monday, Tuesday, Wednesday, Thursday, Saturday and Sunday.

Use the Stops filter while searching for flights, to see only nonstop options in your results.

The cheapest last-minute deal between Seattle and Sioux Falls at price $281 is offered by Frontier from Thu, May 7 to Mon, May 11.

No airline flies direct from Seattle to Sioux Falls.

There are 225 United connecting flights from Seattle to Sioux Falls per week. Flights are available every day.
There are 190 Delta connecting flights from Seattle to Sioux Falls per week. Flights are available every day.
There are 144 American connecting flights from Seattle to Sioux Falls per week. Flights are available every day.
There are 14 Frontier connecting flights from Seattle to Sioux Falls per week. Flights are available on Monday, Tuesday, Wednesday, Thursday, Saturday and Sunday.

Use the Stops filter while searching for flights, to see only nonstop options in your results.

There are no direct flights from Seattle to Sioux Falls.

It's easy to find nonstop flights with Google Flights! Once you've searched for flights from Seattle to Sioux Falls, just select the nonstop flights only option in the 'Stops’ filter in the search form and view all available direct flights and their prices.

The cheapest business class round-trip flights between Seattle and Sioux Falls start at $498 from Thu, May 28 to Wed, Jun 3 with Frontier.

The cheapest economy class round-trip flights between Seattle and Sioux Falls start at $250 from Thu, Jun 4 to Wed, Jun 10.

To book business class trips from Seattle to Sioux Falls, look for the default Economy selection at the top, and change it to your desired cabin class such as Premium Economy, Business Class, or First Class. You can then select your departure and arrival dates, consider available options, and book your business travel.

You can also adjust the trip type to view one-way fares.

The best last-minute getaway deal for the next weekend between Seattle and Sioux Falls starts at $281 from Thu, May 7 to Mon, May 11 with Frontier.

The cheapest last-minute deal between Seattle and Sioux Falls at price $281 is offered by Frontier from Thu, May 7 to Mon, May 11.

To find last-minute flight deals from Seattle to Sioux Falls, start by entering the city names, select the desired departure and return dates, and hit the Search button to view flight options.

You can check for last-minute flights for the same day or adjust the trip type to see one-way fares.