How does KAYAK find such low prices on flights from Washington to Sioux Falls?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Washington to Sioux Falls. Visit our flight page for the latest deals!>/a>

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Washington to Sioux Falls?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Sioux Falls from Washington is likely to change within 7 days, so travelers know whether to wait or book now. Visit our flight page for the latest deals!>/a>

What is the Hacker Fare option on flights from Washington to Sioux Falls?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Sioux Falls with an airline and back to Washington with another airline. Visit our flight page for the latest deals!>/a>

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Washington to Sioux Falls?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Sioux Falls from Washington up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. Visit our flight page for the latest deals!>/a>

$109 CHEAP FLIGHTS from Washington to Sioux Falls

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Cheap Flights from Washington to Sioux Falls

Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Washington to Sioux Falls that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Recent round-trip flight deals from Washington to Sioux Falls

Thu, Aug 14 - Fri, Aug 22

7:48 pm - 6:37 pmSEA-FSD

20h 49m1 stop

2:08 pm - 11:45 amFSD-SEA

23h 37m1 stop

$225Frontier

Find Deal

Thu, Aug 14 - Fri, Aug 22

6:25 am - 2:02 pmSEA-FSD

5h 37m1 stop

2:08 pm - 12:34 amFSD-SEA

12h 26m1 stop

$233Frontier

Find Deal

Wed, Sep 10 - Wed, Sep 17

11:42 am - 9:23 pmPDX-FSD

7h 41m1 stop

2:25 pm - 7:23 pmFSD-PDX

6h 58m1 stop

$251American Airlines

Find Deal

Sat, Nov 15 - Wed, Nov 19

5:52 am - 4:51 pmGEG-FSD

8h 59m1 stop

5:36 am - 12:59 pmFSD-GEG

9h 23m1 stop

$251American Airlines

Find Deal

Fri, Sep 12 - Tue, Sep 23

12:45 am - 10:07 amPDX-FSD

7h 22m1 stop

12:56 pm - 6:51 pmFSD-PDX

7h 55m2 stops

$256Delta

Find Deal

Fri, Aug 29 - Thu, Sep 4

10:51 am - 10:12 pmPDX-FSD

9h 21m1 stop

5:06 pm - 9:01 pmFSD-PDX

5h 55m1 stop

$269United Airlines

Find Deal

Sat, Nov 15 - Wed, Nov 19

2:05 pm - 10:49 pmGEG-FSD

6h 44m1 stop

1:20 pm - 10:47 pmFSD-GEG

11h 27m2 stops

$275Delta

Find Deal

Sat, Nov 15 - Wed, Nov 19

12:45 pm - 11:44 pmGEG-FSD

8h 59m2 stops

1:47 pm - 11:29 pmFSD-GEG

11h 42m2 stops

$341United Airlines

Find Deal

Fri, Aug 8 - Sun, Aug 10

4:37 pm - 6:40 pmPDX-FSD

24h 03m2 stops

9:06 pm - 5:41 pmFSD-PDX

22h 35m2 stops

$364Allegiant Air

Find Deal

Fri, Aug 8 - Sun, Aug 10

4:37 pm - 6:40 pmPDX-FSD

24h 03m2 stops

9:06 pm - 5:41 pmFSD-PDX

22h 35m2 stops

$374Allegiant Air

Find Deal

Useful Info

Low season	January
High season	July
Cheapest flight	$109

Best time to beat the crowds with an average 12% drop in price.

Most popular time to fly with an average 7% increase in price.

Flight from Seattle to Sioux Falls

How does KAYAK find such low prices on flights from Washington to Sioux Falls?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Washington to Sioux Falls.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Washington to Sioux Falls?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Sioux Falls from Washington is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Washington to Sioux Falls?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Sioux Falls with an airline and back to Washington with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Washington to Sioux Falls?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Sioux Falls from Washington up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight to Sioux Falls

Airports

Cabin class

Complete your trip

Direct Flights

Flights to other cities

Origins

Other airports

Return flight deals

Information on the airport you'll fly into in Sioux Falls

Sioux Falls (FSD)

Not what you’re looking for? Find thousands of other hotels, flights, car rentals and package deals with KAYAK.

FSD

$109 Find Cheap Flights from Washington to Sioux Falls

KAYAK searches hundreds of travel sites at once for deals on flights to Sioux Falls

Cheap Flights from Washington to Sioux Falls

Recent round-trip flight deals from Washington to Sioux Falls

Recent one-way flight deals from Washington to Sioux Falls

Recent last minute flight deals from Washington to Sioux Falls

Good to know

FAQs for booking flights from Washington to Sioux Falls

How does KAYAK find such low prices on flights from Washington to Sioux Falls?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Washington to Sioux Falls.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Washington to Sioux Falls?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Sioux Falls from Washington is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from Washington to Sioux Falls?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Sioux Falls with an airline and back to Washington with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Washington to Sioux Falls?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Sioux Falls from Washington up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight to Sioux Falls

Information on the airport you'll fly into in Sioux Falls

Cabin class types available on flights to Washington

Complete your trip to Sioux Falls with a hotel stay or car rental

Find direct flights for Sioux Falls

Flights to other popular destinations

Flights from domestic origins to Sioux Falls

Choose which airport to fly into in Sioux Falls

Find deals for your return flight